Sharp cutting edges and positiverake angles are to be avoided.
锋利的切削刃和正前角是要避免。
2
The mathematical model presented in this paper can also be used in the regrinding of gear hobs with zero rake Angle and positiverake Angle for error calculation and revision.
文中的数学模型亦可用于零前角及正前角齿轮滚刀重磨后的齿形误差计算及修正。
3
The following conclusion is obtained. In the cases of straight gash, spiral gash, zero rake angle and positiverake angle, the hob worm profile from hob put into use to hob abandoned i…