1·The three spline broach with radius pendulum profile is developed to broach the internal surface of motorcycle clutches.
研制了用于加工摩托车离合器外环内孔表面的三键圆弧摆线拉刀，分析了拉刀的结构特点和设计、制造要点。
2·The current involute spline broach is analyzed, the grinding technology of involute spline broach with side clearance is described, the profile is designed, and profile error is analyzed.
分析了现有渐开线花键拉刀的缺陷，提出带侧刃后角的渐开线花键拉刀的磨削工艺，并进行了齿形设计及齿形误差分析。
3·In this article, rectangular spline broach of the concentric form and internal diameter centering is introduced; and its design characteristics and advantages of the application are depicted.
本文介绍同心式内径定心矩形花键拉刀的设计特点和使用中的优点。