用于传动机构输出轴的皮带轮，传动机构，电动机和输出轴。

Belt pulley for the output shaft of a gear, gear, electric motor, and output shaft.

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如选用小皮带轮，可扩大三角皮带的传动范围，双轴伸电动机的风扇端，仅允许用联轴器传动。

If choose small belt pulley, it may enlarge the transmission of texrope. The ends of fan of dual-axes motor are only allowed to transmit by coupler.

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电力拖动滚圆机的动力系统由电动机、涡轮减速器、三角皮带及大、小皮带轮组成。

A dynamic system of the electric power driven rounding machine consists of a motor, a turbine reducer, a triangular belt, a big belt pulley and a small belt pulley.

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