(一)车削长轴用的夹具 车工塞明斯基在进行长轴的快速切削时不使用支架,而发明了一种专用夹具(图1)来代替支架。这种夹具包括:放松套筒1、母顶尖2、隔离环3、连杆4和推力垫5及螺帽6。 母顶尖2可以固定在心轴圆孔内的任何位置,为了实现这个目的要使用一套隔离环和连杆。根据加工 (A) turning long-axis fixture with the car Seamusky in the long axis of rapid cutting without the use of stents, and invented a special fixture (Figure 1) instead of the stent. Such a jig includes a relaxation sleeve 1, a top tip 2, a spacer ring 3, a connecting rod 4, a thrust pad 5 and a nut 6. Female top 2 can be fixed in the mandrel round hole anywhere, in order to achieve this purpose to use a set of isolation ring and connecting rod. According to processing