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Hydraulic Press Cushion Cylinder

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Hydraulic Cylinders

A hydraulic press cushion cylinder is a type of hydraulic cylinder that is used to control the force applied to the workpiece during metal forming operations. It is typically located below the die in a hydraulic press, and it is used to create a counterforce that prevents the workpiece from collapsing or buckling.

The hydraulic press cushion cylinder is filled with hydraulic fluid, and it has a piston that moves back and forth inside the cylinder. When the piston moves forward, it applies force to the workpiece. The amount of force that is applied is controlled by the amount of hydraulic fluid that is allowed to flow into the cylinder.

The hydraulic press cushion cylinder can be used to control the force applied to the workpiece in a variety of ways. For example, the force can be increased or decreased gradually, or it can be applied in a sudden, controlled manner. The cushion cylinder can also be used to create a variable force, which can be useful for certain metal-forming operations.

Hydraulic press cushion cylinders are used in a variety of industries, including the automotive, aerospace, and manufacturing industries. They are an essential part of many metal-forming operations, and they help to ensure that the workpiece is formed correctly and without damage.


Hydraulic Press Cushion Cylinder Specifications:

Product Name Hydraulic Press Cushion Cylinder
Features: Absorb forging displacement/shock vibration
Bore diameter: 75mm~300mm
Rod diameter:  50mm~180mm
Thrust force: Maximum 1130KN
(Cylinder diameter 300mm/pressure25MPa)
Cushion Cylinder Applications: Hydraulic Press

Benefits of Using the Hydraulic Press Cushion Cylinder:

The hydraulic press cushion cylinder offers several benefits that make it a valuable component in various industrial applications. Here are some of the advantages of using a hydraulic press cushion cylinder:

1. Improved Workpiece Protection: The cushion cylinder helps protect the workpiece from excessive force and impact during the pressing operation. By absorbing shock and distributing pressure evenly, it reduces the risk of workpiece deformation, cracking, or damage. This is especially beneficial when working with delicate or sensitive materials.

2. Enhanced Precision: The hydraulic press cushion cylinder allows for precise control over the pressing process. Its cushioning effect helps to regulate the force applied to the workpiece, ensuring consistent and accurate results. This is particularly important when working with materials that require controlled compression or when specific tolerances need to be maintained.

3. Reduced Cycle Time: By minimizing workpiece damage and improving control, the cushion cylinder can help reduce the number of rejected parts or rework. This can lead to increased productivity and shorter cycle times, ultimately improving overall efficiency in production processes.

4. Versatility: Hydraulic press cushion cylinders can be designed with adjustable cushioning capabilities. This flexibility allows operators to fine-tune the cushioning effect according to the specific requirements of different materials or pressing tasks. It offers versatility and adaptability in a wide range of applications.

5. Safety Enhancement: The cushion cylinder contributes to the overall safety of hydraulic press operations. By absorbing shock and reducing the risk of workpiece failure, it helps prevent accidents and injuries. The controlled cushioning also minimizes the likelihood of sudden or unexpected movements during the pressing process.

6. Extended Tooling Life: The hydraulic press cushion cylinder helps protect the tooling and dies used in the pressing operation. By reducing the impact and distributing pressure evenly, it can extend the lifespan of the tooling, reducing maintenance costs and downtime associated with replacing worn-out components.


Hydraulic Press Cushion Cylinder Maintenance:

Proper maintenance of the hydraulic press cushion cylinder is essential to ensure its optimal performance and longevity. Here are some maintenance practices to consider:

(1) Regular Inspection: Perform routine visual inspections of the hydraulic cushion cylinder to check for any signs of leaks, damage, or wear. Look for oil leaks, loose connections, or any abnormal conditions. Inspect the cushion pad or plate for wear and ensure it is properly aligned.

(2) Lubrication: Follow the manufacturer's guidelines for lubrication of the hydraulic cushion cylinder components. Lubricate the piston rod, seals, and other moving parts as recommended. Proper lubrication helps reduce friction, prevent corrosion, and ensure smooth operation.

(3) Fluid Level and Quality: Monitor the hydraulic fluid level in the system and maintain it within the recommended range. Regularly check the fluid quality and, if necessary, perform fluid analysis to ensure it meets the required specifications. Contaminated or degraded fluid can affect the performance of the hydraulic cushion cylinder and other hydraulic components.

(4) Seal Inspection and Replacement: Inspect the seals of the cushion cylinder for wear, damage, or leakage. Replace worn or damaged seals promptly to prevent fluid leaks and maintain proper cushioning performance. Follow the manufacturer's recommendations for seal replacement intervals.

(5) Pressure Adjustment: If the hydraulic press cushion cylinder has adjustable cushioning capabilities, periodically check and adjust the cushioning pressure as needed. This allows you to optimize the cushioning effect for different materials or pressing requirements.

(6) Cleaning: Keep the hydraulic cushion cylinder and its surroundings clean and free from debris, dust, or contaminants. Regularly clean the external surfaces of the hydraulic cylinder and cushion pad to prevent buildup that could affect performance or cause damage.


China Hydraulic Press Cylinder Manufacturers

In 30 years of focusing on innovation, HZPT has reached the forefront of the world’s hydraulic industry in terms of both production scale and technical level. Meanwhile, HZPT is now a widely recognized benchmarking enterprise in the domestic hydraulic industry. Headquartered in Hangzhou, HZPT has founded five hydraulic R&D centers in China, Germany, the United States, Japan, and Mexico, and ten manufacturing bases worldwide. HZPT the establishment of a high-precision foundry and a pump & valve factory, HZPT has mastered the key to developing and manufacturing more advanced hydraulic transmission and control components to supply high-pressure cylinders, hydraulic pump valves, motors, precision castings, and the complete hydraulic system. Well sold in over 20 countries and regions, the products are widely applied in various fields such as mobile machinery, agricultural machinery, industrial engineering, offshore, energy technology, and tunnel boring machines.

HZPT is a company in the R&D and manufacture of hydraulic cylinders. It maintains a leading position in the market segment of hydraulic cylinders for forklifts in China. In 2020, the domestic market share was around 29%. We produce industrial vehicle hydraulic cylinders, aerial work vehicle hydraulic cylinders, mobile machinery cylinders, construction machinery hydraulic cylinders, forklift hydraulic cylinders, crane hydraulic cylinders, and sanitation machinery hydraulic cylinders. Hydraulic cylinder is a non-standard product and all products are independently developed by ourselves.

We are one of the best hydraulic cylinders manufacturers. We have exported our products to clients around the world and earned a good reputation because of our superior product quality and after-sales service. We warmly welcome customers both at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!



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