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。
The three spline broach with radius pendulum profile is developed to broach the internal surface of motorcycle clutches.
这里分析了GH761 合金拉削时，速度、齿升量、拉刀前角对拉削表面残余应力的影响。
The effect of broaching rate and feed per tooth, tool orthogonal rake on residual stress of workpiece surface are analyzed by Broaching GH761 Alloy.
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