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)
02/2014
02/19/2014CN103586345A Fastening product mold and forming technology
02/19/2014CN103586344A Bulging die without female die and method for manufacturing bulging die
02/19/2014CN103586343A Round hinge mold
02/19/2014CN103586342A Drawing die
02/19/2014CN103586341A Punch with hydraulic protector
02/19/2014CN103586340A Combined die for forming tee joint
02/19/2014CN103586339A Combined die for forming tee joint and machining process of combined die
02/19/2014CN103586338A Wear-resistant die punch
02/19/2014CN103586337A Damping die punch
02/19/2014CN103586333A Sheet metal composite punching process and die
02/19/2014CN103586332A Process for stamping and forming sedan car rear auxiliary frame body
02/19/2014CN102527835B Multiple-mould changing system in parallel arrangement
02/18/2014US8652276 System and method for forming contoured new and near-net shape titanium parts
02/18/2014US8650921 Method and device for explosion forming
02/18/2014CA2761154C Tool for forming a three dimensional container or construct
02/13/2014US20140044982 Metal product having internal space formed therein and method of manufacturing thereof
02/13/2014US20140041435 Multi-layer mold coating
02/12/2014CN203426313U Horizontal rim expanding machine
02/12/2014CN203426306U Feeding device for punching of circular workpiece
02/12/2014CN203426293U Underneath type tapered wedge mechanism mounted with self-lubricating wear-resistant guide plate
02/12/2014CN203426292U Reversed assembly type tapered wedge guide rail mechanism with high abrasion resistance
02/12/2014CN203426291U Improved guide plate
02/12/2014CN203426290U Guide-plate punching blanking continuous mould distanced by guide pin
02/12/2014CN203426289U Small back splint continuous production die
02/12/2014CN203426288U Double-male-die hot trimming and correcting die of engine connecting rod forged piece
02/12/2014CN203426287U Punch press die used for machining sheet stamping part semi-fine-blanking product
02/12/2014CN203426286U Reinforcement tube forming punching die
02/12/2014CN203426285U Angle steel bending die
02/12/2014CN203426284U Edge curling mold
02/12/2014CN203426283U Aluminum roof centrifugal fan current collector hydraulic mold
02/12/2014CN203426282U Continuous stamping die for manufacturing elastic sheet of drilling equipment
02/12/2014CN203426281U Multi-pin hardware stamping die
02/12/2014CN203426280U Continuous stamping die for manufacturing connector terminal
02/12/2014CN203426279U Continuous stamping die for manufacturing backboard communication connector terminal
02/12/2014CN203426278U Large board pressing die
02/12/2014CN203426277U Drawing and trimming compound die
02/12/2014CN203426276U Spring bending die
02/12/2014CN203426275U Punching and chamfering composite die
02/12/2014CN203426274U Curved workpiece-machining die
02/12/2014CN203426273U Novel springback-prevention bending die
02/12/2014CN203426272U Efficient drawing machine die
02/12/2014CN203426271U Hydraulically-driven pipe end molding equipment for clamp and press type pipe fitting
02/12/2014CN203426270U Mold for forming n-shaped automobile beam
02/12/2014CN203426269U Compression mould for determining locating plate mounting position quickly
02/12/2014CN203426268U Wave plane integrated mold for mute retainer
02/12/2014CN203426267U Bending machine die
02/12/2014CN203426266U Pre-expanding die for hoop
02/12/2014CN203426265U Quick mould replacing device of horizontal rim expanding machine
02/12/2014CN203426264U Grading continuous stamping die used for manufacturing tablet computer structural parts
02/12/2014CN203426263U Continuous stamping die used for producing tablet computer outer shell structural parts
02/12/2014CN203426262U Special die for deburring of pin holes in bearing retainer workpieces
02/12/2014CN203426261U Cooling detection die for automobile stabilizer bar
02/12/2014CN203426260U Pull rod connection plate of fixed cylinder for punch
02/12/2014CN203426259U Composite oval punch die for boiler and pressure container
02/12/2014CN203426258U Punching machine
02/12/2014CN203426251U 护舷冲孔机 Fender punching machine
02/12/2014CN203426248U Novel double-wedge punching die
02/12/2014CN203426234U Compressor casing flat plate punching mold
02/12/2014CN203426228U Thin piece punching forming mechanism
02/12/2014CN203426227U Material strap for progressive die
02/12/2014CN203426221U 角钢弯曲机 Angle bending machine
02/12/2014CN103582531A Hot formable strip, sheet or blank, process for the production thereof, method for hot forming a product and hot formed product
02/12/2014CN103575150A Radiator structure and production method thereof
02/12/2014CN103567307A Claw pole trimming mold manufacturing process
02/12/2014CN103567306A Fabricating method of metal progressive die
02/12/2014CN103567305A Lubricating device of precisely-stamped die
02/12/2014CN103567304A 拉伸模 Tensile modulus
02/12/2014CN103567303A Filling sliding member device and metal plate machining die combined with press machine
02/12/2014CN103567302A Tapered wedge pressing force detection device for large stamping die
02/12/2014CN103567301A Precisely-stamping die
02/12/2014CN103567300A Section bar seamless bending die and method for seamless bending
02/12/2014CN103567299A Steel plate bending method and lower die dedicated for steel plate bending machine
02/12/2014CN103567298A Flanging and punching die
02/12/2014CN103567297A Connecting die of metal round tubes
02/12/2014CN103567296A Composite forming die for threshold of wheel fender
02/12/2014CN103567295A Deep drawing method and device for sheet metal part
02/12/2014CN103567294A Fan housing stretching and trimming composite die
02/12/2014CN103567293A Inverse punching and blanking die
02/12/2014CN103567292A Upper die of drawing die
02/12/2014CN103567291A Stamping die
02/12/2014CN103567290A Blanking and flanging integrated composite precision die
02/12/2014CN103567289A Improved stamping part die with meshes
02/12/2014CN103567288A Lower die of drawing die
02/12/2014CN103567287A Bending female die and processing method thereof
02/12/2014CN103567286A Barrel forming mould for bending machine
02/12/2014CN103567285A Double elastic buffering stamping die
02/12/2014CN103567284A Tool bit device for sheet metal punch press
02/12/2014CN103567283A Manual pressing die device for sheet metal
02/12/2014CN103567281A Automatic die pressing die-cutting machine
02/12/2014CN103567270A Automatic punching hook equipment for head shaft of timer
02/12/2014CN103567269A Machine tool for processing plate-like workpieces, in particular metal sheets
02/12/2014CN103567258A Correcting device for cross welded element and correcting technique for cross welded element
02/12/2014CN102451873B Lower mold structure for stamping and flanging in box cap forming process
02/12/2014CN102357615B Gear hot-stamping equipment and gear hot-stamping method
02/11/2014US8646302 Method for shaping from a blank of a hardening material with differential cooling
02/06/2014US20140033788 Hot stretch forming die having distortion-minimizing characteristics
02/05/2014EP2693512A1 Method of manufacturing cladding for laminated battery
02/05/2014EP2692455A1 Tool machine for processing sheet-shaped workpieces, in particular sheet metal
02/05/2014CN203418075U Special-shaped plate bending die
02/05/2014CN203418036U Outer container shaping and stripping die
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