所有动力均采用同步带传动，结构简单，噪音低，运行平稳，振动小。
All synchronism belts driving are structure simple, noise lower, running steady and vibrate lower.
传动系统采用齿轮箱，万向轴联轴器，同步带相结合型式。
Driving system consists of gear wheel, universal shaft couplings and the synchronous belt.
采用机械结构传动，上滚轮可与机器同步运转。
Upper feed roller is driven simultaneously by the mechanical transmission mechanism.
同步带传动结构简单、调节方便。
The structure of synchronous belt transmission is simple and can be regulated easily.
使用同步带传动降低了机器噪音。
上下轴用滚珠轴承支承，同步齿形带传动。
The arm shaft shaft and hook shaft are supported by ball bearings.
上下轴用滚珠轴承支承，同步齿形带传动。
The arm shaft shaft and hook shaft are supported by ball bearings.
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