Patents for B21D 45 - Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass (3,285) |
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06/07/2011 | US7954355 Device for automatically adjusting control cams in a forging machine |
06/01/2011 | CN201848488U Pneumatic discharging device |
06/01/2011 | CN201848483U Hardware stamping mould capable of preventing blocking of waste materials |
05/25/2011 | EP2325929A1 Secondary battery and method of manufacture |
05/25/2011 | CN201841217U Automatic stripping device for nut processing |
05/25/2011 | CN201841201U Waste material and insert separating structure used in insert hole punching |
05/19/2011 | WO2011059516A1 Multiple punch and die assembly |
05/19/2011 | CA2780266A1 Multiple punch and die assembly |
05/18/2011 | CN201832916U Ejector of spinning mould of aluminum wheel |
05/18/2011 | CN201832915U Automatic discharging device for cold punch die |
05/18/2011 | CN201832886U Production equipment for continuous forming of corrugated plate |
05/12/2011 | US20110107888 Multiple Punch and Die Assembly |
05/05/2011 | WO2011050443A1 Scrap shape retention |
05/04/2011 | CN102039351A Method for simultaneously forming screw and gasket |
04/30/2011 | CA2685334A1 Scrap shape retention |
04/27/2011 | CN201807675U Automatic pushing device of U-shaped bent mold |
04/27/2011 | CN201807674U Inclined core-pulling die |
04/27/2011 | CN201807673U Automatic part taking device |
04/27/2011 | CN201807641U Bending press |
04/27/2011 | CN102029323A Ring forge piece punching and cutting composite type mould |
04/27/2011 | CN102029318A Device and method for manufacturing work |
04/20/2011 | CN201799542U Automatic discharging device of zirconium electrode hydraulic press |
04/20/2011 | CN201799521U Punching device of front door outer skin reinforcement mold for car |
04/20/2011 | CN102019713A Simple press air cushion |
04/20/2011 | CN102019711A Novel press machine air cushion structure |
04/20/2011 | CN102019331A Die ejection discharge device |
04/20/2011 | CN102019318A Metal shell forming method and device |
04/13/2011 | CN201791864U Workpiece spring-ejecting device used in stamping die |
04/13/2011 | CN201791863U Material pushing mechanism of uncoiling and blanking die |
04/13/2011 | CN201791862U Waste material guiding device |
04/13/2011 | CN201791861U Automatic discharging device for bearing hot worked product |
04/07/2011 | DE102010041891A1 Vorrichtung und Verfahren zum Herstellen eines Werkstücks Apparatus and method for producing a workpiece |
04/06/2011 | EP2303488A1 Method and device for producing fine-blanked parts from a material strip |
04/06/2011 | CN201783560U Material band stamping die |
04/06/2011 | CN102001191A Buffer noise reduction type air cushion of pressing machine |
04/06/2011 | CN102000725A Punch die ejector for screw heading machine |
03/30/2011 | CN201776887U Slanted ejecting component |
03/30/2011 | CN201776357U Lateral top camber beam compression tooling |
03/30/2011 | CN201776355U Hardware stamping composite mould |
03/30/2011 | CN201776329U Full-automatic PLC (power load control) threaded smoke pipe rolling machine |
03/24/2011 | US20110067538 Flexible grip die-alignment arrangement |
03/23/2011 | CN201768868U Super-long rod pushing structure |
03/23/2011 | CN201768848U Mold ejection mechanism |
03/23/2011 | CN201768847U Punching automatic retreating materials mechanism |
03/23/2011 | CN201768800U Trimming die |
03/23/2011 | CN101987339A Mechanical hand for stamping and automatic loading and unloading |
03/16/2011 | CN201760521U Automatic round capping machine |
03/16/2011 | CN201760519U Trimming die scrap disposal device |
03/16/2011 | CN201760518U Automatic waste collecting machine |
03/16/2011 | CN201760484U Forming device for outer hook of copper bush of rolled plate type reverser |
03/09/2011 | EP2292345A1 Die ejector for deep drawing |
03/03/2011 | US20110048095 Process and apparatus for positioning laminations |
03/02/2011 | CN201752744U Material returning mechanism for spinning machine |
03/02/2011 | CN201752743U Stripping push-out device for stamping mould |
03/02/2011 | CN201752738U Male mould with tapered wedge demoulding mechanism for at least semi-enclosed stamped parts |
02/23/2011 | CN201751044U Demould device for bend pipe extrusion die core |
02/23/2011 | CN201751043U Bend pipe extrusion die core turning-over device |
02/16/2011 | CN201750309U Convex hull molding die of electric spray magneto rotor casing |
02/16/2011 | CN201744585U Compressed air discharging structure of hardware trimming die |
02/16/2011 | CN201744570U Pressing mould of LED bracket |
02/16/2011 | CN201744569U LED support stamping die |
02/16/2011 | CN201744568U Punching die for LED bracket |
02/16/2011 | CN201744553U Supporting plate mechanism on notching machine |
02/16/2011 | CN101972821A Aluminium wheel spinning mould ejector |
02/16/2011 | CN101972820A Automatic stripper device of U-shaped bending die |
02/16/2011 | CN101972807A Corrugated plate continuous press-molding production method and equipment thereof |
02/09/2011 | CN201735707U Mould ejection device |
02/09/2011 | CN201735700U Lower die and repairing-stamping die in automobile panel repairing-stamping die |
02/09/2011 | CN101648244B Progressive die discharging mechanism |
02/02/2011 | CN201728309U Puller for die for electronic striker of lighter |
02/02/2011 | CN201728298U Stamping die for hydraulic oil radiator main board |
02/02/2011 | CN201728296U High-efficiency one-time forming die of aluminum pipe plug in automobile air conditioner |
02/02/2011 | CN201728265U All aluminum water chamber edge trimming mold for air conditioners |
02/02/2011 | CN101961742A Full-automatic mandrel head hydraulic hot stamping forming machine |
01/26/2011 | CN201720345U Double-head telescopic rod mold |
01/26/2011 | CN201720324U Scrap discharging mold |
01/19/2011 | CN201711448U Ejection mechanism for sheet parts from flanging die |
01/19/2011 | CN201711447U Elastic stripping device of cold work die |
01/19/2011 | CN201711446U Automatic bidirectional discharging mechanism |
01/19/2011 | CN201711420U Waveform retainer combination processing device |
01/19/2011 | CN201711412U Groove forming device |
01/19/2011 | CN101947607A Intelligent mechanical arm of punch press |
01/19/2011 | CN101947600A Flanging and ejecting device |
01/19/2011 | CN101947591A High-temperature deep drawing method for plate by quickly taking member through member taking supporting plate |
01/12/2011 | CN201702293U Discharging ring for horizontal type extruding punch |
01/12/2011 | CN201702292U Automatic material feeding forming mold ejection mechanism of mechanical hand |
01/12/2011 | CN201702267U Composite drawing die used for punching plates |
01/12/2011 | CN201702264U Automatic stripping mold |
01/12/2011 | CN201702259U Flanged die with flanged overall ejector |
01/11/2011 | CA2602703C Method for the production of metal closures |
01/05/2011 | CN101934322A Electromechanical integration double-automatic material feeding and workpiece discharging mechanism |
01/05/2011 | CN101934321A Novel integrated automatic feeding and piece arranging mould |
12/30/2010 | DE202010012396U1 Werkzeug und Vorrichtung zum Abführen von Stanzabfall Tool and apparatus for removing chad |
12/29/2010 | CN201685488U Double-disc friction forcing press with upper mould ejection mechanism |
12/29/2010 | CN201684843U Mould with discharging buffering device |
12/29/2010 | CN201684839U Double-claw integral forming mold |
12/29/2010 | CN201684835U Deep-drawing progressive die |
12/22/2010 | EP1871551B1 Method for the production of metal closures |
12/22/2010 | CN101637795B Method for producing aluminum pot |
12/16/2010 | US20100313725 Puncher |