用四爪在车床上校正弯板上的圆,一般是用划针盘、划针架于圆线上,转动卡盘、一边看线一边松开夹爪,然后转半周紧对面夹爪,如此一松一夹,夹不稳怕掉下,夹过紧侧面调时推不动,非常繁琐。 现介绍一种我们在实践中摸索出来的快速校正 With four claws in the lathe on the correction of the circle on the curved plate, the general is to use the needle plank, the needle holder on the circle line, turn the chuck, while looking at the line side of the release of the jaws, and then turn a half weeks tight opposite jaws, and so on A loose one folder, unstable folder afraid to fall, tight side of the folder when the transfer can not move, very cumbersome. Now introduced a fast correction we worked out in practice