B21D 28 - Shaping by press-cutting; Perforating

Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707)
07/2013
07/18/2013	DE102008009856B4 Verfahren zur Herstellung von Anlaufscheiben-Halbringen A process for the production of thrust washers half-rings
07/17/2013	EP2508274B1 Method and device for increasing the bearing area of a fine blanked workpiece with a tooth, a tooth section or the like
07/17/2013	CN203061701U Lateral punching die for pot cover
07/17/2013	CN203061657U Novel channel steel punching mold
07/17/2013	CN203061656U Electric door crossbar punching drill bit
07/17/2013	CN203061655U Forge piece punching die
07/17/2013	CN203061654U Machining, trimming and punching die of stamping part
07/17/2013	CN203061653U Punching device
07/17/2013	CN203061652U Floating type up-and-down hydraulic punching mechanism
07/17/2013	CN203061651U Special-shaped punching machine
07/17/2013	CN203061650U Quick and simple locating device for punching of section bars
07/17/2013	CN203061649U Perforating machine module
07/17/2013	CN203061648U Axle housing middle section half blanking die
07/17/2013	CN203061647U High-precision double-guidance edge trimming device
07/17/2013	CN203061646U Punch of automobile die
07/17/2013	CN203061645U Notching die
07/17/2013	CN203061644U Washer blanking die set
07/17/2013	CN203061643U Female die for narrow and long stamping part
07/17/2013	CN203061642U Braking pedal support cutting mould
07/17/2013	CN203061641U Processing device for one set of door
07/17/2013	CN103203409A Pipe fitting production line
07/17/2013	CN103203408A Automatic lateral face punching mould of multi-station molding machine
07/17/2013	CN103203407A Combined die punching equipment
07/17/2013	CN103203406A Large-sized blanking die
07/17/2013	CN102527822B Processing and cutting mold for front column inner skin of miniature vehicle
07/17/2013	CN102366776B Plate feeding device for support central pipe of filter
07/17/2013	CN102240729B Semi-suspension compound punching die
07/17/2013	CN102189170B Notch blanking die for reel iron core clamp
07/17/2013	CN101678481B Fluid distributor apparatus and punching method
07/11/2013	WO2013103267A2 Method for molding support patterns
07/11/2013	WO2013103266A2 Method for forming support pattern
07/11/2013	US20130174626 Work-punching device, work-punching method, and method for producing element for continuously variable transmission
07/10/2013	CN203045889U Section bar perforating machine
07/10/2013	CN203044715U Steel tube flaring and punching device
07/10/2013	CN203044664U Continuous fracture punching die
07/10/2013	CN203044652U Novel progressive die
07/10/2013	CN203044641U Twitching side-punching die
07/10/2013	CN203044640U Stripper plate inner sliding block die
07/10/2013	CN203044639U Wedge forcedly-returning mechanism
07/10/2013	CN203044638U Side punching die of pipe fitting
07/10/2013	CN203044637U Forging precision thermal punching mold
07/10/2013	CN203044636U Punching head for drilling of mould
07/10/2013	CN203044635U Motorized numerical control mesh opening punching device
07/10/2013	CN203044634U Rapid waste suction device die
07/10/2013	CN203044633U Automobile sensor magnetic core circle-rolling precision mould
07/10/2013	CN203044632U Uncoiling-blanking mould
07/10/2013	CN203044631U Punch shank structure of single-trough punch press
07/10/2013	CN203044630U Sheet metal cutting die structure
07/10/2013	CN203044629U Fuel tank upper cover circular arc machining die
07/10/2013	CN203044628U Novel edge cutting die
07/10/2013	CN203044627U Auxiliary locating ruler for punching machine
07/10/2013	CN203044626U Material strip cropping device
07/10/2013	CN203044625U Automatic feeding nut grooving device
07/10/2013	CN203044624U Rolling and stamping type nickel plate pulverizer
07/10/2013	CN203044623U Tool using 315-ton edge-cutting pressing machine to carry out edge cutting on long-shaft forged pieces
07/10/2013	CN203044614U Draught fan air duct spinning process device for heavy-load locomotive
07/10/2013	CN203044599U Adjustable multipurpose clamp
07/10/2013	CN203044576U Jig for detecting punched hole on back plate of light-emitting diode (LED) display device
07/10/2013	CN1993193B Work subject material, surface protection sheet and method of working
07/10/2013	CN103192428A Piece shape fast switching length cutting die
07/10/2013	CN103191973A Stamping die
07/10/2013	CN103191972A Longitudinal knife of air conditioner fin die
07/09/2013	CA2686479C Die for punching sheet metal and sheet metal punching apparatus having the die
07/05/2013	DE202013102592U1 Rotative Trägerhalbschale mit einer Mittellage aus verdichteten Fasern für ein Stanzwerkzeug Rotary support half-shell with a middle layer of compacted fibers for a punch
07/05/2013	DE202012003596U1 Ständerwerkstanze für maximale Stegausschnitte in Profilen von Metallständerwänden Stud frame punch for maximum web clippings in profiles of metal stud walls
07/04/2013	WO2013097029A1 Solar collector
07/03/2013	EP2610019A1 Tool die for a tool unit
07/03/2013	DE202013102487U1 Stanzmaschine mit reduzierter dynamischer Verformung durch optimierte Krafteinleitung Punching machine with reduced dynamic deformation due to optimized application of force
07/03/2013	CN203030774U Novel notching clamping assembly
07/03/2013	CN203030712U Melt punching mould
07/03/2013	CN203030711U Punching machining die of transverse beam installing plate of instrument panel
07/03/2013	CN203030710U Hand-operated punching machine
07/03/2013	CN203030709U Power transmission mechanism with shock absorber arranged outside
07/03/2013	CN203030708U Four-cylinder engine cylinder sealing sheet blanking die
07/03/2013	CN203030707U Motor iron core blanking die with floating female die
07/03/2013	CN203030706U Stamping die used for cutting off structural steel
07/03/2013	CN203030705U Plate blanking die
07/03/2013	CN203030704U Stamping die
07/03/2013	CN203030703U Stamping tool with bridge wedge
07/03/2013	CN203030702U Edge cutting die device
07/03/2013	CN203030701U Die for processing vacuum cup sealing water neck
07/03/2013	CN203030700U Automatic punching machine for automobile guide rail
07/03/2013	CN103182624A Machining technology of automobile vent-pipe
07/03/2013	CN103182458A Angle steel punched hole positioning devices, angle steel punching equipment and angle steel positioning and punching method
07/03/2013	CN103182419A Stamping die
07/03/2013	CN103182418A Numerical control punching machine for U-shaped plates
07/03/2013	CN103182417A Punching technology for inner sidewalls of parts of automobile covering component
07/03/2013	CN103182416A Steel floor tile part blanking mold
07/03/2013	CN103181718A Aluminum boiler with compound bottom and manufacturing method thereof
07/03/2013	CN102357587B Fine blanking mould of thick plate
07/03/2013	CN102303073B Trimming die structure for mobile phone casing
07/03/2013	CN102189179B Automatic trimming and reshaping integrated automobile stamping die and stamping process thereof
06/2013
06/27/2013	WO2013092476A1 Die for a punching device
06/27/2013	US20130163937 Adapter for optical fiber connector
06/27/2013	US20130160622 Laminated body manufacturing apparatus, and laminated body manufacturing method
06/27/2013	DE102011121904A1 Method for manufacturing recess in metal sheets for motor car wheel suspension, involves introducing target contour of recess to extend sectional contour such that recess is introduced in the metal sheet
06/27/2013	DE102011089682A1 Matrize für eine Stanzvorrichtung, Stanzwerkzeug für eine Stanzvor-richtung mit einer solchen Matrize sowie Verfahren zum Heraus-schneiden von Werkstückteilen aus Werkstücken mit einer entspre-chenden Matrize Template for a punching device, punching tool for Stanzvor-direction with such die and method for out-of-cut workpiece parts of workpieces with a corre-sponding matrix
06/27/2013	CA2857103A1 Die for a punching device
06/26/2013	CN203018626U Positioning head facilitating mold perforation
06/26/2013	CN203018547U Automatic liner punching and forming production line

1 ... 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 ... 128