Spring-Return Single-Acting Hydraulic Cylinder For Automation


Spring-Return Single-Acting Hydraulic Cylinder For Automation

Spring-Return Single-Acting Hydraulic Cylinder For Automation

Expanded Introduction of Spring-Return Single-Acting Hydraulic Cylinder

Spring-return single-acting hydraulic cylinder is a hydraulic cylinder that utilizes hydraulic oil to expand the piston. When pressure is released, the built-in spring automatically retracts the piston.

Design and Construction Characteristics

  • Single-Acting Structure: Hydraulic oil pressure operates in one direction, while the return relies on the built-in spring.
  • Spring Selection: Proper selection of springs ensures quick and complete reset after the release of hydraulic oil pressure.

  • Sealing Design: High-quality seals prevent oil leakage, ensuring system efficiency and safety.
  • Strength and Durability: High-strength materials like steel are chosen for the cylinder’s construction to withstand high pressure and impact.

Construction and Assembly Process

The assembly process focuses on precise component alignment, especially between the piston and cylinder block, to minimize friction and wear. Strong welding and mechanical connections are crucial to prevent oil leakage under high pressure. After assembly, thorough testing and debugging are essential to ensure proper operation.

Working Principle

When hydraulic oil is pumped into the cylinder, it extends the piston against the load. Upon pressure release, the spring mechanism retracts the piston to its initial position, completing the operation cycle.

Types and Configurations

There are three main types of spring-return single-acting hydraulic cylinders, each with unique configurations tailored to specific applications.

Key Benefits

  • Safety – Automatic Reset
  • Simplicity – Simple Design
  • Cost-Effective – Economical and Practical
  • Flexible Operation – Strong Adaptability

Application Scenarios

Spring-return single-acting hydraulic cylinders find usage in various industries such as industrial machinery, construction equipment, agricultural machinery, automotive industry, and packaging and handling.