大扩大普通螺丝车床的使用范围;我厂设计和制造了一台万能机头(图1)。利用这种万能机头可在一般车床上进行铣、磨、钻、拉等工作。使用时只要将车床上的横刀架卸下;装上万能机头即可进行工作(工件仍装夹在车床主轴上〕。万能机头的使用方法如下: (一)在万能机头的主轴内装上一 Greatly expand the use of ordinary screw lathe; I plant design and manufacture of a universal nose (Figure 1). Use of this universal nose can be carried out in the general lathe milling, grinding, drilling, pulling and other work. Use as long as the horizontal turret on the lathe can be removed; loaded universal head to work (the workpiece is still mounted on the lathe spindle.) The use of universal head is as follows: (a) universal head spindle Inside one