| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 08/03/2011 | CN101691069B Dual-cylinder dual-frame plate-and-frame hydraulic press with large table surface |
| 08/02/2011 | US7987692 Door leveler |
| 07/28/2011 | US20110183766 Method for manufacturing a bolting part, tool for implementing the method, and device for tightening and loosening such a bolting part |
| 07/27/2011 | CN201906782U Forming device for large-scale roller/gear forgings |
| 07/27/2011 | CN201906781U Novel forging forming die for bearings |
| 07/27/2011 | CN201906780U Combined forging die |
| 07/27/2011 | CN102133613A Novel rotary elevating platform |
| 07/27/2011 | CN101367110B Cold heading die for coupling brake treadle arm and support tube integrally |
| 07/27/2011 | CN101332486B Combined mould |
| 07/26/2011 | US7984551 Fabricated vehicle wheel and method for producing same |
| 07/20/2011 | CN201900211U Ejector mechanism of die for forging blank of gears with convex claws |
| 07/20/2011 | CN201900210U Insert type forging flat anvil |
| 07/20/2011 | CN201900209U Annular forging die |
| 07/20/2011 | CN201900208U Earthing bolt forming die for sedan |
| 07/20/2011 | CN201900207U Special riveting bolt forming die for sedan |
| 07/20/2011 | CN201900206U Forming mould for car steering wheel bolt |
| 07/20/2011 | CN102125977A Automobile speed changer engaging gear integral tapering and forming mould |
| 07/20/2011 | CN101716646B Tool for forging special-shape ring for flange |
| 07/20/2011 | CN101579938B Reinforcement wire wound inner concave beam frame |
| 07/19/2011 | US7980112 Modular tooling system and method |
| 07/13/2011 | CN201895060U Flash structure of open forging die |
| 07/13/2011 | CN201895059U Counting device for forging and pressing equipment |
| 07/13/2011 | CN102120249A Turnout mould capable of being preheated and cooled and replacing mould core |
| 07/13/2011 | CN101743077B Forging mandrel for hot-forging tubular workpieces of metal |
| 07/13/2011 | CN101722265B Precision forging die for complex cylindrical titanium alloy forged piece |
| 07/12/2011 | CA2524636C Inhibiting metal fatigue in a tool secured in a tool holder |
| 07/06/2011 | CN201889388U Forging die for machining connecting rod |
| 07/06/2011 | CN201889387U Mold structure for forming forging billet of motorcycle convex-claw gear |
| 07/06/2011 | CN201889386U Floating core-type dual gear precision forging die |
| 07/06/2011 | CN201889385U Finish-forging die structure of stainless steel die forging product |
| 07/06/2011 | CN201889384U Precision forging die for hammer forging of universal joint pin without flash |
| 07/06/2011 | CN102114518A Precision forging process production line for steel rail turnout |
| 07/06/2011 | CN102114517A Displacement-force compound control lifting system for forging manipulator |
| 07/06/2011 | CN102114516A Hydraulic parallel driving system for fore-and-aft lifting of forging manipulator |
| 07/06/2011 | CN102114515A Hot forging and extrusion die for main component cycloidal wheel of cycloidal speed reducer |
| 07/05/2011 | US7971466 Press-formed member having corner portion, press-formed member manufacturing apparatus and press-formed member manufacturing method |
| 06/30/2011 | WO2011078133A1 Forging method, and forging device |
| 06/30/2011 | US20110154999 Vibration severity monitor to control press operating shutheight and process operating conditions |
| 06/29/2011 | CN201880842U Push-out rod device of automatic forging press |
| 06/29/2011 | CN201880841U Back through mechanism capable of being forcibly pulled back for forging forming machine |
| 06/29/2011 | CN201880840U Special-shaped anvil for forging |
| 06/29/2011 | CN201880839U Improved structure of C-shaped machine body of forging and pressing machine tool |
| 06/29/2011 | CN102109075A Fire hose joint and manufacturing method and manufacturing die thereof |
| 06/29/2011 | CN102107256A Automatic hot heading near-net forming machine for head of T-shaped bolt part |
| 06/28/2011 | US7967685 Inner ring for constant velocity universal joint and manufacturing apparatus therefor |
| 06/22/2011 | DE10318177B4 Verfahren zur Herstellung eines Flanschrohr-Metallteils A method for producing a flanged pipe-metal part |
| 06/22/2011 | CN201871710U Semi-solid die-forging aluminum-alloy wheel die |
| 06/22/2011 | CN201871675U Operating device for precisely-forged railhead of hydraulic press |
| 06/22/2011 | CN201871668U Forging fixture |
| 06/22/2011 | CN201871667U Precise feeding device for railhead precise-forging hydraulic press |
| 06/22/2011 | CN201871666U Die capable of forging automobile front axle by turnover and avoiding middle necking |
| 06/22/2011 | CN201871665U Hot die forging combined mold |
| 06/22/2011 | CN201871664U Automobile front-axle forging-die character-head pressing mould |
| 06/22/2011 | CN201871663U Mould for forging aluminum alloy wheel |
| 06/22/2011 | CN201871662U Cold upsetting die of car windscreen wiper ball head |
| 06/22/2011 | CN201871661U Leveling device of large-travel traveling table of forging hydraulic press |
| 06/22/2011 | CN201871660U Triangular weight and support assembly for large-sized forging hydraulic press |
| 06/22/2011 | CN201871659U Punch hot forging processing fixture |
| 06/22/2011 | CN101356029B Equipment for forging four-hammer |
| 06/16/2011 | US20110139572 Method For Manufacturing Steel Plate-Shaped Component, Pole Parking, And Cold Forging Die |
| 06/15/2011 | CN201862728U Parallel lifting mechanism |
| 06/15/2011 | CN201862727U Ladder-shaped punching sliding guider with adjustable inclination of station body for multi-functional cold upsetting formation machine |
| 06/15/2011 | CN201862726U Multi-ram forging die for 40Cr steel engine seat parts |
| 06/15/2011 | CN201862725U Multi-die-forging mold for part of 40 Cr steel machine case |
| 06/15/2011 | CN201862724U Build-up welding mould |
| 06/15/2011 | CN101733350B Production technology for blanking by using a through-hole type universal joint finish forging pot shell capable of moving axially |
| 06/15/2011 | CN101015849B Tyre die forging-demoulding device |
| 06/14/2011 | US7958767 Dent removal tool |
| 06/08/2011 | CN201855911U Hammer forging die for die forging of oil rig elevator movable wing plate forging |
| 06/08/2011 | CN201855910U Full car knuckle semi-closed extrusion die |
| 06/08/2011 | CN201855909U Female die for molding head part of external plum blossom flange type bolt |
| 06/08/2011 | CN201855908U Fixed structure for rotary motor of forging manipulator |
| 06/08/2011 | CN102085558A Forging and stamping die of brake cylinder seat |
| 06/08/2011 | CN101695736B Method for making titanium alloy diaphragm plate forged piece |
| 06/08/2011 | CN101602158B Manufacturing method of titanium golf head by different-weight forging |
| 06/08/2011 | CN101362181B Clutch gear manufacturing apparatus and clutch gear manufacturing method |
| 06/07/2011 | US7954355 Device for automatically adjusting control cams in a forging machine |
| 06/03/2011 | WO2011042859A3 Machine and process for hot-pressing metal articles |
| 06/01/2011 | CN102081389A Manipulator synchronous control system of railhead precision forging press |
| 06/01/2011 | CN102078912A Buffer devices for heavy crankshaft edge-cutting hydraulic machine |
| 05/31/2011 | US7952052 Welding torch maintenance center |
| 05/31/2011 | US7951010 Device in a thread-forming tool |
| 05/25/2011 | CN201841236U Upper die ejector of forging die |
| 05/25/2011 | CN201841235U Lower mold lifting device of a forging mold |
| 05/25/2011 | CN201841234U Upper spherical anvil block for forging |
| 05/25/2011 | CN201841233U Cone upsetting die for forging cutting pick boot |
| 05/25/2011 | CN201841232U Preforging die structure for machining die forging of shaft fork part |
| 05/25/2011 | CN201841231U Axial multi-position precise upsetting hydropress |
| 05/25/2011 | CN1905965B Drop forging method and forging device for carrying out said method |
| 05/25/2011 | CN102069139A Split combined structure of large-scale structure member |
| 05/25/2011 | CN102069138A Bolt device for mobile workbench |
| 05/25/2011 | CN102069137A Stop mechanism for movable crossbeam of quick forging machine |
| 05/18/2011 | CN201832943U Forward extrusion female die for forging of pick sleeve |
| 05/18/2011 | CN201832942U Rotary forging press flange plate forming die |
| 05/18/2011 | CN201832941U Material returning system of multifunctional cold header |
| 05/18/2011 | CN102059316A High-accuracy railhead forging hydraulic machine |
| 05/18/2011 | CN102059313A Reciprocating moving device |
| 05/18/2011 | CN102059312A Mechanical arm for forging press |
| 05/18/2011 | CN102059311A Die for forging vertical separable concave die with bent axes and lateral branch |
| 05/18/2011 | CN102059309A Free hydraulic forging press |