| Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324) |
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| 06/12/2013 | CN103143926A Automatic pipe clamp and screw assembling machine |
| 06/12/2013 | CN103143610A Holding device for skin and progressive stretch forming method of skin |
| 06/12/2013 | CN103143609A Novel skin stretching device |
| 06/12/2013 | CN103143608A Hinge decoration head stamping mechanism |
| 06/12/2013 | CN103143607A Punching machine |
| 06/12/2013 | CN103143606A Cantilever stamping mechanism |
| 06/12/2013 | CN102310146B Twice stretching molding die used for manufacturing aluminum cap |
| 06/12/2013 | CN101522333B Method of metal sheet press forming and skeletal part for vehicle produced thereby |
| 06/11/2013 | US8459085 Method of and apparatus for making pipe from a tubular workpiece |
| 06/11/2013 | US8459080 Flow formed spline and design suitable for burr free machining |
| 06/06/2013 | WO2012073786A9 Hollow coil spring and method for manufacturing same |
| 06/06/2013 | DE102011120343A1 Kupplungskörper und Verfahren zu dessen Herstellung Coupling body and process for its preparation |
| 06/06/2013 | DE102010020826B4 Abgasschalldämpfer für Brennkraftmaschinen und Tiefziehwerkzeug hierfür sowie Verfahren zur Herstellung eines solchen Schalldämpfers Exhaust silencer for internal combustion engines and thermoforming mold therefor and to processes for producing such a silencer |
| 06/05/2013 | EP2599889A1 Method for hot-stamping galvanized steel sheet |
| 06/05/2013 | CN202965242U Four-column fast drawing hydropress |
| 06/05/2013 | CN202963291U Metal can automatic stamping production line |
| 06/05/2013 | CN202963240U Drawing die ejecting mechanism |
| 06/05/2013 | CN202963223U Thin-walled battery case stretch forming mold structure |
| 06/05/2013 | CN202963201U Blank drawing die |
| 06/05/2013 | CN202963161U Spinning knife for numerical control spinning machine |
| 06/05/2013 | CN202963160U Ultrasonic cylindrical thining rotary extrusion device |
| 06/05/2013 | CN202963159U Press machine capable of molding water tank automatically |
| 06/05/2013 | CN202963158U Die seat processing device |
| 06/05/2013 | CN202963157U Combined punching machine |
| 06/05/2013 | CN202963156U Hydraulic punching machine |
| 06/05/2013 | CN202963155U Molding press capable of doing reciprocation motion |
| 06/05/2013 | CN202963154U Fixture structure for press rod machining of tablet press |
| 06/05/2013 | CN202963153U Stamping and binding device for valve core |
| 06/05/2013 | CN103140305A Method for manufacturing press-formed article |
| 06/05/2013 | CN103140304A Press-formed product and method for producing same |
| 06/05/2013 | CN103128495A Flow forming composite casting technology of fired mold vacant shell |
| 06/05/2013 | CN103128175A Drawing mould with connected cambered surfaces |
| 06/05/2013 | CN103128171A High temperature alloy thin-walled sleeve molding method |
| 06/05/2013 | CN103128170A Novel press machine stretching die |
| 06/05/2013 | CN103128163A Structure of cylindrical stretching mould |
| 06/05/2013 | CN103128162A Metal detonator tube shell hot stamping stretching method |
| 06/05/2013 | CN103128154A Single-action drawing hydraulic mechanism |
| 06/05/2013 | CN103128153A Novel hydraulic mechanism |
| 06/05/2013 | CN103128152A Engine shell spinning forming method |
| 06/05/2013 | CN103128151A Heating apparatus, high frequency furnace and roller unit for hot stamping |
| 06/05/2013 | CN103128150A Novel steel belt machine |
| 06/05/2013 | CN103128149A Press machine steel belt wheel mechanism |
| 06/05/2013 | CN103128148A Punching mechanical steel belt pulley |
| 06/05/2013 | CN103128147A Method and system of resilience correcting and machining of beam mold |
| 06/05/2013 | CN102423843B Manufacturing process of solid cold-spun forged steel piston with internal cooling oil chamber |
| 06/05/2013 | CN102319785B Single-action type variable length connecting rod and crank-connecting rod transmission mechanism |
| 06/05/2013 | CN102284637B Mould system of multiple-die interchanged type indexing station and numerical-control turrent punch press |
| 06/05/2013 | CN101539173B Pulling shaft type clutch |
| 05/30/2013 | WO2013076117A1 Method for producing a composite sheet metal part having a metallic region, and corresponding molding tool |
| 05/30/2013 | WO2013075888A1 Method and forming tool for hot forming and press hardening work pieces made of sheet steel, in particular galvanized sheet steel |
| 05/30/2013 | US20130133316 Exhaust manifold with hybrid construction and method |
| 05/30/2013 | CA2856704A1 Method for producing a composite sheet metal part having a metallic region |
| 05/30/2013 | CA2856679A1 Method and forming tool for hot forming and press hardening workpieces of sheet steel, in particular galvanized workpieces of sheet steel |
| 05/29/2013 | EP2595770A1 Forming tool and method for hot forming and partially press hardening a workpiece made of sheet steel |
| 05/29/2013 | DE102010041062B4 Verfahren zum Herstellen einer Gehäuseanordnung, Gehäuseanordnung sowie Stempelvorrichtung A method for producing a housing assembly, housing assembly and stamping device |
| 05/29/2013 | CN202951750U Forming device of large-scale hyperboloid asymmetric thin-walled workpiece |
| 05/29/2013 | CN202951749U Hole shrinkage and spinning repairing device of hydraulic cylinder barrel |
| 05/29/2013 | CN103121047A Method for manufacturing pure titanium tube by welding and spinning rolling plate |
| 05/29/2013 | CN101791647B Multi-row joist type large-bushing baseplate molding method and mould |
| 05/23/2013 | US20130125852 Guide Pin for a Starting Element |
| 05/23/2013 | DE102011055643A1 Verfahren und Umformwerkzeug zum Warmumformen und Presshärten von Werkstücken aus Stahlblech, insbesondere verzinkten Werkstücken aus Stahlblech Process and forming tool for hot forming and press hardening of workpieces made of steel, especially galvanized steel workpieces sheet |
| 05/23/2013 | DE102010061248B4 Vorrichtung und Verfahren zum Umformen von hohlzylindrischen Körpern Apparatus and method for forming of hollow cylindrical bodies |
| 05/22/2013 | CN202946555U All-pressing cage structure and device for tapered roller bearing |
| 05/22/2013 | CN202943120U Tubular joint punching machine |
| 05/22/2013 | CN103118815A Elevated temperature forming methods for metallic materials |
| 05/22/2013 | CN103111521A Drawing die of rectangular container and drawing method |
| 05/22/2013 | CN103111505A Automatic extensograph |
| 05/22/2013 | CN102266889B Continuous stamping thinning drawing forming process |
| 05/16/2013 | WO2013068700A1 Setup for assembling a panel by brazing |
| 05/16/2013 | US20130122322 Steel sheet for hot pressing and method of manufacturing hot-pressed part using steel sheet for hot pressing |
| 05/16/2013 | US20130118420 Heat transfer tube for steam generator and method for producing the same |
| 05/16/2013 | US20130118223 Grid runner cap anchoring lance |
| 05/16/2013 | DE102011118562A1 Tool for hot forming and hardening metal sheet used in motor vehicle, has support contour with recesses in which supporting portions are inserted, so that partial areas of hot-formed metal sheet resting on support portions are cured |
| 05/16/2013 | DE102004038609B4 Verfahren und Vorrichtung für das Stanzen durch Vibrationseinwirkung Method and device for punching through vibration exposure |
| 05/16/2013 | CA2853749A1 Setup for assembling a panel by brazing |
| 05/15/2013 | CN202934001U Spinning forming machine for machining normal-pressure tank arc structure |
| 05/15/2013 | CN202934000U Equipment for production of double-layer end cone |
| 05/15/2013 | CN202933999U Clothes hanger adjustment sheet punching tool of electric bicycle |
| 05/15/2013 | CN103108709A Spin forming process and apparatus for manufacturing articles by spin forming |
| 05/15/2013 | CN103100589A Scaling method of drawing procedure processing data |
| 05/15/2013 | CN102176988B Metallic press-formed piece crack determining method, apparatus, program and recording medium |
| 05/09/2013 | US20130111966 Method for forming steel sheet by hot pressing |
| 05/08/2013 | DE112011102050T5 Herstellungsverfahren und Herstellungsvorrichtung für mit Nabe versehenes scheibenförmiges Bauteil Production method and production apparatus for provided with hub disc-shaped component |
| 05/08/2013 | CN202921737U Novel multi-station automatic stretching punch |
| 05/08/2013 | CN202921736U Screw rod prestretching device for grinder |
| 05/08/2013 | CN202921735U Spinning processing device of electric conduction touching finger |
| 05/08/2013 | CN202921734U Spinning processing device of bottleneck portion of electric conduction touching finger |
| 05/08/2013 | CN202921733U Spinning roller mechanism for pot and pan spinning machine |
| 05/08/2013 | CN202921732U Spinning roller mechanism for pot and pan spinning machine |
| 05/08/2013 | CN202921731U Spinning machine |
| 05/08/2013 | CN202921730U Punching machine with positioning device |
| 05/08/2013 | CN103084490A Punching machine |
| 05/08/2013 | CN103084483A Several-time drawing formation device for deep-cylinder-shaped piece |
| 05/08/2013 | CN103084479A Punching and raising die for upper reinforcing plate of back door wiper |
| 05/08/2013 | CN103084459A Tool special for wheel rim spinning machine |
| 05/08/2013 | CN102240755B Device and method for moulding and forming micro-turbine |
| 05/08/2013 | CN102218677B 冲床 Punch |
| 05/08/2013 | CN102044714B Lithium ion battery, preparation method and manufacturing die thereof |
| 05/08/2013 | CN101213033B Method and device for designing member, computer program, and computer-readable recording medium |
| 05/07/2013 | US8434342 Method and apparatus for forming a can shell |