In response to the"rotation"fault phenomenon of the coal winning machine's rocker arm cutting motor during underground use,an auxiliary positioning device for the coal winning machine's cutting motor was designed by improving the positioning structure of the cutting motor.The device includes an additional motor positioning pin anti-retreat component and a wedge-shaped anti-rotation component,which enhances the positioning effect of the motor from two aspects.Practical applications showed that the reliable fixation of the cutting motor could be guaranteed.
维普
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