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The pin shaft of the hydraulic support is the component parts of the hydraulic support in coal mine, and the hydraulic support cylinder/jack/column, hydraulic support connection head, hydraulic support bed beam and other accessories together constitute the hydraulic support. Although the hydraulic support pin shaft is not large, but its role cannot be ignored.
The pin shaft of hydraulic support is mainly used for the hinge joint of two parts and forms the hinge connection. Of course, there are many types of hydraulic support pin shafts:
1, the hydraulic support pin shaft as a shaft, one end has a guard, the other end with flat gasket and open pin, the hydraulic support pin shaft is connected to fix the role, it is a combination of various components to a fixed pin.
2, the rotating shaft is a kind of hydraulic support pin shaft can be rotated, in the hydraulic support it is mainly used to connect the anti-inverted jack with a kind of connecting pin shaft, the pin shaft is a connecting role.
3. The horizontal pin of hydraulic support is mainly used for connecting scraper conveyor and hydraulic support connecting head. The pin shaft of the hydraulic support is used for connection and fixation.
4. The vertical pin of hydraulic support is mainly used for connecting the push rod and connecting head.
5, hydraulic support locking pin is mainly used to fix the lateral pushing jack and the side guard, for general support side guard plate is designed on both sides, for the convenience of use and according to the need on both sides of the side guard plate can be when activity, but must be fixed on one side, because both sides are interchangeable when activity of the side guard, so one side can be activities, one side is a fixed can't activities, therefore with locking pin to the fixed side as a strong point can't activities.
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