Spring Return Cylinder
Spring Return Cylinder

A spring return cylinder is a hydraulic cylinder that uses a spring to store hydraulic fluid. The spring is located between the piston and the cylinder wall, and it is designed to absorb the shock and vibration caused by the movement of the piston. The spring returns the fluid to the cylinder after each stroke, reducing the amount of fluid that needs to be stored in the cylinder.

The working principle of a spring return cylinder is based on the concept of hydraulic pressure.

The piston is driven by the hydraulic fluid, which is stored in the spring. When the piston moves, it creates a pressure differential between the top and bottom of the cylinder, which causes the fluid to flow through the cylinder and move the workpiece. After each stroke, the spring returns the fluid to the cylinder, reducing the amount of fluid that needs to be stored in the cylinder.

A spring return cylinder typically consists of the following components:
  • Piston: The piston is the moving part of the cylinder. It is connected to the workpiece and is driven by the hydraulic fluid.
  • Cylinder: The cylinder is the housing for the piston and the hydraulic fluid. It is typically made from high-quality materials such as stainless steel or aluminum.
  • Spring: The spring is located between the piston and the cylinder wall, and it is designed to absorb the shock and vibration caused by the movement of the piston.
  • Hydraulic fluid: The hydraulic fluid is the liquid that is used to drive the piston and move the workpiece.
Spring return cylinders have several advantages over other types of hydraulic cylinders:
  • High efficiency: Spring return cylinders are highly efficient, as they only use the amount of fluid needed for each stroke.
  • Reduced maintenance: Spring return cylinders require less maintenance than other types of hydraulic cylinders, as the spring absorbs the shock and vibration caused by the movement of the piston.
  • Improved durability: Spring return cylinders are more durable than other types of hydraulic cylinders, as the spring reduces the amount of stress placed on the cylinder.
Spring return cylinders are used in a variety of industrial and commercial applications:
  • Lifting and moving: Spring return cylinders are used to lift and move heavy loads, such as cranes and lifting machines.
  • Positioning: Spring return cylinders are used to position workpieces accurately, such as in assembly and manufacturing processes.
  • Grinding: Spring return cylinders are used to grind workpieces, such as in cutting and drilling processes.
Spring return cylinders require regular maintenance to ensure optimal performance. The hydraulic fluid should be periodically checked for leaks and contaminants. The spring should be inspected for wear and tear, and the piston and cylinder should be cleaned and lubricated as needed. Regular inspection and maintenance can help to prevent breakdowns and ensure optimal performance.

Tag: