发明名称 Automatic high-speed cold heading machine
摘要 An automatic high-speed cold heading machine which forms heads on wire blanks by means of punch, cutting, and ejector mechanisms, where the operations of the punch and the ejector mechanisms are performed simultaneously and, wherein, the punch, the cutting knife and the ejector mechanisms are driven simultaneously in continuous harmonic motion with no pause or dwell for the purpose of achieving stable high speed operation.
申请公布号 US4058865(A) 申请公布日期 1977.11.22
申请号 US19770759371 申请日期 1977.01.14
申请人 LEE, YUAN HO 发明人 LEE, YUAN HO
分类号 B21J13/14;B21K1/46;B21K27/06;(IPC1-7):B21K1/46 主分类号 B21J13/14
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