针对平行相交孔难加工的工艺特点,提出一种径向力分段平衡的钻尖轮廓形式,并用于扳体零件的加工,取得了良好效果。此方法对该类工艺问题具有普遍意义 Aiming at the difficult process characteristics of parallel intersecting holes, a drilling tip profile with balanced radial force is proposed and used for the machining of the parts of the wrench body. Good results have been obtained. This method is of universal significance for such process problems