| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 02/13/2013 | CN202725921U Thermoplastic angular splitting or integrating precision forging die |
| 02/13/2013 | CN202725920U Stamping mould for flash and center hole of lifting lug of automotive hoist oil cylinder |
| 02/13/2013 | CN202725919U Assembled-forging disassembling location die for forged piece of tapered roller bearing |
| 02/13/2013 | CN202725918U D-shaped ring forging die |
| 02/13/2013 | CN202725917U Die applicable to balance shafts with different lengths |
| 02/13/2013 | CN202725916U Guide assembly for transmission gear for cold header |
| 02/13/2013 | CN202725915U Support device for back-way rocker arm assembly of cold header |
| 02/13/2013 | CN202725914U Half upsetting table for hydraulic forging machine |
| 02/13/2013 | CN202725913U Automatic heat-punching machine |
| 02/13/2013 | CN102921872A Height-adjustable workpiece support of finish forging machine |
| 02/13/2013 | CN102921871A Multi-suspension-rod combined forging manipulator |
| 02/13/2013 | CN102921870A Forging manipulator capable of optimizing lifting motion |
| 02/13/2013 | CN102921869A Double-lift driven forging manipulator |
| 02/13/2013 | CN102921868A Six-degree-of-freedom forging manipulator |
| 02/13/2013 | CN102921867A Forging manipulator |
| 02/13/2013 | CN102921866A Guide rail device for forging machine tool |
| 02/13/2013 | CN102921865A Trimming die of free-tempering limiting pin and forming process of trimming die |
| 02/13/2013 | CN102921864A Horizontal forging machine tool for connecting rods |
| 02/13/2013 | CN102921863A Forging die for valve rod blank |
| 02/13/2013 | CN102921862A Continuous casting and continuous forging mold for integrally forging automobile hub |
| 02/13/2013 | CN102921861A Cushion pad for forging machine tools |
| 02/13/2013 | CN102921860A Balance cylinder for forging machine tools |
| 02/13/2013 | CN102921855A Rapid joint forging process and forging die |
| 02/13/2013 | CN102921851A Gear sleeve production method and gear sleeve production system |
| 02/13/2013 | CN102274918B Rear pass mechanism for cold upsetting forming machine |
| 02/07/2013 | US20130032578 Resistance weld repairing of casing flange holes |
| 02/06/2013 | CN202715763U Device preventing male mould from taking out materials |
| 02/06/2013 | CN202715762U Novel hard alloy cold forging mold combined with tooth ring in use |
| 02/06/2013 | CN202715761U Friction screw press round mold frame |
| 02/06/2013 | CN202715760U Triple combination type cold heading/stamping bearing roller punching head |
| 02/06/2013 | CN202715759U Multi-combination replaceable type cold heading/punching bearing roller plunger chip |
| 02/06/2013 | CN202715758U Single-head replaceable cold heading/stamping bearing roller punching head |
| 02/06/2013 | CN202715757U Double-head replaceable cold heading/stamping bearing roller punching head |
| 02/06/2013 | CN202715756U Warm forging backward extrusion punch structure |
| 02/06/2013 | CN202715755U Regulating sleeve of forging machine tool |
| 02/06/2013 | CN202715754U Working cylinder sleeve sealing structure of forging machinery |
| 02/06/2013 | CN202715753U Photoelectric protector |
| 02/06/2013 | CN102909306A Mechanically automatic forged piece ejecting device |
| 02/06/2013 | CN102909305A Quick-clamping device capable of realizing replacement of mold under high temperature condition |
| 02/06/2013 | CN102909304A Upsetting die for solid rods |
| 02/06/2013 | CN102909303A Screw mold one-point secondary punch case and machining process thereof |
| 02/06/2013 | CN102909302A Forging machine capable of realizing constant-temperature thermal forming of hot metal sheet parts |
| 02/06/2013 | CN102909300A Gear-shaped tubular column cold forging and shaping method and gear extruding and hole extruding mould |
| 02/06/2013 | CN102909298A Forming method of forge piece with large torsional flange and spacer flange as well as forming mold |
| 02/06/2013 | CN102172758B Vertical-die-separation, horizontal-clamping, multi-die cavity forming horizontal drilling rod thickening hydraulic press |
| 01/31/2013 | US20130025338 Tube-forging method |
| 01/30/2013 | EP2551036A1 Method of manufacturing door hinge for automobile |
| 01/30/2013 | EP2551035A1 Method of forming a frontal toothing on an inner ring of a wheel hub, upset collar and wheel hub with frontal toothing thus obtained |
| 01/30/2013 | EP2551034A1 Equipment for forming a frontal toothing, in particular on an inner ring of a wheel hub |
| 01/30/2013 | EP2551033A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | EP2551032A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | EP2551031A1 Method of forming a frontal toothing on an inner ring of a wheel hub |
| 01/30/2013 | CN202701276U Tooling of bearing sleeve forged part with hemispherical section |
| 01/30/2013 | CN202701262U Material ejecting mechanism of pneumatic forging machine |
| 01/30/2013 | CN202701261U Mold precision adjusting device |
| 01/30/2013 | CN202701260U Tapered number printing knife |
| 01/30/2013 | CN202701259U Forging tool of large-scale disk part provided with steps |
| 01/30/2013 | CN202701258U Marking knife chopping block |
| 01/30/2013 | CN202701257U Triangular die hammer block used for hydraulic forging press |
| 01/30/2013 | CN202701256U Combined-type lower crossbeam of forging hydraulic machine |
| 01/30/2013 | CN202701255U Protruding mould float fixing mechanism of precise horizontal type hot forging machine tool |
| 01/30/2013 | CN202701254U Die fixing plate movement mechanism of precise horizontal type hot forging machine tool |
| 01/30/2013 | CN202701253U Forging mold of bent blade |
| 01/30/2013 | CN202701252U Claw pole mould of automobile generator |
| 01/30/2013 | CN202701251U Forging and forming mould for magnet yoke |
| 01/30/2013 | CN202701250U Forging and forming mould for end cover of motor |
| 01/30/2013 | CN202701249U Pushing ejector pin material-receiving master mold structure in production of stair-typed products |
| 01/30/2013 | CN202701248U Long-rod plumbing-arm forge piece sheet stamping die |
| 01/30/2013 | CN202701247U Closed forging die for rear axle pin support of saloon car |
| 01/30/2013 | CN202701246U Female mold ejecting mold structure for quick upsetter |
| 01/30/2013 | CN202701245U Forged roll structure fixing fan-shaped molds with pressing block |
| 01/30/2013 | CN202701244U Hot forging bend mould suitable for impeller cover plate with different inner bore diameters |
| 01/30/2013 | CN202701243U Upsetting tool of forging press |
| 01/30/2013 | CN202701242U Tapered upsetting plate |
| 01/30/2013 | CN202701240U A double-position automatic hot forging forming machine for shouldered circular male die type products having diameters larger than D4 |
| 01/30/2013 | CN202701239U Broaching and forging device for freely forging large-diameter rings |
| 01/30/2013 | CN102896263A Hammer head rotation seat device |
| 01/30/2013 | CN102019336B Die forging shaping technology specially used for manufacturing petroleum drilling machine elevator movable wing plates |
| 01/30/2013 | CN101554640B Overload protecting electric screw press |
| 01/29/2013 | US8359892 Rebar bending device |
| 01/24/2013 | US20130019649 Incremental forging |
| 01/23/2013 | CN202691013U Connecting device for main cylinder plunger and moving crossbeam |
| 01/23/2013 | CN202690806U Split type clutch cylinder |
| 01/23/2013 | CN202683911U Cold-heading top rod |
| 01/23/2013 | CN202683910U Auxiliary manipulator for forging and pressing equipment |
| 01/23/2013 | CN202683909U Flanging and moving device for longitudinal beam pressing mould |
| 01/23/2013 | CN202683908U Disc spring type upper anvil clamping, rotating, and quick-changing device pull-down type forging press |
| 01/23/2013 | CN202683907U Hydraulic upper anvil clamping, rotating and rapid replacing device for downward-pull type forging press |
| 01/23/2013 | CN202683906U Upper anvil clamping, rotating and quick-change device for pull-down forging press |
| 01/23/2013 | CN202683905U Forging device used for drawing out forge piece |
| 01/23/2013 | CN202683904U Single-top-crown guiding mechanism for pressing machine |
| 01/23/2013 | CN202683903U Positioning seat board applied to die forging press |
| 01/23/2013 | CN202683902U Hot upset mold for hexagon head bolt |
| 01/23/2013 | CN202683901U Pre-forging die of G2500 crankshaft |
| 01/23/2013 | CN202683900U Cold upsetting mould of clamping pin |
| 01/23/2013 | CN202683897U Opener head automatic forging machine |
| 01/23/2013 | CN102892528A Die apparatus for forging steering racks |
| 01/23/2013 | CN102886482A Forging and pressing device |
| 01/23/2013 | CN102886481A Warm forging die for elevator part |
| 01/23/2013 | CN102886480A Protector for ejector rod of cold header |