我们在修理Y7520K螺纹磨床及M9015光学曲线磨床时,曾对机床结构作了一些小改进,给操作和维修带来方便,现介绍如下: 一、Y7520K螺纹磨床用户经常反映,对刀手柄“沉”,对刀困难。经分析工件对刀时是依靠一根弹簧(在床身前面的盖板内)来复位的,对刀手柄的旋转力和弹簧的拉力应相平衡。在机床设计时弹簧的拉力是有保险系数的,如果在机床能正常工 When we repaired the Y7520K thread grinder and the M9015 optical curve grinder, we made a few minor improvements to the machine tool structure to bring convenience to operation and maintenance. The introduction is as follows: 1. Users of the Y7520K thread grinder often reflect that the " Knife difficult. Analysis of the workpiece when the knife is to rely on a spring (in front of the bed cover) to reset the knife handle rotation force and spring tension should be balanced. Spring tension in the design of the machine is insured, if the machine can work normally