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发明名称
一种拉丝模
摘要
本实用新型是提供一种拉丝模,它由金属模套1、模芯2、模芯孔3组成,其主要技术特征是在金属模套1的外表面车出数个矩形的封闭沟槽4,在不降低冷却效果的情况下,提高金属模套对模芯的紧箍作用,降低了模芯的破碎率,提高了模子的使用寿命,又可快速将拉拔过程中金属变形产生的热量沿沟槽快速传出,而且金属模套加工简单,便于推广。
申请公布号
CN2134898Y
申请公布日期
1993.06.02
申请号
CN92234179.6
申请日期
1992.09.25
申请人
冶金工业部金属制品研究院
发明人
张晨光
分类号
B21C3/14
主分类号
B21C3/14
代理机构
代理人
主权项
1、一种拉丝模,主要有金属模套(1)、模芯(2)、模芯孔(3)组成,其特征在于金属模套(1)的外表面车出数个矩形封闭沟槽(4)。
地址
450006河南省郑州市中原路西头142号
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