The three splinebroach 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 splinebroach is analyzed, the grinding technology of involute splinebroach with side clearance is described, the profile is designed, and profile error is analyzed.
In this article, rectangular splinebroach of the concentric form and internal diameter centering is introduced; and its design characteristics and advantages of the application are depicted.