用中值法控制搅拌机关键件精度梁立正（河南省焦作市建工机械厂）随着市场经济竞争的日趋激烈，建设机械行业为数不少的企业面临着品种多批量小的生产经营管理局面。从经济角度考虑，零件的生产加工往往是采用通用工装和通用设备，产品质量主要靠人的操作技术来保证。由于... Using the median method to control the accuracy of the key parts of the mixer Liang Lizheng (Jiaozuo Construction Machinery Factory, Henan Province) With the increasingly fierce competition in the market economy, a large number of enterprises in the construction machinery industry are faced with a variety of small batch production and operation management . From the economical point of view, the production and processing of parts is often the use of general-purpose tooling and general equipment, and the quality of products depends mainly on human operating technology. due to...