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)
11/2012
11/28/2012CN202555752U Combined type cold heading machine alloy die device
11/28/2012CN202555750U Punching machine capable of punching two ends
11/28/2012CN102794384A Pipe material conveying device and method
11/28/2012CN102794383A Receiving main mould structure of returning ejector pins in step-type product
11/28/2012CN102794382A Sealed forging device
11/28/2012CN102794380A Block type multidirectional forging device
11/28/2012CN102794379A Fully-hydraulic counter-blow hammer
11/21/2012CN202540305U Loading and unloading dual-claw robot of aluminum alloy wheel
11/21/2012CN202539450U Tapered roller cold upsetting cutter plate with anti-scratch design
11/21/2012CN202539449U Locking mechanism for female mold wedge of automatic forging machine
11/21/2012CN202539448U Cold finishing press
11/21/2012CN202539447U Swaging die for forging titanium alloy
11/21/2012CN202539446U Mould locking device capable of bearing bigger impact
11/21/2012CN202539445U Digital display mechanism of adjustment amount of size of female mold cavity for automatic forging machine
11/21/2012CN202539444U Mold sleeve for horizontal mold separating horizontal forging machine
11/21/2012CN202539443U Material cutting connecting rod pneumatic safety device for automatic forging machine
11/21/2012CN202539442U Automatic cold header with oil receiving disc
11/21/2012CN102785399A Novel material hitting mechanism device of press machine
11/21/2012CN102785389A Novel structure of material ejector of press
11/21/2012CN102784877A Heading process of stainless steel rivet nut
11/21/2012CN102784871A Upper anvil quick replacing and rotating device for hydraulic machine
11/21/2012CN102784870A Novel structure for manual feeder of punch
11/21/2012CN102784869A Structure of novel die set
11/21/2012CN102784868A Lattice-teeth bolt forming method and forming mold used by same
11/21/2012CN102784867A Temperature forging anti-extrusion punch structure
11/21/2012CN102784864A Process and mold for forging universal socket shell
11/21/2012CN102228948B Thermal precise forming method and device for toothed steering rocker arm shaft
11/14/2012CN202527646U Ejector mechanism
11/14/2012CN202527645U Demoulding ejection mechanism for upright oil press
11/14/2012CN202527644U Stamping head for hot stamping upsetting oil cylinder
11/14/2012CN202527643U Tripod-shaft-yoke warm forging die
11/14/2012CN202527642U Forming die for armature coil end of DC motor
11/14/2012CN102776450A Quenching heat treatment process for hot work die steel with low heat resistance
11/14/2012CN102773397A Walking closed system of forging manipulator
11/14/2012CN102773396A Device and method for fast replacing anvil block on fast forging machine
11/14/2012CN102773395A Disk spring type upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press
11/14/2012CN102773394A Upper anvil clamping, rotating and rapid exchanging system for pull-down type forging press
11/14/2012CN102773393A Shape design method of anvil for forging large forge piece
11/14/2012CN102773392A Pneumatic blocking formwork
11/14/2012CN102773391A Rear-mounted spring sliding mold structure
11/14/2012CN102773390A Large outer hexagon bolt blank hot forging and stamping mould
11/14/2012CN102773389A Hot forging and pressing mold of large inside hexagonal bolt blank
11/14/2012CN102228951B Chambering-forging forming method for aluminum alloy hub with complex structure and die thereof
11/14/2012CN102049456B Multi-ram die forging process method and die for 40Cr-steel frame type parts
11/08/2012WO2012150564A1 Press for upsetting an end of a metallic material pipe
11/08/2012US20120279273 Manufacturing method of press product and press forming apparatus
11/07/2012CN202516994U Workpiece gripping device
11/07/2012CN202516993U Lower die sleeve for forging die
11/07/2012CN202516992U Cold pressing spring-die device
11/07/2012CN202516991U Mold capable of improving finishing accuracy of universal joint sliding sleeve
11/07/2012CN202516990U Large energy-saving water-cooling air hammer
11/07/2012CN102764844A Sprocket-drive flatcar translation mechanism
11/07/2012CN102764843A Method and die for processing bolt
11/07/2012CN102764842A Screw mould initial punching device
11/07/2012CN102764841A Core mold and shaping method for shaping strip annular internal reinforced rib rotary body thin-wall part
11/07/2012CN102218491B Rotary swaging forming equipment
11/07/2012CN102172757B Hole-reaming forming technology for internal and external specially-shaped surfaces
11/07/2012CN102125977B Automobile speed changer engaging gear integral tapering and forming mould
11/07/2012CN102114517B Displacement-force compound control lifting system for forging manipulator
11/06/2012US8302453 Apparatus and method for attaching edging to a sheet
11/06/2012US8302450 Incremental forging
11/01/2012US20120273097 Sputtering targets, sputter reactors, methods of forming cast ingots, and methods of forming metallic articles
10/2012
10/31/2012DE102011018850A1 Device, particularly molding tool, for reshaping and partial press hardening of workpiece made of hardenable steel in automobile industry, has heatable tool part with mold surface shell and supporting mold body
10/31/2012CN202506788U Car part forging die
10/31/2012CN202506787U Rotary work bench for forging and stamping work-piece
10/31/2012CN102756066A Front and back lifting hydraulic system for energy-saving forging manipulator
10/31/2012CN102756064A Forging press main machine
10/24/2012CN202498185U Ball cage forging module with guiding
10/24/2012CN202498184U An automobile semi-axle forging and stamping combined die
10/24/2012CN202498183U Auto semiaxis forging and pressing die
10/24/2012CN202498182U Large-diameter die with requirements on positions of inner ring and outer ring
10/24/2012CN102744577A Stainless steel heavy type expansion screw rod and molding process thereof
10/24/2012CN102744570A Three-step aluminum alloy hub producing method and forging dies and spinning dies used by same
10/24/2012CN102744568A Bar thick tampering rotating forging bending hot forging process for impeller cover disc of large-scale centrifugal fan
10/24/2012CN102744347A High-temperature forge piece ejecting device
10/24/2012CN102744344A Knife back forming machine
10/24/2012CN102744343A Forging method of thin-wall drill bit and through diameter reducing die
10/24/2012CN102744342A Method for forging cutting-tooth forge piece
10/17/2012CN202490911U Valve roughcast processing device
10/17/2012CN202490909U Bending die-forging finishing mold for crank blank of low-speed diesel engine
10/17/2012CN202490908U Low-speed diesel engine crank bend die forging forming die
10/17/2012CN102729020A Method for machining cutter and dedicated mold
10/17/2012CN102728765A Annular part fixture
10/17/2012CN102728764A Lifting mechanism of parallel connecting lever type large-tonnage forging manipulator
10/17/2012CN102728763A Lifting mechanism of rear suspension rod-inclined oscillating lever type forging manipulator
10/17/2012CN102728762A Flanging and moving device for longitudinal beam pressing moulds
10/17/2012CN102728761A Mould accuracy adjusting device
10/17/2012CN102728760A Aluminum alloy rotor forming die and method thereof
10/17/2012CN102728759A Rotary heating one-die two-stamping soft feeding automatic warm upsetting forming machine
10/17/2012CN102728758A One-die two-stamping automatic warm upsetting forming machine
10/17/2012CN102728757A Hammer forging device for forming complicated long-axis forgings applied to radial forging machine
10/10/2012CN202480416U Driving and adjusting device of hydraulic machine travelling table
10/10/2012CN202479425U Material feeding device of upsetting machine
10/10/2012CN202479424U Four-station turnout die
10/10/2012CN202479423U Mould for forming external gear of gear shaft produced by precision forging
10/10/2012CN202479422U Precisely forging and forming die of gear shaft
10/10/2012CN202479421U Squaring mould for big shifting-fork forging piece
10/10/2012CN202479420U Die forging electrode with deckle edge slot bridge section
10/10/2012CN202479419U Multidirectional closed-type device for hot extrusion composite forging die
10/10/2012CN202479416U Large railhead refined forging press
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