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)
07/2012
07/04/2012CN101890451B Workpiece notch stamping device
07/04/2012CN101862788B Pipe fitting punch die based on flexible slide block
07/04/2012CN101837402B Automobile shift lever die cutting die
07/04/2012CN101637979B Servo-drive system and continuous processing system for press machine
07/04/2012CN101028678B Method and mould for forming corrugated bar materials and corrugated bar materials therefrom
07/03/2012DE202012102081U1 Von der Kurbelwelle einer Stanzmaschine angetriebener Generator Driven by the crankshaft of a punching machine generator
06/2012
06/28/2012DE102011087379A1 Method for manufacturing push plate or intermediate pressure plate for e.g. dry dual clutch in powertrain of motor vehicle, involves punching push plate and/or intermediate pressure plate from metal sheet
06/27/2012EP2468431A1 Blade structure for torque converter and process of producing the same
06/27/2012EP2468430A1 Pipe processing device
06/27/2012EP2467219A1 Floor for a heat exchanger, production method, and device for the production
06/27/2012CN202283562U 一种简单深孔冲模 A simple hole punch
06/27/2012CN202283561U 一种冲孔治具 One kind of punching fixtures
06/27/2012CN202283560U 一种空心轴钢球槽冲压成型加工模具 One kind of hollow shaft groove ball stamping molding dies
06/27/2012CN202283559U 滤清器外壳落料上模结构 Filter housing blanking punch structure
06/27/2012CN102518609A High speed punch hydraulic system
06/27/2012CN102514047A Punching die for side surfaces of products
06/27/2012CN102513784A Process for precisely forming inner ferrule blank and outer ferrule blank of bearing
06/27/2012CN102513439A Hydraulic combination punching machine for special-shaped square tubes
06/27/2012CN102513438A Method for forming pipe through hole and stamping die thereof
06/27/2012CN102513437A Method and device for machining airfoil hole on two-layer beam lining girder of automobile frame
06/27/2012CN102513436A Novel rotary cutting punch
06/27/2012CN101912914B Full-automatic multistation notching machine
06/27/2012CN101862786B Precious omni-directional punching die
06/27/2012CN101829725B Production line and process for punching U-shaped beam
06/21/2012WO2012081467A1 Apparatus and method for manufacturing workpiece stack
06/21/2012DE102011118905A1 Processing station for sheet punching and/or embossing machine, has pushrod for shifting clamping element against spring force of spring tensioning device for stopping clamping operation
06/21/2012DE102010061321A1 Verfahren zum Fräsen einer Ausnehmung in einem Werkstück und Werkstück mit einer Ausnehmung A method for milling a recess in a workpiece and the workpiece with a recess
06/20/2012EP2465717A2 Method for producing an inner door sheet with a bearing section and a door module holder
06/20/2012EP2465637A1 Workpiece holder device for fixing a board-shaped workpiece, in particular a metal sheet to a workpiece movement unit of a machine tool
06/20/2012CN202278070U 滚珠丝杆滑台式高速精密同步冲剪型材切割机 High-speed precision ball screw sliding desktop synchronization punching profile cutting machine
06/20/2012CN202278069U 折弯后行走轮张紧臂冲孔模 After walking round the bend tensioner arm punching die
06/20/2012CN202278068U 汽车油罩冲孔模具的柔性定位装置 Flexible positioning device automobile oil cap punching dies
06/20/2012CN202278067U 当圈冲孔模 When the ring punching die
06/20/2012CN202278066U 一种压缩机下壳体打孔装置 A compressor casing perforating device under
06/20/2012CN202278065U 黑色金属锻件冲锥孔成型装备 Ferrous metal forging punch cone forming equipment
06/20/2012CN202278064U 风罩自动冲边孔机 Hood automatic red edge hole machine
06/20/2012CN202278063U 落料模具 Blanking Die
06/20/2012CN202278062U Fine blanking extruding device
06/20/2012CN202278061U 电感连片剪切机 Inductance contiguous shears
06/20/2012CN102500686A Blockage preventing structure for oblique knife edge punching die
06/20/2012CN102500685A Miniature reinforcer trimming die for back-door limiter of coach
06/20/2012CN102500684A Plane tray structure
06/20/2012CN102500683A Device for cutting off copper clad aluminum busbar
06/20/2012CN102500682A Punching and processing process of plate edge copper-plated half-hole plate
06/20/2012CN102500681A Method for processing and forming pipe fitting connection end of motorcycle frame
06/20/2012CN101972810B Punching machine for punching pipes
06/20/2012CN101862784B Translation type synchronous high-speed sheet stamping device
06/20/2012CN101850383B Combined mechanism of blanking die
06/20/2012CN101154877B Linear motor control device
06/20/2012CN101010997B Small electronic casing and method for producing the same
06/19/2012US8201433 Tool set and press-forming method
06/19/2012US8201432 Plate workpiece processing with interchangeable tools
06/14/2012WO2012075660A1 Automatic stacking and welding process method and apparatus for micro iron cores
06/13/2012CN202270862U 可限制切深的纵切子模机构 Limit the depth of cut slitting child model agencies
06/13/2012CN202270856U 剪草机牙箱底座切边冲孔模 Lawnmower tooth box base trimming punching die
06/13/2012CN202270827U 一种级进模中转子槽形凹模快换结构装置 One kind of progressive die in quick-change die slotted rotor structure of the device
06/13/2012CN202270825U 筒状结构底部冲孔模 Tube-like structure at the bottom of punching die
06/13/2012CN202270824U Z形连接块冲孔模 Z-shaped connector block punching die
06/13/2012CN202270823U 条状刀片支撑块冲孔模具 Strip blade support block punching die
06/13/2012CN202270822U 穿孔模 Perforated mold
06/13/2012CN202270821U 斜刀口冲孔模的防堵料结构 Oblique blade material structure attempts to prevent punching die
06/13/2012CN202270820U Suv制动踏板上安装支架模具 Suv mounting bracket on the brake pedal mold
06/13/2012CN202270819U 不锈钢弹片小孔冲裁模具 Stainless steel shrapnel hole punching die
06/13/2012CN202270818U 一种滤清器螺板模具用钻头 One kind of filter plate mold screw drill
06/13/2012CN202270817U 过滤器支撑中心管板材用的打孔机构 Perforated filter support organization with a central tube sheet
06/13/2012CN202270816U 一种过滤器支撑中心管板材穿孔机构 A filter plate perforated center tube supporting mechanism
06/13/2012CN202270815U 过滤器支撑中心管板材穿孔装置 The filter support center tube sheet perforation means
06/13/2012CN202270814U 一种过滤器支撑中心管板材用打孔结构 A filter support center tube sheet structure with a punch
06/13/2012CN202270813U 一种过滤器支撑中心管加工机构 A filter support center pipe processing means
06/13/2012CN202270812U 过滤器支撑中心管板材送料装置 The filter support center tube sheet feeding device
06/13/2012CN202270811U 自动进料的过滤器支撑中心管板材穿孔装置 Automatic feed of the filter support center tube sheet perforation means
06/13/2012CN202270810U 一种新型冲孔装置 A new punching device
06/13/2012CN202270809U 剪草机牙箱右挡板切舌模 Lawnmower tooth box right bezel die-cut tongue
06/13/2012CN202270808U 防止跳废料的模具结构 Jumping preventing waste mold structure
06/13/2012CN202270807U 冲压模下模孔结构 The pore structure of the lower die stamping die
06/13/2012CN202270806U 一种在级进模中防止刃口单边装置 An edge to prevent unilateral device Progressive die
06/13/2012CN202270805U 一种多工位精密级进模防跳装置 A multi-position progressive die precision anti-pumping device
06/13/2012CN102489589A Pipe billet whip preventing device and punching machine
06/13/2012CN102489588A Pressure processing machine for lateral surfaces of workpiece
06/13/2012CN102489587A Forging pore-forming method of large forging eccentric pores
06/13/2012CN102489586A General straight edge cutting die and straight edge cutting process of spring seat side plates of automobile
06/13/2012CN102489585A Mould capable of automatically inflating and deflating
06/13/2012CN102489584A Device for breaking material by pressing and folding
06/13/2012CN102489583A Cutting method for copper clad aluminum busbar
06/13/2012CN101534974B Method for obtaining workpiece cutouts from a plate-like workpiece
06/06/2012CN202263834U Tool for processing internal hexagonal hole of anti-shearing high-locked bolt
06/06/2012CN202263833U 浮动凹模修边冲孔模 Floating die trimming punching die
06/06/2012CN202263832U One-piece stamping die
06/06/2012CN202263831U H型钢自动冲孔设备 H-beam automatic punching equipment
06/06/2012CN202263830U 电力铁附件用爬梯钢管冲孔装置 Electricity iron accessories, ladder pipe punching device
06/06/2012CN202263829U 手摇板材冲孔落料装置 Hand blanking plate punching device
06/06/2012CN202263828U 一种板材冲孔生产装置 One kind of sheet metal punching plant
06/06/2012CN202263827U 全自动压孔机 Automatic Pressure hole machine
06/06/2012CN202263826U 一种刺破式冲模结构 One kind punctured die structure
06/06/2012CN202263825U 金属板件切压点连接模具 Metal plate connected to the die-cut pressure point
06/06/2012CN202263824U 无初始挡料销的定位装置 No initial positioning device pin gauge
06/06/2012CN202263823U 自动抠片的电机硅钢片模具 Auto Motor silicon mold to pull pieces
06/06/2012CN202263822U 一种卡箍冲孔落料模 The housing punching blanking die
06/06/2012CN202263821U 一种异形钣金件切边机 One kind of profiled sheetmetal trimming machine
06/06/2012CN202263820U 一种伺服下放机构 One kind of decentralized servo mechanism
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