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 28 - Shaping by press-cutting; Perforating
Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707)
10/2010
10/27/2010CN101454092B Programmable apparatus and method for body panel and clinch nut attachment
10/26/2010US7818987 Method and apparatus for trimming a can
10/21/2010WO2010119839A1 Punch die and method of supplying lubricating oil
10/21/2010US20100264018 Ag base sputtering target and process for producing the same
10/20/2010EP2241390A1 Radiator manufacturing method and aligning-and-moving mechanism thereof
10/20/2010EP2241388A1 Aerial cam shock absorbing member in a cam device and mounting method thereof
10/20/2010EP2241387A1 Aerial cam for forming dies
10/20/2010EP2240288A2 Method for producing a break in a chassis section of a motor vehicle as necessary
10/20/2010CN201609732U 钢砂铝块冲剪整形设备 Grit aluminum block punching orthopedic equipment
10/20/2010CN101862788A Pipe fitting punch die based on flexible slide block
10/20/2010CN101862787A Omnibearing perforating mold based on solid particle medium pressure
10/20/2010CN101862786A Precious omni-directional punching die
10/20/2010CN101862785A Burr-free punching process for metal sheet
10/20/2010CN101862784A Translation type synchronous high-speed sheet stamping device
10/20/2010CN101497098B Punching mould core set
10/14/2010WO2010117317A1 Method of manufacturing of a formed product and use of the metod
10/14/2010DE102009003719A1 Method for punching holes on paper sheets, involves mapping characteristic or motive from out of resultant stitch punches on flat web material, and arranging cutting element with outer surface of punching cylinder
10/14/2010CA2758057A1 Method of manufacturing a formed product
10/13/2010EP2238852A1 Closing hook for ski boot and other sporting footwear and manufacturing method thereof
10/13/2010CN201603809U 一种铰链无废边冲裁模具 One kind of hinge-free scrap punching die
10/13/2010CN201603800U 阶梯冲孔模具 Ladder punching die
10/13/2010CN201603799U 壳体立面冲孔一次成型的模具 Housing façade punching forming molds
10/13/2010CN201603798U 可调整外径的穿芯机构 Adjustable diameter through the core institutions
10/13/2010CN201603797U 切割装置 Cutting device
10/13/2010CN201603796U 手机五金旋切扣位模具 Phone hardware peeling buckle bit mold
10/13/2010CN101856692A Moving adjusting mechanism for transverse cutting sub-die
10/13/2010CN101367106B Waste material discharging structure of vehicle body cladding element punch mould
10/13/2010CN101357436B Manufacturing method of combined frame and stamping device thereof
10/13/2010CN101176897B Cutting-edge method and mold thereof
10/07/2010WO2010112126A1 Punching tool
10/07/2010WO2010078943A3 Apparatus for machining workpieces using a press or the like
10/07/2010US20100251869 Multi-row punch die
10/07/2010DE102006019238B4 Schiebearmstanze Schiebearmstanze
10/06/2010EP2236850A1 Manufacturing method for brake disk and brake disk
10/06/2010CN201596715U 平板载带成型机冲孔模具的辅助压料机构 Flat-panel set with machine punching die auxiliary binder mechanism
10/06/2010CN201596709U 焊管拍平冲孔模 Pipe pat punching die
10/06/2010CN201596706U 硅钢片v字口冲剪定位装置 Silicon v word of mouth punching positioning device
10/06/2010CN201596670U 汽车轮胎模具的导环异形环锻件工装 Car tire mold tooling guide ring shaped ring forgings
10/06/2010CN101851821A Process for producing flat metal heald for shuttleless loom
10/06/2010CN101850383A Combined mechanism of blanking die
10/06/2010CN101161364B Positioning device of long pipe perforating die with heterogeneous distribution hole
10/05/2010US7806031 Device for finely cutting workpieces from a material
09/2010
09/30/2010WO2010108486A2 Stamping method and workpiece produced therewith
09/30/2010WO2010108478A1 Tool component and machine tool
09/30/2010WO2010108477A2 Punching tool and machine tool comprising said tool
09/30/2010WO2010108476A1 Compensating shim for compensating the regrinding length
09/30/2010US20100242564 Quenched and tempered joint cage
09/30/2010US20100242243 Probrammable Rollfromer for Combining an Architectural Sheet with a Solar Panel and Method
09/30/2010DE102009001812A1 Device for punching springs for arrows, has triggering device comprising two release units, where one release unit contains locking block that unit is engaged or disengaged against locking device of operating lever arm of other release unit
09/29/2010EP2233221A2 Punching device for a progressive die punching machine for metal punched parts
09/29/2010CN201592219U Wheel rim flattening and punching die
09/29/2010CN201592218U Check ring guiding notch-cutting die
09/29/2010CN201592217U Concentric locating device for punching sheet of punch
09/29/2010CN101847713A Continuous sheet-making machine
09/29/2010CN101844381A Anti-rotation positioning device used for rows of mold cores or punch heads
09/29/2010CN101844175A Numerical control punching machine for longitudinal beam of automobile
09/29/2010CN101844174A Press machine
09/29/2010CN101439378B One-shot forming mold for driving wheel of automobile air conditioner clutch
09/28/2010US7802365 Window component scrap reduction
09/23/2010WO2010106902A1 Die holder mounting structure
09/23/2010US20100236316 Sheet Metal Blank Having a Homogeneous Thickness Transition
09/23/2010DE102009013223A1 Workpiece i.e. strip material, punching device, has upper tool arranged in retaining plate, where decoupling of upper tool against downward movement of retaining plate is triggered by control unit after completion of punching operation
09/23/2010DE102008051804B4 Verfahren und Vorrichtung zum Abscheren von Durchstellzapfen Method and apparatus for shearing through adjustment pin
09/22/2010EP2229069A1 Method for producing closure elements for metal touch-and-close fasteners and closure element produced according to the method
09/22/2010CN201586699U Punching die
09/22/2010CN201586698U Transformer positioning and punching tool for motor train unit
09/22/2010CN201586697U Punching press with replenishing valve on ground
09/22/2010CN201586696U Aluminum material punching device driven by pressure-doubling cylinder
09/22/2010CN201586695U Steel backing chamfering equipment
09/22/2010CN201586694U Pole piece cutter
09/22/2010CN101837402A Automobile shift lever die cutting die
09/22/2010CN101837401A Automobile door bumper die cutting die
09/16/2010WO2010104134A1 Metal joint body, metal joining method, and metal joining device
09/16/2010US20100229616 Metal fixing material bushing and method for producing a base plate of a metal fixing material bushing
09/15/2010EP2228150A1 Producing stacked lamina elements by combining a cut out and a stacking procedure
09/15/2010CN201579330U Free forging punching fixture
09/15/2010CN201579329U Combined punching machine of door hole of anti-theft door
09/15/2010CN201579328U Copper bar processing template
09/15/2010CN1915643B Make-up machine
09/15/2010CN101829884A Manufacturing method of prestressed porous anchor plates
09/15/2010CN101829733A Punching/hole flanging die for internal supporting tube of auto shock absorber
09/15/2010CN101829725A Production line and process for punching U-shaped beam
09/15/2010CN101829724A Small hole rapid molding process
09/15/2010CN101829723A Novel pneumatic punching machine
09/15/2010CN101224478B Pneumatic radial impact blanking machine
09/14/2010US7793530 Durable enlarged forming tool technology
09/10/2010WO2010101531A1 Assembly and method for improved singulation
09/10/2010WO2010101094A1 Punching die
09/08/2010CN201572851U Drawing and chamfering mechanism for stamping and forming die
09/08/2010CN201572844U Metal stamping die common die-set
09/08/2010CN201572842U Angle iron supporting leg twinning stamping device of 45-degree oblique angle
09/08/2010CN101823099A Punch needle
09/08/2010CN101823098A Support sheet mechanism of numerical control servo high-speed puncher
09/08/2010CN101823097A Blade fixing structure of slit sub-die
09/08/2010CN101823094A In-mould wire extrusion multi-position composite progressive die manufacturing process
09/08/2010CN101462137B Pipe wall punch machine
09/07/2010US7788804 Linear compressor and method of producing the same
09/02/2010WO2010075915A3 Method and device for producing a cage of a rolling bearing
09/02/2010DE102009007377B4 Vorrichtung und Verfahren zum Aufweiten und Auffangen von Butzen zur Anwendung beim Innenhochdruck-Umformen Apparatus and method for expanding and collecting slug for use in internal high-pressure forming
09/02/2010DE10144136B4 Verfahren und Vorrichtung zum Einbringen einer Öffnung in ein Werkstück Method and device for making an opening in a workpiece
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