EP 1781431 A1 20070509 - PUNCHING MACHINE COMPRISING A SPRING-MOUNTED WORKPIECE SUPPORT
Title (en)
PUNCHING MACHINE COMPRISING A SPRING-MOUNTED WORKPIECE SUPPORT
Title (de)
STANZMASCHINE MIT FEDERND GELAGERTER WERKSTÜCKAUFLAGE
Title (fr)
MACHINE A ESTAMPER, A PORTE-PIECE MONTE SUR RESSORT
Publication
Application
Priority
- EP 2005009036 W 20050822
- DE 202004013336 U 20040826
Abstract (en)
[origin: WO2006021395A1] The invention relates to a punching machine (1) comprising a tool holding fixture for a punching tool and a matrix (10), which has a cutting edge (16) past which the punching tool can be displaced in a machining stroke direction (7) and in a return stroke direction (8). At least one workpiece support (20) is provided, which is supported by at least one spring element (25) and which is placed in the area of the matrix (10). In this punching machine, the spring force of the spring element (25) that supports the workpiece support (20) can be adjusted.
IPC 8 full level
B21D 28/34 (2006.01); B21D 28/26 (2006.01); B26D 7/20 (2006.01)
CPC (source: EP US)
B21D 28/34 (2013.01 - EP US); B26D 7/20 (2013.01 - EP US)
Citation (search report)
See references of WO 2006021395A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DE 202004013336 U1 20041028; AT E541654 T1 20120215; CN 100562382 C 20091125; CN 101048242 A 20071003; EP 1781431 A1 20070509; EP 1781431 B1 20120118; JP 2008510626 A 20080410; JP 5015777 B2 20120829; US 2007175264 A1 20070802; US 2009095046 A1 20090416; US 7467534 B2 20081223; US 7757535 B2 20100720; WO 2006021395 A1 20060302
DOCDB simple family (application)
DE 202004013336 U 20040826; AT 05774074 T 20050822; CN 200580036848 A 20050822; EP 05774074 A 20050822; EP 2005009036 W 20050822; JP 2007528714 A 20050822; US 33689808 A 20081217; US 67814407 A 20070223