【摘要】 普通车床经过较长时间使用后,常常发生床鞍下沉现象。床鞍下沉会使车床工作不正常,甚至完全丧失工作能力。采用增大纵向走刀小齿轮的变位系数、增加小齿轮齿数、恢复床鞍高度等方法可解决上述问题。更多还原

【Abstract】 The bed saddle subsidence phenomenon in general lathe often takes place after a long time using.It will make the lathe work abnormally;even lose the ability of working.These problems can be solved by increasing the modification coefficient of small vertical cutting gear,increasing the number of gear teeth and restored the height of the bed saddle and so on.更多还原