大家知道,在立铣床上装带柄铣刀,一般都要用中间套。我们过去是采用图1所示的中间套,用这种中间套必须在主轴内穿以长螺栓跟带柄铣刀螺母连接,然后在主轴的另一端拧紧螺栓,装卸麻烦。后来我厂推广组改进了一种图2形式的中间套。它的后部做成通孔,短螺栓直接拧在 We all know that in the vertical milling machine with a handle cutter, generally have to use the middle set. We used to use the middle of the sleeve shown in Figure 1, with the middle sleeve must be long in the spindle to wear with a long handle bolt nut, and then tighten the bolt at the other end of the spindle, loading and unloading trouble. Later, I promote the plant group improved a form of Figure 2 in the middle of sets. Its back made through-hole, short bolts directly screwed in