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1. 发明授权

EP0680404B1 UNDERCUT SPLIT DIE 有权转让
标题翻译：背景CUT MULTI-PIECE PRESSFORM
公开(公告)号：EP0680404B1
公开(公告)日：2000-03-29
申请号：EP94900675.3
申请日：1993-11-24
申请人： STACKPOLE LIMITED
发明人： HINZMANN, Gerd , HAIKO, Mark , MA, Frank , WILSON, Allan , BUCKLEY-GOLDER, Keith , ROUND, Robert
IPC分类号： B30B11/02 , B22F3/02
CPC分类号： B29C43/02 , B22F3/03 , B30B11/02 , Y10S425/035
摘要： This invention relates to a device to compact parts with an undercut out of powder material having an upper die moveable relative a lower die, at least one upper punch associated with the upper die for relative movement therebetween, at least two lower punches associated with said lower die for relative movement therebetween, the lower punches defining a lower cavity with the lower die for filling with the powder material when the dies are in an open position, the upper die contacting the lower die in a closed position for movement of one of the lower punches towards the upper die so as to transfer the powder material towards the upper die and then to compact the powder material between the upper and lower punches with said dies in the closed position so as to produce said part; said dies moveable to an eject position for ejection of the compacted part.

2. 发明公开

EP0680404A1 UNDERCUT SPLIT DIE 有权转让
公开(公告)号：EP0680404A1
公开(公告)日：1995-11-08
申请号：EP94900675.0
申请日：1993-11-24
申请人： STACKPOLE LIMITED
发明人： HINZMANN, Gerd , HAIKO, Mark , MA, Frank , WILSON, Allan , BUCKLEY-GOLDER, Keith , ROUND, Robert
IPC分类号： B30B11 , B22F3
CPC分类号： B29C43/02 , B22F3/03 , B30B11/02 , Y10S425/035
摘要： This invention relates to a device to compact parts with an undercut out of powder material having an upper die moveable relative a lower die, at least one upper punch associated with the upper die for relative movement therebetween, at least two lower punches associated with said lower die for relative movement therebetween, the lower punches defining a lower cavity with the lower die for filling with the powder material when the dies are in an open position, the upper die contacting the lower die in a closed position for movement of one of the lower punches towards the upper die so as to transfer the powder material towards the upper die and then to compact the powder material between the upper and lower punches with said dies in the closed position so as to produce said part; said dies moveable to an eject position for ejection of the compacted part.
摘要翻译：本发明涉及一种用粉末材料压实部件的装置，该部件具有可相对于下模移动的上模，与上模相关联的至少一个上冲头以在其间相对移动，至少两个下冲头与所述下部所述下冲头限定具有用于在所述冲模处于打开位置时用所述粉末材料填充所述下冲模的下空腔，所述上冲模在关闭位置接触所述下冲模以使所述下冲模中的一个朝向上模冲压以便将粉末材料转移到上模，然后在所述模具处于关闭位置的情况下在上冲头和下冲头之间压实粉末材料以便产生所述部件; 所述模具可移动至排出位置以排出压实部分。

3. 发明授权

EP0680405B1 PHASED SPLIT DIE 有权转让
标题翻译： OFFSET多片PRESSFORM
公开(公告)号：EP0680405B1
公开(公告)日：1999-08-04
申请号：EP94900676.1
申请日：1993-11-24
申请人： STACKPOLE LIMITED
发明人： HINZMANN, Gerd , HAIKO, Mark , MA, Frank , WILSON, Allan , BUCKLEY-GOLDER, Keith , ROUND, Robert
IPC分类号： B30B11/02 , B22F3/02
CPC分类号： B22F3/03 , B30B11/02 , Y10S425/058
摘要： This invention relates to a device to compact parts with an undercut out of powder metal, including a pair of dies linearly moveable relative to one another and then phased, and an associated linearly displaceable pair of punches to produce said parts with said undercut.

4. 发明公开

EP0680405A1 PHASED SPLIT DIE 有权转让
公开(公告)号：EP0680405A1
公开(公告)日：1995-11-08
申请号：EP94900676.0
申请日：1993-11-24
申请人： STACKPOLE LIMITED
发明人： HINZMANN, Gerd , HAIKO, Mark , MA, Frank , WILSON, Allan , BUCKLEY-GOLDER, Keith , ROUND, Robert
IPC分类号： B30B11 , B22F3
CPC分类号： B22F3/03 , B30B11/02 , Y10S425/058
摘要： This invention relates to a device to compact parts with an undercut out of powder metal, including a pair of dies linearly moveable relative to one another and then phased, and an associated linearly displaceable pair of punches to produce said parts with said undercut.
摘要翻译：本发明涉及一种用粉末金属切削零件的装置，该装置包括一对相对于彼此可线性移动并随后相位移动的模具，以及相关的可线性移动的一对冲头以产生具有所述底切的所述部件。

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