Content :

Coal mine rollers are classified according to their functions

Coal mine drum is an important component part of the belt conveyor and the tail of the self-moving machine in the coal mine. Through the difference in function, it has the division of the driving drum and the reversing drum. The main function of the driving drum is to support the belt and materials and to transfer the power, and can be divided into two kinds of driving drum and driven driving drum. The main function of the steering drum is to provide strong support for the belt to the direction of the belt or to increase the Angle between the belt and the driving drum, so as to increase the driving drum's acting force.

Coal mine driving drum can be divided into three types according to its bearing capacity: light, medium and heavy.

1. Lightweight coal mine driving drum: the shaft and the hub are connected by a single key with a single width welded simplified structure;
2. Medium size of coal mine driving drum: a single width plate connected with the hub as a sleeve is welded with simplified structure;
3, coal mine driving drum heavy: shaft and hub for expansion sleeve connection, simplified for casting welding structure, there are two one-way shaft and two-way shaft.

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