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阐述了不等齿距成型铣刀的工作原理，探讨了设计带正前角成型铣刀时型线的计算法修正方法。分析了现有加工叶片内背弧成型而所用刀具结构，设计了不等齿距、带大前角、机夹结构的高速钢成型铣刀，给出了加工不锈钢叶片时的切削数据，并介绍了该铣刀的重新刃磨方法。
The working principle of Unequal Pitch Milling Cutter is expounded, and the calculation method of Piping Line with Positive Pitch Milling Cutter is discussed. The structure of the tool used in forming the back arc of the existing machined blade is analyzed. High speed steel forming milling cutter with unequal pitch, large rake angle and machine clamp structure is designed. The cutting data when stainless steel blades are machined are given and introduced The mill regrinding method.