小台钻是工厂常见的设备,控制该钻主轴自动抬起的卷簧经常需要更换,在修理主轴或更换主轴轴承时,也要拆装卷簧。因卷簧的外购件是长条形弹簧钢带,工人需一手转动并压住卷簧压盖3(图1),一手送料,绕到最后因弹性恢复力很大,得用一字旋具一点一点硬往卷簧盒2里塞。在绕制过程 Small bench drill is a common factory equipment, the control of the drill spindle automatically lift the spring often need to be replaced, when repairing the spindle or spindle bearings, but also remove the coil spring. Because the purchased parts of the coil spring are strip-shaped spring steel strips, the worker needs to turn and press the coil spring gland 3 (FIG. 1) with one hand and feed the material with one hand. Finally, due to the elastic restoring force, With little by little hard to coil spring box 2 plug. In the winding process