包装容器法兰无污染冷挤压成型方法及冷挤压模具
申请公布号:CN103551439B
申请号:CN201310557415.4
申请日期:2013.11.12
申请公布日期:2015.05.06
发明人:张有龙
分类号:B21D22/02(2006.01)I;B21D37/10(2006.01)I
主分类号:B21D22/02(2006.01)I
代理人:徐冬涛;瞿网兰
地址:211164 江苏省南京市江宁区谷里街道
摘要:一种包装容器法兰无污染冷挤压成型方法及模具,其特征是使经过落料和成型模块冲压成型的,法兰凸台厚度一致的法兰毛坯,经过一个上端呈倒锥状的凸模的作用,使法兰凸台上的材料沿法兰轴向产生流动,最终在法兰孔中形成车丝所需的壁厚,进入后续的切角、车丝和电镀得到法兰成品。本发明具有模具结构简单,制造方便,无污染,能提高成品率,降低制造成本的优点。
主权项:一种包装容器法兰无污染冷挤压成型方法,其特征是使经过落料和成型模块冲压成型的、法兰凸台厚度一致的法兰毛坯,经过一个上端呈倒锥状的凸模的作用,使法兰凸台上的材料沿法兰轴向产生流动,最终在法兰孔中形成车丝所需的壁厚,进入后续的切角、车丝和电镀得到法兰成品。
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