我厂承担汽车修理任务,由于来厂修理的车型很多,所以分电器凸轮的尺寸规格也就各不相同,为了提高修理质量,我厂职工在伟大领袖毛主席关于“破除迷信,解放思想”的光辉思想指导下,发扬敢想、敢干的革命精神,自己设计制造出一台能修磨各种尺寸规格的分电器凸轮的简易磨床(图1)。1.磨床的结构和工作 I plant to undertake the task of auto repair, as a result of a lot of car repair factory, so the size distribution sub-cam will also vary, in order to improve the quality of repairs, I plant workers in the great leader of Chairman Mao on “get rid of superstition, emancipate the mind” Guided by the glorious ideology, we will carry forward the revolutionary spirit of daring to think and dare to do our own work to design and manufacture a simple grinding machine capable of grinding distributor cams of various sizes (Figure 1). 1. Grinder structure and work