Patents for B21D 24 - Special deep-drawing arrangements in, or in connection with, presses (1,969)
01/2008
01/30/2008EP1882534A1 Die cushion device for press machine
01/30/2008CN100364683C Die cushion drive system
01/29/2008US7322224 Drawing method and drawing die assembly
01/24/2008US20080016940 Servo-press with energy management
01/24/2008US20080016929 Striker Plate And Sheet-Metal Forming Tool Comprising Such A Striker Plate
01/23/2008CN101111325A Molding method for precoated steel sheet
01/16/2008CN101104184A Drawing die based on variable blank holderforce control
01/10/2008US20080006073 Metal sheet pressing method
01/10/2008DE112006000608T5 Ziehkissen-Steuereinrichtung Die cushion controller
01/10/2008DE102006031438A1 Device for deforming plates comprises a spacer element which presses a low holder together with the plate flange against a first deep drawing tool
01/09/2008CN101102886A 模具缓冲装置 Die cushion device
01/09/2008CN101102885A Pressing machine with die cushion device
01/09/2008CN100360255C Control device for die cushion mechanism
01/03/2008WO2008001530A1 Pressing machine
01/03/2008DE102006026805A1 Machine for hot-forming semi-finished products to produce car components comprises mold and ram, between which holder and at least one cutter are mounted
12/2007
12/27/2007DE102006025271B3 Zieheinrichtung mit hydrostatischer Spindellagerung Puller with hydrostatic spindle bearing
12/19/2007EP1867404A1 Closing method and closing machine
12/19/2007CN200991722Y Horizontal drawing hydropress
12/19/2007CN101088651A Spinning and drawing process of fixing metal film casing for printer and duplicator and the locking fixture therefor
12/18/2007CA2315356C Resinous die
12/05/2007EP1862236A1 Drawing device with hydrostatic spindle bearing
12/05/2007EP1861214A1 Method and device for controlling and regulating servo-electric die cushions
12/05/2007CN200984605Y Special die having movable force plug for the hydraulic forming of outer housing
11/2007
11/29/2007DE112006000206T5 Ziehkissenvorrichtung Die cushion device
11/29/2007DE112006000190T5 Pressmaschine mit Ziehkissenvorrichtung Press machine with die cushion device
11/28/2007EP1859875A2 Reaction device for forming equipment
11/14/2007EP1854565A1 Press molding apparatus and press molding method
11/14/2007CN101069910A Internal peeling device for metal pipe material and internal peeling method
11/14/2007CN101069900A Section-drawing clamping device
11/08/2007DE102006020000B3 Verfahren zur Herstellung von rückfederungsarmen Halbschalen A process for producing low-springback half shells
10/2007
10/31/2007DE112005002868T5 Ziehformungsverfahren und -vorrichtung Draw forming method and apparatus
10/31/2007DE102006019793A1 Machine for forming and punching workpieces has lower section and mounting section, between which workpiece is held, punch being driven by wedge drive
10/30/2007US7287409 Die cushion device
10/24/2007EP1448326B1 Internally cooled tool pack
10/24/2007CN101060945A Draw forming method and device
10/24/2007CN101060944A Die cushion device of pressing machine
10/18/2007US20070240470 Press-Forming Device, Press-Forming Method, Computer Program/Software Arrangement and Storage Medium
10/18/2007DE202007010394U1 Ziehwerkzeug für Fassdeckeloberböden Extraction Tool for drum cover topsoils
10/18/2007DE102006019502B3 Sheet metal press has upper and lower workpiece holders linked to random pressure generators and sandwiching a workpiece
10/17/2007EP1844871A2 Press working method and press working apparatus
09/2007
09/27/2007WO2007108295A1 Press die cushion controller
09/26/2007CN100339167C Method for manufacturing cooling fin of heat exchanger and its die apparatus
09/20/2007WO2007084089A3 Method for delaying of cooling and hardening of desired zones of a sheet during a hot metal stamping process
09/13/2007WO2007102538A1 Press forming method for aluminum alloy sheet and pressing device
09/13/2007WO2007101795A2 Method and device for testing the quality of a metallic coating
09/13/2007DE10117578B4 Ziehpresse Drawing press
09/07/2007WO2007100053A1 Hot-forming die, press-forming device, and hot press-forming method
09/07/2007WO2007099892A1 Die cushion controller of press machine
09/07/2007WO2006082693A8 Molding method for precoated steel sheet
09/06/2007DE19801203B4 Vorrichtung zum Lochen fließender Ziehteile Apparatus for perforating fluid drawn parts
08/2007
08/30/2007WO2007097360A1 Cushion load control device and press machine having cushion load control device
08/29/2007EP1825934A1 Tool for forming a metal sheet
08/29/2007CN101024235A Precision drawing convex-shaft method of ensuring puched draw-wall not become thin
08/29/2007CN101024234A Method for ensuring punched-workpiece bevel-surface vertical hole row allowance-error precision
08/28/2007US7260971 Apparatus for locking a sheet of metal suitable to be shaped in a press
08/22/2007EP1820622A1 Forming station with clamping frame and corresponding counter holding surface
08/15/2007CN101018626A Pressing forming device and pressing forming method for metal plate
08/09/2007DE102006003268A1 Verfahren sowie Tiefziehvorrichtung zum Tiefziehen von Metallblechen A method, as well as deep-drawing device for deep-drawing metal sheets
08/02/2007WO2007085550A1 Method and deep-drawing device for the deep drawing of sheet metal
08/02/2007WO2007085041A1 Active reconfigurable stretch forming
08/02/2007DE4435070B4 Hydraulische Tiefzieheinrichtung Hydraulic deep drawing device
08/01/2007EP1813362A1 Die cushion device of pressing machine
07/2007
07/19/2007US20070164470 Method and apparatus for press forming sheet material
07/19/2007DE19853366B4 Vorrichtung und Verfahren zum Umformen Apparatus and method for transforming
07/17/2007US7243521 Cushion pin, wear plate, load supporting device, die cushion, press machine and pressing method
07/12/2007DE102006001389A1 Umformwerkzeug für eine Stanzmaschine Forming tool for punch
07/11/2007CN1994611A Composite flexible cushion for multi-spot forming equipment
07/04/2007CN1993192A Press molder and cushion ring
06/2007
06/28/2007DE19855322B4 Vorrichtung zur Druckluftbeaufschlagung des Innenraumes eines Dosenkörpers beim Formen von Dosenkörpern A device for compressed air of the interior of a can body in forming of can bodies
06/27/2007EP1799372A1 Method and device for the production and/or machining of pieces
06/27/2007EP1799371A1 Striker plate and sheet-metal forming tool comprising such a striker plate
06/26/2007US7234336 Method and embossing die for producing a body structural part from a vault-structured sheet metal
06/21/2007DE4343336B4 Hydraulische Tiefzieheinrichtung Hydraulic deep drawing device
06/14/2007WO2007065360A1 Numerically controlled hydraulic double-acting stretcher
06/06/2007CN1976770A Hybrid drawing cushion facility
06/06/2007CN1976769A Apparatus for forming triggering projections in flywheel, and method of forming projections for triggering
06/06/2007CN1974048A Press-formed workpiece with an increased corner portion thickness and apparatus and method for manufacture thereof
05/2007
05/31/2007DE102005026818B4 Ziehkissenvorrichtung mit NC-Antrieben Die cushion device with NC drives
05/30/2007CN2905261Y Swaging connection rack of vertical mighty spinner
05/23/2007CN2902510Y Cutting mechanism of thermos cup
05/23/2007CN2902509Y Drawing die press charging ring following action device
04/2007
04/25/2007EP1777018A2 Die cushion controller
04/25/2007CN1951591A Die cushion controller
04/18/2007EP1775040A1 Apparatus for forming triggering projections in flywheel, and method of forming projections for triggering
04/18/2007CN1310714C Production method of warm- or hot-formed product
04/11/2007EP1771262A1 Press molder and cushion ring
04/11/2007CN1309500C Device for manufacturing fins for heat exchanger
04/11/2007CN1309499C Die cushion apparatus
04/05/2007DE10350089B4 Tiefziehvorrichtung zum Tiefziehen eines Werkstückes Deep-drawing apparatus for drawing a workpiece
04/05/2007DE10125078B4 Hydraulische Zieheinrichtung Hydraulic puller
04/03/2007US7197910 Die cushion apparatus of a press machine and surge pressure reduction method for a die cushion apparatus
03/2007
03/21/2007CN2880302Y Abrasive roll on metal plate rolling mill
03/20/2007US7191632 Device and method for manufacturing resin coated metal seamless container shell
03/15/2007WO2007028680A1 Combination oil/gas-operated spring with expansion vessel
03/15/2007US20070056344 Metal sheet pressing method
03/14/2007EP1762311A2 Control device for a die cushion mechanism
03/14/2007CN1927494A Control device for a die cushion mechanism
03/08/2007US20070051155 Control device for a die cushion mechanism
03/07/2007EP1759780A1 Multi-stage deep-drawing forming apparatus with independently controlled stages
03/07/2007EP1758696A1 Hybrid drawing cushion facility
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