我室车工史恩贵同志改进了一种简单的套丝工具,即用板牙代替车刀挑扣,能提高工作效率8倍。 套丝工具如图1所示,先将板牙1用弯头螺丝2固定在车床小刀架3上,再将小刀架的丝杠拆掉,并将小刀架的固定螺丝放松,以使小刀架能自由的在刀架拖板4上滑动,5是铁板,用来固定弯头螺丝,6是工 Our room mechanic, Shi Engui, has improved a simple threading tool that replaces the lathe buckle with a flank to improve work efficiency by eight times. Tapping tools shown in Figure 1, the first plate teeth 1 elbow screws 2 fixed to the lathe knife holder 3, and then remove the screw holder knife, and the knife holder screws loose to make the knife holder can Free slide on the carriage carriage 4, 5 is iron, used to fix the elbow screws, 6 workers