Results indicated that the surface roughness would not be effected by saw cutting amount as long as saw sideclearanceAngle 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。
2
The helical surface equations of the spherical hob are set up in spherical coordinates. The formulas of the sideclearanceangle and numerical examples are given.