一、导轨表面电接触淬火在 我厂应用概况 我厂的电接触表面淬火,首先由机修部门试验,推广到全厂,应用在设备维修工作中。在无产阶级文化大革命以前,我厂的设备维修工作处于比较被动的局面,尤其是机床导轨表面拉伤和磨损快,造成机床精度迅速下降,严重影响机床的正常使用,使设备 First, the rail surface contact quenching application in our plant I contact surface hardening plant, the first test by the mechanic sector, to promote the entire plant, used in equipment maintenance work. Before the Great Proletarian Cultural Revolution, I plant the equipment maintenance work in a more passive situation, especially the surface of the machine tool rail strain and wear quickly, resulting in rapid decline in machine accuracy, seriously affecting the normal use of machine tools, equipment