只要已知被加工曲面的参数表达式，就可运用点涉法在该曲面上生成非球面刀的数控加工轨迹。
As soon as the parametric representation of the sculptured surface is known, the NC machining path on it is determined for the nonspherical cutters.
在球面刀具干涉处理算法的基础上 ，对模具型腔自由曲面NC三轴加工中平头刀的刀具轨迹的干涉处理技术进行了分析。
The interference problems and existing methods in 3 axis NC machining of surfaces are analyzed, and a new strategy of interference detection is proposed.
该工装采用主轴带动镗套和镗杆及刀杆的结构来完成球面加工的切削运动，已取得了良好的使用效果。
The technical equipment adopted the construction that the spindle drove boring sleeve, boring bar and cutter bar in order to finish machining spherical surface. The improved result was good.
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