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三、多工位自动冷镦机 (一)概述近几年来多工位自动冷镦机有了显著的发展,新系列机器不断出现. 国外生产这类机器的国家主要有:美国、西德、荷兰、日本、意大利和比利时等.多工位自动冷镦机正在向着高速化和大型化发展.有的被加工的零件重量高达3公斤,有的零件头部最大尺寸达到φ75毫米. 美国National公司生产的高速多工位螺栓自动冷镦机有四种规格,还有三种变型(每种规格分三工位和四工位两种.切断线材直径
Third, the multi-station automatic cold heading machine (A) Overview In recent years the multi-station automatic cold heading machine has made significant progress, the new series of machines continue to appear.Foreign countries producing such machines are: the United States, West Germany, Netherlands, Japan, Italy and Belgium, etc. Multi-station automatic cold heading machine is developing towards high speed and large size.It can process some parts up to 3kg in weight and some parts have a maximum size of φ75mm in head.National Corporation Production of high-speed multi-position bolt automatic cold heading machine has four specifications, there are three variants (each specification is divided into three stations and four stations. Cut off wire diameter