内齿圈一次拉削成型大拉刀的设计制造技术及应用

Manufacturing Technology and Application of One-time Broaching Tool for Inner Gear

给出大拉刀的结构设计方案,小径定心并以渐成式和同廓式相结合,并对参数进行优化,均衡拉削力,粗、精刀套均采用可换套筒式的装配结构。

This paper presents the structure design for broaching tool,optimizes the parameters,balances broaching force,rough and finished bush adopts telescopic changable assembly structure.