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)
09/2012
09/19/2012CN202438632U Fixture for gas cylinder liner metal spinning
09/19/2012CN202438611U Mould for machining multi-tubular hollow-inner one-piece type bowl-making device
09/19/2012CN202438609U Drawing die for lower reinforcing plate of left side window frame of electric vehicle
09/19/2012CN202438608U Drawing die for first transverse beam of automobile top cover
09/19/2012CN202438603U Drawing die of drawing machine for manufacturing seamless steel gas cylinder
09/19/2012CN202438598U Double-strip multi-shape radiating fin forming device
09/19/2012CN202438585U Double-toggle-lever punching machine
09/19/2012CN202438584U Robot punching full-automatic production line
09/19/2012CN102686326A Protrusion forming member and method for manufacturing protrusion forming member
09/19/2012CN102672433A Manufacture method of cone annular spherical steel workpieces
09/19/2012CN102672057A Pressure system of hydraulic mould
09/19/2012CN102672039A Rotary pressing tooling for manufacturing asymmetric T-shaped rotary pressing belt wheels
09/19/2012CN102672024A Trimming method for automobile beam part
09/19/2012CN102672023A Method of forming a blank
09/19/2012CN101934326B Method for manufacturing automobile wheel spokes by utilizing steel tubes
09/19/2012CN101394950B Hot-forming die, press-forming device, and hot press-forming method
09/13/2012WO2012121399A1 Steel sheet for hot pressing, and process for producing hot-pressed member utilizing same
09/13/2012WO2012120692A1 Steel sheets for hot stamping, method for manufacturing same, and method for manufacturing high-strength parts
09/13/2012US20120227460 System and method for annealing of a pre-formed panel
09/13/2012CA2829032A1 Steel sheet for hot stamping use, method of production of same, and method of production of high strength part
09/12/2012EP2496371A1 Process for producing components having regions of differing ductility
09/12/2012CN202427859U Drawing die lifting mechanism
09/12/2012CN202427851U Open three-point centering mechanism
09/12/2012CN202427839U Coil shell drawing die
09/12/2012CN202427791U Bidirectional double-punch can body stretcher
09/12/2012CN202427790U Mechanical arm used for full-automatic deep drawing die
09/12/2012CN202427789U Non-core mould numerical control spinning equipment for super-long thin wall pipe fittings
09/12/2012CN202427788U Auxiliary compression structure during spinning of super-long thin-wall pipe fitting
09/12/2012CN202427787U Clamping mechanism for thin-wall pipe fittings
09/12/2012CN202427786U Improved spinning machine
09/12/2012CN202427785U Spinning forming device for U-shaped check ring
09/12/2012CN102665957A Press forming method
09/12/2012CN102665956A Method and device for producing a half-shell part
09/12/2012CN102665955A Process for producing components having regions of differing ductility
09/12/2012CN102665954A Apparatus for manufacturing a metal plate for a duct, including mesh-type beads
09/12/2012CN102661297A Hydraulic system of numerical control turrent punch press and working method of hydraulic system
09/12/2012CN102658332A Mould and method for forming U-shaped member
09/12/2012CN102658331A Lamp post door processing die and processing technology thereof
09/12/2012CN102658329A Non-circular stretching male die
09/12/2012CN102658320A Hydraulic cylinder of numerical-control turret punch press
09/12/2012CN101985145B Punch safety device as well as punch and refitting method thereof
09/12/2012CN101439467B Metal bar section roll milling and processing equipment, and network control system thereof
09/11/2012US8261592 Method of providing a solenoid housing
09/11/2012US8261591 Apparatus for hot-forming, press-quenching, and cutting semifinished hardenable-steel workpiece
09/11/2012CA2770707A1 Roller forming device for forming a linear metal material
09/07/2012WO2012118223A1 Method for bending sheet metal and product of sheet metal
09/07/2012WO2012118081A1 High-strength steel sheet exerting excellent deep drawability at warm temperatures, and method for warm working same
09/07/2012WO2012118040A1 High-strength steel sheet exerting excellent deep drawability at room temperature and warm temperatures, and method for warm working same
09/07/2012WO2012116999A1 A lip skin and a method and apparatus for forming a lip skin
09/07/2012WO2012076111A3 Method and device for forming a pipe portion
09/06/2012US20120222293 Manufacturing apparatus for flattened tube fins
09/06/2012DE102012202034A1 Method for forming undercut in sheet metal portions of e.g. roof, involves linearly driving filling slide device for inserting sheet metal portion and for centering sheet metal portion
09/06/2012DE102007005011B4 Verfahren und Ziehwerkzeug zum Tiefziehen von Rohlingen aus Blechmaterial zu flanschlosen Formlingen Procedures and drawing tool for drawing blanks of sheet material to flangeless moldings
09/05/2012EP2493639A1 Scrap shape retention
09/05/2012CN202417682U Drive plate of electromagnetic fan clutch
09/05/2012CN202411818U Automatic production line for linear slide rail
09/05/2012CN202411812U Device for manufacturing automobile decoupling motor belt pulley with small spoke structure on single side
09/05/2012CN202411280U Rotary reducing processing device of engine oil delivery pipe of engine
09/05/2012CN202411243U Auxiliary straightening mechanism for deep drawing process workpiece
09/05/2012CN202411225U Drawing mold for spare tire bin member
09/05/2012CN202411223U Drawing die positioning, pressing and unloading integral structure
09/05/2012CN202411206U Side-drive swaging mechanism
09/05/2012CN202411186U Stretching cushion device of double-point press
09/05/2012CN202411185U Blank holding mechanism
09/05/2012CN202411184U Pointed cone portion automatic forming deice for screw pile production
09/05/2012CN202411183U Horizontal numerical control multi-spinning-wheel forming spinning machine
09/05/2012CN202411182U Spoke numerical control spinning machine
09/05/2012CN202411181U SMD (Surface Mount Device) forming machine
09/05/2012CN202411180U Pre-pressing device of numerical control press
09/05/2012CN102205366B Flexible stretch-forming device capable of reconstructing one-way continuous die surface
09/05/2012CN102155977B Case for combined scale and method for manufacturing same
09/05/2012CN101985199B Method for preparing shell of electronics
09/05/2012CN101767150B Stretch drawing die for seamless steel cylinder
09/05/2012CN101688270B Magnesium alloy plate
09/05/2012CN101367102B Rotary press modelling process and apparatus
09/04/2012US8256262 Method and apparatus for bending a metal member
09/04/2012US8256260 Near net shape forging process for compressor and turbine wheels and turbine spacer wheels
08/2012
08/30/2012WO2012113869A1 Force module with sub-modules and a controlling and protection module for generating forces in a highly dynamic manner
08/30/2012US20120216644 Toothed part manufacturing method, toothed part manufacturing device, and toothed part
08/30/2012US20120216590 Method of forming industrial housings
08/30/2012CA2825222A1 Guided keeper assembly and method for metal forming dies
08/29/2012EP2490929A2 Vehicle floor tub having a sound damping patch
08/29/2012EP2490836A1 Container, and selectively formed cup, tooling and associated method for providing same
08/29/2012CN202398739U Spinning roller for necking gas bottle in hot spinning manner
08/29/2012CN202398716U One-time forming punching die for pipe bundle drier stirring plate
08/29/2012CN202398689U Hydraulic punch tongs and hydraulic bulge punching device with same
08/29/2012CN202398688U Bidirectional stamping device
08/29/2012CN202398687U Single servo main transmission mechanism of numerical control turret punch press
08/29/2012CN102649210A Manufacturing method additionally provided with spinning working procedure for light-weight wheel rim
08/29/2012CN102649142A Production device for fixing clamp of special cover plate of nuclear power bridge
08/29/2012CN102166594B Three-axle-linkage servo transmission system for vertical spinning machine
08/29/2012CN102122582B Method for drawing aluminum housing of slender type aluminum electrolytic capacitor
08/29/2012CN102051727B Continuous production method and production line of flat steel heald
08/29/2012CN101875075B Cold and hot spinning machine and hot spinning method
08/29/2012CN101797611B Spoke molding method and device
08/28/2012US8250898 Brake disk producing method and brake disk
08/28/2012CA2678791C Rupture disk assembly
08/23/2012US20120210764 Scrap shape retention
08/22/2012CN202387853U Concave die for drawing die
08/22/2012CN202387846U Incremental drawing forming die for sheet metals
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