剃齿前加工齿轮齿形用的滚刀称为剃前滚刀。 剃前滚刀的齿形﹐要按剃齿馀量形式的要求制成特殊的形状。齿顶带凸角﹑齿根带倒角的滚刀齿形是一种较常用的留剃形式﹐它使被加工齿轮的齿根处有些根切﹐齿顶处有些倒角﹐中间部分剃齿馀量均匀。
剃齿前加工齿轮齿形用的滚刀称为剃前滚刀。
Before shaving teeth gear tooth shape of processing with hob called before shaving hob.
在此基础上，提出了剃前滚刀凸角尺寸修改的建议。
On the base, it also put forward the suggestion to correct the convex Angle size of preshaving hob cutter.
剃前滚刀的齿形﹐要按剃齿馀量形式的要求制成特殊的形状。
Before the hob shave tooth shape, according to gear shaving reserve is made in the form of the shape of the special requirements.
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