Patents for B21D 24 - Special deep-drawing arrangements in, or in connection with, presses (1,969)
06/2006
06/07/2006CN1781619A Control device for die cushion mechanism
06/01/2006WO2006057196A1 Draw forming method and device
05/2006
05/31/2006EP1536898B1 Method for the production of a press-hardened part
05/31/2006CN1778487A Bending stretch shaping method and shaper for low-melting point alloy mould
05/26/2006WO2006054512A1 Die cushion device of pressing machine
05/25/2006US20060107723 Die cushion drive system
05/24/2006EP1658911A1 Die cushion drive system
05/24/2006EP1658910A2 Control device for die cushion mechanism
05/23/2006CA2341797C Sheet-metal formed with spaced projections and manufacturing method of the same
05/18/2006US20060101891 Mechanical press device
05/18/2006US20060101888 Stabilizer of drawing die and stabilizer unit of the same
05/17/2006EP1657006A1 Drawing die with stabilizer
05/17/2006EP1656224A1 Device for controlling the drawing process in a transfer press
05/17/2006EP1492635B1 Method and embossing die for producing a structural part from a vault-structured sheet metal
05/10/2006EP1655085A2 Die cushion mechanism, and apparatus and method for controlling the same
05/10/2006EP1655084A2 Die cushion mechanism, and apparatus and method for controlling the same
05/10/2006CN1768977A Die cushion mechanism, and apparatus and method for controlling the same
05/10/2006CN1768976A Die cushion mechanism, and apparatus and method for controlling the same
05/10/2006CN1255230C Die-stamping method and tools, use thereof for stamping benches stamped articles such as benches thus obtained
05/09/2006CA2218989C Improved rotary cup infeed
05/04/2006US20060090534 Die cushion mechanism, and apparatus and method for controlling the same
05/04/2006US20060090533 Die cushion controller
05/03/2006EP1652595A2 Die cushion controller
05/03/2006CN1765538A Die cushion controller
04/2006
04/27/2006DE102004051412A1 Deep drawing arrangement for execution of a radial balance movement of tool has clamping sleeve arranged with clamping sleeve ring
04/25/2006CA2312435C Press for external high-pressure forming
04/20/2006WO2006040105A2 Method and device for the production and/or machining of pieces
04/20/2006CA2583154A1 Method and device for the production and/or machining of parts
04/19/2006EP1646457A1 Cushion and cushion cylinder for ram or bolster of a press
04/19/2006CN2772669Y Hydraulic drawing machine of steel rail
04/13/2006WO2006038855A1 Striker plate and sheet-metal forming tool comprising such a striker plate
04/13/2006DE102004049149A1 Verfahren und Vorrichtung zum Herstellen und/oder Bearbeitung von Teilen Method and apparatus for producing and / or machining of parts
03/2006
03/30/2006DE102004043951A1 Method for pressing metal sheets with the edge of the press form supported by profiled thrust plates with integral shear points
03/30/2006DE102004030678B4 Ziehkissen-Vorrichtung mit Hybrid-Antrieb Die cushion device with hybrid drive
03/29/2006CN1753777A Mechanical press device
03/16/2006DE102004036122A1 Progression tool for deep-drawing of shaped parts, has drawing die with retainers that are fixed by pre-stressed tie rods that are arranged together in distance gauge that is staged within model
03/16/2006DE102004035590A1 Presse mit verriegeltem Stößel Press with locked follower
03/15/2006CN2764516Y Edge pressing balancing apparatus for deep drawing processing
03/09/2006DE4143683B4 Hydroelastische Tiefzieheinrichtung Hydro elastic deep drawing device
03/09/2006DE102005026100A1 Ziehkissenvorrichtung Die cushion device
03/08/2006EP1448325B1 Forming tool made of plastic
03/08/2006CN1744958A Press die apparatus for thin plate and press forming method
02/2006
02/28/2006US7003861 Tool assembly employing a flexible retainer
02/23/2006DE102005034256A1 Ziehkissenvorrichtung einer Presse Die cushion device of a press
02/21/2006US7000446 Stamping press having four in one guide pin assembly
02/16/2006US20060033248 Low impact gas spring
02/15/2006EP1626194A1 Low impact gas spring
02/14/2006US6997025 Sealing system for super-plastic gas-pressure forming of aluminum sheets
02/09/2006WO2006013907A1 Apparatus for forming triggering projections in flywheel, and method of forming projections for triggering
02/09/2006DE10313072B4 Verfahren und Vorrichtung zum hydromechanischen Tiefziehen Method and apparatus for hydromechanical deep drawing
02/09/2006DE102005028903A1 Ziehkissenvorrichtung Die cushion device
02/09/2006DE102005028269A1 Steuerungsvorrichtung für Ziehkissen und Steuerungsverfahren für ein Ziehkissen Control device for the die cushion and control method for a die cushion
02/02/2006WO2006011585A1 Press molder and cushion ring
02/02/2006DE4403954B4 Mehrpunktzieheinrichtung von mechanischen und hydraulischen Pressen Multi-point drawing device of mechanical and hydraulic presses
01/2006
01/26/2006DE102005026818A1 Ziehkissenvorrichtung mit NC-Antrieben Die cushion device with NC drives
01/26/2006DE102004030678A1 Ziehkissen-Vorrichtung mit Hybrid-Antrieb Die cushion device with hybrid drive
01/19/2006US20060014881 epoxy resin or polyurethane plastic material with nanostructure particles of SiO2 or TiO2 and molybdenum sulfide or graphite with gliding properties embedded in the plastic material; tools exhibiting a high pressure and friction resistance, are used in particular as shaping tools
01/18/2006CN1721098A Die cushion apparatus of press machine
01/05/2006WO2006000188A1 Hybrid drawing cushion facility
01/05/2006WO2006000187A1 Die cushion device with numerically controlled (nc) drives
01/05/2006DE19511378B4 Hydraulische Tiefzieheinrichtung Hydraulic deep drawing device
01/05/2006DE102004018257B3 Multiple-ram press for deep drawing has first and second rams with through aperture in drawing direction
01/04/2006CN1714961A Die cushion controlling apparatus and die cushion controlling method
01/03/2006US6981440 High-speed cylinder apparatus
12/2005
12/29/2005DE102005021028A1 Presse zum Schneiden von hochfesten Blechen Press for cutting high-strength sheet metal
12/22/2005US20050279151 Die cushion device
12/21/2005CN1709609A Die cushion device
12/15/2005US20050274243 Die cushion controlling apparatus and die cushion controlling method
12/08/2005US20050268685 Method and apparatus for reducing wrinkle formation in deep drawing
12/08/2005DE202005013912U1 High-performance deep-drawing multi-stage metal stamping and bending assembly with freely programmable electronic control unit
12/07/2005EP1602419A1 Press for cutting high strength metal sheets
12/07/2005EP1292405B1 Drive for a hold down assembly of a can bodymaker and method of use thereof
12/07/2005CN1704185A Die cushion apparatus
12/01/2005US20050262915 Die cushion apparatus
12/01/2005DE102004019772A1 Sheet metal drawing press has moving upper section and fixed lower section with interchangeable tools
11/2005
11/24/2005US20050257862 Production method of warm- or hot-formed product
11/23/2005EP1598124A1 Gas spring with improved overstroke feature
11/23/2005CN1698993A Production method of warm- or hot-formed product
11/09/2005EP1593443A1 Forming press
10/2005
10/13/2005DE10136792B4 Werkzeug zum Beschneiden von Ziehteilen Tool for trimming drawn parts
09/2005
09/29/2005DE19982876B4 Verfahren für den Betrieb eines Presswerkzeuges einer Stanzpresse, Presswerkzeug sowie deren Verwendung A method of operating a pressing tool of a punch press, the pressing tool and the use thereof
09/22/2005US20050204795 Metal sheet pressing method
09/13/2005US6941789 Die cushion device
09/08/2005US20050193795 Stamping press having four in one guide pin assembly
09/08/2005DE19645627C5 Hydraulische Presse Hydraulic Press
09/08/2005DE102004004383A1 Sheet metal stamping tool has upper and lower shaped tools and channels in lower tool containing elastomer bodies pushing auxiliary tools at angles into recesses in upper tool
09/01/2005DE102004006126A1 Hydraulic press has press ram locked to lower belt after advancing stroke by piston rods of hydraulic piston-cylinder units
08/2005
08/25/2005WO2005077560A1 Local forming, locally formed work piece and tool for such forming
08/18/2005WO2005075183A1 Press comprising a locked slide
08/11/2005WO2005072887A1 A method of forming a metal sheet blank
08/04/2005DE4218953B4 Hydraulischer Pressenantrieb, insbesondere für eine Blechformpresse Hydraulic press drive, especially for a sheet metal forming press
08/04/2005DE102004002198A1 Method for preparing surface of press tool especially for pressing zinc coated steel has the surface pores by rubbing a sealing compound over the press parts of the tool
07/2005
07/28/2005DE102004001043A1 Deep-drawing sheet metalworking tool has guide jaws engaging on one side with the sheet metal support and with the die extension on the other
07/27/2005EP1173298B1 Die-stamping method and tools as well as use thereof for stamping benches
07/26/2005CA2268636C Noise-reducing structure of a processing machine
07/20/2005EP1554067A1 Method and apparatus for reducing wrinkle formation in deep drawing
07/08/2005WO2005065927A1 Mechanical press device
07/07/2005DE19757376B4 Tiefziehwerkzeug Thermoforming mold
06/2005
06/30/2005WO2005021253A3 Hydraulic press and deep-drawing press
06/22/2005EP1543894A1 Deep-drawing device for a workpiece
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