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1引言随着钢铁企业生产自动化程度和现代化程度的不断提高,其对设备的要求和依赖性越来越高。近些年国际竞争日趋激烈,为了提高竞争力,我国许多钢铁企业从国外引进了大量先进的加工设备来提高工艺水平和生产效率。与此同时也产生一些问题,即当这些设备需要更换备件时,手中无件可换,国产件替代的可能性小,而且设备安全性及可靠性差。若从国外采购所缺设备备件,快则四周,慢则八周甚至半年,严重影响企业产品交付,造
1 Introduction With the continuous improvement of the degree of automation and modernization of the iron and steel enterprises, their requirements and dependence on the equipment are getting higher and higher. In recent years, the international competition is getting fiercer and fiercer. In order to enhance its competitiveness, many steel enterprises in our country have introduced a large amount of advanced processing equipment from abroad to improve their technological level and production efficiency. At the same time, some problems have arisen, that is, when these devices need to be replaced, there is no possibility of replacement of parts in the hand, the possibility of substitution of domestic parts is small, and the safety and reliability of the equipment are poor. If the lack of procurement of spare parts from abroad, as fast as four weeks, eight weeks or even six months slow, seriously affecting the delivery of enterprise products, made