由一对两级三角皮带轮传动工件主轴，使其获得四级转速；
The work spindle get four-grade rotate speed, which is driven by a couple of two-grade v-belt pulley.
设计校核皮带轮传动、蜗轮蜗杆传动、圆筒、轴承座、导杆等。
Pulley gear, worm gears, cylinder, bearing base and quadrate pole etc were designed and checked.
在这些装置中，典型的情况是，一根轴由发动机或皮带轮传动，另一根轴将动力传递给其他部件。
In these devices, one of the shafts is typically driven by a motor or pulley, and the other shaft is driving another device.
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