它包括齿轮、离合器及手动和自动进给床鞍用的手柄。
It including the gear, the coupling and manual and automatically enters the handle which USES for the bed saddle.
普通车床经过较长时间使用后,常常发生床鞍下沉现象。
The bed saddle subsidence phenomenon in general lathe often takes place after a long time using.
刀架:有两层滑板(中、小滑板)、床鞍与刀架体共同组成。
Knife: there are two layer slide (medium and small skateboarding), bed saddle and knife body together.
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