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China Best Sales Ningbo Ld OEM Double Acting Welded Durable Garbage Truck Use Hydraulic Cylinder vacuum pump connector

Product Description

Hydraulic Cylinder used on Front Loader
Hydraulic cylinders are an integral part of many machines and devices, and front loaders are no exception. Front loaders, also known as front end loaders or simply loaders, are heavy equipment machines used for moving, handling, and lifting materials such as dirt, sand, rocks, and other construction debris. The hydraulic cylinder in a front loader is a key component that enables the machine to perform its various functions. It is responsible for lifting the bucket and moving it into position to scoop up material. The hydraulic cylinder also allows the bucket to be lowered and dumped, releasing the material at the desired location.The combination of the hydraulic cylinder and the front loader is a force to be reckoned with. They work together seamlessly, enabling the loader to perform tasks quickly and efficiently. The hydraulic cylinder’s strength and precision make it an indispensable part of the front loader, ensuring its smooth operation and reliability.

 

Hydraulic Cylinder used on Side Loader
The side loader garbage truck is a remarkable piece of engineering, designed with efficiency and hygiene in mind. The truck’s unique design, which includes a hydraulic cylinder, allows it to handle large volumes of trash with ease.The hydraulic cylinder in a side loader is made up of 2 main parts: the cylinder tube and the piston. The cylinder tube is a hollow metal cylinder that contains the hydraulic fluid. The piston is a CHINAMFG metal rod that slides within the cylinder tube. The hydraulic cylinder is the driving force behind the side loader garbage truck’s capabilities. It powers the lifting and tilting mechanisms that are essential for emptying trash containers into the truck’s body. The cylinder uses pressurized hydraulic fluid to generate the force necessary to manipulate the trash container.

 

Hydraulic Cylinder used on Rear Loader
The rear loader garbage truck is a specialized vehicle designed to handle the collection and disposal of trash in an efficient and hygienic manner. It features a unique loading mechanism that allows trash to be emptied directly into the truck’s body from the side, rather than from the rear or top.The hydraulic cylinder is what powers the trash container lifting mechanism. It uses pressurized hydraulic fluid to generate the force needed to tilt and empty the trash container into the truck’s hopper. This design allows for quick and effortless emptying, reducing the time and effort needed for trash collection.The hydraulic cylinder in a rear loader must be able to withstand significant forces and pressures, as it is responsible for lifting heavy loads and repeatedly performing this task over time. 

About Us
Established in  1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.

Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than  380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.

More than  35 years experience in machining industry, with over  10 experienced technical engineers and  150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
 

Hydraulic Cylinder Producing Process

Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.

Step2: Quality Control on Machining

we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.

Step3: Quality Control on Welding

We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What’s more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.

Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.

Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.

Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.

Packing Reference

Order Process

Enterprise Features

FAQ
Q1. What is LD product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
1. LD will take the corresponding cost caused by customer local reparing. 
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.

Q4: How to ensure the order can be shipped on time?
LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Structure: Piston Type
Material: 20#Steel/45#Steel
Seals: Packer/Hallite/Gapi
Warranty: 2 Years Warranty
Oil Port: NPT/SAE/BSPP
Acting Type: Double Acting or Single Acting
Samples:
US$ 60/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used in construction equipment like backhoes?

Yes, double-acting hydraulic cylinders are commonly used in construction equipment like backhoes. Here’s a detailed explanation:

1. Lifting and Digging Functions: Backhoes are versatile construction machines used for various tasks, including digging, trenching, lifting, and material handling. Double-acting hydraulic cylinders play a crucial role in enabling the lifting and digging functions of a backhoe. These cylinders are typically used to control the movement of the boom, dipper stick, and bucket assembly. By extending and retracting the hydraulic cylinders, the boom can be raised, lowered, and positioned precisely, allowing for efficient digging and material handling operations.

2. Bi-Directional Force Generation: Double-acting hydraulic cylinders are well-suited for the requirements of backhoes due to their ability to generate force in both directions. This bi-directional operation is essential for the backhoe’s lifting and digging functions. By supplying pressurized hydraulic fluid to one side of the cylinder, the piston extends, producing force that raises or extends the boom. Conversely, supplying fluid to the other side of the cylinder retracts the piston, allowing for the lowering or retraction of the boom. This bi-directional force generation enables precise control over the movement and positioning of the backhoe’s working components.

3. Precise Control and Positioning: Backhoes often require precise control and positioning of the boom, dipper stick, and bucket assembly. Double-acting hydraulic cylinders contribute to this precise control by allowing operators to adjust the speed and force of the cylinder’s movement. By regulating the hydraulic pressure and flow rate, the operator can control the speed and smoothness of the cylinder’s extension and retraction. This level of control enables accurate and controlled movement, facilitating precise digging, lifting, and material handling tasks.

4. Adaptability and Customization: Double-acting hydraulic cylinders can be customized to meet the specific requirements of backhoes and other construction equipment. They can be designed with various stroke lengths, bore sizes, and mounting configurations to fit the backhoe’s hydraulic system and geometry. This adaptability ensures that the hydraulic cylinders integrate seamlessly with the backhoe’s structure and hydraulic circuit, optimizing performance and efficiency.

5. Durability and Reliability: Construction equipment like backhoes operate in demanding and often harsh conditions. Double-acting hydraulic cylinders are built to withstand these challenging environments. They are constructed from robust materials, such as high-strength steel, and equipped with reliable sealing mechanisms to prevent the ingress of contaminants. This ensures the durability and reliability of the hydraulic cylinders, allowing them to withstand the rigors of construction sites and provide consistent performance over time.

Given their suitability for lifting and digging functions, bi-directional force generation, precise control and positioning, adaptability and customization, as well as durability and reliability, double-acting hydraulic cylinders are extensively used in construction equipment like backhoes.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in cylinder size and capacity?

A double-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity effectively. Here’s a detailed explanation:

1. Modular Design: Double-acting hydraulic cylinders are often built with a modular design, allowing for flexibility in cylinder size and capacity. The modular approach means that different components, such as the cylinder barrel, piston, and rod, can be easily interchanged or replaced to accommodate varying size and capacity requirements. This modularity enables hydraulic cylinders to be customized and adapted to specific applications, ensuring optimal performance and efficiency.

2. Standardized Sizing: Hydraulic cylinders, including double-acting ones, often adhere to standard sizing conventions. These standards specify the dimensions and capacities of cylinders based on widely accepted industry norms. By following standardized sizing, hydraulic cylinder manufacturers ensure compatibility and interchangeability of components. This facilitates the selection and replacement of cylinders with appropriate size and capacity to meet specific application needs.

3. Pressure and Flow Control: Double-acting hydraulic cylinders can handle variations in cylinder size and capacity by adjusting the pressure and flow of hydraulic fluid. The hydraulic system supplying the cylinder can be equipped with valves, regulators, and control mechanisms to regulate the pressure and flow rates. By adjusting these parameters, operators can control the force generated by the cylinder, compensating for variations in size and capacity. This allows for consistent and precise force application, regardless of the specific cylinder dimensions.

4. Load Calculation and System Design: When designing hydraulic systems that incorporate double-acting cylinders, load calculations and system design considerations are essential. Engineers assess the intended load requirements and select cylinders with appropriate size and capacity to handle those loads. By accurately calculating the forces involved and selecting cylinders with suitable specifications, the hydraulic system can effectively handle variations in cylinder size and capacity, ensuring safe and efficient operation.

5. Performance Testing and Certification: Double-acting hydraulic cylinders undergo rigorous testing and certification processes to ensure their performance and reliability. Manufacturers conduct various tests, including pressure testing, load testing, and endurance testing, to verify that cylinders meet the specified size and capacity ratings. By adhering to industry standards and obtaining certifications, manufacturers provide assurance that their cylinders can handle variations in size and capacity within the specified limits, maintaining consistent performance and safety.

Through modular design, standardized sizing, pressure and flow control, load calculation and system design considerations, as well as performance testing and certification, double-acting hydraulic cylinders are well-equipped to handle variations in cylinder size and capacity. These features ensure that hydraulic systems can be tailored to specific requirements, providing reliable and efficient operation across a range of applications in various industries.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder differ from a single-acting one?

A double-acting hydraulic cylinder and a single-acting hydraulic cylinder differ in their functionality and ability to generate force. Here’s a detailed explanation of the differences:

1. Functionality: A double-acting hydraulic cylinder can generate force in both directions of its stroke, whereas a single-acting hydraulic cylinder can only generate force in one direction.

2. Construction: In a double-acting hydraulic cylinder, there are two hydraulic ports—one connected to the rod end and the other to the cap end of the cylinder. This allows hydraulic fluid to enter and exit both chambers of the cylinder, enabling force generation in both directions. In contrast, a single-acting hydraulic cylinder has only one hydraulic port, typically connected to the cap end. The rod end of a single-acting cylinder is often vented or equipped with a smaller hydraulic port to facilitate the return of the piston.

3. Operation: A double-acting hydraulic cylinder operates by supplying hydraulic fluid to the appropriate ports to extend or retract the piston. By controlling the flow and pressure of the hydraulic fluid, operators can regulate the direction and speed of the piston’s movement, generating pushing and pulling forces. In a single-acting hydraulic cylinder, hydraulic fluid is supplied to the port to extend the piston and generate force in one direction. The return stroke of the piston is accomplished by the force of gravity or an external mechanical load, as there is no hydraulic pressure applied to retract the piston.

4. Applications: Due to their ability to generate force in both directions, double-acting hydraulic cylinders are suitable for applications that require bidirectional force, precise control, and versatility. They are commonly used in tasks such as lifting, pushing, pulling, clamping, and more. Single-acting hydraulic cylinders, on the other hand, are often employed in applications where force is required in only one direction, such as in simple lifting or lowering tasks.

5. Efficiency: Double-acting hydraulic cylinders offer improved efficiency compared to single-acting cylinders in applications that require frequent or continuous bidirectional force. With a double-acting cylinder, the force can be applied in both the extension and retraction strokes, allowing for increased productivity and reduced cycle times.

In summary, the main difference between a double-acting hydraulic cylinder and a single-acting hydraulic cylinder lies in their ability to generate force in one or both directions. While a double-acting cylinder can generate force in both directions, a single-acting cylinder can generate force in only one direction. This distinction impacts their construction, operation, applications, and efficiency in various hydraulic systems.

China Best Sales Ningbo Ld OEM Double Acting Welded Durable Garbage Truck Use Hydraulic Cylinder   vacuum pump connector	China Best Sales Ningbo Ld OEM Double Acting Welded Durable Garbage Truck Use Hydraulic Cylinder   vacuum pump connector
editor by Dream 2024-05-14

China OEM Double Acting Long Stroke Factory Price Hydraulic RAM Cylinder with Sensor for Garbage Truck vacuum pump engine

Product Description

 

Hydraulic Cylinder used on Front Loader
Hydraulic cylinders are an integral part of many machines and devices, and front loaders are no exception. Front loaders, also known as front end loaders or simply loaders, are heavy equipment machines used for moving, handling, and lifting materials such as dirt, sand, rocks, and other construction debris. The hydraulic cylinder in a front loader is a key component that enables the machine to perform its various functions. It is responsible for lifting the bucket and moving it into position to scoop up material. The hydraulic cylinder also allows the bucket to be lowered and dumped, releasing the material at the desired location.The combination of the hydraulic cylinder and the front loader is a force to be reckoned with. They work together seamlessly, enabling the loader to perform tasks quickly and efficiently. The hydraulic cylinder’s strength and precision make it an indispensable part of the front loader, ensuring its smooth operation and reliability.

 

Hydraulic Cylinder used on Side Loader
The side loader garbage truck is a remarkable piece of engineering, designed with efficiency and hygiene in mind. The truck’s unique design, which includes a hydraulic cylinder, allows it to handle large volumes of trash with ease.The hydraulic cylinder in a side loader is made up of 2 main parts: the cylinder tube and the piston. The cylinder tube is a hollow metal cylinder that contains the hydraulic fluid. The piston is a CHINAMFG metal rod that slides within the cylinder tube. The hydraulic cylinder is the driving force behind the side loader garbage truck’s capabilities. It powers the lifting and tilting mechanisms that are essential for emptying trash containers into the truck’s body. The cylinder uses pressurized hydraulic fluid to generate the force necessary to manipulate the trash container.

 

Hydraulic Cylinder used on Rear Loader
The rear loader garbage truck is a specialized vehicle designed to handle the collection and disposal of trash in an efficient and hygienic manner. It features a unique loading mechanism that allows trash to be emptied directly into the truck’s body from the side, rather than from the rear or top.The hydraulic cylinder is what powers the trash container lifting mechanism. It uses pressurized hydraulic fluid to generate the force needed to tilt and empty the trash container into the truck’s hopper. This design allows for quick and effortless emptying, reducing the time and effort needed for trash collection.The hydraulic cylinder in a rear loader must be able to withstand significant forces and pressures, as it is responsible for lifting heavy loads and repeatedly performing this task over time. 

About Us
Established in  1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.

Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than  380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.

More than  35 years experience in machining industry, with over  10 experienced technical engineers and  150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
 

Hydraulic Cylinder Producing Process

Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.

Step2: Quality Control on Machining

we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.

Step3: Quality Control on Welding

We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What’s more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.

Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.

Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.

Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.

Packing Reference

Order Process

Enterprise Features

FAQ
Q1. What is LD product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
1. LD will take the corresponding cost caused by customer local reparing. 
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.

Q4: How to ensure the order can be shipped on time?
LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 299/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder manage variations in load capacity and weight?

A double-acting hydraulic cylinder is designed to effectively manage variations in load capacity and weight in hydraulic systems. Here’s a detailed explanation:

1. Adjustable Force Output: Double-acting hydraulic cylinders allow for adjustable force output by controlling the hydraulic pressure applied to the cylinder. By adjusting the pressure in the hydraulic system, the force generated by the cylinder can be varied to match the specific load requirements. This feature enables the cylinder to handle variations in load capacity and weight effectively.

2. Mechanical Advantage: Double-acting hydraulic cylinders leverage mechanical advantage to manage variations in load capacity and weight. The cylinder’s design incorporates a larger surface area on the cap end of the piston compared to the rod end. This size difference creates a force amplification effect, allowing the cylinder to exert greater force during the extension stroke. This mechanical advantage enables the cylinder to handle heavier loads and compensate for variations in weight.

3. Pressure Compensation: Double-acting hydraulic cylinders can compensate for variations in load capacity and weight by adjusting the hydraulic pressure in the system. When the load increases, the hydraulic pressure can be increased to generate a higher force output. Conversely, when the load decreases, the pressure can be reduced to match the reduced force requirement. This pressure compensation capability allows the cylinder to adapt to varying load conditions.

4. Position Feedback and Control: To effectively manage variations in load capacity and weight, double-acting hydraulic cylinders can be equipped with position feedback devices and control systems. These devices provide real-time information about the cylinder’s position and can be used to adjust the force output accordingly. By monitoring and controlling the cylinder’s position, the system can respond to changes in load capacity and weight, ensuring optimal performance.

5. Accumulator Integration: Double-acting hydraulic cylinders can be integrated with hydraulic accumulators to manage variations in load capacity and weight. An accumulator is a device that stores hydraulic energy in the form of pressurized fluid. During periods of low load or weight, excess hydraulic energy can be stored in the accumulator. When the load or weight increases, the stored energy can be released to supplement the hydraulic power and provide additional force. This integration helps manage variations in load capacity effectively.

6. System Design and Sizing: Proper system design and sizing play a crucial role in managing variations in load capacity and weight. The hydraulic system, including the double-acting cylinder, should be appropriately sized and selected based on the expected load range. A well-designed system takes into account factors such as the maximum expected load, safety factors, and anticipated variations in weight. By selecting the right cylinder size and ensuring adequate system capacity, variations in load and weight can be effectively managed.

By incorporating these features and considerations, double-acting hydraulic cylinders can effectively manage variations in load capacity and weight, providing reliable and efficient force generation in a wide range of applications.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used in automotive repair and maintenance?

Yes, double-acting hydraulic cylinders can be extensively used in automotive repair and maintenance. Here’s a detailed explanation:

1. Lifting and Lowering Vehicles: Double-acting hydraulic cylinders are commonly employed in automotive lifts and jacks for lifting and lowering vehicles. These cylinders provide the necessary force to raise vehicles off the ground, allowing mechanics to access the underside of the vehicle for repairs, maintenance, or inspections. The bidirectional force generation of double-acting cylinders enables precise control over the lifting and lowering process, ensuring the safety and stability of the vehicle during automotive tasks.

2. Pressing and Clamping: Automotive repair often involves pressing or clamping components together during assembly or disassembly processes. Double-acting hydraulic cylinders can be used in hydraulic presses or clamping devices to provide the required force. By supplying hydraulic pressure to one side of the cylinder, the piston extends, applying force to press or clamp components together. By supplying pressure to the other side, the piston retracts, releasing the pressure. This capability allows for precise and controlled pressing or clamping operations in automotive repair and maintenance.

3. Brake and Suspension System Maintenance: Double-acting hydraulic cylinders play a vital role in brake and suspension system maintenance. For example, when bleeding brake lines, a hydraulic cylinder can be used to pressurize the brake system and force the air bubbles out of the brake fluid. Similarly, in suspension system maintenance, hydraulic cylinders can be employed to compress or decompress suspension components, facilitating repairs or replacements. The precise force control offered by double-acting cylinders ensures accurate and effective maintenance of these critical automotive systems.

4. Engine Hoists and Tilters: Engine repair and maintenance often require lifting, tilting, or removing heavy engines from vehicles. Double-acting hydraulic cylinders are utilized in engine hoists and tilters to provide the necessary force for these tasks. The cylinders can be integrated into lifting mechanisms, allowing controlled lifting and tilting of engines for access to various components or for engine removal and installation. The precise force application of double-acting cylinders ensures the safe handling of heavy engine assemblies.

5. Wheel Alignment and Balancing: Double-acting hydraulic cylinders are also used in wheel alignment and balancing equipment. These cylinders provide the force required to adjust wheel angles and balance tires accurately. By applying precise force to the wheel clamps or alignment mechanisms, the cylinders enable mechanics to align wheels correctly and achieve balanced tire rotations, ensuring optimal vehicle performance, safety, and tire longevity.

Given their applications in lifting and lowering vehicles, pressing and clamping operations, brake and suspension system maintenance, engine hoisting and tilting, as well as wheel alignment and balancing, double-acting hydraulic cylinders are indispensable in automotive repair and maintenance. Their precise force control and versatility make them valuable tools for mechanics and technicians in the automotive industry.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to efficient force generation?

A double-acting hydraulic cylinder is designed to contribute to efficient force generation in hydraulic systems. Here’s a detailed explanation:

1. Bidirectional Force: A double-acting hydraulic cylinder is capable of generating force in both the extension and retraction strokes. When hydraulic fluid is applied to the cylinder’s cap end, it pushes the piston, creating a pushing force. Conversely, when hydraulic fluid is applied to the rod end, it pulls the piston, generating a pulling force. This bidirectional force capability allows for versatile and efficient force generation in various applications.

2. Mechanical Advantage: The design of a double-acting hydraulic cylinder provides a mechanical advantage that contributes to efficient force generation. The piston’s larger surface area on the cap end compared to the rod end allows for a greater force output during the extension stroke. This mechanical advantage amplifies the force generated by the hydraulic pressure, enabling the cylinder to exert significant pushing or pulling force with relatively low hydraulic pressure input.

3. Control over Force and Speed: Double-acting hydraulic cylinders offer precise control over the force and speed of the piston’s movement. By regulating the flow and pressure of the hydraulic fluid, the operator can adjust the force exerted by the cylinder to match the requirements of the application. This control allows for efficient force generation by optimizing the cylinder’s performance for specific tasks.

4. Efficient Energy Utilization: Double-acting cylinders are known for their efficient energy utilization. When the cylinder is extending or retracting, the opposite side of the piston can act as a reservoir, storing the hydraulic fluid. This stored energy can be utilized in the opposite stroke, resulting in improved efficiency. By recycling the energy within the system, double-acting cylinders maximize the utilization of input power, contributing to efficient force generation.

5. Compact and Space-Saving Design: Double-acting hydraulic cylinders are compact and space-saving, making them suitable for applications with limited space. Their efficient force generation allows for the use of smaller cylinder sizes without compromising performance. This compact design minimizes the footprint of the hydraulic system while still delivering the required force output, contributing to efficient use of available space.

6. Durability and Longevity: Double-acting hydraulic cylinders are built to withstand high-pressure applications and heavy loads. Their robust construction, often using materials such as steel or aluminum, ensures durability and longevity. By maintaining their performance over time without significant wear or failure, these cylinders contribute to efficient force generation throughout their operational lifespan.

In summary, a double-acting hydraulic cylinder contributes to efficient force generation through its bidirectional force capability, mechanical advantage, precise control over force and speed, efficient energy utilization, compact design, and durability. These features make double-acting cylinders highly effective in a wide range of applications where efficient and reliable force generation is crucial.

China OEM Double Acting Long Stroke Factory Price Hydraulic RAM Cylinder with Sensor for Garbage Truck   vacuum pump engine	China OEM Double Acting Long Stroke Factory Price Hydraulic RAM Cylinder with Sensor for Garbage Truck   vacuum pump engine
editor by Dream 2024-05-07

China OEM Customize Double Acting Long Stroke Hydraulic Cylinders for Side Loader Garbage Truck vacuum pump design

Product Description

 

Hydraulic Cylinder used on Front Loader
Hydraulic cylinders are an integral part of many machines and devices, and front loaders are no exception. Front loaders, also known as front end loaders or simply loaders, are heavy equipment machines used for moving, handling, and lifting materials such as dirt, sand, rocks, and other construction debris. The hydraulic cylinder in a front loader is a key component that enables the machine to perform its various functions. It is responsible for lifting the bucket and moving it into position to scoop up material. The hydraulic cylinder also allows the bucket to be lowered and dumped, releasing the material at the desired location.The combination of the hydraulic cylinder and the front loader is a force to be reckoned with. They work together seamlessly, enabling the loader to perform tasks quickly and efficiently. The hydraulic cylinder’s strength and precision make it an indispensable part of the front loader, ensuring its smooth operation and reliability.

 

Hydraulic Cylinder used on Side Loader
The side loader garbage truck is a remarkable piece of engineering, designed with efficiency and hygiene in mind. The truck’s unique design, which includes a hydraulic cylinder, allows it to handle large volumes of trash with ease.The hydraulic cylinder in a side loader is made up of 2 main parts: the cylinder tube and the piston. The cylinder tube is a hollow metal cylinder that contains the hydraulic fluid. The piston is a CHINAMFG metal rod that slides within the cylinder tube. The hydraulic cylinder is the driving force behind the side loader garbage truck’s capabilities. It powers the lifting and tilting mechanisms that are essential for emptying trash containers into the truck’s body. The cylinder uses pressurized hydraulic fluid to generate the force necessary to manipulate the trash container.

 

Hydraulic Cylinder used on Rear Loader
The rear loader garbage truck is a specialized vehicle designed to handle the collection and disposal of trash in an efficient and hygienic manner. It features a unique loading mechanism that allows trash to be emptied directly into the truck’s body from the side, rather than from the rear or top.The hydraulic cylinder is what powers the trash container lifting mechanism. It uses pressurized hydraulic fluid to generate the force needed to tilt and empty the trash container into the truck’s hopper. This design allows for quick and effortless emptying, reducing the time and effort needed for trash collection.The hydraulic cylinder in a rear loader must be able to withstand significant forces and pressures, as it is responsible for lifting heavy loads and repeatedly performing this task over time. 

About Us
Established in  1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.

Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than  380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.

More than  35 years experience in machining industry, with over  10 experienced technical engineers and  150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
 

Hydraulic Cylinder Producing Process

Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.

Step2: Quality Control on Machining

we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.

Step3: Quality Control on Welding

We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What’s more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.

Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.

Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.

Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.

Packing Reference

Order Process

Enterprise Features

FAQ
Q1. What is LD product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
1. LD will take the corresponding cost caused by customer local reparing. 
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.

Q4: How to ensure the order can be shipped on time?
LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 299/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in environmental conditions?

A double-acting hydraulic cylinder is designed to handle variations in environmental conditions effectively. Here’s a detailed explanation:

1. Sealing Mechanism: Double-acting hydraulic cylinders are equipped with sealing mechanisms that help protect the internal components from environmental elements. The cylinder is typically sealed with high-quality seals and gaskets that prevent the ingress of contaminants such as dirt, dust, and moisture. This sealing mechanism helps maintain the integrity of the hydraulic system and ensures reliable operation even in challenging environmental conditions.

2. Corrosion Resistance: Double-acting hydraulic cylinders are often constructed from materials that offer excellent corrosion resistance. Common materials used include stainless steel, chrome-plated steel, or other corrosion-resistant alloys. These materials are chosen to withstand exposure to humid or corrosive environments, such as marine applications or outdoor equipment exposed to weather conditions. The corrosion resistance of the cylinder components ensures its durability and performance over an extended period, even in harsh environmental conditions.

3. Temperature Tolerance: Double-acting hydraulic cylinders are designed to handle variations in temperature effectively. The internal components, such as seals and fluids, are selected to withstand a broad temperature range. Specialized seals and hydraulic fluids can be used to maintain proper performance in extreme heat or cold. Additionally, the cylinder’s design may incorporate temperature compensation features to accommodate thermal expansion and contraction, ensuring consistent and reliable operation across different temperature conditions.

4. Contaminant Filtration: Hydraulic systems that utilize double-acting cylinders often incorporate filtration systems to remove contaminants from the hydraulic fluid. Filtration helps prevent the accumulation of particles that can cause wear and damage to the cylinder components. By maintaining clean hydraulic fluid, the cylinder can operate optimally and handle variations in environmental conditions without compromising performance or longevity.

5. Protective Coatings: In certain applications where additional protection is required, double-acting hydraulic cylinders can be coated with protective materials. These coatings provide an extra layer of defense against environmental factors, such as chemical exposure or abrasive particles. Protective coatings can enhance the cylinder’s resistance to wear, corrosion, and other detrimental effects caused by specific environmental conditions.

6. Compatibility with Environmental Sealing: Depending on the specific application and environmental conditions, double-acting hydraulic cylinders can be integrated with environmental sealing measures. For example, in marine or underwater applications, the cylinder can be designed with additional sealing features to prevent water ingress. Such sealing measures ensure that the cylinder operates reliably and safely in challenging environments.

By incorporating sealing mechanisms, corrosion-resistant materials, temperature tolerance, contaminant filtration, protective coatings, and compatibility with environmental sealing, double-acting hydraulic cylinders can effectively handle variations in environmental conditions. This robust design allows them to operate reliably and maintain performance in diverse applications and challenging environments.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used in hydraulic presses for material forming?

Yes, double-acting hydraulic cylinders are commonly used in hydraulic presses for material forming processes. Here’s a detailed explanation:

1. Generating High Force: Hydraulic presses require a significant amount of force to deform and shape materials. Double-acting hydraulic cylinders are capable of generating high forces in both the extending and retracting strokes. This bidirectional force generation is crucial for material forming operations, as it allows for consistent and controlled force application throughout the entire forming process.

2. Precise Force Control: Double-acting hydraulic cylinders offer precise control over force application. The flow rate and pressure of the hydraulic fluid can be regulated using valves and control mechanisms. By adjusting these parameters, operators can control the speed, intensity, and duration of the force applied by the cylinder. This level of control ensures accurate and repeatable material forming, preventing over- or under-forming and achieving the desired dimensional accuracy.

3. Adjustable Stroke Length: Double-acting hydraulic cylinders often feature adjustable stroke lengths. The stroke length refers to the distance the piston can travel within the cylinder. By adjusting the position of the end stops or limit switches, operators can modify the stroke length to match the specific material forming requirements. This adjustability allows for flexibility in accommodating different material thicknesses, shapes, and forming profiles.

4. Flexibility in Die Design: Hydraulic presses utilizing double-acting cylinders offer flexibility in die design. The die is the tooling used to shape and form the material. With the bidirectional force generation of double-acting cylinders, the die can be designed for both positive and negative forming actions. Whether it’s bending, deep drawing, embossing, or other forming processes, the hydraulic press can exert force in the desired direction to achieve the desired material deformation.

5. Damping and Shock Absorption: Material forming processes in hydraulic presses often involve high impact forces. Double-acting hydraulic cylinders are equipped with damping and shock absorption features to minimize vibrations and prevent damage. They may incorporate adjustable cushions or shock absorbers at the end of the cylinder stroke, decelerating the piston before it reaches the end of its travel. These features contribute to stable force application, protect the hydraulic system, and ensure the longevity of the press.

6. Safety Measures: Hydraulic presses incorporating double-acting hydraulic cylinders often include safety measures to protect operators and prevent accidents. These may include emergency stop buttons, safety interlocks, and pressure relief valves. These safety features help ensure the safe operation of the press and protect against excessive forces or unexpected movements.

Given their ability to generate high force, precise force control, adjustable stroke length, flexibility in die design, damping and shock absorption features, as well as the inclusion of safety measures, double-acting hydraulic cylinders are well-suited for use in hydraulic presses for material forming processes. They play a crucial role in achieving accurate and efficient material shaping and are widely used in industries such as automotive, aerospace, and manufacturing.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be customized for specific machinery and equipment?

Yes, double-acting hydraulic cylinders can be customized to meet the specific requirements of machinery and equipment. Here’s a detailed explanation:

1. Size and Dimension: Double-acting hydraulic cylinders can be customized in terms of size and dimension to fit the available space and installation requirements of the machinery or equipment. The cylinder’s length, diameter, and mounting options can be adjusted to ensure a proper fit and integration with the existing system.

2. Force and Stroke Capacity: Hydraulic cylinders can be customized to provide the desired force and stroke capacity based on the machinery’s operational needs. The diameter of the piston, the size of the rod, and the hydraulic pressure can be tailored to achieve the required force output and stroke length, ensuring optimal performance.

3. Seal and Material Selection: The choice of seals and materials used in the construction of double-acting hydraulic cylinders can be customized to suit specific applications. Different seal materials, such as rubber or polyurethane, can be selected based on factors like temperature, pressure, and compatibility with the working fluid. Similarly, the cylinder’s body material can be chosen to withstand corrosive environments or heavy-duty operations.

4. Mounting and Connection Options: Hydraulic cylinders can be customized with various mounting and connection options to facilitate easy installation and integration into the machinery or equipment. Mounting styles such as flange mounts, trunnion mounts, or clevis mounts can be selected based on the specific mounting requirements. Similarly, connection options for hydraulic hoses or fittings can be customized to ensure compatibility with the existing hydraulic system.

5. Sensor Integration: For applications that require feedback or control, double-acting hydraulic cylinders can be customized to integrate sensors or position feedback devices. These sensors can provide information about the cylinder’s position, velocity, or force, allowing for precise control and monitoring of the machinery or equipment.

6. Special Features and Coatings: Depending on the application’s unique needs, double-acting hydraulic cylinders can be customized with special features or coatings. For example, cylinders used in extreme environments may require protective coatings to resist corrosion or abrasion. Cylinders used in high-speed applications may incorporate features such as cushioning mechanisms to dampen impact forces.

7. Testing and Validation: Customized hydraulic cylinders undergo rigorous testing and validation processes to ensure their performance and reliability. These tests may include pressure testing, leakage testing, endurance testing, and functional testing to verify that the cylinder meets the specified requirements and standards.

By offering customization options, double-acting hydraulic cylinder manufacturers can tailor the cylinder’s design, specifications, and features to suit the specific machinery and equipment requirements. This customization capability allows for optimal integration, improved performance, and enhanced efficiency in various industrial applications.

China OEM Customize Double Acting Long Stroke Hydraulic Cylinders for Side Loader Garbage Truck   vacuum pump design		China OEM Customize Double Acting Long Stroke Hydraulic Cylinders for Side Loader Garbage Truck   vacuum pump design
editor by Dream 2024-05-07

China high quality Customized Double Acting Garbage Truck Use Hydraulic Cylinder with Long Stroke Made in China vacuum pump for ac

Product Description

 

Hydraulic Cylinder used on Front Loader
Hydraulic cylinders are an integral part of many machines and devices, and front loaders are no exception. Front loaders, also known as front end loaders or simply loaders, are heavy equipment machines used for moving, handling, and lifting materials such as dirt, sand, rocks, and other construction debris. The hydraulic cylinder in a front loader is a key component that enables the machine to perform its various functions. It is responsible for lifting the bucket and moving it into position to scoop up material. The hydraulic cylinder also allows the bucket to be lowered and dumped, releasing the material at the desired location.The combination of the hydraulic cylinder and the front loader is a force to be reckoned with. They work together seamlessly, enabling the loader to perform tasks quickly and efficiently. The hydraulic cylinder’s strength and precision make it an indispensable part of the front loader, ensuring its smooth operation and reliability.

 

Hydraulic Cylinder used on Side Loader
The side loader garbage truck is a remarkable piece of engineering, designed with efficiency and hygiene in mind. The truck’s unique design, which includes a hydraulic cylinder, allows it to handle large volumes of trash with ease.The hydraulic cylinder in a side loader is made up of 2 main parts: the cylinder tube and the piston. The cylinder tube is a hollow metal cylinder that contains the hydraulic fluid. The piston is a CHINAMFG metal rod that slides within the cylinder tube. The hydraulic cylinder is the driving force behind the side loader garbage truck’s capabilities. It powers the lifting and tilting mechanisms that are essential for emptying trash containers into the truck’s body. The cylinder uses pressurized hydraulic fluid to generate the force necessary to manipulate the trash container.

 

Hydraulic Cylinder used on Rear Loader
The rear loader garbage truck is a specialized vehicle designed to handle the collection and disposal of trash in an efficient and hygienic manner. It features a unique loading mechanism that allows trash to be emptied directly into the truck’s body from the side, rather than from the rear or top.The hydraulic cylinder is what powers the trash container lifting mechanism. It uses pressurized hydraulic fluid to generate the force needed to tilt and empty the trash container into the truck’s hopper. This design allows for quick and effortless emptying, reducing the time and effort needed for trash collection.The hydraulic cylinder in a rear loader must be able to withstand significant forces and pressures, as it is responsible for lifting heavy loads and repeatedly performing this task over time. 

About Us
Established in  1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.

Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than  380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.

More than  35 years experience in machining industry, with over  10 experienced technical engineers and  150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
 

Hydraulic Cylinder Producing Process

Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.

Step2: Quality Control on Machining

we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.

Step3: Quality Control on Welding

We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What’s more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.

Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.

Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.

Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.

Packing Reference

Order Process

Enterprise Features

FAQ
Q1. What is LD product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
1. LD will take the corresponding cost caused by customer local reparing. 
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.

Q4: How to ensure the order can be shipped on time?
LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 299/Piece
1 Piece(Min.Order)

|

Customization:
Available

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double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to controlled and precise movement?

A double-acting hydraulic cylinder plays a crucial role in achieving controlled and precise movement in hydraulic systems. Here’s a detailed explanation:

1. Bi-Directional Operation: Double-acting hydraulic cylinders are designed to generate force in both directions. By supplying pressurized hydraulic fluid to the cap end of the cylinder, the piston extends and produces force. Conversely, supplying fluid to the rod end retracts the piston. This bi-directional operation allows for precise control over the movement of loads in both directions, enabling controlled and precise positioning.

2. Adjustable Force Output: The force output of a double-acting hydraulic cylinder can be adjusted by controlling the hydraulic pressure applied to the cylinder. By regulating the pressure in the hydraulic system, the force generated by the cylinder can be varied to match the specific load requirements. This adjustability allows for precise control over the force exerted by the cylinder, contributing to controlled and precise movement.

3. Flow Control: Double-acting hydraulic cylinders can incorporate flow control valves or throttle valves in the hydraulic circuit. These valves regulate the flow rate of hydraulic fluid entering or exiting the cylinder, controlling the speed of movement. By adjusting the flow rate, the movement of the cylinder can be slowed down or sped up, allowing for precise control over the speed of operation. This flow control capability enhances the controlled and precise movement of the cylinder.

4. Position Feedback Devices: To achieve precise movement, double-acting hydraulic cylinders can be equipped with position feedback devices, such as linear transducers or potentiometers. These devices provide real-time information about the position of the cylinder’s piston. The position feedback data can be used to accurately control the movement and position of the load, ensuring precise positioning and movement control.

5. Proportional Control: Double-acting hydraulic cylinders can be integrated into proportional control systems. Proportional control utilizes electronic or electro-hydraulic systems to proportionally regulate the hydraulic pressure and flow, allowing for fine control over the cylinder’s movement. This precise control mechanism enables accurate and controlled movement, making it suitable for applications that require precise positioning or synchronization of multiple cylinders.

6. System Stability: Double-acting hydraulic cylinders contribute to controlled and precise movement by providing system stability. The hydraulic fluid acts as an incompressible medium, transmitting force from the cylinder to the load without significant loss or deformation. This stability ensures that the movement of the cylinder is consistent and predictable, allowing for precise control over the load’s position.

7. Mechanical Advantage: Double-acting hydraulic cylinders leverage mechanical advantage to enhance controlled and precise movement. The design of the cylinder incorporates a larger surface area on the cap end of the piston compared to the rod end. This size difference creates a force amplification effect, enabling the cylinder to exert greater force during the extension stroke. This mechanical advantage allows for finer control over the movement and positioning of the load.

By combining bi-directional operation, adjustable force output, flow control, position feedback devices, proportional control, system stability, and mechanical advantage, double-acting hydraulic cylinders contribute to controlled and precise movement in a wide range of applications.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used in hydraulic presses for material forming?

Yes, double-acting hydraulic cylinders are commonly used in hydraulic presses for material forming processes. Here’s a detailed explanation:

1. Generating High Force: Hydraulic presses require a significant amount of force to deform and shape materials. Double-acting hydraulic cylinders are capable of generating high forces in both the extending and retracting strokes. This bidirectional force generation is crucial for material forming operations, as it allows for consistent and controlled force application throughout the entire forming process.

2. Precise Force Control: Double-acting hydraulic cylinders offer precise control over force application. The flow rate and pressure of the hydraulic fluid can be regulated using valves and control mechanisms. By adjusting these parameters, operators can control the speed, intensity, and duration of the force applied by the cylinder. This level of control ensures accurate and repeatable material forming, preventing over- or under-forming and achieving the desired dimensional accuracy.

3. Adjustable Stroke Length: Double-acting hydraulic cylinders often feature adjustable stroke lengths. The stroke length refers to the distance the piston can travel within the cylinder. By adjusting the position of the end stops or limit switches, operators can modify the stroke length to match the specific material forming requirements. This adjustability allows for flexibility in accommodating different material thicknesses, shapes, and forming profiles.

4. Flexibility in Die Design: Hydraulic presses utilizing double-acting cylinders offer flexibility in die design. The die is the tooling used to shape and form the material. With the bidirectional force generation of double-acting cylinders, the die can be designed for both positive and negative forming actions. Whether it’s bending, deep drawing, embossing, or other forming processes, the hydraulic press can exert force in the desired direction to achieve the desired material deformation.

5. Damping and Shock Absorption: Material forming processes in hydraulic presses often involve high impact forces. Double-acting hydraulic cylinders are equipped with damping and shock absorption features to minimize vibrations and prevent damage. They may incorporate adjustable cushions or shock absorbers at the end of the cylinder stroke, decelerating the piston before it reaches the end of its travel. These features contribute to stable force application, protect the hydraulic system, and ensure the longevity of the press.

6. Safety Measures: Hydraulic presses incorporating double-acting hydraulic cylinders often include safety measures to protect operators and prevent accidents. These may include emergency stop buttons, safety interlocks, and pressure relief valves. These safety features help ensure the safe operation of the press and protect against excessive forces or unexpected movements.

Given their ability to generate high force, precise force control, adjustable stroke length, flexibility in die design, damping and shock absorption features, as well as the inclusion of safety measures, double-acting hydraulic cylinders are well-suited for use in hydraulic presses for material forming processes. They play a crucial role in achieving accurate and efficient material shaping and are widely used in industries such as automotive, aerospace, and manufacturing.

double acting hydraulic cylinder

Can you explain the purpose and applications of double-acting hydraulic cylinders?

The purpose of double-acting hydraulic cylinders is to generate force in both directions of their stroke, allowing for precise control and versatility in various applications. Here’s a detailed explanation of their purpose and applications:

1. Purpose: Double-acting hydraulic cylinders are designed to provide bidirectional force, meaning they can push and pull loads. This capability allows for a wide range of tasks that require controlled linear force, such as lifting, pushing, pulling, clamping, bending, and holding. The ability to generate force in both the extension and retraction strokes makes double-acting cylinders highly efficient and versatile.

2. Applications: Double-acting hydraulic cylinders find applications in numerous industries and sectors where controlled force is required. Some common applications include:

– Manufacturing and Machinery: Double-acting cylinders are widely used in manufacturing and machinery industries for tasks such as press operations, material handling, assembly lines, robotics, and automation systems. They provide the necessary force to move and position components, operate hydraulic presses, and perform precise tasks with controlled motion.

– Construction and Earthmoving: In construction and earthmoving equipment, double-acting hydraulic cylinders are utilized in applications such as excavators, backhoes, loaders, bulldozers, and cranes. They enable lifting and lowering of heavy loads, extending and retracting booms and arms, and controlling the movement of various hydraulic attachments.

– Mining and Extraction: Double-acting hydraulic cylinders play a crucial role in mining operations for tasks like rock drilling, roof bolting, ore extraction, and material handling. They are used in equipment such as hydraulic shovels, loaders, and crushers to provide the necessary force for excavation, transportation, and processing of minerals and ores.

– Agriculture and Farming: In the agricultural sector, double-acting hydraulic cylinders are employed in machinery and equipment such as tractors, harvesters, sprayers, and loaders. They enable functions like lifting and lowering of implements, controlling hydraulic systems for precise operation, and powering hydraulic attachments such as plows, mowers, and loaders.

– Automotive and Transportation: Double-acting hydraulic cylinders are utilized in various automotive and transportation applications. They are found in vehicle suspension systems, steering mechanisms, hydraulic brakes, dump trucks, garbage trucks, and lifting platforms. These cylinders provide the force necessary for controlled movement, stability, and safety.

– Aerospace and Aviation: In the aerospace and aviation industries, double-acting hydraulic cylinders are used in aircraft landing gear systems, wing flaps, control surfaces, and cargo doors. They provide the force required for smooth and controlled movement, ensuring safe and efficient operation of aircraft.

– Marine and Offshore: Double-acting hydraulic cylinders are employed in marine and offshore applications such as ship steering systems, hatch covers, cranes, winches, and offshore drilling equipment. They enable precise control of movements and operations in challenging marine environments.

These are just a few examples of the diverse applications of double-acting hydraulic cylinders. Their ability to generate force in both directions, combined with precise control and versatility, makes them essential components in various industries where controlled linear force is required.

China high quality Customized Double Acting Garbage Truck Use Hydraulic Cylinder with Long Stroke Made in China   vacuum pump for ac	China high quality Customized Double Acting Garbage Truck Use Hydraulic Cylinder with Long Stroke Made in China   vacuum pump for ac
editor by Dream 2024-04-30

China factory Double-Acting Telescopic Hydraulic Cylinder for Crane Truck vacuum pump belt

Product Description

                                                                HYDRAULIC CYLINDER

  Widely used in equipment for Construction, Coal&mine, Agriculture , Aerial work table and Environmental sanitation etc.
     

Features    customized hydraulic cylinder  
Bore Diameter   2′-50’/50-1500mm
Rod Diameter   1′ – 60’/25 -1000 mm
Wall Thickness    0.1′-4’/3-100 mm
Max Stroke   366’/9280 mm
Max Pressure   9600 psi/600 bar
Test Pressure   14500 psi/1000 bar
Material      20#,40#,45#,16Mn,27SiMn,etc
Seal Kits   Hallite, Parker, NOK, SKF, DICHTOMATIK, Trelleborg, Merkel
Dimensional Accuracy  H7-H11
Bore Roughness   Ra 0.4-1.6mm
Coating   hard chrome 
Purpose  engineering, Coal &mining, agricultural machinery, environmental sanitation
OEM/ODM  Yes 
MOQ   1 Piece
Certificates  ISO9001,CE, CCS

   

Q1. Are you a manufacturer?

Yes, we have manufactured hydraulic cylinders for over 30 years. They are widely used in Engineers, Coal&mine, Agriculture and Environmental Sanitation etc.

Q2. Do your products come with a warranty?

Yes, we have 1 year warranty.

Q3. Can we customize our products from you?

Yes, actually 70% of our products are customized for our clients. You just need to let us know your demand (specifications &drawing is better), and we shall realize them for you.

Q4. How do you deliver the products?

By sea, by plane, or by couriers.

Q5. How many days the samples can be finished, And how about the mass production?

Generally 5-7days for samples making. The lead time of mass production will depend on quality, production art and so on. Generally 35days.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: CE, ISO9001
Pressure: High Pressure
Acting Way: Double Acting
Working Method: Straight Trip
Structure: Piston Type
Material: Carbon Steel
Customization:
Available

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double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in environmental conditions?

A double-acting hydraulic cylinder is designed to handle variations in environmental conditions effectively. Here’s a detailed explanation:

1. Sealing Mechanism: Double-acting hydraulic cylinders are equipped with sealing mechanisms that help protect the internal components from environmental elements. The cylinder is typically sealed with high-quality seals and gaskets that prevent the ingress of contaminants such as dirt, dust, and moisture. This sealing mechanism helps maintain the integrity of the hydraulic system and ensures reliable operation even in challenging environmental conditions.

2. Corrosion Resistance: Double-acting hydraulic cylinders are often constructed from materials that offer excellent corrosion resistance. Common materials used include stainless steel, chrome-plated steel, or other corrosion-resistant alloys. These materials are chosen to withstand exposure to humid or corrosive environments, such as marine applications or outdoor equipment exposed to weather conditions. The corrosion resistance of the cylinder components ensures its durability and performance over an extended period, even in harsh environmental conditions.

3. Temperature Tolerance: Double-acting hydraulic cylinders are designed to handle variations in temperature effectively. The internal components, such as seals and fluids, are selected to withstand a broad temperature range. Specialized seals and hydraulic fluids can be used to maintain proper performance in extreme heat or cold. Additionally, the cylinder’s design may incorporate temperature compensation features to accommodate thermal expansion and contraction, ensuring consistent and reliable operation across different temperature conditions.

4. Contaminant Filtration: Hydraulic systems that utilize double-acting cylinders often incorporate filtration systems to remove contaminants from the hydraulic fluid. Filtration helps prevent the accumulation of particles that can cause wear and damage to the cylinder components. By maintaining clean hydraulic fluid, the cylinder can operate optimally and handle variations in environmental conditions without compromising performance or longevity.

5. Protective Coatings: In certain applications where additional protection is required, double-acting hydraulic cylinders can be coated with protective materials. These coatings provide an extra layer of defense against environmental factors, such as chemical exposure or abrasive particles. Protective coatings can enhance the cylinder’s resistance to wear, corrosion, and other detrimental effects caused by specific environmental conditions.

6. Compatibility with Environmental Sealing: Depending on the specific application and environmental conditions, double-acting hydraulic cylinders can be integrated with environmental sealing measures. For example, in marine or underwater applications, the cylinder can be designed with additional sealing features to prevent water ingress. Such sealing measures ensure that the cylinder operates reliably and safely in challenging environments.

By incorporating sealing mechanisms, corrosion-resistant materials, temperature tolerance, contaminant filtration, protective coatings, and compatibility with environmental sealing, double-acting hydraulic cylinders can effectively handle variations in environmental conditions. This robust design allows them to operate reliably and maintain performance in diverse applications and challenging environments.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in cylinder size and capacity?

A double-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity effectively. Here’s a detailed explanation:

1. Modular Design: Double-acting hydraulic cylinders are often built with a modular design, allowing for flexibility in cylinder size and capacity. The modular approach means that different components, such as the cylinder barrel, piston, and rod, can be easily interchanged or replaced to accommodate varying size and capacity requirements. This modularity enables hydraulic cylinders to be customized and adapted to specific applications, ensuring optimal performance and efficiency.

2. Standardized Sizing: Hydraulic cylinders, including double-acting ones, often adhere to standard sizing conventions. These standards specify the dimensions and capacities of cylinders based on widely accepted industry norms. By following standardized sizing, hydraulic cylinder manufacturers ensure compatibility and interchangeability of components. This facilitates the selection and replacement of cylinders with appropriate size and capacity to meet specific application needs.

3. Pressure and Flow Control: Double-acting hydraulic cylinders can handle variations in cylinder size and capacity by adjusting the pressure and flow of hydraulic fluid. The hydraulic system supplying the cylinder can be equipped with valves, regulators, and control mechanisms to regulate the pressure and flow rates. By adjusting these parameters, operators can control the force generated by the cylinder, compensating for variations in size and capacity. This allows for consistent and precise force application, regardless of the specific cylinder dimensions.

4. Load Calculation and System Design: When designing hydraulic systems that incorporate double-acting cylinders, load calculations and system design considerations are essential. Engineers assess the intended load requirements and select cylinders with appropriate size and capacity to handle those loads. By accurately calculating the forces involved and selecting cylinders with suitable specifications, the hydraulic system can effectively handle variations in cylinder size and capacity, ensuring safe and efficient operation.

5. Performance Testing and Certification: Double-acting hydraulic cylinders undergo rigorous testing and certification processes to ensure their performance and reliability. Manufacturers conduct various tests, including pressure testing, load testing, and endurance testing, to verify that cylinders meet the specified size and capacity ratings. By adhering to industry standards and obtaining certifications, manufacturers provide assurance that their cylinders can handle variations in size and capacity within the specified limits, maintaining consistent performance and safety.

Through modular design, standardized sizing, pressure and flow control, load calculation and system design considerations, as well as performance testing and certification, double-acting hydraulic cylinders are well-equipped to handle variations in cylinder size and capacity. These features ensure that hydraulic systems can be tailored to specific requirements, providing reliable and efficient operation across a range of applications in various industries.

double acting hydraulic cylinder

What is the importance of hydraulic fluid in a double-acting hydraulic cylinder?

Hydraulic fluid plays a crucial role in the operation and performance of a double-acting hydraulic cylinder. Here’s a detailed explanation of its importance:

1. Transmitting Power: Hydraulic fluid is the medium through which power is transmitted in a hydraulic system. In a double-acting hydraulic cylinder, the hydraulic fluid is used to transfer force from the hydraulic pump to the piston, generating the necessary pushing and pulling forces. The fluid’s ability to transmit power efficiently is vital for the cylinder’s operation.

2. Lubrication and Cooling: Hydraulic fluid provides lubrication to the moving components within the cylinder, such as the piston, rod, and seals. This lubrication minimizes friction and wear, ensuring smooth operation and extending the cylinder’s service life. Additionally, the hydraulic fluid absorbs heat generated during operation and carries it away from the cylinder, contributing to cooling and preventing overheating.

3. Sealing and Contamination Control: The hydraulic fluid helps create a seal between the piston and cylinder walls through the use of seals and gaskets. This seal prevents leakage of fluid and maintains the integrity of the hydraulic system. The fluid also plays a vital role in contamination control by carrying away particles and debris that may enter the system, protecting the cylinder’s internal components from damage.

4. Energy Transfer and Efficiency: Hydraulic fluid acts as a medium for energy transfer within the hydraulic system. It stores potential energy when pressurized by the hydraulic pump and releases it when needed to move the piston. The fluid’s incompressible nature ensures efficient energy transfer, allowing for precise control and effective operation of the double-acting hydraulic cylinder.

5. Compatibility and Performance Optimization: The choice of hydraulic fluid is essential to ensure compatibility with the cylinder’s materials, seals, and other hydraulic system components. Different types of hydraulic fluids, such as mineral oil-based, synthetic, or water-based fluids, offer varying performance characteristics. Selecting the appropriate hydraulic fluid and maintaining its quality through regular maintenance helps optimize the cylinder’s performance and prevent potential issues.

6. System Safety and Reliability: The hydraulic fluid’s properties, such as viscosity and temperature range, are critical for maintaining system safety and reliability. The fluid’s viscosity affects the cylinder’s response time and the system’s overall performance. Monitoring and maintaining the appropriate fluid level and quality are essential for safe and reliable operation of the double-acting hydraulic cylinder.

In conclusion, hydraulic fluid is of utmost importance in a double-acting hydraulic cylinder. It enables power transmission, provides lubrication and cooling, ensures sealing and contamination control, facilitates energy transfer and efficiency, optimizes performance, and contributes to system safety and reliability.

China factory Double-Acting Telescopic Hydraulic Cylinder for Crane Truck   vacuum pump belt	China factory Double-Acting Telescopic Hydraulic Cylinder for Crane Truck   vacuum pump belt
editor by Dream 2024-04-25

China supplier Good Quality Customize Double Acting RAM Hydraulic Cylinders for Side Loader Garbage Truck vacuum pump for ac

Product Description

 

Hydraulic Cylinder used on Front Loader
Hydraulic cylinders are an integral part of many machines and devices, and front loaders are no exception. Front loaders, also known as front end loaders or simply loaders, are heavy equipment machines used for moving, handling, and lifting materials such as dirt, sand, rocks, and other construction debris. The hydraulic cylinder in a front loader is a key component that enables the machine to perform its various functions. It is responsible for lifting the bucket and moving it into position to scoop up material. The hydraulic cylinder also allows the bucket to be lowered and dumped, releasing the material at the desired location.The combination of the hydraulic cylinder and the front loader is a force to be reckoned with. They work together seamlessly, enabling the loader to perform tasks quickly and efficiently. The hydraulic cylinder’s strength and precision make it an indispensable part of the front loader, ensuring its smooth operation and reliability.

 

Hydraulic Cylinder used on Side Loader
The side loader garbage truck is a remarkable piece of engineering, designed with efficiency and hygiene in mind. The truck’s unique design, which includes a hydraulic cylinder, allows it to handle large volumes of trash with ease.The hydraulic cylinder in a side loader is made up of 2 main parts: the cylinder tube and the piston. The cylinder tube is a hollow metal cylinder that contains the hydraulic fluid. The piston is a CHINAMFG metal rod that slides within the cylinder tube. The hydraulic cylinder is the driving force behind the side loader garbage truck’s capabilities. It powers the lifting and tilting mechanisms that are essential for emptying trash containers into the truck’s body. The cylinder uses pressurized hydraulic fluid to generate the force necessary to manipulate the trash container.

 

Hydraulic Cylinder used on Rear Loader
The rear loader garbage truck is a specialized vehicle designed to handle the collection and disposal of trash in an efficient and hygienic manner. It features a unique loading mechanism that allows trash to be emptied directly into the truck’s body from the side, rather than from the rear or top.The hydraulic cylinder is what powers the trash container lifting mechanism. It uses pressurized hydraulic fluid to generate the force needed to tilt and empty the trash container into the truck’s hopper. This design allows for quick and effortless emptying, reducing the time and effort needed for trash collection.The hydraulic cylinder in a rear loader must be able to withstand significant forces and pressures, as it is responsible for lifting heavy loads and repeatedly performing this task over time. 

About Us
Established in  1988, HangZhou LD Machinery Co, LTD. (hereinafter referred to “LD”) is a leading manufacturer specializing in the design, research, development, manufacture and marketing in the hydraulic industry. Being one of major suppliers of customized components and cylinders for manufacturers spreaded all over the world, the company is committed to offer high quality products with competitive prices and excellent service worldwide.

Headquartered in HangZhou City, ZHangZhoug Province, the company wholly owns a subsidiary production factory named “HangZhou YUEWEI Hydraulic Technology Co., Ltd”, which covers an area of more than  380,000 square meters, possesses abundant technical strength and sound production management system, superior machining production equipment, strict and effective quality control system, advanced and excellent inspection instruments.

More than  35 years experience in machining industry, with over  10 experienced technical engineers and  150 skilled workers, LD has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining, can handle special material, structure, defect and processing, meet the evolving needs, and provide optimal solution and real one-stop service to customers.
 

Hydraulic Cylinder Producing Process

Step1: Quality Control on Raw Material
We have our own lab in factory, inspect the raw material and do the test. For every batch of material we received, we will ask supplier provide their certificate, and then cut them to do the test again to see if the results match the certification. Also, every batch we received, we will cut them into pieces to check the air bubbles. Once they are all qualified, we will accept it, and all detail information will be recording in our ERP system. We will also pay lot of attention on the salt spray test for chrome rod. Every month, we will cut the material, put them into test machine to see if it reach the requirement. All the result will be recorded at our QC department. If customer need, we can provide it.

Step2: Quality Control on Machining

we start doing components machining from 1988 with 36 years experience now and insist doing 100% inspection. We spend lots of money, invest on auto robots and machines. Now half of the producing line is by robot so that we can ensure our quality be stable good. For every part of the cylinder, we do 3 times inspecting. Firstly, workers will do self inspection. Secondly, we have tour-hour inspection checking the products, 2 times in the morning and 2 times in the afternoon, make sure that every step is good. After the products are all completed, we will do 100% inspection. For thread, for the tolerance, everything, we need double check. Also, we have specific warehouse just for the measuring tools. Every inspector have their own measuring tool and we will check the measuring tools regularly to make sure they are all in good condition, so that the measuring results will be convincing.

Step3: Quality Control on Welding

We are qualified to AWS certification, which is very popular in North American market. First, for the visual test, we will make sure that every components are welded good, look beautiful. And the second, we need to check the penetration. We have more than 15 years experience, we do know what kind of designing angle can make the cylinder welding strong. Once we finish the first article, we will cut it and analyse the welding to see if it is fulfill the groove. And then do the radiographic testing to make sure there is no gap inside. What’s more, we will do the ultrasonic test to check the program for the robot. Now 80% of welding is doing by robot. Once the program confirmed, no 1 can change it unless the welding manager, and they only have 5% right.

Step4: Quality Control on Assembling
For assembling, we have some difference with others. The brand we uses for seals are all those famous brand like Aston, Parker, Hallite. The cylinder we give to our customer has 2 years warranty. For our company, we engrave our part number and manufacturing date for the quality warranty. So no matter for seals or any others, as long as they are parts of cylinder, if it is under 2 years, we will take responsibility for them. And we will do the test for every cylinder like for pressure after we finish assembling.

Step5: Quality Control on Painting
We have our half auto painting line. Right now, we can paint about 1500 cylinders per day, which is about 1 container. Before we do the painting, we will do the wash first and for every cylinder, we will test for hardness, thickness and adhesion to make sure the painting are all good, which will be recorded into OQC report, print out and stick on the box, ship to you with your products.

Step6: Hydraulic Cylinder Packing
For every cylinder, we have the stick to show the detail information like bore size, stroke and working pressure. And we will use individual plastic bag packing. If customer need, we can also use individual carton box packing. We will fasten 1 floor after 1 floor with plat, so customer can only cut what they need and other layer will still be fasten. Moreover, there will be plywood pallet or plywood box for customer choosing. We will also send the loading picture to customer after we ship them to make sure everything is well loaded in China.

Packing Reference

Order Process

Enterprise Features

FAQ
Q1. What is LD product’s quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2: How long is the warranty on LD products?
The warranty is 2 years for general products since the date of shipment.

Q3: How LD deal with the quality problem during warranty period?
1. LD will take the corresponding cost caused by customer local reparing. 
2. LD will provide the product by free if the repair cost is higher than the product value, but the freight involved shall be borne by customer side.

Q4: How to ensure the order can be shipped on time?
LD will send the “production schedule” every week after receiving customers’ orders. If any delays, LD will inform customers 3 weeks in advance, so as to facilitate the customer to arrange the schedule.

Q5: Does LD offer delivery service?
Yes. LD has deep cooperation with logistics companies all over the world to provide customers with quick and convenient “Door-to-Door services”,including sea, air and express.

Q6: How LD control the product quality?
1. Raw materials: We will test the material of each batch of raw materials we receive, and the piston rod will be tested with salt spray. This is to ensure that the material of our products meets the requirements at the beginning.
2. Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3. Welding: Our factory is equipped with welding robots, and has obtained the AWS certification.
4. Assembly pressure test: 100% testing with OQC report for cHangZhou. The seals we use are: Hallite, Aston and Gapi

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 299/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

What advantages do double-acting hydraulic cylinders offer in terms of versatility?

Double-acting hydraulic cylinders offer several advantages in terms of versatility, making them widely used in various applications. Here’s a detailed explanation:

1. Bi-Directional Operation: One of the primary advantages of double-acting hydraulic cylinders is their bi-directional operation. Unlike single-acting cylinders that generate force in one direction (usually the extension stroke) and rely on external forces or springs for the return stroke, double-acting cylinders can generate force in both directions. This allows for more flexibility in controlling the movement and positioning of loads, making them suitable for applications that require precise control and multi-directional force.

2. Efficient Power Transmission: Double-acting hydraulic cylinders provide efficient power transmission from the hydraulic fluid to the load. When pressurized fluid is supplied to the cap end of the cylinder, it pushes the piston to extend and generate force. Conversely, when fluid is supplied to the rod end, it retracts the piston. This efficient power transmission allows for effective force generation and precise control, enabling the cylinder to handle a wide range of loads and applications.

3. Adjustable Force and Speed: Double-acting hydraulic cylinders offer the ability to adjust the force and speed of operation. By controlling the hydraulic pressure supplied to the cylinder, the force output can be varied to match the specific load requirements. This adjustability allows for versatility in handling different loads and controlling the speed of movement. It also enables the cylinder to adapt to changing load conditions, making it suitable for applications with varying load capacities.

4. Versatile Mounting Options: Double-acting hydraulic cylinders are designed with versatile mounting options, providing flexibility in their installation and integration into different systems. They can be mounted in various orientations, such as horizontal, vertical, or at an angle, depending on the specific application requirements. This versatility in mounting options allows for easy integration into existing systems and accommodates different space constraints.

5. Wide Range of Sizes and Capacities: Double-acting hydraulic cylinders are available in a wide range of sizes and capacities, offering versatility in meeting diverse application needs. They can be found in small-scale applications, such as automotive equipment or industrial machinery, as well as large-scale applications, such as construction equipment or heavy-duty hydraulic presses. This range of sizes and capacities ensures that there is a suitable double-acting cylinder for various load requirements and operating conditions.

6. Compatibility with Hydraulic Systems: Double-acting hydraulic cylinders are compatible with hydraulic systems, which are widely used in many industries. They can be easily integrated into existing hydraulic systems, allowing for seamless operation and compatibility with other hydraulic components, such as pumps, valves, and actuators. This compatibility enhances the versatility of double-acting cylinders and facilitates their integration into a wide range of hydraulic applications.

7. Reliability and Durability: Double-acting hydraulic cylinders are known for their reliability and durability. They are designed to withstand high pressures, heavy loads, and harsh operating conditions. With proper maintenance and care, they can provide long service life and consistent performance, making them a reliable choice for demanding applications.

Overall, the versatility of double-acting hydraulic cylinders stems from their bi-directional operation, efficient power transmission, adjustable force and speed, versatile mounting options, wide range of sizes and capacities, compatibility with hydraulic systems, and their reliability and durability. These qualities enable them to be used in a diverse range of applications across various industries.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in cylinder size and capacity?

A double-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity effectively. Here’s a detailed explanation:

1. Modular Design: Double-acting hydraulic cylinders are often built with a modular design, allowing for flexibility in cylinder size and capacity. The modular approach means that different components, such as the cylinder barrel, piston, and rod, can be easily interchanged or replaced to accommodate varying size and capacity requirements. This modularity enables hydraulic cylinders to be customized and adapted to specific applications, ensuring optimal performance and efficiency.

2. Standardized Sizing: Hydraulic cylinders, including double-acting ones, often adhere to standard sizing conventions. These standards specify the dimensions and capacities of cylinders based on widely accepted industry norms. By following standardized sizing, hydraulic cylinder manufacturers ensure compatibility and interchangeability of components. This facilitates the selection and replacement of cylinders with appropriate size and capacity to meet specific application needs.

3. Pressure and Flow Control: Double-acting hydraulic cylinders can handle variations in cylinder size and capacity by adjusting the pressure and flow of hydraulic fluid. The hydraulic system supplying the cylinder can be equipped with valves, regulators, and control mechanisms to regulate the pressure and flow rates. By adjusting these parameters, operators can control the force generated by the cylinder, compensating for variations in size and capacity. This allows for consistent and precise force application, regardless of the specific cylinder dimensions.

4. Load Calculation and System Design: When designing hydraulic systems that incorporate double-acting cylinders, load calculations and system design considerations are essential. Engineers assess the intended load requirements and select cylinders with appropriate size and capacity to handle those loads. By accurately calculating the forces involved and selecting cylinders with suitable specifications, the hydraulic system can effectively handle variations in cylinder size and capacity, ensuring safe and efficient operation.

5. Performance Testing and Certification: Double-acting hydraulic cylinders undergo rigorous testing and certification processes to ensure their performance and reliability. Manufacturers conduct various tests, including pressure testing, load testing, and endurance testing, to verify that cylinders meet the specified size and capacity ratings. By adhering to industry standards and obtaining certifications, manufacturers provide assurance that their cylinders can handle variations in size and capacity within the specified limits, maintaining consistent performance and safety.

Through modular design, standardized sizing, pressure and flow control, load calculation and system design considerations, as well as performance testing and certification, double-acting hydraulic cylinders are well-equipped to handle variations in cylinder size and capacity. These features ensure that hydraulic systems can be tailored to specific requirements, providing reliable and efficient operation across a range of applications in various industries.

double acting hydraulic cylinder

What is a double-acting hydraulic cylinder and how does it function?

A double-acting hydraulic cylinder is a type of hydraulic cylinder that can generate force in both directions of its stroke. Here’s a detailed explanation of its function:

1. Design and Construction: A double-acting hydraulic cylinder consists of a cylindrical barrel, a piston, and two hydraulic ports. The barrel is sealed at both ends, and the piston divides the interior of the cylinder into two chambers. The hydraulic ports are connected to a hydraulic system, allowing the flow of hydraulic fluid into and out of the cylinder.

2. Functionality: The double-acting hydraulic cylinder operates using hydraulic pressure to extend and retract the piston, generating force in both directions. Here’s how it functions:

– Extension Stroke: When hydraulic fluid is supplied to the port connected to the rod end of the cylinder, it enters the cylinder’s rod-end chamber. The pressure of the hydraulic fluid pushes against the piston, causing it to move away from the rod end and extend the cylinder’s rod. This extension stroke generates a pushing force at the rod end of the cylinder.

– Retraction Stroke: Conversely, when hydraulic fluid is supplied to the port connected to the cap end of the cylinder, it enters the cylinder’s cap-end chamber. The pressure of the hydraulic fluid pushes against the piston from the opposite direction, causing it to move towards the rod end and retract the cylinder’s rod. This retraction stroke generates a pulling force at the rod end of the cylinder.

3. Sealing Mechanism: To ensure efficient operation, double-acting hydraulic cylinders incorporate sealing mechanisms. These seals prevent hydraulic fluid leakage between the piston and the cylinder barrel, maintaining the separation of the two chambers.

4. Control and Application: The operation of double-acting hydraulic cylinders is controlled by the hydraulic system supplying and retracting hydraulic fluid. By controlling the flow and pressure of the hydraulic fluid, operators can regulate the extension and retraction speeds and precisely control the force generated by the cylinder. Double-acting hydraulic cylinders find applications in various industries, including manufacturing, construction, mining, agriculture, and more, where controlled linear force is required for tasks such as lifting, pushing, pulling, and clamping.

In summary, a double-acting hydraulic cylinder is a hydraulic component capable of generating force in both directions of its stroke. By supplying hydraulic fluid to the appropriate ports, the cylinder extends or retracts its piston, creating pushing or pulling forces. The sealing mechanism ensures efficient operation, and the control of hydraulic fluid flow allows for precise force control. Double-acting hydraulic cylinders are widely used in diverse industries for a range of applications that require controlled linear force.

China supplier Good Quality Customize Double Acting RAM Hydraulic Cylinders for Side Loader Garbage Truck   vacuum pump for ac	China supplier Good Quality Customize Double Acting RAM Hydraulic Cylinders for Side Loader Garbage Truck   vacuum pump for ac
editor by Dream 2024-04-25

China Standard Custom Made Dump Truck Double Acting Hydraulic Cylinder vacuum pump oil near me

Product Description

Custom made dump truck double acting hydraulic cylinder

Product Description

 

Product Description:
 

Work Press 7/14/16/21/31.5MPa     37.5/63MPa Can be Customized
Material Aluminum,Cast Iron,45mnb Steel,Stainless Steel, carbon steel
Bore Size 150mm-450mm, Customizable
Rod size 120mm-4000mm, Customizable
Stroke length ≤400mm, Customizable
Paint Color Red,Yellow,Blue,Brown,Customizable
Mounting Earring,Flange,Clevis.Foot,Trunnion,Customizable
Warrenty 18 months
MOQ 1 pcs
Delivery Time 7-15 Days,Also depands on specific demands
Certification ISO9001,CE, SGS

Appliactions:

Application:mining truck

 

Detailed Photos

 

Product Display:

OTHER HYDRAULIC CYLINDERS

 

Quality Assurance

 

Quality Assurance
 

       Inspection Type                        Inspection Standard
Raw Material Inspection Before storage, QC takes the measurement of the raw materials.
Process Material Inspection During the production, QCs conduct a random inspection.
Before the hydraulic cylinder parts transferred to the next process, QCs takes inspection.
Final Function Testing All the hydraulic cylinders take hydraulic function test

 

Mounting Method:

 

Company Profile

 

Our Factory:


About US:

Tianjian Hydraulic. is a leader in the engineering design and manufacture of high pressure hydraulic cylinders that are widely used in the fields of mining, metallurgy, construction machinery, marine, offshore, water engineering, wind power, hydraulic press, agricultural machinery, and so on.

The Tianjian team has almost 8 years experience delivering innovative and dependable solutions to meet OEM high pressure hydraulic cylinder needs.

If possible, when contact with us, please apply information as below 

Bore

Rod

Stroke

Work Pressure

Mounting

Work environment

 

 

 

 

 

 

Or you can offer us your sketch diagram or photos so that we could understand you exactly meaning, help us avoid mistakes.

And if you have samples, we can manufacture according to your samples after sending to us.

Welcome to our factory if you have any time.

Your satisfaction is our biggest motivation.

Now, you can contact with us for any question or inquiry.

 

Packaging & Shipping

 

Packing & Delivery:

 

FAQ

 

FAQ:

1, What does your company do?
A: we are a professional supplier of high quality Hydraulic Cylinders for more than 8 years.
 
2, Are you a manufacture or a trading company?
A: We are a  manufacturer.
 
3, What certificate do you have?
A: All our factories are ISO certificated. And our main suppliers of materials and parts are with CE, RoHS, and UL certificates.
 
4, How long is your delivery time?
A: The delivery time depends on different products and quantity. The cylinder usually need about 15-60 days.
 
5, Can you make parts as customer’s requirement or drawing?
A: Yes, we can OEM for you as your drawings. Our engineer also can give you professional support for technical suggestions.
 
6, What kind of payment terms do you accept?
A: We prefer T/T through bank. 30% when order is confirmed and 70% before shipment.Can be negotiated.
 
7, What is your warranty policy?
A: All our products are warranted for 1 full year from date of delivery against defects in materials and workmanship. This warranty does not cover parts that are worn out through the course of normal operation or are damaged through negligence. We serious remind that unclean hydraulic oil will definitely cause damage to your Hydraulic components. And this damage is not included in the warranty range. So we strongly suggest you to use new clean oil or make sure the system oil are clean when using our parts

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 1000/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to energy-efficient force generation?

A double-acting hydraulic cylinder plays a significant role in energy-efficient force generation. Here’s a detailed explanation:

1. Bi-Directional Operation: One of the key features of a double-acting hydraulic cylinder is its ability to generate force in both directions. This bi-directional operation allows for efficient energy utilization. When pressurized hydraulic fluid is supplied to one side of the cylinder, the piston extends, generating force in one direction. Conversely, when the fluid is supplied to the other side, the piston retracts, producing force in the opposite direction. By utilizing both extension and retraction strokes, the hydraulic cylinder maximizes force output while minimizing energy consumption.

2. Conservation of Potential Energy: A double-acting hydraulic cylinder has the ability to conserve and utilize potential energy effectively. During the extension stroke, the cylinder stores potential energy in the compressed hydraulic fluid. This stored energy can be released during the retraction stroke, minimizing the need for additional energy input. By harnessing and reusing this potential energy, the hydraulic cylinder contributes to energy efficiency, reducing the overall energy requirements for force generation.

3. Load Counterbalancing: In certain applications, a double-acting hydraulic cylinder can be used for load counterbalancing, further enhancing energy efficiency. Load counterbalancing involves using the hydraulic cylinder to oppose and balance external loads, reducing the overall energy required to move or hold the load. By strategically applying hydraulic pressure to the appropriate side of the cylinder, the system can counterbalance the load’s weight, minimizing energy consumption and improving efficiency.

4. Flow Control and Regeneration: Double-acting hydraulic cylinders can incorporate flow control and regeneration mechanisms to optimize energy efficiency. Flow control valves can be used to regulate the flow rate of hydraulic fluid, ensuring that the force generation matches the required load and speed. Regeneration valves or circuits allow the hydraulic fluid to be redirected during the cylinder’s retraction stroke, bypassing the pump and reducing energy consumption. These control and regeneration features enable the hydraulic system to operate with improved energy efficiency, minimizing waste and maximizing force generation per unit of energy input.

5. System Integration and Optimization: Energy-efficient force generation with a double-acting hydraulic cylinder is not limited to the cylinder alone but involves the integration and optimization of the entire hydraulic system. By designing the hydraulic system with the appropriate components, such as efficient pumps, valves, and control systems, the overall system efficiency can be improved. Proper system sizing, pressure control, and fluid management contribute to minimizing energy losses and maximizing the energy efficiency of force generation.

By leveraging bi-directional operation, conserving potential energy, load counterbalancing, flow control and regeneration, as well as system integration and optimization, a double-acting hydraulic cylinder significantly contributes to energy-efficient force generation. These features make hydraulic systems with double-acting cylinders suitable for applications where energy efficiency is a priority, such as in industrial machinery, construction equipment, and mobile hydraulic systems.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in cylinder size and capacity?

A double-acting hydraulic cylinder is designed to handle variations in cylinder size and capacity effectively. Here’s a detailed explanation:

1. Modular Design: Double-acting hydraulic cylinders are often built with a modular design, allowing for flexibility in cylinder size and capacity. The modular approach means that different components, such as the cylinder barrel, piston, and rod, can be easily interchanged or replaced to accommodate varying size and capacity requirements. This modularity enables hydraulic cylinders to be customized and adapted to specific applications, ensuring optimal performance and efficiency.

2. Standardized Sizing: Hydraulic cylinders, including double-acting ones, often adhere to standard sizing conventions. These standards specify the dimensions and capacities of cylinders based on widely accepted industry norms. By following standardized sizing, hydraulic cylinder manufacturers ensure compatibility and interchangeability of components. This facilitates the selection and replacement of cylinders with appropriate size and capacity to meet specific application needs.

3. Pressure and Flow Control: Double-acting hydraulic cylinders can handle variations in cylinder size and capacity by adjusting the pressure and flow of hydraulic fluid. The hydraulic system supplying the cylinder can be equipped with valves, regulators, and control mechanisms to regulate the pressure and flow rates. By adjusting these parameters, operators can control the force generated by the cylinder, compensating for variations in size and capacity. This allows for consistent and precise force application, regardless of the specific cylinder dimensions.

4. Load Calculation and System Design: When designing hydraulic systems that incorporate double-acting cylinders, load calculations and system design considerations are essential. Engineers assess the intended load requirements and select cylinders with appropriate size and capacity to handle those loads. By accurately calculating the forces involved and selecting cylinders with suitable specifications, the hydraulic system can effectively handle variations in cylinder size and capacity, ensuring safe and efficient operation.

5. Performance Testing and Certification: Double-acting hydraulic cylinders undergo rigorous testing and certification processes to ensure their performance and reliability. Manufacturers conduct various tests, including pressure testing, load testing, and endurance testing, to verify that cylinders meet the specified size and capacity ratings. By adhering to industry standards and obtaining certifications, manufacturers provide assurance that their cylinders can handle variations in size and capacity within the specified limits, maintaining consistent performance and safety.

Through modular design, standardized sizing, pressure and flow control, load calculation and system design considerations, as well as performance testing and certification, double-acting hydraulic cylinders are well-equipped to handle variations in cylinder size and capacity. These features ensure that hydraulic systems can be tailored to specific requirements, providing reliable and efficient operation across a range of applications in various industries.

double acting hydraulic cylinder

What is a double-acting hydraulic cylinder and how does it function?

A double-acting hydraulic cylinder is a type of hydraulic cylinder that can generate force in both directions of its stroke. Here’s a detailed explanation of its function:

1. Design and Construction: A double-acting hydraulic cylinder consists of a cylindrical barrel, a piston, and two hydraulic ports. The barrel is sealed at both ends, and the piston divides the interior of the cylinder into two chambers. The hydraulic ports are connected to a hydraulic system, allowing the flow of hydraulic fluid into and out of the cylinder.

2. Functionality: The double-acting hydraulic cylinder operates using hydraulic pressure to extend and retract the piston, generating force in both directions. Here’s how it functions:

– Extension Stroke: When hydraulic fluid is supplied to the port connected to the rod end of the cylinder, it enters the cylinder’s rod-end chamber. The pressure of the hydraulic fluid pushes against the piston, causing it to move away from the rod end and extend the cylinder’s rod. This extension stroke generates a pushing force at the rod end of the cylinder.

– Retraction Stroke: Conversely, when hydraulic fluid is supplied to the port connected to the cap end of the cylinder, it enters the cylinder’s cap-end chamber. The pressure of the hydraulic fluid pushes against the piston from the opposite direction, causing it to move towards the rod end and retract the cylinder’s rod. This retraction stroke generates a pulling force at the rod end of the cylinder.

3. Sealing Mechanism: To ensure efficient operation, double-acting hydraulic cylinders incorporate sealing mechanisms. These seals prevent hydraulic fluid leakage between the piston and the cylinder barrel, maintaining the separation of the two chambers.

4. Control and Application: The operation of double-acting hydraulic cylinders is controlled by the hydraulic system supplying and retracting hydraulic fluid. By controlling the flow and pressure of the hydraulic fluid, operators can regulate the extension and retraction speeds and precisely control the force generated by the cylinder. Double-acting hydraulic cylinders find applications in various industries, including manufacturing, construction, mining, agriculture, and more, where controlled linear force is required for tasks such as lifting, pushing, pulling, and clamping.

In summary, a double-acting hydraulic cylinder is a hydraulic component capable of generating force in both directions of its stroke. By supplying hydraulic fluid to the appropriate ports, the cylinder extends or retracts its piston, creating pushing or pulling forces. The sealing mechanism ensures efficient operation, and the control of hydraulic fluid flow allows for precise force control. Double-acting hydraulic cylinders are widely used in diverse industries for a range of applications that require controlled linear force.

China Standard Custom Made Dump Truck Double Acting Hydraulic Cylinder   vacuum pump oil near me		China Standard Custom Made Dump Truck Double Acting Hydraulic Cylinder   vacuum pump oil near me
editor by Dream 2024-04-22

China factory Double Acting Construction Vehicle Commercial Truck Tractor Hydraulic Cylinder System Power Pack Control Unit Cylinder for Sale vacuum pump distributors

Product Description

hydraulic cylinder tipping gear system for dump truck manufacturer

The hydraulc self-charging system for dump truck includes telescopic hydraulic cylinder,supporting bracket, hydraulic hose, gear pump, limit valve and other fittings. It has simple structure, high strength and safe operation with competitive price and excellent quality.
1. dump truck telescopic hydraulic cylinder  drawing and parameter

Features

customer hydraulic cylinder

Bore Diameter

2′-60’/50-1500mm

Rod Diameter

1′ – 60’/25 -1500 mm

Wall Thickness

0.1′-4’/3-100 mm

Max Stroke

366’/9280 mm

Max Pressure

9600 psi/600 bar

Test Pressure

14500 psi/1000 bar

Material

20#,40#,45#,16Mn,27SiMn,etc

Seal Kits

Hallite,Parker,NOK,DICHTOMATIK,Trelleborg,Merkel,etc

Diamensional Accuracy

H7-H11

Bore Roughness

Ra 0.4-1.6mm

Coating

hard chrome

Purpose

Construction,metallurgical,mining,agricultural,forestry machinery,etc

OEM

Yes

MOQ

1 Piece

 Certificates

ISO9001,ISO/TS16949,ABS,AQA,API,CCS,CCRI,DNV

Product details:

Packing and shipping:
 

hydraulic cylinder for dump truck , trail truck,garbage truck,crane

1.Sinciput telescopic hydraulic cylinder is used in lager-tonnage sinciput hydraulic system. Together with hydraulic pump, change valve, and limit valve, it can realize the function of lifting pausing and falling. And the product can be designed and made according to the demands of customers.

2.underbody telescopic hydraulic cylinder is used in large-tonnage side-dumping hydraulic system. Together with hydraulic pump, change valve, and limit valve, it can realize the function of lifting pausing and falling. And the product can be designed and made according to the demands of customers.

 

hydraulic cylinder for coal mine dump truck

3.Hydraulic cylinder is the most important component in hydraulic systems, it will transfer hydraulic energy into mechanical energy, and is matched with various transmission mechanism, to complete a variety of mechanical motion.

4.Hydraulic cylinder has the advantages of simple structure, large output force, stable and reliable performance, easy maintenance, wide application. 

5. customer hydraulic cylinder can be used for dump truck, marine, drilling machine, industry, elevator , workover rig , mining, agriculture, industry, construction ,etc.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: High Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Structure: Piston Type
Samples:
US$ 200/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder manage variations in load capacity and weight?

A double-acting hydraulic cylinder is designed to effectively manage variations in load capacity and weight in hydraulic systems. Here’s a detailed explanation:

1. Adjustable Force Output: Double-acting hydraulic cylinders allow for adjustable force output by controlling the hydraulic pressure applied to the cylinder. By adjusting the pressure in the hydraulic system, the force generated by the cylinder can be varied to match the specific load requirements. This feature enables the cylinder to handle variations in load capacity and weight effectively.

2. Mechanical Advantage: Double-acting hydraulic cylinders leverage mechanical advantage to manage variations in load capacity and weight. The cylinder’s design incorporates a larger surface area on the cap end of the piston compared to the rod end. This size difference creates a force amplification effect, allowing the cylinder to exert greater force during the extension stroke. This mechanical advantage enables the cylinder to handle heavier loads and compensate for variations in weight.

3. Pressure Compensation: Double-acting hydraulic cylinders can compensate for variations in load capacity and weight by adjusting the hydraulic pressure in the system. When the load increases, the hydraulic pressure can be increased to generate a higher force output. Conversely, when the load decreases, the pressure can be reduced to match the reduced force requirement. This pressure compensation capability allows the cylinder to adapt to varying load conditions.

4. Position Feedback and Control: To effectively manage variations in load capacity and weight, double-acting hydraulic cylinders can be equipped with position feedback devices and control systems. These devices provide real-time information about the cylinder’s position and can be used to adjust the force output accordingly. By monitoring and controlling the cylinder’s position, the system can respond to changes in load capacity and weight, ensuring optimal performance.

5. Accumulator Integration: Double-acting hydraulic cylinders can be integrated with hydraulic accumulators to manage variations in load capacity and weight. An accumulator is a device that stores hydraulic energy in the form of pressurized fluid. During periods of low load or weight, excess hydraulic energy can be stored in the accumulator. When the load or weight increases, the stored energy can be released to supplement the hydraulic power and provide additional force. This integration helps manage variations in load capacity effectively.

6. System Design and Sizing: Proper system design and sizing play a crucial role in managing variations in load capacity and weight. The hydraulic system, including the double-acting cylinder, should be appropriately sized and selected based on the expected load range. A well-designed system takes into account factors such as the maximum expected load, safety factors, and anticipated variations in weight. By selecting the right cylinder size and ensuring adequate system capacity, variations in load and weight can be effectively managed.

By incorporating these features and considerations, double-acting hydraulic cylinders can effectively manage variations in load capacity and weight, providing reliable and efficient force generation in a wide range of applications.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be integrated into manufacturing machinery for pressing and clamping?

Yes, double-acting hydraulic cylinders are commonly integrated into manufacturing machinery for pressing and clamping operations. Here’s a detailed explanation:

1. Pressing Operations: Double-acting hydraulic cylinders are widely used in manufacturing machinery for pressing applications. These cylinders provide the necessary force to press objects together, such as joining components or shaping materials. Hydraulic presses equipped with double-acting cylinders can generate high forces consistently and precisely. The bidirectional force generation of double-acting cylinders allows for controlled pressing in both the extending and retracting strokes, making them suitable for a wide range of pressing tasks in industries such as automotive, aerospace, and metal fabrication.

2. Clamping Operations: Double-acting hydraulic cylinders are also well-suited for clamping operations in manufacturing machinery. Clamping involves holding objects securely in place during various processes, such as machining, welding, or assembly. Hydraulic clamps utilizing double-acting cylinders provide reliable and strong clamping force. The ability to generate force in both directions allows for secure clamping during both the clamping and unclamping phases. This ensures the stability and safety of workpieces during manufacturing operations, preventing movement or misalignment.

3. Force and Stroke Control: Double-acting hydraulic cylinders offer precise control over force and stroke, enhancing their effectiveness in pressing and clamping applications. The flow rate and pressure of the hydraulic fluid can be adjusted using valves and control mechanisms, allowing operators to regulate the force applied by the cylinder. Additionally, the stroke length of the cylinder can be controlled, enabling precise positioning and adjustment to accommodate different workpiece sizes and shapes.

4. Customization and Integration: Double-acting hydraulic cylinders can be customized and integrated into manufacturing machinery to meet specific pressing and clamping requirements. Manufacturers can design cylinders with varying sizes, capacities, and mounting options to fit the machinery and application needs. The modular nature of hydraulic systems allows for easy integration and interchangeability of cylinders, ensuring compatibility with existing manufacturing equipment.

5. Safety Features: Manufacturing machinery incorporating double-acting hydraulic cylinders often incorporates safety features to ensure safe operation during pressing and clamping processes. These may include pressure relief valves, emergency stop mechanisms, and safety interlocks. These features help protect operators, prevent excessive forces or unexpected movements, and provide fail-safe operation.

Given their suitability for pressing and clamping operations, precise force and stroke control, customization and integration capabilities, as well as the inclusion of safety features, double-acting hydraulic cylinders are widely integrated into manufacturing machinery. Their reliable performance and versatility make them essential components in achieving efficient and accurate pressing and clamping processes in various manufacturing industries.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder handle variations in hydraulic pressure?

A double-acting hydraulic cylinder is designed to handle variations in hydraulic pressure while maintaining its functionality and performance. Here’s a detailed explanation:

1. Balanced Design: Double-acting hydraulic cylinders are designed with a balanced piston and rod arrangement. This design ensures that the hydraulic pressure acts equally on both sides of the piston, allowing for consistent and balanced force generation. As a result, the cylinder can handle variations in hydraulic pressure without compromising its ability to extend and retract smoothly.

2. Efficient Sealing System: Double-acting cylinders incorporate a sealing system that helps maintain the integrity of the hydraulic fluid and prevents leakage. The piston and rod seals, typically made of materials like rubber or polyurethane, create a tight seal between the piston and the cylinder barrel. This sealing system ensures that hydraulic pressure is effectively contained within the cylinder, reducing the impact of pressure variations on the cylinder’s performance.

3. Pressure Relief Mechanism: In situations where there are significant variations in hydraulic pressure, double-acting hydraulic cylinders may incorporate a pressure relief mechanism. This mechanism allows excess pressure to be released from the cylinder, preventing damage to the seals and other internal components. Pressure relief valves or adjustable relief valves are commonly used to regulate the pressure within the cylinder and protect it from excessive pressure fluctuations.

4. Robust Construction: Double-acting hydraulic cylinders are constructed using high-strength materials such as steel or aluminum. This robust construction enables the cylinder to withstand variations in hydraulic pressure without deformations or failures. The materials used, along with proper engineering and manufacturing techniques, ensure the structural integrity of the cylinder even under challenging pressure conditions.

5. Performance Testing and Quality Control: Manufacturers of double-acting hydraulic cylinders subject their products to rigorous performance testing and quality control measures. These tests evaluate the cylinder’s ability to handle variations in hydraulic pressure, ensuring that it meets the required performance and safety standards. Through these quality control processes, any potential issues related to pressure variations are identified and addressed before the cylinder is deployed.

By employing a balanced design, efficient sealing system, pressure relief mechanisms, robust construction, and thorough quality control, double-acting hydraulic cylinders can effectively handle variations in hydraulic pressure. These features ensure the cylinder’s reliability, longevity, and consistent performance in diverse hydraulic systems and applications.

China factory Double Acting Construction Vehicle Commercial Truck Tractor Hydraulic Cylinder System Power Pack Control Unit Cylinder for Sale   vacuum pump distributorsChina factory Double Acting Construction Vehicle Commercial Truck Tractor Hydraulic Cylinder System Power Pack Control Unit Cylinder for Sale   vacuum pump distributors
editor by CX 2024-04-16

China Best Sales Double Acting Straight Trip Hydraulic Bracket Mine Truck Suspension Oil Cylinder vacuum pump oil

Product Description

China Manufacturer Rear Suspension Nitrogen Cylinder of Mining Dump Truck Spare Part ISO 16949

Product Description:

Widely used in equipment for Coal&mine,Engineering.

Special structural design, high-strength material use, and special heat treatment and welding processes ensure that the oil cylinder has extremely high fatigue durability under high pressure and heavy load.

The front and rear suspension cylinders can be analyzed and calculated based on the parameters provided by customers, and the stiffness and damping curves required by customers can be designed.

The surface of the piston rod adopts special surface treatment to ensure excellent wear and corrosion resistance of the piston rod.

Select heavy-duty sealing rings to meet the harsh working conditions of the mining area, ensuring excellent dustproof and sealing performance of the oil cylinder.

Select a wide series and high bearing capacity integrated guide ring, with strong lateral force resistance.

The interior of the lifting cylinder can be designed with a buffer structure to avoid excessive impact during lifting and lowering processes.

The steering cylinder can be equipped with a built-in displacement sensor to monitor the cylinder stroke in real-time.

The piston accumulator adopts a dual piston design, with high and low pressure chambers to meet various road conditions.

The reliable sealing structure design of the piston accumulator ensures the separation of oil and gas.

Product Display:

Rear Suspension Cylinder for Mining DumpTruck

Front Suspension Cylinder for Mining DumpTruck


Specifications:

Item Specifications
Bore Diameter 150mm-450mm,Customized
Rod Diameter 120mm-400mm,Customized
Stroke 200-500mm,Customized
Working Pressure 7-45Mpa,Customized
Surface treatment of piston rod HaHard Chrome Plating,Electroplated Milky White Chromium+Hard Chromium,Nickel Plating+Hard Chromium Plating,High-Velocity Oxygen-Fuel CrC NiC,Ceramic Coating,Nitriding,Laser Cladding
Tube&Barrel High tensile cold drawn tube, precision honed for extended seal life
Seal Type Parker,NOK, Hallite GAPI or as customer’s requirement
Certificate ISO9001,CE,SGS.
Colour  Yellow,Red,Black,Pink,Customized
Packaging metal case;plywood case;carton or as requirement 
MOQ 1pcs,According to products
Brand tianjian or customer’s logo
Service OEM & ODM
Production Time Based on order quantity.  normally 30-45days.
Price Advantage Competitive factory price with guaranteed quality
Business Type Manufacturer 

Mounting Method:

Appliactions:Mining Dump Truck

Our Factory:

Inspection Process:

       Inspection Type                        Inspection Standard
Raw Material Inspection Before storage, QC takes the measurement of the raw materials.
Process Material Inspection During the production, QCs conduct a random inspection.
Before the hydraulic cylinder parts transferred to the next process, QCs takes inspection.
Final Function Testing All the hydraulic cylinders take hydraulic function test

Packing & Delivery:

 

About US:Certificates

ZheJiang Tianjian Hydraulic Technology Co.,Ltd is specializing in the production of various types of hydraulic cylinders as well as cylinder barrel, piston cylinder and other cylinder accessories.

As a highly specialized manufacturer of hydraulic cylinders, tianjian provides design optimization solutions and reliable products to many customers at home and abroad. No matter in construction machinery, railway bridge machinery, port ship machinery, metallurgy and mining machinery, oil and light industry machinery, special vehicles and other industries, tianjian can provide various standard and non-standard hydraulic cylinder design optimization schemes and products according to users’ requirements, and provide integrated services for perfection and quality.

Our Customers

If possible, when contact with us, please apply information as below 

Bore

Rod

Stroke

Work Pressure

Mounting

Work environment

 

 

 

 

 

 

Or you can offer us your sketch diagram or photos so that we could understand you exactly meaning, help us avoid mistakes.

And if you have samples, we can manufacture according to your samples after sending to us.

Welcome to our factory if you have any time.

Your satisfaction is our biggest motivation.

Now, you can contact with us for any question or inquiry.

FAQ:

1, What does your company do?
A: we are a supplier of high quality hydraulic products including Hydraulic Cylinder, Hydraulic Motor, Hydraulic Power Pack, Hydraulic station and other Hydraulic components.
 
2, Are you a manufacture or a trading company?
A: We are a  manufacturer.
 
3, What certificate do you have?
A: All our factories are ISO certificated. And our main suppliers of materials and parts are with CE, RoHS, CSA and UL certificates.
 
4, How long is your delivery time?
A: The delivery time depends on different products and quantity. The cylinder usually need about 45-60 days and the Motor need about 30-50days.
 
5, Can you make parts as customer’s requirement or drawing?
A: Yes, we can OEM for you as your drawings. Our engineer also can give you professional support for technical suggestions.
 
6, What kind of payment terms do you accept?
A: We prefer T/T through bank. 30% when order is confirmed and 70% before shipment. L/C is also acceptable for amount over 20,000USD.
 
7, What is your warranty policy?
A: All our products are warranted for 1 full year from date of delivery against defects in materials and workmanship. This warranty does not cover parts that are worn out through the course of normal operation or are damaged through negligence. We serious remind that unclean hydraulic oil will definitely cause damage to your Hydraulic components. And this damage is not included in the warranty range. So we strongly suggest you to use new clean oil or make sure the system oil are clean when using our parts.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: High Temperature
Acting Way: Double Acting
Working Method: Straight Trip
Adjusted Form: Regulated Type
Samples:
US$ 1000/Piece
1 Piece(Min.Order)

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Customization:
Available

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double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to controlled and precise movement?

A double-acting hydraulic cylinder plays a crucial role in achieving controlled and precise movement in hydraulic systems. Here’s a detailed explanation:

1. Bi-Directional Operation: Double-acting hydraulic cylinders are designed to generate force in both directions. By supplying pressurized hydraulic fluid to the cap end of the cylinder, the piston extends and produces force. Conversely, supplying fluid to the rod end retracts the piston. This bi-directional operation allows for precise control over the movement of loads in both directions, enabling controlled and precise positioning.

2. Adjustable Force Output: The force output of a double-acting hydraulic cylinder can be adjusted by controlling the hydraulic pressure applied to the cylinder. By regulating the pressure in the hydraulic system, the force generated by the cylinder can be varied to match the specific load requirements. This adjustability allows for precise control over the force exerted by the cylinder, contributing to controlled and precise movement.

3. Flow Control: Double-acting hydraulic cylinders can incorporate flow control valves or throttle valves in the hydraulic circuit. These valves regulate the flow rate of hydraulic fluid entering or exiting the cylinder, controlling the speed of movement. By adjusting the flow rate, the movement of the cylinder can be slowed down or sped up, allowing for precise control over the speed of operation. This flow control capability enhances the controlled and precise movement of the cylinder.

4. Position Feedback Devices: To achieve precise movement, double-acting hydraulic cylinders can be equipped with position feedback devices, such as linear transducers or potentiometers. These devices provide real-time information about the position of the cylinder’s piston. The position feedback data can be used to accurately control the movement and position of the load, ensuring precise positioning and movement control.

5. Proportional Control: Double-acting hydraulic cylinders can be integrated into proportional control systems. Proportional control utilizes electronic or electro-hydraulic systems to proportionally regulate the hydraulic pressure and flow, allowing for fine control over the cylinder’s movement. This precise control mechanism enables accurate and controlled movement, making it suitable for applications that require precise positioning or synchronization of multiple cylinders.

6. System Stability: Double-acting hydraulic cylinders contribute to controlled and precise movement by providing system stability. The hydraulic fluid acts as an incompressible medium, transmitting force from the cylinder to the load without significant loss or deformation. This stability ensures that the movement of the cylinder is consistent and predictable, allowing for precise control over the load’s position.

7. Mechanical Advantage: Double-acting hydraulic cylinders leverage mechanical advantage to enhance controlled and precise movement. The design of the cylinder incorporates a larger surface area on the cap end of the piston compared to the rod end. This size difference creates a force amplification effect, enabling the cylinder to exert greater force during the extension stroke. This mechanical advantage allows for finer control over the movement and positioning of the load.

By combining bi-directional operation, adjustable force output, flow control, position feedback devices, proportional control, system stability, and mechanical advantage, double-acting hydraulic cylinders contribute to controlled and precise movement in a wide range of applications.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be integrated into manufacturing machinery for pressing and clamping?

Yes, double-acting hydraulic cylinders are commonly integrated into manufacturing machinery for pressing and clamping operations. Here’s a detailed explanation:

1. Pressing Operations: Double-acting hydraulic cylinders are widely used in manufacturing machinery for pressing applications. These cylinders provide the necessary force to press objects together, such as joining components or shaping materials. Hydraulic presses equipped with double-acting cylinders can generate high forces consistently and precisely. The bidirectional force generation of double-acting cylinders allows for controlled pressing in both the extending and retracting strokes, making them suitable for a wide range of pressing tasks in industries such as automotive, aerospace, and metal fabrication.

2. Clamping Operations: Double-acting hydraulic cylinders are also well-suited for clamping operations in manufacturing machinery. Clamping involves holding objects securely in place during various processes, such as machining, welding, or assembly. Hydraulic clamps utilizing double-acting cylinders provide reliable and strong clamping force. The ability to generate force in both directions allows for secure clamping during both the clamping and unclamping phases. This ensures the stability and safety of workpieces during manufacturing operations, preventing movement or misalignment.

3. Force and Stroke Control: Double-acting hydraulic cylinders offer precise control over force and stroke, enhancing their effectiveness in pressing and clamping applications. The flow rate and pressure of the hydraulic fluid can be adjusted using valves and control mechanisms, allowing operators to regulate the force applied by the cylinder. Additionally, the stroke length of the cylinder can be controlled, enabling precise positioning and adjustment to accommodate different workpiece sizes and shapes.

4. Customization and Integration: Double-acting hydraulic cylinders can be customized and integrated into manufacturing machinery to meet specific pressing and clamping requirements. Manufacturers can design cylinders with varying sizes, capacities, and mounting options to fit the machinery and application needs. The modular nature of hydraulic systems allows for easy integration and interchangeability of cylinders, ensuring compatibility with existing manufacturing equipment.

5. Safety Features: Manufacturing machinery incorporating double-acting hydraulic cylinders often incorporates safety features to ensure safe operation during pressing and clamping processes. These may include pressure relief valves, emergency stop mechanisms, and safety interlocks. These features help protect operators, prevent excessive forces or unexpected movements, and provide fail-safe operation.

Given their suitability for pressing and clamping operations, precise force and stroke control, customization and integration capabilities, as well as the inclusion of safety features, double-acting hydraulic cylinders are widely integrated into manufacturing machinery. Their reliable performance and versatility make them essential components in achieving efficient and accurate pressing and clamping processes in various manufacturing industries.

double acting hydraulic cylinder

Can double-acting hydraulic cylinders be used for both pushing and pulling applications?

Yes, double-acting hydraulic cylinders can be used for both pushing and pulling applications. Here’s a detailed explanation:

1. Bidirectional Force: Double-acting hydraulic cylinders are designed to generate force in both the extension and retraction strokes. When hydraulic fluid is applied to the cylinder’s cap end, it pushes the piston, creating a pushing force. Conversely, when hydraulic fluid is applied to the rod end, it pulls the piston, generating a pulling force. This bidirectional force capability allows the cylinder to be used for both pushing and pulling applications.

2. Controlled Linear Motion: Double-acting cylinders provide precise control over the linear motion of the piston. By controlling the flow and pressure of hydraulic fluid, the operator can regulate the speed, force, and direction of the cylinder’s movement. This control enables the cylinder to perform pushing and pulling tasks with accuracy and control.

3. Versatility in Applications: The ability of double-acting hydraulic cylinders to push and pull makes them highly versatile in a wide range of applications. They can be used in various industries and sectors where controlled linear force is required. Some common applications include lifting, pushing, pulling, clamping, bending, and holding tasks. For example, in manufacturing, double-acting cylinders are used in presses, assembly lines, and robotics. In construction, they are employed in equipment like excavators and loaders for lifting and moving heavy loads.

4. Efficient Energy Utilization: Double-acting cylinders are known for their efficient energy utilization. When the cylinder is extending or retracting, the opposite side of the piston can act as a reservoir, storing the hydraulic fluid. This stored energy can be utilized in the opposite stroke, resulting in improved efficiency. This feature is particularly advantageous in applications where energy conservation is important.

5. Control and Safety Measures: When using double-acting hydraulic cylinders for both pushing and pulling applications, proper control and safety measures should be implemented. This includes using appropriate control valves, pressure relief valves, and safety devices to regulate the hydraulic pressure, prevent overloading, and ensure safe operation.

In summary, double-acting hydraulic cylinders can be used for both pushing and pulling applications. Their bidirectional force capability, controlled linear motion, versatility, efficient energy utilization, and the implementation of proper control and safety measures make them suitable for a wide range of tasks that require both pushing and pulling forces.

China Best Sales Double Acting Straight Trip Hydraulic Bracket Mine Truck Suspension Oil Cylinder   vacuum pump oil	China Best Sales Double Acting Straight Trip Hydraulic Bracket Mine Truck Suspension Oil Cylinder   vacuum pump oil
editor by CX 2024-04-16

China Professional East Ai Robust Double Acting Tie-Rod Hydraulic Cylinder with 18 Years of Reliable Performance for Dump Truck Lifts vacuum pump booster

Product Description

Cheap single double acting mini lift telescopic hydraulic cylinder for press excavator tractor loader trailer forklift wrecker
Part number Tube dia  mm Rod dia  mm Stroke  mm
205-63-57100 120 85 1285
206-63-57100 120 85 1285
205-63-57160 120 85 1285
205-63-57120   135 95 1490
203-63-57130 125 85 1120
203-63-57131 125 85 1120
205-63-57130 125 85 1120

Specifications
1.Supply to USA,Europe,and Australia, Russia.
2.Material:Stainless Steel
3.Professional performance excavator parts supplier
4. High quality and low price

FAQ

Q1: Are you Manufacture or Trade Company?
A1: We are manufacture,we have 20 years experience for supply Metal material and products in domestic.

Q2: How can we guarantee quality?
A2: Always a pre-production sample before mass production;Always final Inspection before shipment;

Q3: What is your terms of payment ?
A3: 1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.CHINAMFG negotiation

Q4: Can you provide Certificates for aluminum materials ?
A4:Yes,we can supply MTC-Material Test Certificate.

Q5: Can you provide sample?
A5: Yes, we can provide you sample, but you need to pay for the sample and freight firstly. We will return the sample fee after
you make an order.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Certification: GS, RoHS, CE, ISO9001
Pressure: Medium Pressure
Work Temperature: Normal Temperature
Acting Way: Double Acting
Working Method: Piston Cylinder
Adjusted Form: Switching Type
Customization:
Available

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double acting hydraulic cylinder

What safety considerations are important when working with double-acting hydraulic cylinders?

Working with double-acting hydraulic cylinders requires careful attention to safety to prevent accidents and ensure the well-being of operators and nearby personnel. Here are some important safety considerations:

1. Proper Training and Familiarity: Operators and maintenance personnel should receive proper training on the safe operation and maintenance of hydraulic systems, including double-acting cylinders. They should be familiar with the cylinder’s functions, controls, and potential hazards. Adequate training helps prevent errors and promotes safe handling practices.

2. System Design and Installation: The hydraulic system, including the double-acting cylinder, should be designed and installed by qualified professionals following appropriate industry standards and guidelines. Proper design ensures the system’s integrity, efficiency, and safety. It is essential to consider factors such as load capacity, pressure ratings, and proper component selection during system design.

3. Pressure Relief and Emergency Stop: Hydraulic systems should incorporate pressure relief valves or devices to prevent excessive pressure buildup. These safety mechanisms protect the cylinder from overloading and potential failure. Additionally, an emergency stop or shutdown system should be in place to quickly halt the hydraulic operation in case of an emergency or hazardous situation.

4. Regular Maintenance and Inspection: Routine maintenance and inspection of double-acting hydraulic cylinders are crucial for identifying and addressing potential issues before they lead to accidents or failures. Regular checks should include inspecting for leaks, damaged seals, loose connections, and signs of wear. Proper lubrication, fluid level checks, and filter replacements should also be part of the maintenance routine.

5. Lockout/Tagout Procedures: When performing maintenance, repair, or adjustment tasks on hydraulic systems, proper lockout/tagout procedures must be followed. Lockout/tagout ensures that all energy sources are isolated and the system is in a safe, de-energized state to prevent unexpected movement or activation of the hydraulic cylinder. Lockout/tagout procedures should be clearly defined and strictly adhered to.

6. Personal Protective Equipment (PPE): Operators and personnel working with double-acting hydraulic cylinders should wear appropriate personal protective equipment (PPE). This may include safety glasses, gloves, protective clothing, and steel-toe boots. PPE helps protect against potential hazards such as hydraulic fluid leaks, flying debris, or accidental contact with moving parts.

7. Risk Assessment and Hazard Mitigation: Prior to working with double-acting hydraulic cylinders, a thorough risk assessment should be conducted to identify potential hazards and implement appropriate hazard mitigation measures. This assessment should consider factors such as pressure, force, pinch points, and potential for hydraulic fluid injection injuries. Safeguards such as guards, warning signs, or interlock systems should be implemented accordingly.

8. Proper Lifting and Support: When lifting or supporting loads using double-acting hydraulic cylinders, it is essential to follow safe lifting practices. This includes ensuring that the load is within the cylinder’s rated capacity, using proper rigging techniques, and providing adequate support to prevent unintentional movement or instability.

9. Communication and Signaling: Clear communication and signaling protocols should be established when working with hydraulic systems. Operators and personnel should use standardized signals and verbal communication to ensure coordination and prevent accidents caused by miscommunication or misunderstanding.

10. Emergency Preparedness: Adequate emergency preparedness measures should be in place, including the availability of first aid kits, fire extinguishers, and emergency evacuation plans. Personnel should be trained on emergency response procedures to handle potential incidents effectively.

By adhering to these safety considerations, operators and personnel can minimize risks associated with working with double-acting hydraulic cylinders and create a safer working environment.

double acting hydraulic cylinder

How does a double-acting hydraulic cylinder contribute to stable and safe force application?

A double-acting hydraulic cylinder plays a crucial role in achieving stable and safe force application. Here’s a detailed explanation:

1. Bidirectional Force Generation: One of the key features of a double-acting hydraulic cylinder is its ability to generate force in both directions. Unlike single-acting cylinders that can exert force in only one direction, double-acting cylinders can apply force in both the extending and retracting strokes. This bidirectional force generation allows for controlled and balanced force application, contributing to stability during various tasks.

2. Precise Force Control: Double-acting hydraulic cylinders offer precise force control, which enhances stability and safety. The flow rate and pressure of the hydraulic fluid can be regulated using valves and control mechanisms. By adjusting these parameters, operators can precisely control the speed and force exerted by the cylinder. This level of control ensures that the force is applied accurately and safely, preventing sudden or uncontrolled movements that could lead to accidents or damage.

3. Damping and Shock Absorption: Double-acting hydraulic cylinders are equipped with features that contribute to damping and shock absorption. They often incorporate cushioning mechanisms, such as adjustable cushions or shock absorbers, at the end of the cylinder stroke. These cushions help decelerate the piston before it reaches the end of its travel, reducing impact forces and preventing abrupt stops. Damping and shock absorption features contribute to stable force application by minimizing vibrations and preventing damage to the cylinder and the surrounding equipment.

4. Load Balancing: In many applications, double-acting hydraulic cylinders are used in pairs or multiple cylinders are synchronized to balance loads. By distributing the load across multiple cylinders, the force application becomes more stable and evenly distributed. This load balancing technique ensures that each cylinder shares the load proportionally, reducing the risk of overloading and providing consistent and stable force application.

5. Robust Construction and Safety Measures: Double-acting hydraulic cylinders are built with robust construction and incorporate safety measures to ensure stable and safe force application. They are designed to withstand high pressures and heavy loads, minimizing the risk of failure or unexpected movements. Additionally, safety features such as pressure relief valves and emergency stop mechanisms are often integrated into hydraulic systems to protect against excessive forces and provide fail-safe operation.

Through bidirectional force generation, precise force control, damping and shock absorption features, load balancing techniques, as well as robust construction and safety measures, double-acting hydraulic cylinders contribute significantly to stable and safe force application. These features make them reliable components in a wide range of industries, including manufacturing, construction, and transportation.

double acting hydraulic cylinder

What are the key components and design features of a double-acting hydraulic cylinder?

A double-acting hydraulic cylinder consists of several key components and incorporates specific design features to enable its functionality. Here’s a detailed explanation:

1. Barrel: The barrel, also known as the cylinder tube, is a cylindrical structure that provides the main body of the hydraulic cylinder. It is typically constructed from high-strength, durable materials such as steel or aluminum to withstand the hydraulic pressure and external forces.

2. Piston: The piston is a cylindrical component that divides the interior of the hydraulic cylinder into two chambers—the cap-end chamber and the rod-end chamber. It is usually made of materials like steel or cast iron. The piston is designed to fit tightly within the barrel, forming a seal to prevent hydraulic fluid leakage between the chambers.

3. Rod: The rod, also known as the piston rod or plunger, is connected to the piston and extends through one end of the hydraulic cylinder. It provides the external connection point for attaching loads or other mechanical components. The rod is typically made of high-strength steel to withstand the forces applied during operation.

4. Seals: Seals are essential components in double-acting hydraulic cylinders to maintain the separation of the two chambers and prevent hydraulic fluid leakage. There are various types of seals used, including piston seals, rod seals, and wiper seals. These seals are typically made of materials such as rubber or polyurethane and are designed to provide an effective barrier against fluid leakage.

5. Hydraulic Ports: A double-acting hydraulic cylinder has two hydraulic ports—one connected to the cap end and the other connected to the rod end of the cylinder. These ports enable the inflow and outflow of hydraulic fluid to and from the respective chambers. The hydraulic ports are typically equipped with fittings or connectors to facilitate the connection of hydraulic hoses or pipes.

6. Mounting Options: Double-acting hydraulic cylinders are designed with various mounting options to facilitate their installation and integration into hydraulic systems. Common mounting options include flange mounts, trunnion mounts, clevis mounts, and foot mounts. These mounting options provide flexibility in connecting the hydraulic cylinder to other components or structures.

7. Cushioning Mechanism: Some double-acting hydraulic cylinders incorporate cushioning mechanisms to dampen the impact and decelerate the piston at the end of its stroke. This helps to reduce shock, minimize noise, and prolong the lifespan of the cylinder. Cushioning mechanisms can include adjustable cushions, fixed cushions, or hydraulic cushioning systems.

8. Surface Coatings: Depending on the application and operating conditions, double-acting hydraulic cylinders may feature surface coatings to enhance their performance and durability. Common surface coatings include chrome plating or other corrosion-resistant coatings to protect against wear, corrosion, and environmental factors.

These key components and design features work together to enable the functionality and reliability of double-acting hydraulic cylinders. They allow for the controlled extension and retraction of the piston, the generation of bidirectional force, and the efficient transmission of hydraulic power.

China Professional East Ai Robust Double Acting Tie-Rod Hydraulic Cylinder with 18 Years of Reliable Performance for Dump Truck Lifts   vacuum pump booster	China Professional East Ai Robust Double Acting Tie-Rod Hydraulic Cylinder with 18 Years of Reliable Performance for Dump Truck Lifts   vacuum pump booster
editor by CX 2024-04-04