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
10/24/2012CN102744306A Pipe extruding machine for spiral flat pipe
10/24/2012CN102189181B Bidirectional thermal correction mould for front axle of heavy-duty car
10/24/2012CN102133599B Die for riveting automobile tension pulley assembly
10/24/2012CN101941031B Spin forming device with internal and external boss belt pulley
10/24/2012CN101934324B Method for making open steel drum and special warp mould
10/23/2012US8291741 Forming tool comprising cooling duct bores branched within tool elements
10/23/2012US8291740 Hot forming die, press forming apparatus, and hot press forming method
10/18/2012WO2012140221A1 Tool arrangement with a protective non-woven protective layer
10/18/2012US20120263969 Apparatus for manufacturing truss structure using multi-point pins, method of manufacturing truss structure using the same, truss core sandwich panel having the truss structure, method of manufacturing the truss core sandwich panel
10/17/2012CN202490886U Lower mold holder device of numerical control turret punch press
10/17/2012CN202490885U U-shaped bender mold
10/17/2012CN202490884U Cable drum bending and forming mould
10/17/2012CN202490883U Flanging die for cable tray
10/17/2012CN202490882U Special-angle door shell forming mechanism
10/17/2012CN202490881U Spin forming die structure for processing contacts
10/17/2012CN202490880U Rolling mold
10/17/2012CN202490879U Bulging die
10/17/2012CN202490878U Mould for bending steel plate
10/17/2012CN202490877U Z type angle iron forming mould
10/17/2012CN202490876U Stamping die with waste material gathering unit
10/17/2012CN202490875U Die for punch forming
10/17/2012CN202490874U Reshaping and punching die of spare tyre warehouse component
10/17/2012CN202490873U Novel solid retainer imprint assembling die
10/17/2012CN202490872U Pump cover die
10/17/2012CN202490871U Flange die
10/17/2012CN202490870U Flat steel twisting die
10/17/2012CN202490869U Cylinder pipe flanging mould
10/17/2012CN202490868U Capacitor two-hole cover plate punching mold
10/17/2012CN102728743A Machining method of bearing bush positioning lip
10/17/2012CN102728740A Pawl jacking device and mould thereof
10/17/2012CN102728729A Control method of full-life periodical processing precision of mould
10/17/2012CN102728728A Multi-angle oblique wedge mechanism of stamping mould
10/17/2012CN102728727A Mould guiding structure device
10/17/2012CN102728726A Lower die base structure
10/17/2012CN102728725A Magnetic needle blanking device and magnetic needle blanking method
10/17/2012CN102728724A Correction mould of ovality of pipe end of welding steel pipe
10/17/2012CN102728723A Nut hot stamping die
10/17/2012CN102728722A Stamping mould of water level sensor
10/17/2012CN102728721A Quickly repaired punching convex mould device for punching head
10/17/2012CN102728720A Punching composite die
10/17/2012CN102728719A Composite cold punching die
10/17/2012CN102728718A Cold punching compound mould
10/17/2012CN102728717A Special pressing mould for processing fender bar
10/17/2012CN102728716A Tube blank shaping die
10/17/2012CN102728715A Punching positioning mechanism for mould
10/17/2012CN102728714A Die carrier of continuous dies
10/17/2012CN102728713A Quick forming mould of precise hole of bearing cover plate
10/17/2012CN102728712A Temperature punching progressive die of magnesium alloy shell piece
10/17/2012CN102728711A Trimming switching device
10/17/2012CN102728710A Hard alloy plunger chip
10/17/2012CN102728709A Method for machining anti-fake aluminum cover and drawing mold
10/17/2012CN102728693A Warm forming method for metal sheet material
10/17/2012CN102728646A Control method for tooth shape size precision of cold forming straight bevel gear
10/16/2012US8286461 Hand-operated pliers
10/11/2012US20120255338 Sheet forming of metallic glass by rapid capacitor discharge
10/11/2012US20120255176 Method for producing a metal reinforcement for a turbine engine blade
10/10/2012CN202479377U Die positioning device
10/10/2012CN202479374U Die base
10/10/2012CN202479373U Hydraulic pressure or pneumatic driving die parting mechanism for bellows molding parting and closing dies
10/10/2012CN202479372U Hydraulic or pneumatic driving locking mechanisms for separating and closing die for forming corrugated pipe
10/10/2012CN202479371U Longitudinal continuous fine-blanking mould
10/10/2012CN202479370U Automotive mould dismounting structure
10/10/2012CN202479369U Cutting die and steel die combination mechanism applied to punching machine
10/10/2012CN202479368U Improved door hinge sizing die
10/10/2012CN202479367U Hot stamping forming die
10/10/2012CN202479366U Lower mold of bending machine
10/10/2012CN202479365U Large swelling opening die for tubular tool handle
10/10/2012CN202479364U Vertical opening mold for pipe-shaped tool handle
10/10/2012CN202479363U Hastelloy alloy and high-strength welded steel pipe calibrating die
10/10/2012CN202479362U Side beam punching and chambering composite mould
10/10/2012CN202479361U Oil-sealed backflow grain mould
10/10/2012CN202479360U Gasket punching die
10/10/2012CN202479359U Metal plate stamping die with cooling system
10/10/2012CN202479358U Upper die of tetragonal drawing die for terminals of capacitor cover plate
10/10/2012CN202479357U Special processing mould for die with characters
10/10/2012CN202479356U Hydraulic drive separating-combining corrugated pipe forming die structure
10/10/2012CN202479355U Combined corrugated pipe forming mould plate with bolt connection structure
10/10/2012CN202479354U Waveform sheet progressive die
10/10/2012CN202479353U Integrated oblique wedge for die
10/10/2012CN202479352U Punching and hot correcting compound die for forged pieces of high-speed rail cantilever base bodies
10/10/2012CN202479351U Squaring and flattening die for mop pipe fitting of car seat
10/10/2012CN202479350U Leveling mould for diffuser of automobile exhaust recirculation cooling system
10/10/2012CN202479349U Flange leveling die for exhaust manifold of automotive exhaust system
10/10/2012CN202479348U Drawing die for top cover part of automobile
10/10/2012CN202479347U Simple stamping die with adjustable template
10/10/2012CN202479346U Punching and blanking die
10/10/2012CN202479345U Trimming and punching composite die for engineering mechanical track link
10/10/2012CN202479344U Die for deep drawing of thermal insulation board of automobile fuel tank
10/10/2012CN202479343U Stamping die for automobile plate-spring boss
10/10/2012CN202479342U Automobile engine heat insulation cover support blanking punching die
10/10/2012CN202479341U Wave compacting forming die for reverse flanging based on 90-degree web surface
10/10/2012CN202479340U Numerical control punching machine
10/10/2012CN202479339U Two-roller straightener roller-changing device
10/10/2012CN202479335U Punch forming device and lower punch die mechanism thereof
10/10/2012CN202479334U Plate spring cutting machine
10/10/2012CN202479308U Press forming device for T-shaped profile with big web
10/10/2012CN202479302U Flanging formation device for titanium steel composite board container
10/10/2012CN202479300U Negative angle flanging mechanism for multistage transmission vehicle door external panel
10/10/2012CN202479298U Hydraulic corrugated pipe moulding machine
10/10/2012CN202479297U Registering type installation structure for locating hydraulic cylinder and die-splitting hydraulic cylinder of corrugated pipe hydraulic forming machine
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