第二汽车制造厂底盘零件厂从1981年开始试点定时换刀,到今年5月份,已有136种刀具、166个使用点实行了定时换刀。几年的实践证明,“定时换刀”是科学技术成果与工具管理讲究经济效益的有机结合的具体应用,是工具管理现代化的起步,是提高企业素质的组成部分。定时换刀是指刀具在正常使用情况下,刀具磨损到了正常磨损与急剧磨损的临界点时即行换刀。这是既符合刀具磨损规律,又是最经 The chassis parts factory of the Second Automobile Manufacturing Plant piloted the scheduled tool change from 1981. By May this year, 136 kinds of knives had been used and 166 service points were used for time-based tool change. Years of practice have proved that the “timed tool change” is a concrete application of the organic combination of science and technology achievements and tool management paying attention to economic benefits, an initial start of tool management modernization, and an integral part of improving the quality of enterprises. Regular tool change refers to the tool in normal use, the tool wear to the normal wear and tear of the critical point of wear and tear when the line tool change. This is consistent with the law of tool wear, but also the most viable