The swinging rack is driven by a set of crankshaft swinging bar which is mounted on the frame and the swinging rack is supported on the frame.

 
  • 在四个支撑滚轮中,其中两个传动轮由转动动力系统拖动使转筒产生转动;摆动架由一组曲柄摆杆机构来驱动,曲柄摆杆机构装在机架上,摆动架由轴承组件支撑机架上。
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