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发明公开
CN106424348A 具有无紧固的导向的冲压模具 有权

具有无紧固的导向的冲压模具
摘要：
本发明涉及一种钣金件坯料(104)的冲压模具(102)，其包括:凹模(106)，其具有中心凹陷部分(108)和周围部分(110)；凸模(112)，其能够与凹模的凹陷部分协作以冲压钣金件坯料；压边圈分协作以形成钣金件坯料的保留区域(116)；钣金件坯料的保留区域包括钣金件坯料的紧固子区域(118)和相对于凹陷部分和凸模设置在紧固子区域外部的至少一个坯料的无紧固的导向子区域(120,120’)。(114)，其侧向设置于凸模并且与凹模的周围部
摘要（英）：

The present invention relates to a stamping die (102) for a sheet metal blank (104) comprising: a die (106) having a central recessed portion (108) and a peripheral portion (110); a terrace die (112) capable of cooperating with the recessed portion of the die to punch the sheet metal blank; a blank holder (114) disposed laterally on the terrace die and cooperating with the peripheral portion of the die to form a retaining area (116) of sheet metal blank; the retaining area of the sheet metal blank includes a fastening sub-area (118) of the sheet metal blank and a non-fastened guide sub-region (120,120') of at least one blank disposed outside the fastener sub-region with respect to the recessed portion and the terrace die.

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