发明授权
- 专利标题： Counter plate and cutting die for die cutting machine
- 专利标题（中）： 平板切割机和切割机
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申请号： US09130832申请日： 1998-08-07
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公开(公告)号： US06189414B1公开(公告)日： 2001-02-20
- 发明人: Akinori Yoshizawa , Isamu Katayama , Shigeru Nagasawa
- 申请人： Akinori Yoshizawa , Isamu Katayama , Shigeru Nagasawa
- 优先权： JP7-330857 19951219; JP8-2145 19960110
- 主分类号： B21K520
- IPC分类号： B21K520
摘要：
A counter plate is provided as a receiving surface opposed to a cutting die to be installed in a die cutting machine for stamping a sheet material into a predetermined shape and making ruled lines thereon, wherein the cutting die has rulings and cutting blades and the counter plate has edge bearing portions formed on portions corresponding to the cutting blades and hollows corresponding to the rulings, and a process for manufacturing the cutting die and counter plate comprising hardening selected portions thereof using laser beam irradiation.