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发明名称
换向器衬套内孔的扩孔加工方法及其产品
摘要
一种换向器衬套内孔的加工方法,其主要特征是将换向器衬套零件的内孔用专用工具和挤压头对衬套内孔进行无切削的挤压扩孔。按照本发明加工方法所制作的换向器衬套内孔,质量稳定,有效地提高了产品的整体质量。
申请公布号
CN1310063A
申请公布日期
2001.08.29
申请号
CN00102051.X
申请日期
2000.02.24
申请人
宋昌荣
发明人
宋昌荣
分类号
B21D39/08
主分类号
B21D39/08
代理机构
代理人
主权项
1、一种换向器衬套内孔的扩孔加工方法,其特征在于用专用工具和挤压头对衬套内孔进行无切削的挤压扩孔。
地址
325200浙江省瑞安市锦湖路6弄14号
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