发明名称 WORKPIECE BENDING METHOD
摘要 <p>A workpiece bending method of forming a final formed article that has two surfaces on opposite sides of an inclined area, in which an inclined area is made up of a first bend portion, a second bend portion, and a flat surface portion, includes: cantilevering an end portion of a workpiece by a stationary die and a holding member; and curving an area in the workpiece that corresponds to the flat surface portion by moving a movable die to the stationary die so that the movable die presses a free-end side of the workpiece, and then forming the first bend portion and the second bend portion, and unbending the area in the workpiece that corresponds to the flat surface portion of the inclined area, by causing the movable die to press the workpiece to the stationary die.</p>
申请公布号 KR101302039(B1) 申请公布日期 2013.09.05
申请号 KR20117001259 申请日期 2009.07.17
申请人 发明人
分类号 B21D5/01;B21D5/06;B21D11/02 主分类号 B21D5/01
代理机构 代理人
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