Changzhou Rohn Hydraulic Sci-Tech Co., Ltd.
Changzhou Rohn Hydraulic Sci-Tech Co., Ltd.

What Is a Hydraulic Cylinder?

As the core executor of the hydraulic system, the core function of the hydraulic cylinder is to efficiently convert hydraulic energy into mechanical energy, thereby driving the equipment to achieve reciprocating linear motion or swinging motion. The construction of this component is not complicated, mainly including basic components such as cylinder barrel, cylinder head, piston, piston rod and sealing device, but its reliability is extremely high. The working efficiency of the hydraulic cylinder is closely related to the effective area of the piston and the oil pressure difference on both sides, that is, the greater the pressure difference, the larger the piston area, and the stronger the force output by the hydraulic cylinder. Therefore, hydraulic cylinders play a pivotal role in the hydraulic systems of various mechanical equipment.

When it comes to the working principle of hydraulic cylinders, its core lies in hydraulic transmission. Hydraulic transmission relies on oil as a medium for transmitting energy, and drives the equipment to move through the pressure generated inside the oil. The hydraulic system consists of several key parts: the power part is responsible for converting the mechanical energy of the prime mover (such as an electric motor or engine) into the pressure energy of the oil; the execution part uses the oil pressure energy input by the hydraulic pump to convert it into mechanical energy to drive the working mechanism; the control part plays the role of regulating and controlling the oil pressure, flow and flow direction; finally, the auxiliary part is responsible for ensuring the smooth operation and connection of the entire hydraulic system.

In short, the hydraulic cylinder achieves efficient energy conversion and precise control of equipment through oil pressure transmission, and is an indispensable and important component in the hydraulic system.

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