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在设备维修和生产中,我们经常遇到在小的内孔中加工键槽的工件(如图1)。这种工件因内孔较小而不能用普通插削方法加工键槽,过去都用高速钢条磨制成如图2所示的形状的插刀进行加工,此种形状的
In equipment repair and production we often encounter workpieces that process keyways in small bore holes (Figure 1). This kind of work piece can not be machined by normal inserting method due to its small inner hole. In the past, the high-speed steel bar was used to grind a knife with a shape as shown in FIG. 2