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对厚壁长筒形零件采用冷挤压成形工艺进行了可行性分析，阐明了采用所设计的工艺方案和特殊模具，能有效地抑制不利因素影响，实现了厚壁长筒形零件（S62链条滚子）的冷挤压一次成形。
The feasibility of using cold extrusion forming process for thick-walled long cylindrical parts was analyzed. The design process and special molds were clarified. The influence of unfavorable factors can be effectively suppressed. The thick and long tubular parts (S62 chain Roller) cold extrusion forming.