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)
08/2012
08/15/2012CN202377404U Turntable driving device of forming mold of copper tube for compressor
08/15/2012CN202377403U Single-punch drawing mould
08/15/2012CN202377402U Mesh-enclosure punching and forming male mould
08/15/2012CN202377401U Mechanism for punching and riveting soldering flake in die without scraps
08/15/2012CN202377400U Riveting ring die for manufacturing pop can cover
08/15/2012CN202377399U Die for car door outer panel reinforcing plate parts
08/15/2012CN202377398U Drawing die used for outer plate part of car engine cover
08/15/2012CN202377397U Die for automobile side-wall inner plate part
08/15/2012CN202377396U Die for upper hinge support part of automobile
08/15/2012CN202377395U Bender die for bending Z-shaped workpieces
08/15/2012CN202377394U Drawing die for parts of automobile door panels
08/15/2012CN202377393U Die for parts of back panels of automobiles
08/15/2012CN202377392U Die for automobile lock reinforcement plate part
08/15/2012CN202377391U Automobile nut plate part die
08/15/2012CN202377390U Drawing mold for parts of reinforcing plates of automobile sunroofs
08/15/2012CN202377389U Trimming and punching die of spare tyre storage component
08/15/2012CN202377388U Automobile spare wheel bin part manufacture system
08/15/2012CN202377387U Automatic loosening and clamping device of copper pipe forming die for compressor
08/15/2012CN202377386U Copper tube forming mould for compressor
08/15/2012CN202377385U Modular box culvert mould
08/15/2012CN202377384U Longitudinal beam forming mold convenient in debugging
08/15/2012CN202377383U Waste material sliding-out device for stamping die
08/15/2012CN202377382U Stamping mold with infrared detection device
08/15/2012CN202377381U A station split type upper die of numerical control punch press
08/15/2012CN202377380U Punching die of LED radiator die-casting product
08/15/2012CN202377379U Mould for flattening short pipe of oil storage cylinder
08/15/2012CN202377378U Raising mould of plates work piece
08/15/2012CN202377377U Lamp holder stamping mold
08/15/2012CN202377376U Stretch forming female die
08/15/2012CN202377375U Special pipe die mould
08/15/2012CN202377374U In-mold variable stamping mold for stamping elastic metal piece
08/15/2012CN202377373U Airfoil blade pressing die device
08/15/2012CN202377372U Stamping die of hatch cover groove sectional material
08/15/2012CN202377371U Swinging type forming mold
08/15/2012CN202377370U Forming die of engine support
08/15/2012CN202377369U Dental box bottom plate forming die of grass mower
08/15/2012CN202377368U Quick-change mechanism for die head of stamping die
08/15/2012CN202377367U Fixture with steering positioning mechanism
08/15/2012CN202377363U Large-area zinc electrolytic anode plate punching and blanking machine
08/15/2012CN202377341U Higher-lower die stamping system
08/15/2012CN202377338U Novel negative angle bending device
08/15/2012CN102632372A Process for forming helical transmission device and die for processing same
08/15/2012CN102632160A Combined tool bit mold core with cooling function
08/15/2012CN102632159A Head composite die
08/15/2012CN102632158A Female mold split block assembly of large-scale double punching mold
08/15/2012CN102632157A Crimping and rebounding control method of lateral wall of advanced high-strength steel stamping part
08/15/2012CN102632156A Adjustable lower die mechanism of metal plate bending die
08/15/2012CN102632155A Fender bracket bending die for cutting machine
08/15/2012CN102632154A Pressure tank disc bottom forming die
08/15/2012CN102632153A Flattening mould of handle of cutting machine
08/15/2012CN102632152A W-shaped frame type extension table board right angle turning and folding die
08/15/2012CN102632151A Tank body jointing necking die
08/15/2012CN102632150A Die for forming 120-degree V-shaped elongated groove on arc surface of aluminium tube
08/15/2012CN102632149A Bending mould of tail part of welding plate of cutting machine
08/15/2012CN102632148A Bearing cover plate forming die
08/15/2012CN102632147A Secondary bending mould of control switch deflector rod of mowing machine
08/15/2012CN102632146A Bending mould for control switch deflector rod of lawn mower
08/15/2012CN102632145A Hemming mould of abnormal silencer and manufacturing process of hemming mould
08/15/2012CN102632144A Medical nuclear magnetic resonance equipment head processing mold
08/15/2012CN102632143A Plate trimming scrap cutter
08/15/2012CN102632142A Hot stamping die for latches
08/15/2012CN102632141A Rolling forming mold for hinge mounts of trunks
08/15/2012CN102632140A Large-caliber head spinning die
08/15/2012CN102632139A Quick die changing device for forming press
08/15/2012CN102632138A Splitting spinning mold with retainer stages and determination method for retainer stages
08/15/2012CN102632137A Fractal spinning mold with crossed key and method for determining crossed key
08/15/2012CN102632136A Method and device for preparing tube blank by means of differential temperature pushing from equal circular cross section to variable square cross section
08/15/2012CN102632131A Small hole punching and printing process and mould
08/15/2012CN102632125A Plate differential temperature hydroforming device capable of realizing radial pressurizing and hydraulic blank pressing
08/15/2012CN102049656B Method for molding U-shaped metal pipe frame
08/15/2012CN101954418B Method for manufacturing thin-wall cylindrical member necking die
08/14/2012US8240183 Method for the temperature treatment of extrusion tools
08/09/2012WO2012104048A1 Hot metal sheet forming or stamping tools with cr-si-n coatings
08/09/2012WO2012080293A3 Method for milling an opening in a workpiece and workpiece comprising an opening
08/09/2012CA2825237A1 Hot metal sheet forming or stamping tools with cr-si-n coatings
08/08/2012CN202367099U Progressive stamping in-mold feeding structure
08/08/2012CN202367079U Reverse drawing die for cup body
08/08/2012CN202367078U Bending mould of double-stroke side-push sliding mechanism
08/08/2012CN202367077U Punching die for separating vehicle wheel cover trimming
08/08/2012CN202367076U Trimming and shaping die for automobile wheel casing part
08/08/2012CN202367075U Deburring and punching die for wheel cover part of automobile
08/08/2012CN202367074U Mold core for shaping forged doorframe flange
08/08/2012CN202367073U Progressive stamping die with self-tapping function
08/08/2012CN202367072U Pressure machining die for small hydraulic excavator bucket arm
08/08/2012CN202367071U Die for machining part with bending angle of less than 90 degrees on press
08/08/2012CN202367070U Quick conversion device for punching state of metal plate mould
08/08/2012CN202367069U Novel device of automobile exhaust pipe hanger
08/08/2012CN202367068U Flanging and punching device for mounting bracket on rear bumper of automobile
08/08/2012CN202367067U Stamping die
08/08/2012CN202367066U Bending mould structure of seamless circular pipe
08/08/2012CN202367065U Auxiliary device for bending drawstring of transformer
08/08/2012CN202367064U Method and die for manufacturing blank flange
08/08/2012CN202367063U Large pressing plate die for bending machine
08/08/2012CN202367062U Novel forming female die for flat bearing bush
08/08/2012CN202367061U Oil groove broaching and blanking composite die for crankshaft thrust bearing
08/08/2012CN202367060U Flanged hole punching female die and flanged hole punching die using female die
08/08/2012CN202367059U Bending mold for bending crane bracket bent board
08/08/2012CN202367058U Main structure shape bending die for miniature motor junction box
08/08/2012CN202367057U Die-adjustable slotted lower die reinforcing device
08/08/2012CN202367056U Pneumatic type extra-accuracy overlength integrated double-folding-edge die
1 ... 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 ... 199