机械史（Mechanical history）.docVIP

机械史（Mechanical history） * * * in Northeast China, is Chinas CNC machine tools (CNC lathe, machining center, machine tools and heavy forging equipment), the main development and production of amount of cutting tools. Shenyang, Dalian and two cities have become the national CNC lathes, machining centers of the most important development and production base. Shenyang machine tool (Group) Co. Ltd., Dalian machine tool enterprise Refco Group Ltd two machine tool output value accounted for 26% of the output value of national machine, CNC metal cutting machine tools production accounted for 25.4% of the output of CNC metal cutting machine tools. Among them, the CNC lathe output accounts for about 35% of the CNC lathe output, processing center production accounted for about 21% of the national machining center output. Qiqihar Heavy CNC Equipment Co. Ltd. is a specialty products, heavy-duty CNC horizontal lathe and CNC vertical lathe, Qigihar two machine tool (Group) Co. Ltd. features of CNC boring and milling machine, CNC milling machine and CNC Longmen multi link press. Large, heavy-duty CNC lathe Qiqihar Heavy CNC Equipment Co. Ltd production, production accounted for about 48% of large and Heavy CNC lathe production, output value accounted for about 50% of output, large heavy-duty CNC lathes. Qigihar two machine tool (Group) Co., Ltd. production of large and Heavy CNC boring machine, production accounting for about 35% of CNC boring machine output value, accounting for about 30% of the output value of CNC boring machine. In Harbin City, the formation of complex tools and special tools production base, on behalf of the enterprise is Harbin Measuring Cutting Tools Co. Ltd. and Harbin first Refco Group Ltd. The output value of gold cutting machine tools of 4 enterprises in Northeast China accounts for about 31.7% of the output value of the national cutting machine tools, and has great influence on the development of the national cutting machine tool industry. East: CNC gri