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由中国船舶工业总公司国营陕西柴油机厂改造设计、日本IHI提供技术协作,并由陕西柴油机厂制造、安装、调试成功的中船总大型设备改造项目—NCXT2025型数控龙门铣镗床于一九八八年十一月九日在陕西兴平通过部级鉴定。这台数控龙门铣镗床是利用一台旧的龙门刨床进行改造的。改造中,机床采用了镶钢淬硬导轨,(?)塑料耐磨贴层和静压技术;床身采用滚珠蜗母条传动;采用锥向齿轮传
By China State Shipbuilding Corporation State-owned diesel engine plant in Shaanxi Province to transform the design, Japan IHI provide technical cooperation, and by Shaanxi Diesel Engine Factory manufacturing, installation, commissioning of the successful large-scale equipment transformation of China Shipbuilding -NCXT2025 CNC gantry boring and milling machine in 1988 November 9, Xingping, Shaanxi Province, through ministerial identification. This CNC gantry milling and boring machine is the use of an old gantry planer to transform. In the transformation, the machine tool is made of steel hardened guide rail, (?) Plastic wear-resistant adhesive layer and static pressure technology; the bed is driven by ball and worm bar;