Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing
Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324)
04/2014
04/16/2014CN103722097A Plate feeding device of punching machine
04/16/2014CN103722070A Method for forming three-dimensional curve surface by using discrete displacement loading mode
04/16/2014CN103722069A Forming hydraulic machine for hot-press seal head
04/16/2014CN103722068A Cold pressing end socket forming hydraulic machine
04/16/2014CN103722067A Metal plate annular electromagnetic pulse progressive reverse drawing forming method and device
04/16/2014CN103722066A Method for finishing cylindrical shell of three-ball-groove constant velocity universal joint and finishing male die of cylindrical shell
04/16/2014CN103722065A Finishing forming method of cylindrical shell of DOJ constant velocity universal joint and finishing male die of cylindrical shell of DOG constant velocity universal joint
04/16/2014CN103722064A One-step forming method of large end socket
04/16/2014CN103722063A Punching machine and method for punching workpiece
04/16/2014CN103722062A Punching machine with mould capable of being displaced
04/16/2014CN102847770B Method for manufacturing titanium alloy sheet springs for smart drill pipes
04/16/2014CN102601267B Processing method for engine crankshaft vibration damping pulley wheel hub with end surface rat fluted disc
04/16/2014CN102560295B Thermal processing method for improving aluminum alloy stamping forming
04/16/2014CN102500691B Core mould for flow forming of piece with cross inner tendon and de-moulding method of core mould
04/16/2014CN102489658B Method for machining belt wheel with wheel hub by spinning
04/16/2014CN102227271B Method and device for manufacturing structured lining wave, and such lining wave
04/15/2014CA2788845C Press-forming method of component with l shape
04/10/2014WO2013156656A9 Sheet metal forming process and system
04/10/2014US20140096585 Press Hardening Tool
04/10/2014US20140096583 Device and method for hot stamping
04/10/2014DE112012002749T5 Herstellungsverfahren und Herstellungsgerät für becherförmiges Bauteil Manufacturing processes and production apparatus cup-shaped member
04/10/2014DE102008038263B4 Transferpresse mit CUP-Stufe Transfer Press with CUP stage
04/09/2014EP2716525A1 Method of forming header extension, and vehicle structure
04/09/2014EP2716377A1 A method of manufacturing a conical tube element
04/09/2014CN203526392U Vertical discharging device of spoke spinning machine
04/09/2014CN203526375U Fully-automatic dispersible tablet high-speed punch mechanical arm
04/09/2014CN203526346U Drawing mold with puncturing technology
04/09/2014CN203526340U Protrusion extruding structure without concave hole
04/09/2014CN203526329U Lower template of reverse side stretching die
04/09/2014CN203526293U Automatic stamping device
04/09/2014CN103707066A Device and method for hot stamping
04/09/2014CN103706716A Method for hot-spinning accurate temperature control of titanium alloy thin wall component
04/09/2014CN103706698A Multi-point sealing and pressing machine
04/09/2014CN102905812B Method for manufacturing branched pipe and apparatus for manufacturing branched pipe
04/09/2014CN102658320B Hydraulic cylinder of numerical-control turret punch press
04/09/2014CN102615181B Continuous punching die suitable for punching automobile brake pad and punching method
04/09/2014CN102259130B Manufacture method of lockset assembly and lockset assembly manufactured thereby
04/08/2014CA2770585C Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member
04/03/2014WO2014051940A1 Precision forged cartridge case
04/03/2014WO2014050973A1 Production method for centre-pillar reinforcement
04/03/2014WO2014050955A1 Method for warm working stainless steel foil and mold for warm working
04/03/2014WO2014050342A1 Springback cause identification method and springback cause identification device
04/03/2014WO2014050166A1 Method for warm working stainless steel foil
04/03/2014WO2014049070A1 Panel forming method and apparatus
04/03/2014WO2014048092A1 Manufacturing method and device for automobile spring seat
04/03/2014US20140090439 Metal forming system with accelerated mass production
04/03/2014DE102013013359A1 Forming aluminum sheet, comprises at least locally heating the aluminum sheet in at least one region to specific temperature, and cold-forming the aluminum sheet
04/03/2014DE102012210960A1 Filling device for metal plate press processing mold, has eccentric mechanism provided with filling piece for filling kinematic locking device, and eccentric disk supported on eccentric disk accommodating part
04/02/2014CN203510180U Hub spinning moving die containing structure
04/02/2014CN203508843U Automatic stretching and conveying clamping mechanism for filter shell
04/02/2014CN203508834U Cold stamped part drawing process sheet supporting structure
04/02/2014CN203508830U Automatic stretching and conveying up-and-down and left-and-right moving mechanism for filter shell
04/02/2014CN203508813U Novel hydraulic angle steel angle forming machine
04/02/2014CN203508710U Time delay mechanism special for secondary drawing die
04/02/2014CN203508709U Hydraulic forming machine for packing auger blade
04/02/2014CN203508708U Tool turret device of flow forming machine
04/02/2014CN203508707U Multifunctional servo crank knuckle-lever press
04/02/2014CN203508706U Punching machine with push-out mechanism
04/02/2014CN103702863A Method for producing a bearing assembly and fitting for a vehicle seat having a bearing assembly produced according to said method
04/02/2014CN103702781A Segmented press-hardening tool
04/02/2014CN103702780A Can manufacture
04/02/2014CN103702763A A separation disc for a centrifugal separator and a method for manufacturing the separation disc
04/02/2014CN103691810A Stretching forming die for air outlet taper pipe shell of automobile engine exhaust system
04/02/2014CN103691790A Opposite roller spin forming device
04/02/2014CN103691789A Method for forming end enclosure of large-sized thick-wall cylindrical blank in hot spinning manner
04/02/2014CN103691788A Equipment for manufacturing shell cover of high pitch loudspeaker
04/02/2014CN102728691B Adjustable hydraulic profiling mechanism for spinning of curved generatrix workpiece
04/02/2014CN102527804B Oblique drawing process
04/02/2014CN102500695B Drawing die for large-size covering parts
04/02/2014CN102000734B Point punching forming die
04/01/2014US8683843 Spinning method for forming pipe end
03/2014
03/27/2014WO2014047115A1 Bodymaker and double action domer assembly with staged piston
03/27/2014WO2014044396A1 Method and device for roll-forming workpieces
03/27/2014US20140083156 Bodymaker and double action domer assembly with staged piston
03/26/2014EP2711105A2 Compressed gas cartridge and method for making same
03/26/2014EP2711104A1 Press-molding method, and vehicle component
03/26/2014EP2711103A1 Method and device for forming workpieces by spinning
03/26/2014EP2711101A1 Metal mold for hot pressing and method for manufacturing metal mold for hot pressing
03/26/2014EP2710157A1 Heat treatment of hardenable sheet metal components
03/26/2014CN203495017U Cross-shaped concave-convex table forming mold device
03/26/2014CN203495001U Bending forming device
03/26/2014CN203494978U Annular electromagnetic pulse progressive reverse-deep-drawing forming device for sheet metal
03/26/2014CN203494977U Selecting and machining device for punching machine
03/26/2014CN103687968A Method for producing hot-pressed steel member
03/26/2014CN103660341A Punching machine
03/26/2014CN103659162A Manufacturing technology for aluminized iron pan
03/26/2014CN103658439A Punch press punching waste material automatic cleaning tool and punch press
03/26/2014CN103658397A U-shaped hardware machining method
03/26/2014CN103658376A Novel intelligent die
03/26/2014CN103658372A Novel intelligent die
03/26/2014CN103658364A Intelligent die
03/26/2014CN103658361A Novel die
03/26/2014CN103658359A Novel die
03/26/2014CN103658358A Novel die
03/26/2014CN103658357A Die
03/26/2014CN103658349A Novel multifunctional die
03/26/2014CN103658348A Novel multifunctional die
03/26/2014CN103658347A Novel multifunctional die
03/26/2014CN103658346A Novel multifunctional die
03/26/2014CN103658345A Novel multifunctional die
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