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棒材联合拉拔机由于能将冷拨、矫直、剪切、抛光,甚至探伤、分选、包扎等多道工序连续完成,经济效益显著,故各厂竞相引进或仿制。已引进的有长城钢厂、北京钢厂、洛阳铜加工厂等。仿制并已鉴定的有上海冷拉型钢厂、上海第一铜棒厂等。然而,到目前为止,所有引进或仿制的联合拉拔机都还是六十年代的水平(参阅本刊1983年第3期,“多功能连续拉拔机”一文)。 1983年,我厂分别与联邦德国舒马格(Schumag)公司和日本宫崎铁工株式会社
Bar co-drawing machine as the cold dial, straightening, cutting, polishing, and even flaw detection, sorting, dressing and other multi-channel process completed in a row, significant economic benefits, so the plant competing to introduce or imitation. Great Wall Steel, Beijing Steel and Luoyang Copper Processing Plant have been introduced. Imitation and has been identified in Shanghai cold-drawn steel plant, the Shanghai First Copper Rod plant. However, until now, all imported and imitated co-draw machines were still in the sixties (see our issue No. 3, 1983, “Multi-function Continuous Draw Machine”). In 1983, I plant respectively with the Federal Republic of Germany Schumacher (Schumag) and Japan Miyazaki Iron Works Co., Ltd.