苏联某厂切割橡皮垫(密封垫圈),是用图1和图2的工具在钻床上进行的。图1是装有两把切刀的刀排。图中1是主轴,上部带锥度,和钻床轴孔配合。2是横杆,上面有刻度。3是夹头,用来安装切刀7。4是顶尖,5是螺帽,6是螺钉,7是切刀,8是销子。图2是装夹工件 A factory in the Soviet Union cutting rubber pads (gaskets), is used in Figure 1 and Figure 2 tools on the drilling machine. Figure 1 is a knife row with two cutters. Figure 1 is the main shaft, the upper part with a taper, and drill hole with the hole. 2 is a bar, above the scale. 3 is the collet, used to install the cutter 7.4 is the top, 5 is the nut, 6 is the screw, 7 is the cutter, 8 is the pin. Figure 2 is the workpiece clamping