Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707)
02/2010
02/10/2010CN201399542Y Tooling part for impact extrusion ring of electro-liquid servo-valve nozzle component
02/10/2010CN201399540Y Blanking die
02/10/2010CN201399529Y Air-pressure type punching mould
02/10/2010CN201399528Y Sealing washer thrust mould
02/10/2010CN201399527Y Square tube stamping die
02/10/2010CN201399526Y Standing stamping machine capable of being arranged and integrated
02/10/2010CN201399525Y Transversal edge cutting machine for drawn part
02/10/2010CN201399524Y Oil pressure trimming zone punching device
02/10/2010CN101642790A Column tube single face square opening punch forming processing method
02/10/2010CN101642789A A method of forming a boss in a plate
02/10/2010CN101642788A Angle cutting mold
02/09/2010US7659490 Systems for processing plate-like workpieces
02/06/2010CA2674401A1 Punch device for piercing hydro-formed member
02/04/2010WO2010013818A1 Sheet shearing method
02/04/2010WO2010013531A1 Blanking die
02/04/2010WO2010012546A1 Locking system for a rotatable part
02/04/2010US20100024511 Method and Installation for Applying Foil Material onto Successive Sheets
02/03/2010CN201394609Y Circular tube spiral hole rolling machine
02/03/2010CN201394608Y Automatic punching device of color mixer
02/03/2010CN201394607Y Die for opposite cutting of vibration damper inner lining
02/03/2010CN101637979A Servo-drive system and continuous processing system for press machine
02/03/2010CN101637794A Novel mould material in-frame four-point positioner
02/03/2010CN101637793A Radial expansion type punch
02/03/2010CN101637792A Punch forming device of guide grooves of energy-absorbing box of automobile anti-collision rod
02/03/2010CN100586673C Stamping system for manufacturing high-precision tolerance parts
02/03/2010CN100586604C Single forming technique of stainless steel clamp and clamp forming mould
02/02/2010US7654002 Side member for a vehicle
01/2010
01/30/2010CA2674058A1 Hydraulic cylinder with three positive position stops
01/28/2010US20100018276 Sheet metal rocker arm with integrally formed cross member
01/28/2010DE102009034542A1 Bearbeitungseinheit sowie Verfahren für die Bearbeitung eines Werkstücks mit einem Bearbeitungswerkzeug Processing unit and method for processing a workpiece with a machining tool
01/28/2010DE102009031501A1 Werkzeug und Verfahren zum Bilden eines Gewindelochs in einem einzigen Durchgang Tool and method of forming a threaded hole in a single pass
01/27/2010EP2146811A2 Punching machine.
01/27/2010CN201389740Y Machine for forming front fork stem of bicycle
01/27/2010CN201389738Y Drilling machine for punching gutter and arc for medium pipe
01/27/2010CN201389669Y Coiled material punching and cutting machine
01/27/2010CN201389597Y Thin formed punch protective device
01/27/2010CN201389593Y Continuously automatic hole-punching machine
01/27/2010CN101633019A Multi-die punching die and material discharge method thereof
01/27/2010CN101633018A Punching processing technology of motor stator and rotor laminations
01/27/2010CN100585986C Stator punching slice scouring machine
01/21/2010WO2009095262A3 Method for producing a break in a chassis section of a motor vehicle as necessary
01/20/2010EP2145727A1 Sliding unit
01/20/2010EP1507608B1 Method and apparatus for forming a structural member
01/20/2010CN201385084Y Arc starting progressive forming die
01/20/2010CN201385081Y Sheet punching device
01/20/2010CN201385080Y Combined numerical control stamping equipment of large-tonnage aluminium cover
01/20/2010CN101628306A Punch structure improvement
01/20/2010CN100583110C Setup information display device and display method for processing machine
01/14/2010WO2010004980A1 Adapter for tapping, tapping metal mold, tap die, and method of detecting over-stroke of tap
01/13/2010EP2143967A1 Method of producing coned disc spring, and clutch device
01/13/2010EP2142321A1 Novel assemblies and methods for processing workpieces in ram-driven presses
01/13/2010EP2142320A1 Forming method
01/13/2010EP2069115B1 Method of processing a window fitting
01/13/2010CN201380249Y Full-automatic square metal strip gusset plate press forming machine
01/13/2010CN201380236Y Piercing punch head
01/13/2010CN201380235Y Shearing edge with equal inclination angles for punching, cutting and shearing
01/13/2010CN101623733A Rim punching machine
01/13/2010CN101623732A Punching machine
01/13/2010CN101623731A Stamping method for numerical control stamping machine tool
01/13/2010CN101623730A Punching and riveting method of combined hinge connecting sheet and device thereof
01/07/2010WO2010000389A1 Method and device for producing fine-blanked parts from a material strip
01/07/2010US20100001152 Mounting Device
01/06/2010EP2140954A1 Method and device for manufacturing finely cut sections from a strip of material
01/06/2010EP2139625A2 Die holder for fabricating press
01/06/2010CN201376048Y Quick switching mould with a plurality of submoulds for numerical control punch
01/06/2010CN201376044Y Circular pipe stamping die
01/06/2010CN201376043Y CNC punching machine tool for automobile longitudinal beam
01/06/2010CN101622086A Reorientable rotatable processing tool
01/06/2010CN100577320C Die
01/05/2010US7643967 Method of designing fold lines in sheet material
01/05/2010US7640778 Servo drive system and continuous working system of press machine
01/05/2010US7640777 Punch press with forming dies and operation method for the same
01/05/2010CA2465432C Method of manufacturing a stamped biopsy forceps jaw
12/2009
12/31/2009DE102008024971B3 Punching tool for manufacturing opening in sheet metal plate, has channel connected to drilling of sleeve, where sleeve holding plate exhibits front side, which is in connection with stencil
12/30/2009WO2009158207A1 Anti-vibration die holder technology for fabricating press
12/30/2009EP2138246A1 Tube manufactured from a planar blank and method of manufacturing such a tube
12/30/2009EP2032278B1 Method and device for producing a screw connection point
12/30/2009EP1825151B1 Metal sheet, method for fixing said metal sheet by flow drilling and assembly comprising same
12/30/2009CN201371358Y Hydraulic punching and shearing machine with die shearing device
12/30/2009CN201371197Y Manufacturing device for pipe taking shape of thin flute
12/30/2009CN201371196Y Printed circuit board perforating machine
12/30/2009CN201371195Y Numerical control punch special for medical plastic board or composite board
12/30/2009CN101612636A Method and device for punching multiple holes on square tube, and aerator manufactured by method and device
12/30/2009CN100574921C High-strength part and process for producing the same
12/29/2009US7637139 Servo drive system and continuous working system of press machine
12/23/2009WO2009153833A1 Drilling punch for sheet metal, drilling device for sheet metal including the punch, and its method
12/23/2009EP1152842B2 Roll forming using turret punch press
12/23/2009CN201366467Y High-speed precise punching die with cooling function
12/23/2009CN201366466Y High-speed precise floating punching die
12/23/2009CN101607289A Hot punching production process of high-strength angle steel
12/22/2009US7634933 Surgical needle manufacturing process
12/22/2009CA2495268C Stamping system for manufacturing high tolerance parts
12/17/2009WO2009114113A3 Holow structural members, a rail system and methods of manufacturing
12/17/2009DE102008027899A1 Through hole inserting method for motor vehicle, involves punching out part of through hole from wall of molded part, and removing part of through hole from wall, where molded part lies within groove
12/17/2009DE102008027679A1 Molded part i.e. sheet metal part, manufacturing method for construction components of automobile, involves separating molded part from raw material along separation edge, which is structured in wave-shape
12/17/2009DE102005005214B4 Mehrfachwerkzeug und Werkzeugmaschine zum Bearbeiten von Werkstücken, insbesondere von Blechen Multiple tool and machine tool for machining of workpieces, in particular metal sheets
12/16/2009CN201361659Y Edge shaping die for automobile oil pan
12/16/2009CN201361654Y Pulling device of multi-station stamping die
12/16/2009CN101605429A Method for machining rigid-flexible combination plate needing to be stamped and special die
12/16/2009CN101604036A Aperture and method for manufacturing same
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