机器二厂的产品中,所需要轴瓦很多,以前油槽沟都是用钳工场,因而太浪费时间,经该厂第五车间车工李玉成在找窍门运动中,发现这个关键,於是便设计一套工具,在车床上拉∞字形的油构,经过试验成功,以前有钳工剔油构1小时做一个,现在在车床车油沟只需6分钱做1个,平均功率提高十倍多, Machine Plant products, the need for a lot of bearings, oil trenches are used before the clamp factory, which is a waste of time, the workshop fifth mechanic Li Yucheng trick to find the movement, found that the key, so they designed a set of tools , Pulled ∞ shape oil on the lathe, after the test was successful, before the fitter Tipping oil structure 1 hour to do one, and now the lathe car oil groove only 6 cents to do a, the average power increased more than ten times,