Description

Pin shaft simple point is similar to the bolt function, but is connected to the hydraulic bracket fixed role. It is mainly used for hinge joint of two parts and forms hinge connection.

Structural components and pin shafts connected to hydraulic components may be worn, bent, broken, etc. The connecting pin shaft of structural members may wear out and will not bend; The possibility of bending the connecting pin shaft at both ends of hydraulic support column jack is large, which is also the protection of the column and jack. Causes of pin shaft wear and bending: material and heat treatment do not meet the design requirements; Improper operation, etc. If the joint pin shaft is found to be seriously worn or bent, it should be replaced in time.

Although the pin shaft is a connecting part, it is of great responsibility if it becomes loose in underground operation and causes safety hazard. Shuangzhi coal machine company main hydraulic support accessories: column, jack class, oil cylinder, structural parts, etc. Please consult if necessary