Results indicated that the surface roughness would not be effected by saw cutting amount as long as saw side clearance Angle wasn't changed.
分析结果表明，只要锯料角不变化，则锯料量的变化对锯切表面粗糙度不起任何作用。
The helical surface equations of the spherical hob are set up in spherical coordinates. The formulas of the side clearance angle and numerical examples are given.
在球坐标系中，建立了球形滚刀的各个螺旋面方程，推导了侧后角公式，并给出了计算实例。
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