以前我厂机床,尤其是车床,在修理过程中经常发现床身导轨和拖板严重磨损。每次修理要刨去床身和拖板上的磨损痕迹,造成溜板箱下沉,多者达1～2 mm。此时,为了满足齿轮齿条的合理啮合间隙,齿轮轴只能做成修正齿。这样,使这个经常要更换的零件只能做成半成品,在修理中根据具体尺寸 In the past, I plant machine tools, especially lathes, often found in the repair bed rail and carriage serious wear and tear. Each repair to planing the bed and drag on the wear marks, resulting in slippage box sink, the majority of up to 1 ~ 2 mm. At this point, in order to meet the reasonable gear rack gear meshing, gear shaft can only be made of correction teeth. In this way, make this often to be replaced parts can only be made into semi-finished products, in the repair according to the specific size