发明名称 THE FORMING PROCESSES FOR PRESS OF A THIN SHEET OF ASTEEL
摘要 A press forming method of a metal sheet for a vehicle interior is provided to secure the precision in the cutting and molding process. A press forming method of a metal sheet for a vehicle interior comprises: a blanking process(S1) shear processing a metal plate with a first material developing into the specified formation; a drawing process(S2) pressing the first material with a second material by bending the first material; a trimming process(S3) removing unnecessary notches from the second material; and a flanging process(S4) bending an edge of a trimmed third material to make rime.
申请公布号 KR20090058105(A) 申请公布日期 2009.06.09
申请号 KR20070124745 申请日期 2007.12.04
申请人 HUH, GI YOUNG 发明人 HUH, GI YOUNG
分类号 B21D35/00;B21D22/20;B21D24/16;B21D28/00 主分类号 B21D35/00
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