发明名称 FORGING PRESS DIE, FORGING APPARATUS, AND FORGING METHOD
摘要 PROBLEM TO BE SOLVED: To provide a forging press die which can prevent generation of burrs in a mating surface of dies when the forging press die comprises a plurality of dies. SOLUTION: A lip is provided on one die forming at least one matching surface of the dies forming a cavity of a product shape by combining a plurality of dies, and a space housing this lip is provided on the other die, and the lip is engaged with the space.
申请公布号 JP2001321873(A) 申请公布日期 2001.11.20
申请号 JP20000136832 申请日期 2000.05.10
申请人 TOTO LTD 发明人 NAGAIWA HIROYUKI;NARITA SUSUMU
分类号 B21J13/02;B21J5/00;B21J5/02;(IPC1-7):B21J13/02 主分类号 B21J13/02
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