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为提供不经切削加工的等速万向节筒形壳精化毛坯 ,将原来的毛坯冷挤压工艺 ,改为温挤 -冷精整工艺 ,对该工艺过程及相关参数作了介绍。附图 1幅。
In order to provide the unprocessed constant velocity universal joint cylindrical shell to refine the blank, the original blank cold extrusion process is changed to a warm extrusion-cold finishing process, and the process and related parameters are introduced. Figure 1 picture.