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 37 - Tools as parts of machines covered by this subclass
Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804)
10/2012
10/03/2012CN102699209A Workpiece forming device for heavy lock progressive die
10/03/2012CN102699208A Bent die
10/03/2012CN102699207A Convex hull forming die
10/03/2012CN102699206A Continuous punching mould of movement bracket
10/03/2012CN102699205A Fixed outer diameter combined die for welded steel tubes
10/03/2012CN102699204A One-step forming die for pallet of anchor rod
10/03/2012CN102699203A Contraction and expansion mold group with taper pins
10/03/2012CN102699202A Bending die
10/03/2012CN102699201A Die for stamping and forming needle bed insert blank
10/03/2012CN102699200A Forming needle bed insert body stamping die of computer flat knitting machine
10/03/2012CN102699199A Stamping mold of needle bed insert sheet green body
10/03/2012CN102699198A Needle bed insert blank forming die for computer knitting flat knitting machine
10/03/2012CN102699197A Die for forming needle bed insert blank
10/03/2012CN102699196A Die of forming needle bed insert body
10/03/2012CN102699195A Die for forming needle bed insert blank
10/03/2012CN102699194A Die for forming needle bed insert blank
10/03/2012CN102699193A Forming die for compression moulding semi-circular pipe and processing method of forming die
10/03/2012CN102699192A Contact spring piece die
10/03/2012CN102699191A Die for moulding electric connection rod tip of automobile seat angle adjuster
10/03/2012CN102699190A Flange mould system of shell branch hole of high-voltage switch
10/03/2012CN102699189A Continuous stamping die and stamping method for mobile phone camera component
10/03/2012CN102699188A Personal computer (PC) memory card shell die
10/03/2012CN102699187A Press roller with supplied material correcting and extruding functions
10/03/2012CN102699186A Trimming and correcting system and correcting method of balance shaft
10/03/2012CN102699179A Fixed guide plate type blanking die
10/03/2012CN102699169A Rotating mechanism of side flanging of automobile covering piece
10/03/2012CN102699157A Method for improving forming precision and surface quality of metal thick plate forming piece
10/03/2012CN102699108A Method for moulding circle-rectangular nozzle in hyperelliptic transition
10/03/2012CN102242291B Copper alloy of deep drawing mould
10/03/2012CN102189173B Carrier-free one-die two-piece forming method for bracket
10/03/2012CN101869943B Punching device for drawing die and plate positioning method
10/03/2012CN101322994B 夹紧梁 Clamping Beam
10/02/2012US8276429 Hand tools and handles therefor
10/02/2012US8276427 Metal-forming machine in particular a forging press
09/2012
09/27/2012WO2012128707A1 Method of cold forming a piece of sheet metal by bending or press moulding
09/27/2012US20120240655 Tube and Pipe Benders and Methods of Bending Same
09/26/2012CN202447537U Flat roof structure with sleeve
09/26/2012CN202447536U Device for reducing deformation quantity of precise continuous cold punching automobile die
09/26/2012CN202447535U Auxiliary mounting device for parts of punching equipment
09/26/2012CN202447534U Flexible tapered wedge capable of changing angles
09/26/2012CN202447533U Direct-connection synchronization mechanism of rotary die
09/26/2012CN202447532U Mould guide pillar
09/26/2012CN202447531U Drawing mold
09/26/2012CN202447530U Flanging and sizing die
09/26/2012CN202447529U Automobile covering piece side wall flanging die
09/26/2012CN202447528U Cam insert rotating mechanism for flanging and sizing die for panel body side of automobile panel
09/26/2012CN202447527U Flanging and sizing die for automobile covering side panel
09/26/2012CN202447526U Shaping die for truck top cover
09/26/2012CN202447525U Oppositely-punched tapered wedge
09/26/2012CN202447524U Novel bar based on hard alloy
09/26/2012CN202447523U Mould for composite forming of brazing filler metal and brazing flux
09/26/2012CN202447522U Crease-resistant tile
09/26/2012CN202447521U Separated type bend pipe die
09/26/2012CN202447520U Cold press molding device for rim body
09/26/2012CN202447519U Hot pressing forming device for wheel rim
09/26/2012CN202447518U Retainer ring hot-press forming device
09/26/2012CN202447517U Hydraulic one-step forming die of U-shaped beam
09/26/2012CN202447516U High-strength metal sheet dent-free die
09/26/2012CN202447515U Open adjustable impression-free die for high-strength metal plates
09/26/2012CN202447514U Tool for cutting and closing shell of electric fuel pump
09/26/2012CN202447513U Sizing die for metal sheet material
09/26/2012CN202447512U Bending die with stable dimensions
09/26/2012CN202447511U Secondary deep drawing molding die
09/26/2012CN202447510U Stamping compound die for dustproof covers of bearings
09/26/2012CN202447509U One-time drawing mould for shallow oil tray of multi-specification two-for-one twister
09/26/2012CN202447508U Waste molding device for body side outer panel
09/26/2012CN202447507U Die for machining gap covering plate of metal door
09/26/2012CN202447506U Male die of forming composite die for lock hole of vehicle door inner plate
09/26/2012CN202447505U Pipe forming die
09/26/2012CN202447504U Rigid unloading bulge forming die
09/26/2012CN202447503U Upper cover mould of micro-motor
09/26/2012CN202447502U Lower cover die of micro-motor
09/26/2012CN202447501U Die for protective shell of mobile phone camera
09/26/2012CN202447500U Manufacturing mold for automobile part consisting of two metal plates
09/26/2012CN202447499U Upper die base switching device for pressing top cover
09/26/2012CN202447498U Cavity structure of drawing punch head for strengthening assembling stability
09/26/2012CN202447497U Full-automatic forming device for connecting piece of cloth bureau
09/26/2012CN202447494U Automobile fender forming die
09/26/2012CN202447476U Plate wrinkle suction mechanism for drawing die
09/26/2012CN202447475U Curved surface tenon joining mechanism of spinning machine combined mould
09/26/2012CN202447464U Hole flanging die for outer barrel mounting through hole of solar water heater
09/26/2012CN202447440U Device for roll forming of tubular products through electromagnetic induction heating
09/26/2012CN202447439U Hot roll forming device for titanium tube
09/26/2012CN102689182A Automatic production line of spiral ground pile
09/26/2012CN102688947A Railway fastener elastic strip forming die and forming method
09/26/2012CN102688946A Cold-pressing mold for special shaped sections of bicycle stand
09/26/2012CN102688945A Step-style middle mold
09/26/2012CN102688944A Adjustable heating and cooling integrated hot forming die
09/26/2012CN102688943A Workpiece bending device for heavy lock progressive die
09/26/2012CN102688942A Punching die for base adapter member
09/26/2012CN102688941A Terminal die
09/26/2012CN102688940A Forming mould of needle bed plug pin blank for computer knitting flat knitting machine
09/26/2012CN102688939A Precision mould of M-shaped component
09/26/2012CN102688938A Hot stamping mould of screw stud
09/26/2012CN102688937A Wedge-flanging die of automobile beam-type parts
09/26/2012CN102688936A Automatic molding equipment of spiral ground pile pointed-cone part
09/26/2012CN102688935A Automatic forming equipment of pointed cone part of spiral ground pile
09/26/2012CN102688933A Trimming die and preparation method thereof
09/26/2012CN102688922A Tubular end molder
09/26/2012CN102179448B Automatic automobile box piece three-in-one stamping die and stamping process
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