| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 03/30/2011 | CN201776382U Matched die of fine riveting machine |
| 03/30/2011 | CN201776381U Slide drive safety cylinder of double-crankshaft computer numerically controlled (CNC) forging press |
| 03/30/2011 | CN201776364U Automatic material discharge device of hole expanding machine |
| 03/29/2011 | US7913533 Machine tool cartridge with information storage device, smart cartridge systems, and methods of using smart cartridge systems |
| 03/29/2011 | US7913532 Manipulator for metal sheets |
| 03/24/2011 | US20110067477 Steering rack manufacture |
| 03/23/2011 | EP2298456A1 Method for applying lubricant to forged parts |
| 03/23/2011 | CN201768868U Super-long rod pushing structure |
| 03/23/2011 | CN201768867U Mechanical hand for clamping forge piece |
| 03/23/2011 | CN201768866U AT steel rail heel end forging and pressing forming die |
| 03/23/2011 | CN201768865U Rotating device for driving slewing table |
| 03/23/2011 | CN201768862U Bolt cold header |
| 03/22/2011 | US7909226 Device for producing a longitudinally welded hollow profile using a holding-down device |
| 03/17/2011 | CA2714856A1 Point forming processes |
| 03/16/2011 | EP2295164A2 A die former |
| 03/16/2011 | CN201760550U Closed type automatic opening and closing die set |
| 03/16/2011 | CN201760549U Cold forging module structure of welded nut |
| 03/16/2011 | CN201760548U Closed mold of lateral forging hole of pressing machine |
| 03/16/2011 | CN201760547U Cold forging mould for suspension bolt of saloon car body |
| 03/16/2011 | CN101985246A Hydropress with bidirectional couple levelling function |
| 03/16/2011 | CN101985155A Large screw pressing technology |
| 03/16/2011 | CN101985154A Supporting device used for pressing large-scale screw |
| 03/16/2011 | CN101985153A Two-half combined forging mould clamping mechanism |
| 03/16/2011 | CN101985152A Large screw forging mold |
| 03/16/2011 | CN101985149A Hydraulic machine for pressing large screws |
| 03/15/2011 | US7905431 Forging punch, method of manufacturing liquid ejection head using the same, and liquid ejection head manufactured by the method |
| 03/15/2011 | CA2488980C Breakaway tooling |
| 03/09/2011 | EP2292348A1 Method for producing the round edge of a part, device for carrying out said method and a striker used therein |
| 03/09/2011 | CN101983796A Dual gear precision forging die with floating type mold core |
| 03/02/2011 | CN201752938U Press air cushion with adjustable stroke |
| 03/02/2011 | CN201752753U Special automatic stripping device for lateral hole forging closed die of press |
| 03/02/2011 | CN201752752U Special lower punch for lateral hole forging closed die of press |
| 03/02/2011 | CN101982251A Multidirectional load bearing prestressed wire winding pre-tightening frame |
| 02/24/2011 | DE112009000772T5 Doppelt geschlossener hydraulischer Werkzeugträger Double closed hydraulic tool carrier |
| 02/23/2011 | CN201751047U Manipulator for clamping valves in hot forging process |
| 02/23/2011 | CN201751046U Mould sleeve exclusively applied to hole forging closed type mould in side direction of press machines |
| 02/23/2011 | CN101979179A Method for forging thin and short shaft section at end of large-scale step shaft |
| 02/17/2011 | WO2011017736A1 Forging die apparatus for steering racks |
| 02/16/2011 | CN201745205U Hydraulic machine with two-way couple leveling function |
| 02/16/2011 | CN201744604U Push-off device of ultrathin long rod |
| 02/16/2011 | CN201744603U Die forging tool |
| 02/16/2011 | CN201744602U Forging die |
| 02/16/2011 | CN201744601U Shield type forging machine |
| 02/16/2011 | CN101972833A Die device |
| 02/16/2011 | CN101972832A Detachable die precision forging die of reverse gear shaft of automatic gearbox of sedan |
| 02/16/2011 | CN101972831A Rotary worktable for forging pie-shaped forging pieces |
| 02/16/2011 | CN101972829A Semi-closed forging device for universal joint and forging method thereof |
| 02/16/2011 | CN101306457B Titanium electrode products forming hydraulic press |
| 02/15/2011 | US7887424 Tool for repairing damaged screw threads |
| 02/15/2011 | US7886565 Bending apparatus for long workpieces, especially tubes, and a device for measuring length of a bending |
| 02/10/2011 | US20110030443 Double Closed Hydraulic Mould Stand |
| 02/09/2011 | CN201735720U Four-arm quadrangular lifting forging machine |
| 02/09/2011 | CN201735719U Rotary bearing type forging machine with pliers rotating |
| 02/09/2011 | CN101966552A Cold forging die externally provided with meridian components and forging method thereof |
| 02/09/2011 | CN101293269B Non-flash groove, non ingot tail smithing method for large-scale wind power principal axle |
| 02/09/2011 | CN101224483B Mould for producing wheel-class parts and forging process thereof |
| 02/02/2011 | CN201728321U Extrusion upsetting mold |
| 02/02/2011 | CN201728320U Cold forging die |
| 02/02/2011 | CN201728318U Hot die forging press |
| 02/02/2011 | CN101961766A Novel forging process of vehicle rear wheel hub axle and special wedge-shaped die thereof |
| 02/01/2011 | US7878475 Subframe support apparatus |
| 01/27/2011 | WO2011009629A1 Method and device for stretch-forging twisted parts |
| 01/26/2011 | CN201721067U Transversely beating stick structure of buffer-type pressure machine |
| 01/26/2011 | CN201720383U Cold header punch |
| 01/26/2011 | CN201720382U Mold cavity for forging inner and outer star wheels |
| 01/26/2011 | CN201720381U Forging coupler tail frame shaping film |
| 01/26/2011 | CN201720380U Piston forging die |
| 01/26/2011 | CN201720379U Novel drum die forging device |
| 01/26/2011 | CN201720378U Mould for processing gear ring blank |
| 01/26/2011 | CN201720377U Combined lower anvil mould for forging |
| 01/26/2011 | CN201720376U Mechanism for preventing belt on main shaft of hot forging press from being damaged by oil impregnation |
| 01/26/2011 | CN201720375U Fixing device for front lead and top cover of air hammer |
| 01/26/2011 | CN201720374U Improved thrust signal wheel mechanism |
| 01/26/2011 | CN201720315U Mould for processing gear ring blanks |
| 01/26/2011 | CN101954437A Plunger tip hot-forging machining jig |
| 01/26/2011 | CN101954436A Half-shaft pre-upsetting cooling system |
| 01/26/2011 | CN101670415B Hydraulic pressure mold for ultra-long slender rod twisting and upsetting |
| 01/19/2011 | CN201712211U Material knocking device of pressure machine |
| 01/19/2011 | CN201712205U Pneumatic pressure system of balancing device of press |
| 01/19/2011 | CN201711489U Hydraulic ejector |
| 01/19/2011 | CN201711488U Workpiece forging device |
| 01/19/2011 | CN201711487U Improved upper die seat of forging die |
| 01/19/2011 | CN201711486U Novel hot forging screw mould |
| 01/19/2011 | CN201711485U Thin bolt cold heading molding die |
| 01/19/2011 | CN201711484U Precision forging mould for floating straight-tooth cylindrical gear |
| 01/19/2011 | CN201711483U Turning-free molding mould for expansion bolt |
| 01/19/2011 | CN201711482U Forging and stamping mould |
| 01/19/2011 | CN201711481U Cold heading die capable of heading parts with rod bosses |
| 01/19/2011 | CN201711480U Molding bed for blank making for long shaft type forgings |
| 01/19/2011 | CN201711479U One-step forming mould for supporting single lug |
| 01/19/2011 | CN201711478U Cylindrical gear finish forging die capable of forging helical teeth and spiral teeth |
| 01/19/2011 | CN101947633A Die forging process and special die for final stage blade of large half-RPM (Revolution per Minute) nuclear turbine |
| 01/19/2011 | CN101947626A Forging mold for cantilever type hardware fitting base of electrified railway contact network parts |
| 01/19/2011 | CN101947625A Forging die for manufacturing high-precision micro-vehicle crank shafts and manufacturing method thereof |
| 01/19/2011 | CN101947624A Wind-electricity shaft forging die |
| 01/19/2011 | CN101947623A Forging die for forging wheel core forging stock |
| 01/19/2011 | CN101947622A Mould for forging special connecting pipe of vapor-water separation reheater of nuclear power plant and forging method |
| 01/19/2011 | CN101947621A Forged coupler yoke frame shaping die |
| 01/19/2011 | CN101947620A Counting device for forging and pressing equipment |
| 01/19/2011 | CN101947618A Ultra-long cylindrical blank upsetting mould |