The working principle of a cylinder is to use compressed air or other working fluid to push the piston to make linear reciprocating motion inside the cylinder, thereby converting thermal energy into mechanical energy or utilizing mechanical energy. In the engine, the air inside the cylinder converts thermal energy into mechanical energy through expansion; In a compressor, gas is compressed by a piston inside the cylinder to increase pressure.
Cylinders have a wide range of applications, including printing (such as tension control), semiconductors (such as spot welding machines, chip grinding), automation control, and robotics. In addition, common types of cylinders include single acting cylinders.
The common faults and maintenance methods of cylinders include regular checks on the sealing, lubrication, and piston movement of the cylinder, as well as timely replacement of worn parts to ensure its normal operation and extend its service life.