Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804) |
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01/12/2011 | CN201702253U Mould frame type mould replacing mechanism of welding pipe and cold-bending mill |
01/12/2011 | CN201702252U Multi-station punch head of punching machine |
01/12/2011 | CN201702251U Crankshaft, connecting rod, piston and punch integrated structure |
01/12/2011 | CN201702249U Three-punch pressing punching slider |
01/12/2011 | CN101941032A Local drawing and molding technology for rear cover plate of front section of automotive girder |
01/12/2011 | CN101941031A Spin forming device with internal and external boss belt pulley |
01/12/2011 | CN101618497B Forming process and device of metal hollow chopsticks |
01/12/2011 | CN101602082B Anchoring claw and manufacture process thereof |
01/12/2011 | CN101549377B Curved surface forming device for adjustable segmented mold board of square rams |
01/06/2011 | WO2011001653A1 Water-based lubricant for plastic processing having excellent corrosion resistance and metal material having excellent plastic processability |
01/06/2011 | WO2011000013A1 Device and method for bending a workpiece |
01/06/2011 | WO2011000012A1 Device and method for the laser-supported bending of workpieces |
01/06/2011 | WO2011000011A1 Device and method for bending a workpiece |
01/06/2011 | WO2010127837A3 Device and method for heating workpieces which are to be hot-formed |
01/05/2011 | EP1752252B1 Positioning and fixing device |
01/05/2011 | DE59109090C5 Presswerkzeug Crimping tool |
01/05/2011 | DE102004001043B4 Stempelführung einer Tiefziehvorrichtung Punch guide a deep-drawing device |
01/05/2011 | CN201693097U Self-locking nut-crimping device utilizing pressure of thread rolling machine as power source |
01/05/2011 | CN201693086U Punching permanent connection tool |
01/05/2011 | CN201693085U Progressive continuous stamping die for manufacturing hinge fixing plate of automobile door |
01/05/2011 | CN201693084U Combined lower die of numerical control turret punch die |
01/05/2011 | CN201693083U Punching pressure gear die |
01/05/2011 | CN201693082U Stamping die capable of preventing hand crush |
01/05/2011 | CN201693081U Non-even back-pressure plate flexible forming die |
01/05/2011 | CN201693080U Sheet forming die with non-uniform back pressure |
01/05/2011 | CN201693079U Thinned deep-drawing die with positive pressure |
01/05/2011 | CN201693078U Motor die punch provided with detachable fixing mechanism |
01/05/2011 | CN201693077U Blanking and central hole/screw hole-punching composite die |
01/05/2011 | CN201693076U Pressing die |
01/05/2011 | CN201693075U Die with hinge used for bending |
01/05/2011 | CN201693074U Structure of mold core positioning block of three-way pipe fitting |
01/05/2011 | CN201693073U Mould of producing car top cap |
01/05/2011 | CN201693072U Biomass roll-forming combined type die |
01/05/2011 | CN201693071U Guide-type quick-change device of beam blanking punching die |
01/05/2011 | CN201693070U Quick-replacing device of floating terrace die |
01/05/2011 | CN201693069U Progressive continuous punching mould for manufacturing sealing ring |
01/05/2011 | CN201693068U Special tooth processing forming die for hollow pipes |
01/05/2011 | CN201693067U Combined punch of numerical control turret punch press die |
01/05/2011 | CN201693050U Trimming tool holder of spinning machine and connecting structure for trimming tool holder thereof |
01/05/2011 | CN101934324A Method for making open steel drum and special warp mould |
01/05/2011 | CN101934319A Heavy-load internal force balanced type automatic variable pitch bending lower die |
01/05/2011 | CN101934316A Manufacturing method of cylindrical member and manufacturing method of vibration damping rubber bushing having the cylindrical member |
01/05/2011 | CN101462130B Method for bending tubular articles |
01/05/2011 | CN101439375B Double-former block forming machine of color steel glazed tile |
01/05/2011 | CN101244439B Mechanical-hydraulic auxiliary reverse redrawing mold |
01/04/2011 | CA2422607C Punching head, machining tool with one such punching head and machining device with one such punching head or machining tool |
12/30/2010 | US20100329877 Method for producing a forging from a gamma titanium aluminum-based alloy |
12/30/2010 | US20100328820 Dimple forming apparatus and dimple forming method |
12/29/2010 | EP2266722A1 High strength part and method of production of the same |
12/29/2010 | EP2265401A1 A mould and a method of composite casting of a one piece cast tool |
12/29/2010 | EP2265400A1 A method of composite casting of a one-piece cast tool |
12/29/2010 | EP1667826B1 Alignment ring for a punch |
12/29/2010 | CN201684847U Mould oiling structure |
12/29/2010 | CN201684846U Slider rack mechanism |
12/29/2010 | CN201684845U Combined guide system of forming and punching die |
12/29/2010 | CN201684844U Rotary bending die |
12/29/2010 | CN201684843U Mould with discharging buffering device |
12/29/2010 | CN201684842U Flattening and bending progressive die for U-shaped parts with flat structures |
12/29/2010 | CN201684841U Progressive die for liquid crystal inner components |
12/29/2010 | CN201684840U Punching die capable of finely adjusting punch of die |
12/29/2010 | CN201684839U Double-claw integral forming mold |
12/29/2010 | CN201684838U Forming mold structure for enclosing and forming product |
12/29/2010 | CN201684837U Fin rolling tool for heat exchanger of automobile air conditioner |
12/29/2010 | CN201684835U Deep-drawing progressive die |
12/29/2010 | CN101930855A Blanking and drawing composite die for aluminium shell of capacitor |
12/29/2010 | CN101927301A Cold compression necking process of reducing short tube |
12/29/2010 | CN101927298A Mould for correcting copper plate |
12/29/2010 | CN101927297A Adjustable limiting mechanism of stamping mould |
12/29/2010 | CN101927296A Hexagon bolt head one-time forming mold |
12/29/2010 | CN101927291A Pre-forming method for tube hydroforming and device thereof |
12/29/2010 | CN101559457B Clamping and blanking structure applied in stamping process |
12/29/2010 | CN101486062B Thermoforming and edge-cutting integrated technique and mold of high-duty steel part |
12/29/2010 | CN101486060B Thermoforming and hole-punching integrated technique and mold of high-duty steel part |
12/29/2010 | CN101380654B Deep drawing method of magnesium alloy tailor welded blanks |
12/29/2010 | CN101304824B Eccentric rotary stamping apparatus and method of forming moving sheet metal |
12/29/2010 | CN101274346B Method for producing metallic stamping pieces |
12/23/2010 | WO2010148172A2 Tool for forming a three dimensional container or construct |
12/23/2010 | US20100319431 Rim Rolling Screw Having Pneumatic Cooling |
12/23/2010 | DE102010003714A1 Insulating device for use in system for thermal insulation of heated machine table of tool machine, is mechanically constructed as sandwich construction, and has upper cover plate |
12/23/2010 | CA2761154A1 Tool for forming a three dimensional container or construct |
12/22/2010 | EP2264193A1 Production of a partially press-hardened metal sheet component |
12/22/2010 | EP2262918A1 Microstructural optimization of automotive structures |
12/22/2010 | EP2262597A1 Composite cast tool |
12/22/2010 | CN201677174U Special machine for manufacturing the housing of a disinfection cabinet |
12/22/2010 | CN201676968U Transfer die with one-step molding joint |
12/22/2010 | CN201676967U Special mould for processing fixed ring of refrigerator temperature controller |
12/22/2010 | CN201676966U Continuous hardware stamping die used for producing optical fiber communication modules |
12/22/2010 | CN201676965U Punched tape hole flanging die of inner supporting pipe of automobile shock absorber |
12/22/2010 | CN201676964U One-step molding mould for terminal complicated bend rivet-punching |
12/22/2010 | CN201676963U Punching mould of automobile wire bundle |
12/22/2010 | CN201676962U Progressive die for parts |
12/22/2010 | CN201676961U Pressing mould |
12/22/2010 | CN201676960U Novel high strength steel plate die structure |
12/22/2010 | CN201676959U Compound stamping die for plate forming |
12/22/2010 | CN201676958U Differential temperature drawing stroking processing die |
12/22/2010 | CN201676957U Shade edge die |
12/22/2010 | CN201676956U Bottle cap internal expansion mold |
12/22/2010 | CN201676955U Device for replacing small die head of upper die of bending die |
12/22/2010 | CN201676945U Flash removing mechanism for large-blade die forgings |
12/22/2010 | CN201676940U Combined structure of common-mode press for stamping die production |