Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 37 - Tools as parts of machines covered by this subclass
Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804)
11/2012
11/06/2012US8302450 Incremental forging
11/01/2012WO2012148233A2 Metal product having internal space formed therein and method of manufacturing thereof
11/01/2012WO2012146602A1 Method and device for producing flanged drawn parts with simultaneous trimming
11/01/2012WO2012146601A1 Method and device for producing flangeless drawn parts
11/01/2012WO2012088244A3 Gas spring mounting assembly and method for metal forming dies
11/01/2012US20120273098 Method for producing a structural sheet metal component, and a structural sheet metal component
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
10/31/2012CN202507473U Punch forming two-in-one die
10/31/2012CN202506756U Pipe necking die assembly
10/31/2012CN202506753U Mechanical die removing device of punch
10/31/2012CN202506752U Press cylinder type mould taking device of punch
10/31/2012CN202506751U Novel composite die frame for rapid die
10/31/2012CN202506750U Adjustable expansion die frame for rims
10/31/2012CN202506749U One-step forming mould for longitudinal member of car frame
10/31/2012CN202506748U Round steel and round pipe bending mould
10/31/2012CN202506747U Resilience reducing device for bending die
10/31/2012CN202506746U Bender upper die for processing closed workpieces
10/31/2012CN202506745U Quick-change male die device of stamping die
10/31/2012CN202506744U Hot stamping die for lock catch
10/31/2012CN202506743U Hoop forming die
10/31/2012CN202506742U Automatic punching die
10/31/2012CN202506741U Precision hole repairing die
10/31/2012CN202506740U Transverse-opening mould for handle of tubular tool
10/31/2012CN202506739U Small bulge opening mould for tubular tool handle
10/31/2012CN202506738U Die for forming round pointed end on tubular tool handle
10/31/2012CN202506737U Once forming mould for threading bracket
10/31/2012CN202506736U Traceless pressing die of numerical-control bending machine
10/31/2012CN202506735U Lug-coiling edge-extruding die for plate spring reed
10/31/2012CN202506734U Automobile wheel mould with hot-pressed super-hard die plate insert
10/31/2012CN202506733U Split male die structure of drawing die
10/31/2012CN202506732U 330ml steel draw punch of 202 necked-in can type for two-piece can
10/31/2012CN202506731U Mould for producing automobile latch hook parts
10/31/2012CN202506730U Downward transmission double contact riveting die of electric contact
10/31/2012CN202506729U Automobile panel punch forming die
10/31/2012CN202506728U Improved structure of microwave oven magnetron radiating fin installation punch
10/31/2012CN202506727U Installment punch for cooling fin of microwave magnetron
10/31/2012CN202506726U Structure for finely adjusting stamping sliding block by using eccentric shaft
10/31/2012CN202506725U Automatic forming tool of securing nut
10/31/2012CN202506710U Fixing device for oil pipe of punching machine
10/31/2012CN202506702U Manufacture system of automobile lock hook parts
10/31/2012CN102756880A Separating and explosion proof material, as well as pressing mold and pressing method thereof
10/31/2012CN102756679A Dump truck compartment and manufacturing mould for same
10/31/2012CN102756044A Multi-station die punching mechanism for multi-station servo transposing cold-punching machines
10/31/2012CN102756041A Die for bearing retainer with claw
10/31/2012CN102756040A Multi-purpose stamping die
10/31/2012CN102756039A Air deflecting blade pressing tooling
10/31/2012CN102756038A Cold pressing die for machining section of bicycle frame
10/31/2012CN102756037A Continuous die for shell of router
10/31/2012CN102756030A Continuous punch forming device
10/31/2012CN102756029A Hot-press forming method of rear axle half shell of automobile
10/31/2012CN102756025A Bellows manufacturing machine and bellows production process thereof
10/30/2012US8298242 Systems, devices and methods for bending an elongate member
10/30/2012US8297100 Method and apparatus for making metallic casing
10/26/2012WO2012144318A1 Press forming die, and method of manufacturing press forming die protection film
10/26/2012WO2012113690A3 Method for producing an implant comprising at least one region having a surface structure, implant produced according to the method and device for performing the method
10/26/2012CA2830084A1 Press-forming mold and method for manufacturing protective film for press-forming mold
10/25/2012US20120267944 Machining tool for vehicle hub unit and vehicle hub unit
10/25/2012US20120266645 Compensation device for a press brake
10/24/2012EP2514536A1 Device and method for automated wire bending
10/24/2012EP2512702A1 Method and device for producing a half-shell part
10/24/2012CN202498174U Closing die for self-locking nut
10/24/2012CN202498171U Core column producing device and forming column moulds used by same
10/24/2012CN202498170U Split-type semi-solid metal micro-thixoforming device provided with upper demoulding mechanism and lower demoulding mechanism
10/24/2012CN202498168U Punching apparatus automatically blowing away waste material
10/24/2012CN202498157U Male die protection device
10/24/2012CN202498156U Blank buffering device of stamping die
10/24/2012CN202498155U Die slide block
10/24/2012CN202498154U Side push bending slider device applied for box type part
10/24/2012CN202498153U Bending die with over-bending effect
10/24/2012CN202498152U Simple fine blanking die
10/24/2012CN202498151U Adjustable die balancing block
10/24/2012CN202498150U Novel rotary cam return stroke structure
10/24/2012CN202498149U Rotary cam mechanism
10/24/2012CN202498148U Stamping part mould
10/24/2012CN202498147U Flanging die wear reducing device
10/24/2012CN202498146U One-shot forming press mounting die for automobile combination bush
10/24/2012CN202498145U Flanging die
10/24/2012CN202498144U Detachable-type composite material forming die
10/24/2012CN202498143U Connection ball structure of numerical control bend pipe die
10/24/2012CN202498142U Anti-loose spring plug for positioning pin
10/24/2012CN202498141U Multifunctional bent pipe mould
10/24/2012CN202498140U Mosaic structure for forging and concave mould sleeve
10/24/2012CN202498139U Rim body expanding and reshaping module
10/24/2012CN202498126U Rotary relay station used for punch press
10/24/2012CN102753278A Roller hemming processing system
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
10/24/2012CN102744335A Processing method of self-locking nut necking-in position
10/24/2012CN102744334A Ejector rod ejecting device of movable worktable of press
10/24/2012CN102744328A Method for manufacturing high strength steel plate hot stamping die
10/24/2012CN102744327A Thin-plate bending mould
10/24/2012CN102744326A Automobile front damper installation plate blanking die
10/24/2012CN102744325A Membrane flanging mould
10/24/2012CN102744324A Stamping mold for operation panel of control cabinet of electronic equipment
10/24/2012CN102744323A Bending die for multi-bending strip-shaped part
10/24/2012CN102744322A Angle device folding mold with 90-degree V-shaped inner edge
10/24/2012CN102744321A Pressure tank base forming die
10/24/2012CN102744320A Stamping die
10/24/2012CN102744319A Cold stamping assistive device and stamping process thereof
10/24/2012CN102744318A Machining tool for vehicle hub unit and vehicle hub unit
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