在装配过程中或在使用的夹具时,紧定螺钉常因紧定力过大而把螺钉头扭断,为了继续装配或不因螺钉的扭断而影响夹具的使用,必需把折断的螺钉取出来。 过去总是用小手锤和小凿子进行反旋转相出来的,但这种方法即花时间,又会凿坏孔内螺纹,给生产造成了停顿。 现在建议把折断的半截 In the assembly process or in the use of the fixture, often due to tight set screws tightness of the screw head twist, in order to continue assembly or not due to the impact of the screw twisting the use of the fixture, the broken screw must take come out. In the past, it was always counter-rotated with a small hammer and a small chisel, but this method took the time to cut the thread in the hole again, causing a pause in production. Now it is recommended to break the half