通过数学计算与使用靠模夹具，求得铣削回珠器回珠槽指状铣刀的运动轨迹。
By mathematical calculation and using a copying fixture, the orbit of movement of an end-milling form cutter is obtained.
通过改进圆柱凸轮数控铣削加工编程方法，降低了圆柱凸轮的加工成本并能满足凸轮槽宽的高精度要求；
The machining cost of barrel cam is decreased by improving the CNC programming method for milling of barrel cam, and the method can meet the request of cam groove width precision.
铣削平面零件内槽的封闭轮廓时，切入切出不能有外延部分。
Slot milling with flat parts of the closed contour, the cut can not cut out part of the extension.
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