发明名称 |
PRESS-MOLDING METHOD, AND VEHICLE COMPONENT |
摘要 |
Disclosed is a press forming method press forming a workpiece between a die and a punch, while pushing the punch into the die by means of a relative motion of the die and the punch, the method includes: producing an intermediate molding (100B) having ridges (100d) formed in predetermined parts of the workpiece, and then press forming the intermediate molding (100B) into a final shape, to thereby substantially thicken and work-harden the predetermined parts of the workpiece. |
申请公布号 |
EP2711104(A4) |
申请公布日期 |
2014.11.12 |
申请号 |
EP20120789906 |
申请日期 |
2012.05.16 |
申请人 |
NIPPON STEEL & SUMITOMO METAL CORPORATION |
发明人 |
YONEMURA, SHIGERU;UENISHI, AKIHIRO;TOYOKAWA, SHIN;KUWAYAMA, TAKUYA;ARIGA, TAKASHI |
分类号 |
B21D22/26;B21D22/30;B21D35/00;B21D53/88 |
主分类号 |
B21D22/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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