Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21J - Forging; Hammering; Pressing; Riveting; Forge furnaces › B21J 13 - Details of machines for forging, pressing, or hammering
Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375)
09/2010
09/08/2010CN101827667A Core rod forging for precise internal geometry
09/08/2010CN101823114A Double-post inclined type multi-pull-rod prestress machine frame of free forging hydrostatic press
09/08/2010CN101823113A Method and die carrier for forging and molding special-shaped cross section metal blank with through holes
09/08/2010CN101367108B Forging method
09/08/2010CN101342567B Smithing technique for rear axle driven wheel of automobile
09/01/2010EP2224034A1 Method for manufacturing a body featuring very high mechanical properties, forming by drawing from a rolled steel sheet, in particular hot rolled and coated sheet
09/01/2010CN201566154U Press mold unloading fume emission system
09/01/2010CN201565548U Dismountable die for rolling of axial forgings
09/01/2010CN201565547U Insurance cylinder device of electric hydraulic hammer
09/01/2010CN201565546U Electro-hydraulic hammer lower plug sealing and positioning structure
09/01/2010CN201565545U Closing height adjusting mechanism of press
09/01/2010CN201565544U Warm upsetting former
09/01/2010CN101817055A V-shaped conical hammer anvil for radial-rolling precision forging machine
09/01/2010CN101817054A Cavity die rotating upsetter and operating method thereof
09/01/2010CN101817052A Multi-stage female die returning jolting machine and operating method
09/01/2010CN101486141B Technology for manufacturing lock ring for wheeled engineering machinery wheel and shaping mold thereof
09/01/2010CN101468378B Aluminium alloy frying pan liquid die-forging die and technique for producing aluminium alloy frying pan
08/2010
08/31/2010US7784318 Turned blank monitor
08/25/2010EP2221127A1 Method for manufacturing ring-like components and tool system for executing the method
08/25/2010CN201558927U Mold for manufacturing knuckle arm
08/25/2010CN101811169A Subtype self-locking structure of blade mould and subtype design method
08/25/2010CN101456058B Forming method of highway, railway basin type bearing metal structure piece
08/25/2010CN101444818B Rotary ejecting device for forging dies
08/19/2010DE102009057898A1 Loading and unloading device for e.g. forging machine of forging system for forging metallic workpieces, has positioning unit for positioning workpiece in plate area, and grip device for gripping workpiece during unloading workpiece
08/18/2010EP2218526A1 Method and device for producing tubular workpieces from a pre-perforated hollow block
08/18/2010CN201552277U Upsetting machine
08/18/2010CN201552273U Discharging device of air valve formed by coining
08/18/2010CN201552272U Large-sized free forging hydraulic press combined type lower cross beam
08/18/2010CN201552271U High-fall and anti-malposition forging mould
08/18/2010CN201552270U Positioning device of movable workbench
08/18/2010CN201552269U Large-sized free forging hydraulic press combined type slider
08/18/2010CN201552268U Rotary swaging machine
08/18/2010CN101804771A Wheel bearing device and manufacturing method therefor
08/18/2010CN101804770A Wheel bearing device and manufacturing method therefor
08/18/2010CN101367165B Manufacturing method for integrating brake treadle arm and stay pipe
08/12/2010US20100199741 Manufacturing process to produce a necked container
08/11/2010EP2214862A1 Shaft-hub component and method for producing such a component
08/11/2010CN201543762U Fixture for forging, pressing and feeding
08/11/2010CN201543761U Jig
08/11/2010CN201543760U Cogging hammer head of precision forging machine
08/11/2010CN201543759U Upsetting machine with female die capable of being adjusted forward and backward
08/11/2010CN201543758U Transmission sleeve fork final forming terrace die
08/11/2010CN201543757U Mold used for manufacturing auto part
08/11/2010CN101797624A Method and device for producing tubular workpieces from a pre-perforated hollow block
08/11/2010CN101797620A Self-rotating clamping device used for rapidly changing upper anvil for forging press
08/11/2010CN101797619A Front axle roll-forging finished blank mold of heavy-duty car
08/11/2010CN101797614A Shearing and clamping device for upsetter and shearing and clamping operating method
08/10/2010US7770430 Shell press, and die assembly and associated method therefor
08/05/2010US20100192661 Method and apparatus for producing a planar implant for a human or animal body
08/04/2010CN201537673U Improved electro-hydraulic hammer
08/04/2010CN201537672U Vehicle steering knuckle forging die
08/04/2010CN201537671U Hammer rod structure of electrohydraulic hammer
08/04/2010CN101795795A Die press assembly for powder pressing
08/04/2010CN101791674A Lifting mechanism of forging manipulator
08/04/2010CN101791673A Crankshaft production method and production apparatus
08/04/2010CN101791672A Method for solving blank terminal twist of long bar in process of roll forging and drawing-out
08/04/2010CN101791671A Precision forging method of titanium alloy blade
08/04/2010CN101386052B Precision forging method of railroad car fastener and die using in the method
08/04/2010CN101332488B Cold-forging technique of gear shaft
08/03/2010US7765851 Vehicle panel pulling devices
07/2010
07/29/2010WO2010084982A1 Member coated with hard film and jig for forming
07/29/2010DE102009005706A1 Forming machine for manufacturing blank from wire like or rod like semi finished product, has camera, stop and motor connected with electronic control device such that blanks are separable from preset volume of product by separation device
07/28/2010EP2210686A1 Press for hot pressing billets and the like
07/28/2010CN101786136A Three-dimensional positioning clamping mechanical hand in engine valve electrical-upsetting hot-forging forming procedure
07/28/2010CN101786135A Mould for locking ring of wheel type construction mechanical wheel
07/27/2010US7761995 Gear wheel with a multiple helical toothing, pressed in one part, and a method and device for manufacturing the same
07/27/2010CA2366500C Tungsten carbide coatings and process for producing them
07/21/2010CN201530133U Dual-cylinder double-frame plate-frame type hydraulic press with large table-board of 20,000 and 30,000 tons
07/21/2010CN101780518A Forming technology for forging seamless steel pipe with large diameter and extra thick wall under ultrahigh pressure
07/21/2010CN101780513A Stamp forging mould
07/21/2010CN101491822B Free-forging shortening method and anvil at ultralimit aspect ratio
07/20/2010US7757538 Embossing plate with a three-dimensional structure for the production of documents by a hot-cold laminating press
07/20/2010US7757536 Plate-shaped workpiece positioning structure for hot press forming
07/14/2010EP2205378A2 Core rod forging for precise internal geometry
07/14/2010CN201524766U Internal bevel gear or spiral involute internal spline plastic precise forming device
07/14/2010CN201524762U Pressure-sizing insert-block type mold for an engine column blank
07/14/2010CN201524761U Universal assembling die
07/14/2010CN201524760U Whole frame closed type pressure machine body
07/14/2010CN101773975A Board upsetting and shaping die
07/14/2010CN101773974A Forming die for improving blank forging penetration of long shaft type forge piece
07/13/2010US7755002 Jig for gripping panel
07/08/2010US20100170321 Bandolier with laterally offset and spaced work piece
07/07/2010CN201520070U Die height adjusting device of slide in press
07/07/2010CN201520026U Universal die
07/07/2010CN201519735U roll forging die enabling support arm to achieve bending on roll forging machine
07/07/2010CN101767175A Three-center positioning method for manufacturing of pipe nozzle of main steam super pipeline
07/07/2010CN101767174A Loose tooling upsetting device of continuous upsetting heads at both ends of long rod material
07/07/2010CN101767173A Drill stem thickening process and thickening module
07/01/2010WO2010073878A1 Forging method, molding device for forgings, and tripod uniform motion universal joint
07/01/2010WO2010073877A1 Forging method, closed forging mold and tripod uniform motion universal joint
06/2010
06/30/2010CN201516488U Hot press forge presser upward ejecting device
06/30/2010CN201516487U Punch rod with quincunx shape inside
06/30/2010CN101758157A Large forging mold of integral disc-shaft forging piece formed by similar isothermal forging
06/30/2010CN101758156A Combined lower crossbeam of large free forging hydraulic machine
06/30/2010CN101758155A Combined sliding block of large free forging hydraulic machine
06/30/2010CN101758078A Special-shaped ring forgeable piece tool for vehicle hub
06/23/2010CN201511758U Hub and special mold for manufacturing the same
06/23/2010CN201511097U Hot forging die upper die automatic demolding device
06/23/2010CN201511096U Forging mould used for processing lug bosses at end part of axle
06/23/2010CN201511095U Core die drawing and inserting device of inside and outside shaping rotary swaging machine
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