| Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804) |
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| 01/02/2013 | CN202639143U Automatic production device for needle cylinder buckles |
| 01/02/2013 | CN202639139U Attenuation and extension reforming device of cylindrical products |
| 01/02/2013 | CN202639109U Compression moulding device for pump body outlet pipe of lithium bromide shield pump |
| 01/02/2013 | CN202639105U Riveting equipment special for double-ball head support arm of in-car rearview mirror |
| 01/02/2013 | CN202639101U Novel precision mold of quake-proof strip end cap for steam generator in nuclear power station |
| 01/02/2013 | CN202639100U Positioning and clamping mechanism of upper tubular column punching eight-salient-point die |
| 01/02/2013 | CN202639099U Inclined plane sliding mechanism |
| 01/02/2013 | CN202639098U High-precision silicon steel punching installation mould frame |
| 01/02/2013 | CN202639097U Molding die for refrigerator door casing |
| 01/02/2013 | CN202639096U Mold with rotatable mold kernel |
| 01/02/2013 | CN202639095U Long-life guide sleeve |
| 01/02/2013 | CN202639094U Die frame adjusting device for high-frequency welding of aluminum-alloy pipe |
| 01/02/2013 | CN202639093U Fine blanking hydraulic die carrier |
| 01/02/2013 | CN202639092U Compact oblique wedge |
| 01/02/2013 | CN202639091U Flanging die of wineglass cover |
| 01/02/2013 | CN202639090U Dedicated die for folding gate vertical material |
| 01/02/2013 | CN202639089U Grading continuous stamping die for processing moving contact fixing piece |
| 01/02/2013 | CN202639088U Short-type product die with improved structure |
| 01/02/2013 | CN202639087U Elbow die being 180 degrees |
| 01/02/2013 | CN202639086U Mold for forming arc-shaped profiles |
| 01/02/2013 | CN202639085U Integrated mould of numerical control turret punch press |
| 01/02/2013 | CN202639084U Multi-station stamping die installed on punch press |
| 01/02/2013 | CN202639083U Transmission device of workpiece revolution stamping mould |
| 01/02/2013 | CN202639082U Combined mould for sizing outer diameters of welded steel tubes |
| 01/02/2013 | CN202639081U Bearing rear bumper straightening mold |
| 01/02/2013 | CN202639080U Contraction and expansion mould group with taper pins |
| 01/02/2013 | CN202639079U Forming mold for pressing semicircular tube |
| 01/02/2013 | CN202639078U Large-size gear mould |
| 01/02/2013 | CN202639077U Forming die for electric connecting rod tip of automobile seat angle adjuster |
| 01/02/2013 | CN202639076U Valve plug forming die |
| 01/02/2013 | CN202639075U Spare wheel bin drawing die of lifting lug hoisting bar movable check ring |
| 01/02/2013 | CN202639074U Fender flanging die of reverse oblique wedge |
| 01/02/2013 | CN202639073U Laterally-fixed wheel cover flanging die |
| 01/02/2013 | CN202639072U Punching and trimming compound die for fuel tank |
| 01/02/2013 | CN202639071U Double-row mold for stamping furniture lock bottom board |
| 01/02/2013 | CN202639070U Punching die for lockset bottom box |
| 01/02/2013 | CN202639069U Die for processing suction locking bottom plate |
| 01/02/2013 | CN202639068U Novel rolling die for hinge |
| 01/02/2013 | CN202639067U Blanking part surface planishing die |
| 01/02/2013 | CN202639066U Punching mould for overcoming product expansion and contraction |
| 01/02/2013 | CN202639065U Drawing die for producing special-shaped inter-groove solid conductive copper bar for copper electrolysis |
| 01/02/2013 | CN202639064U Once-molding die for cutting edge and reducing rod for main screw |
| 01/02/2013 | CN202639063U Side forming small pressure core, and stamping die with the side forming small pressure core |
| 01/02/2013 | CN202639062U Cold stamping auxiliary tool |
| 01/02/2013 | CN202639061U Combined pressure roller |
| 01/02/2013 | CN202639060U Trimming and correcting system for balancing shaft |
| 01/02/2013 | CN202639055U Equipment for automatically forming tapered part of spiral pile |
| 01/02/2013 | CN202639054U Automatic forming device of spiral pile pointed cone portion |
| 01/02/2013 | CN202639044U Improved mold for punching steel band |
| 01/02/2013 | CN202639018U Combined automatic manufacturing production line suitable for outline part of oil filler cap |
| 01/02/2013 | CN102847846A Stamping device for elliptical holes or approximate elliptical holes |
| 01/02/2013 | CN102847843A Manufacturing method for radiating devices of lamps |
| 01/02/2013 | CN102847827A Automatic buckling machine |
| 01/02/2013 | CN102847826A Swing arm type press fit mechanism |
| 01/02/2013 | CN102847822A Production method for stamping punch for micro-size component machining |
| 01/02/2013 | CN102847821A Outer guide pillar assembly of mold |
| 01/02/2013 | CN102847820A Upturning structure assembly based on hydraulic mechanism |
| 01/02/2013 | CN102847819A Automatic side-stamping resetting mechanism in stamping die |
| 01/02/2013 | CN102847818A Convex surface stamping mold |
| 01/02/2013 | CN102847817A Stamping die |
| 01/02/2013 | CN102847816A Press die structure of rim of bending press |
| 01/02/2013 | CN102847815A Press die structure of cover plate of bending press water tank |
| 01/02/2013 | CN102847814A Rim punching die structure of ballast machine |
| 01/02/2013 | CN102847813A Concave mold structure of press mold of bending press water box cover |
| 01/02/2013 | CN102847812A Concave mold structure of press mold of bending press box cover |
| 01/02/2013 | CN102847811A Thin-plate stamping mold with size being greater than closed height of press machine and stamping method |
| 01/02/2013 | CN102847810A Drawing die for outer ring steel jackets |
| 01/02/2013 | CN102847809A Drawing die for inner ring steel jackets |
| 01/02/2013 | CN102847808A Hollow circular rod compression square die |
| 01/02/2013 | CN102847807A Blind-hole straight bevel gear tooth reshaping and internal spline cold extruding die |
| 01/02/2013 | CN102847806A Twisting forming die for gear shift and selection wiredrawing support |
| 01/02/2013 | CN102847805A Stamping die of wire clamping clip |
| 01/02/2013 | CN102847804A Machining die for connectors |
| 01/02/2013 | CN102847803A Novel mould with manufacturing tableware |
| 01/02/2013 | CN102847802A Forming mould for pressing reinforcing ribs on high-strength sheet steel |
| 01/02/2013 | CN102847801A Automatic contact riveting progressive die |
| 01/02/2013 | CN102847800A One-step forming die for lampshades |
| 01/02/2013 | CN102847799A Leaf spring lug beating die |
| 01/02/2013 | CN102847798A Hardware stamping die |
| 01/02/2013 | CN102847797A Stretched thinned terrace die for air-conditioner fin |
| 01/02/2013 | CN102847796A Punching die for peripheral flanging parts |
| 01/02/2013 | CN102847795A Continuous stamping bending die |
| 01/02/2013 | CN102847794A Mould for processing sheet head |
| 01/02/2013 | CN102847793A Trimming, flanging and side punching compound die |
| 01/02/2013 | CN102847792A Cantilever stamping mould for inner core of rubber shock-absorbing component |
| 01/02/2013 | CN102847791A Stamping mould provided with rolling shaft |
| 01/02/2013 | CN102847790A Turning-plate reforming mould for filter housing |
| 01/02/2013 | CN102847789A Adjustable fixture of punch |
| 01/02/2013 | CN102847788A Die base plate |
| 01/02/2013 | CN102847787A Continuous stamping device of stainless steel sleeve |
| 01/02/2013 | CN102847786A Punching method and dedicated die for serialization porous complex inserting metal piece |
| 01/02/2013 | CN102847782A Stamping mold |
| 01/02/2013 | CN102847779A Blanking die of base angle holder |
| 01/02/2013 | CN102847770A Method for manufacturing titanium alloy sheet springs for smart drill pipes |
| 01/02/2013 | CN102847769A Hot stamping method of spring seat |
| 01/02/2013 | CN102847768A Hot forming method for guiding favorable distribution of winkles |
| 01/02/2013 | CN102335693B Connecting bar punching and correcting combined die |
| 01/02/2013 | CN102172716B Heavy truck front axle bending die |
| 01/02/2013 | CN102166600B Die extending structure and die extending method using hydraulic moveable male die |
| 01/02/2013 | CN102114508B Rolling mould and process for manufacturing variable section heating body of 24-kW voltage stabilizer in nuclear power plant |