虽然有足够数量质量优良的定中心卡盘对高生产效率的工作有很大的重要性,但我们企业的很多机械加工车间里,卡盘装备数量远远是不够的。产生这些现象的主要原因是:机床上的装备,其中包括自定中心卡盘是不进行计划预修而多半是用到完全磨损为止。 卡盘的磨损件包括:1)卡爪;2)圆盘 Although a sufficient number of high quality centering chucks are of great importance to high productivity, the number of chucks in many machining shops in our business is far from enough. The main reason for these phenomena is that the equipment on the machine tool, including the self-centering chuck, is not planned for repair and most of the time it is worn completely. Chuck wear parts include: 1) jaws; 2) disc