In this paper we propose a method of projective transformation from pitch surface to cutter surface for studying face mill cutters.
文中借助于形象思维把齿轮的啮合几何化，提出了一种研究按滚切法工作的切齿刀具的方法，从节曲面到齿曲面的射影变换。
The experimental results showed that high quality of cavity surface can be obtained by using appropriate technologic parameter and trochoidal milling mode with micro-end mill cutter.
试验结果表明：采用小直径刀具，合适的工艺参数，次摆线分层走刀方式能加工出高质量的型腔表面。
This paper introduces the operating principle of manufacturing complex surface in 5-axis nc machine. It is emphasis on error model of complex surface by ring mill cutter in 5-axis nc machining.
介绍了五轴数控机床加工复杂曲面的工作原理，重点分析了五轴数控加工时采用环形铣刀加工复杂曲面的误差模型，提出了误差补偿的具体方法。
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