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)
04/2014
04/16/2014CN102699210B Gear shaving rotary cutting mechanism in stamping die
04/16/2014CN102500691B Core mould for flow forming of piece with cross inner tendon and de-moulding method of core mould
04/16/2014CN102489571B Hard tube end forming equipment and forming method
04/16/2014CN102441611B Die for forming cylinder on lateral surface of workpiece
04/09/2014EP2716378A1 Hot press molding method and hot press molding die
04/09/2014EP2715263A1 A method and an apparatus for reducing the heat loss in a heated workpiece
04/09/2014CN203530380U Thermal forming and quenching integrated machine tool for major axis type parts
04/09/2014CN203527911U Hand-operated stamping device
04/09/2014CN203526391U Magnetic sliding mechanism
04/09/2014CN203526389U Anti-sticking die
04/09/2014CN203526363U Engine oil pipe processing device
04/09/2014CN203526362U Hydraulic quick moving device of steel pipe gag straightener mould
04/09/2014CN203526361U Installing vehicle for punching die
04/09/2014CN203526360U Composite unequal-diameter elliptical punch mold for boiler and pressure vessel
04/09/2014CN203526359U Joint-line-free mold structure for zinc alloy square buckles
04/09/2014CN203526358U Front end cover forming die
04/09/2014CN203526357U Front end cover drawing and punching die
04/09/2014CN203526356U Rear end cover tensile convex die
04/09/2014CN203526355U Pollution-free cold extrusion forming mold for packaging container flange
04/09/2014CN203526354U Corner brace primary forming die
04/09/2014CN203526353U Crystal oscillator base seat stamping die
04/09/2014CN203526352U Automobile damper sealing bottom cover shaping mould
04/09/2014CN203526351U Bolt type intermediate mould used for processing expansion joint
04/09/2014CN203526350U Rotary intermediate mould used for processing expansion joint
04/09/2014CN203526349U Multi-curved-surface disc processing die
04/09/2014CN203526348U Outer mold of crystallizer copper pipe
04/09/2014CN203526347U Automobile side surrounding outer plate sample piece die
04/09/2014CN203526346U Drawing mold with puncturing technology
04/09/2014CN203526345U High-friction composite brake shoe steel backing mold for railway vehicle
04/09/2014CN203526344U Hyperphosphate brake shoe steel backing reinforcing plate cutting mold for railway vehicle
04/09/2014CN203526343U Novel stamping die
04/09/2014CN203526342U Molding die female die for machining panel of electric cooker
04/09/2014CN203526341U Progressive die used for machining slide way wall plates of car seats
04/09/2014CN203526340U Protrusion extruding structure without concave hole
04/09/2014CN203526339U Waste discharge device in die
04/09/2014CN203526338U Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder
04/09/2014CN203526337U Twisting die for flat steel
04/09/2014CN203526336U Protection device of stamping die
04/09/2014CN203526335U Upper knife of bending machine
04/09/2014CN203526334U Multi-angle bending machine upper cutter
04/09/2014CN203526333U U-type profiling mold facilitating demolding
04/09/2014CN203526332U Alloy rolling die
04/09/2014CN203526331U One-step bending forming mechanism of metal parts
04/09/2014CN203526330U Stretched punching pin
04/09/2014CN203526329U Lower template of reverse side stretching die
04/09/2014CN203526328U Blanking punching die
04/09/2014CN203526327U Clamping hoop die
04/09/2014CN203526326U Multi-stage continuous fine blanking mold of fixed annular gear
04/09/2014CN203526325U Alloy stamping component
04/09/2014CN203526324U Roller press for producing ceiling radiant panel
04/09/2014CN203526286U Flanging press molding mechanism
04/09/2014CN203526284U Anchor rod manufacturing machine
04/09/2014CN203526278U Profile coiler
04/09/2014CN203526244U Steel plate leveling machine
04/09/2014CN103710081A Steel tube diameter expanding oil composition and uses thereof
04/09/2014CN103707444A Elastic mold
04/09/2014CN103707066A Device and method for hot stamping
04/09/2014CN103706717A Manufacturing method for hot-shaped die
04/09/2014CN103706716A Method for hot-spinning accurate temperature control of titanium alloy thin wall component
04/09/2014CN103706715A Template turning device of multi-station progressive die
04/09/2014CN103706714A High-frequency straight-seam welded pipe forming machine die quick changer
04/09/2014CN103706713A Punching die and punching switching mechanism thereof
04/09/2014CN103706712A Limiting module for die and method for limit by utilizing same
04/09/2014CN103706711A Platform adjusting device and flexible stamping production line with same
04/09/2014CN103706710A Stamping mold of special-shaped connecting pipe
04/09/2014CN103706709A U-shaped plug board stamping die and U-shaped plug board stamping method
04/09/2014CN103706708A Guide plate bending die
04/09/2014CN103706707A High-strength steel sheet stamping hot forming die and formula of copper alloy for making inserts thereof
04/09/2014CN103706706A Marking and chamfering die for spokes
04/09/2014CN103706705A Precision flanging die
04/09/2014CN103706704A Punching switching mechanism in die
04/09/2014CN103706695A Busbar twisting die
04/09/2014CN103706691A Device and method for bending and forming metal sheet through electronic universal testing machine
04/09/2014CN103706685A Numerical control plate rolling machine
04/09/2014CN103706682A Die sleeve cluster combined type micro-bending device and method
04/09/2014CN103706672A Lossless repair method for sheet metal
04/09/2014CN102794365B Full-automatic mould change device of numerical control turret punch press
04/09/2014CN102626752B Adjustable mold base of punching machine
04/09/2014CN102615181B Continuous punching die suitable for punching automobile brake pad and punching method
04/09/2014CN102259130B Manufacture method of lockset assembly and lockset assembly manufactured thereby
04/09/2014CN102228938B Stamping die for producing socket iron shell of secure digital (SD) memory card
04/09/2014CN102019323B Stamping tool and treatment method for stamping tool surface
04/03/2014DE102013013361A1 Device for manufacturing bonnet of passenger car, has rebate bracket whose shaping region is provided with mold bevel, where metal sheet rebate of skin paneling part is shaped by mold bevel to form wedge rebate
04/03/2014DE102013011419A1 Press hardening a circuit board, by inserting printed circuit board into press hardening tool, and subjecting board with first pressing force and second pressing force that is applied independently to first pressing force
04/03/2014DE102012210960A1 Filling device for metal plate press processing mold, has eccentric mechanism provided with filling piece for filling kinematic locking device, and eccentric disk supported on eccentric disk accommodating part
04/02/2014CN203510792U Push-pull device of wine box die
04/02/2014CN203510180U Hub spinning moving die containing structure
04/02/2014CN203508860U Hooping device for steel hoop
04/02/2014CN203508858U Processing device for hard support of annuloplasty ring
04/02/2014CN203508857U Outer end cover of preheating head of toothpaste tube making machine
04/02/2014CN203508849U Sizing male die for bottom cover
04/02/2014CN203508825U Pipe fitting necking down equipment
04/02/2014CN203508817U Hardware piece punch forming and nut riveting continuous production line
04/02/2014CN203508814U Trimming male die of front-end cone of automobile silencer
04/02/2014CN203508813U Novel hydraulic angle steel angle forming machine
04/02/2014CN203508812U Die-cutting machine die plate fixing device
04/02/2014CN203508811U Servo driving mould replacing device
04/02/2014CN203508810U Stamping mechanism capable of return control
04/02/2014CN203508809U Installing structure for continuous drawing male dies of aluminum shell strip
04/02/2014CN203508808U Die pressing bar system capable of bidirectional locating
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