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)
05/2010
05/19/2010CN201470754U Fan inlet spinning forming machine
05/19/2010CN201470753U Stamping die capable of synchronically punching and flanging
05/19/2010CN201470752U Step forming die
05/19/2010CN201470751U Punch device for fin
05/19/2010CN201470750U Rolling rib head
05/19/2010CN201470749U Chamfer punching device for universal-joint cross trunnion
05/19/2010CN201470748U Die for shaping and punching groove hole of crossbore nut
05/19/2010CN201470747U High-speed single-slot die
05/19/2010CN201470746U Punch forming device
05/19/2010CN201470745U Rectangular non-metallic material gang tooling punching device
05/19/2010CN201470744U Heading machine
05/19/2010CN201470733U Lubricating coolant circulating device of internal thread forming machine of copper pipe
05/19/2010CN1939615B Method for producing a wheel cover and vehicle wheel including such a wheel cover
05/19/2010CN101708785A Manufacturing method of aluminum two-sheet zip-top can and bottom spraying machine
05/19/2010CN101708784A Aluminum two-sheet zip-top can
05/19/2010CN101708525A Aluminum two-sheet zip-top can and aluminum material thinning method thereof
05/19/2010CN101708518A Novel deep stretching process of curved surface
05/19/2010CN101100761B Ultra-long current-conducting plate with equidistant ladder-shape gibbous platform, forming die and processing technique
05/19/2010CN101081418B Large-sized end enclosure rotary extrusion flanger
05/14/2010WO2010053146A1 Method for producing cylinder, cylinder and ejection device using cylinder
05/13/2010US20100116775 Multi-color printed and embossed lid for cream jars and method for producing such lids
05/13/2010US20100116015 Deep-drawing device
05/13/2010US20100116014 Blank for metal can and method for producing metal can
05/12/2010DE102009048730A1 Verfahren zum Fertigen eines geprägten Tiefziehbauteils A method of manufacturing an embossed deep-drawing component
05/12/2010CN201463189U Novel positive pressure air-supply opening panel
05/12/2010CN201461944U Two-face sealing type flat washer
05/12/2010CN201460541U Shutter door anti-theft hook-shaped bolt
05/12/2010CN201456448U Punch press feeding device
05/12/2010CN201455728U Punch press protection device
05/12/2010CN201455663U Rack of open type punch press
05/12/2010CN201455119U Cold die backer of refrigerator shell plate
05/12/2010CN201455118U Cold pressing die prop for shell plate of refrigerator
05/12/2010CN201455116U Deep-drawing shaping die
05/12/2010CN201455113U Standard mold for precision stamping
05/12/2010CN201455112U Spiral cover forming die
05/12/2010CN201455110U Stamping die for stretching shock absorber pallet
05/12/2010CN201455109U Stamping die for shaping shock absorber bracket
05/12/2010CN201455108U General stamping die
05/12/2010CN201455107U Compression die of anti-loosening washer
05/12/2010CN201455098U Stamping die with sheet collecting device
05/12/2010CN201455086U Stretch forming machine for plates
05/12/2010CN201455085U Heat treatment aluminum alloy plate stretcher
05/12/2010CN201455084U Double-layer stainless steel draw die
05/12/2010CN201455083U spinning machine
05/12/2010CN201455082U Device for molding guiding groove of energy-absorbing box in bumper of automobile
05/12/2010CN201455081U Stamping die with upper guide sleeve and lower guide sleeve
05/12/2010CN201455080U Stabilizer bar arm stamping die
05/12/2010CN201455079U Rail clamp mould
05/12/2010CN201455078U Steel wheel spoke stamping die for passenger vehicle
05/12/2010CN201455077U Crankshaft structure for punch
05/12/2010CN201455076U Cap pressing mould screw type cooling device
05/12/2010CN201455075U Punching press for riveting contacts with automatic feed device
05/12/2010CN201455074U Miniature numerical control punch press with feed apparatus
05/12/2010CN201455073U Single action sheet hot stamping hydraulic machine
05/12/2010CN1572416B Method and apparatus of manufacturing drum
05/12/2010CN101704055A Hot pressing forming mould and hot pressing forming method of super long branch pipe three-way pipe fitting
05/12/2010CN101704051A Die for progressive die of parts and components of electric appliance
05/12/2010CN101704050A Process for stamping thin-wall battery case by using joggle die and joggle die
05/12/2010CN101704049A Process for stamping thin-wall battery case by using joggle die and joggle die
05/12/2010CN101704048A Process for stamping thin-wall battery case by using joggle die and joggle die
05/12/2010CN101704047A Selective oiling mechanism in stamping operation
05/12/2010CN101704035A Processing method of high-strength titanium alloy thin-walled tube stock
05/11/2010US7713327 Tool for coldforming operations with improved performance
05/06/2010WO2010049291A1 Method for shaping a flat sheet metal blank and associated domestic appliance
05/06/2010WO2010048727A1 Necking die with redraw surface and method of die necking
05/06/2010WO2010048726A1 Necking die with shortened land and method of die necking
05/05/2010EP2180965A1 Multicolor printed and embossed lid for cream jars and method for producing such covers
05/05/2010CN201446739U Mechanical punch press brake device
05/05/2010CN201446734U Crankshaft bearing mechanism of pressing machine
05/05/2010CN201446458U Online real-time detection system for detecting machining precision of numerical control punching equipment of automobile girder
05/05/2010CN201446447U Auxiliary detaching device
05/05/2010CN201446184U Metal stretch forming full-automatic production line
05/05/2010CN201446183U Main support of plastic deformation mechanism
05/05/2010CN201446182U Plastic deformation mechanism
05/05/2010CN201446181U Spinning head for processing flat-plates into bowl-shaped and disc-shaped elements
05/05/2010CN201446180U Driving control device of spinning machine
05/05/2010CN201446179U spoke spinning machine
05/05/2010CN201446178U Control oil circuit of spinning head rotation device, material-clamping device, material-returning device of spinning machine
05/05/2010CN201446177U Spinning head feeding control oil circuit of spinning machine
05/05/2010CN201446176U Full-automatic top rod hydraulic hot punching forming machine
05/05/2010CN201446175U Stamping die for vehicle frame girder molding
05/05/2010CN201446174U Tri-cylinder four-connecting rod imitating mechanism of flanger with cold spinning sealed head
05/05/2010CN101701614A Manufacturing technology of integrated oil storage cylinder and extension mould
05/05/2010CN101700549A Molding process of spring plate of shock absorber and anti-drawing molding die
05/05/2010CN101700548A Punching die based on uneven resistance of deep-drawing rib
05/05/2010CN101700547A Slitting punching groove die of stator punching sheet
05/05/2010CN101700546A Method for processing inside-length convex key of metal thin-wall workpiece
05/05/2010CN101120105B Method for producing quenched components consisting of sheet steel
05/04/2010US7708868 Variable thickness plate for forming variable wall thickness physical vapor deposition target
05/04/2010US7708844 subjecting metallic glass to rough forming by die casting to prepare roughly formed article, heating rough article to temperature region corresponding to undercooled liquid followed by subjecting article to warm press forming, forming glass into thin-wall component such as electronic equipment cabinet
05/04/2010US7707866 Die separator cylinder
04/2010
04/28/2010CN201442062U Boss clamping die of blank shaft of speed reducer
04/28/2010CN201442061U Chamfering device of steel backings of brake pads
04/28/2010CN201442060U Integrated copper nose pressed mold
04/28/2010CN201442055U Universal cold punching die
04/28/2010CN201442054U Powder material pressing and molding module
04/28/2010CN201442053U Computerized numerical control (CNC) punch press of automobile beam
04/28/2010CN201442052U Steel back counter-pressure flat mold
04/28/2010CN201442051U Steel back convex-concave combined mold
04/28/2010CN201442050U Automobile starter stator leading wire gap punching machine
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