B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves

Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374)
11/2013
11/21/2013	WO2013170401A1 New method for producing surrounding connection of heat-insulating protecting component
11/21/2013	US20130305798 Round bender
11/20/2013	EP2664392A1 Bending work method for plate material and device for adjusting residual stress
11/20/2013	EP2077166B1 Longitudinal edge machining device for sheet metal
11/20/2013	CN203292306U Integrated lower die structure of door plate three-flanging structure
11/20/2013	CN203292246U Bending device for manufacturing method of 90-degree folding edge of plate-type workpiece
11/20/2013	CN203292245U Bending machine for composite air hoses made of double-faced color steel
11/20/2013	CN203292244U Bending device of plate-type workpiece with protruding block
11/20/2013	CN203292243U Continuous stamping and bending die for banding metallic materials
11/20/2013	CN203292242U Mold 3D sawtooth blade manufacturing tool
11/20/2013	CN203292241U Sheet glasses frame bending device
11/20/2013	CN103402668A Manufacturing method for porous metal-foam cone assembly with high surface area
11/20/2013	CN103402665A Method for bending sheet metal and product of sheet metal
11/20/2013	CN103394563A Intelligent control plate rolling device
11/20/2013	CN103394562A Full-automatic dual-purpose aluminum alloy strip penetrating machine capable of producing S-shaped louver blades and arc-shaped louver blades
11/20/2013	CN103394561A Method for determining bending angle of each pass of cold roll forming of plate and strip
11/20/2013	CN103394560A Progressive die with upward-bending forming mechanism
11/20/2013	CN103394559A Centralizer hoop forming device
11/20/2013	CN103394558A Secondary bending device for centralizer hoops
11/20/2013	CN103394557A U-shaped bent piece die device for Q&P one-step hot stamping forming
11/20/2013	CN103394556A Numerical-control rolling and bending machine
11/20/2013	CN102699155B Bending processing method of heat exchanger
11/20/2013	CN102527863B Device for preventing longitudinal wary cambered surface generated by cold roll forming
11/20/2013	CN102513416B Automatic bending machine for ohm type cards
11/14/2013	WO2013168082A1 Positional reference device
11/14/2013	WO2013167803A1 Method of measuring a workpiece in bending, a measuring device, a measuring carriage as well as a press brake
11/14/2013	WO2013166538A1 Method for automated manipulation of a bending tool, and manufacturing device
11/14/2013	US20130298624 Control and regulating device for a bending press
11/13/2013	EP2662159A1 Bend angle sensor
11/13/2013	CN203281729U Device for manufacturing electric power tower climbing guard ring arc-shaped protecting elbow
11/13/2013	CN203281716U Sliding block device
11/13/2013	CN203281674U Asymmetrical three-roller plate roll
11/13/2013	CN203281673U Numerical control plate rolling machine with two rollers
11/13/2013	CN203281672U C type/Z type conversion device
11/13/2013	CN203281671U Special roller for stainless steel cylinder reeling equipment
11/13/2013	CN203281670U Bending machine
11/13/2013	CN203281669U Steel plate bending die set
11/13/2013	CN203281668U Foldable metal plate material
11/13/2013	CN203281667U Portable bending machine
11/13/2013	CN203281666U Novel work table of bending machine
11/13/2013	CN203281665U Connecting structure of bending machine hydraulic control valve and bending machine pipeline
11/13/2013	CN203281664U Connecting structure of bending machine sliding block and bending machine rack
11/13/2013	CN203281663U Novel wallboard throat structure of bending machine
11/13/2013	CN203281662U Bending machine
11/13/2013	CN203281661U Bending machine provided with stress relief system
11/13/2013	CN103386429A Edge coiling machine of drill stem threaded protective jacket
11/13/2013	CN102186610B Roller profiling machine
11/07/2013	US20130291610 Apparatus and method for measuring the bending angle of a sheet
11/06/2013	EP2658662A1 Roll forming machine and method of roll forming
11/06/2013	CN203265423U Deflection preventing composite die of bending machine
11/06/2013	CN203265384U Embedded type bending knife
11/06/2013	CN203265328U Front-side bearing body of three-roller plate rolling machine
11/06/2013	CN203265327U Plate bending and arc shaping tooling
11/06/2013	CN203265326U Solder strip bending mechanism capable of adjusting creases
11/06/2013	CN203265325U Secondary edgefold explorator device
11/06/2013	CN203265324U Reset mechanism of corner protection annular folding bar forming device for steel coil package
11/06/2013	CN203265308U Bending adjusting device
11/06/2013	CN103381438A Lower roll synchronous transmission device of four-roll veneer reeling machine
11/06/2013	CN103381437A CNC machining center sheet metal accessory molding equipment
11/06/2013	CN103381436A Apparatus and method for measuring the bending angle of a sheet
11/06/2013	CN102581158B Three-drive six-connecting-rod jig and wall board pressing-bending-shaping machine with the jig
11/06/2013	CN102513473B Continuous roller type cold-roll forming process for stainless steel covering panels of car bodies
11/06/2013	CN102513413B Hydraulic control system for novel servo pump control bending machine
11/06/2013	CN102380527B Lower roll driving mechanism of down-adjusting plate bending machine
11/05/2013	US8573024 Wedge drive
10/2013
10/31/2013	WO2013161464A1 Die holder for press brake
10/31/2013	WO2013160234A1 Method for bending a composite sheet and such a bent composite sheet
10/31/2013	US20130283875 Method for bending metal sheet and device for regulating residual stress
10/30/2013	EP2656937A1 Method for introducing a form in a plate-like workpiece
10/30/2013	CN203253782U 气动折弯机 Air bender
10/30/2013	CN203253781U Soldering flake bending device
10/30/2013	CN103372761A Method for reshaping a plate-like workpiece
10/30/2013	CN103372587A 椭圆管成形装置 Oval tube forming device
10/30/2013	CN103372586A Novel numerical control bending machine
10/29/2013	US8567581 End plate for a plate assembly, frictionally operating device having an end plate of this kind, and method for the production of an end plate of this kind
10/24/2013	WO2013156276A1 Roll forming device for roll forming a roller material band
10/24/2013	US20130279191 Light guide plate and corresponding backlight module
10/24/2013	US20130276497 Roll Forming Machine and Method of Roll Forming
10/24/2013	DE102012103543A1 Method for bending edge of composite metal sheet used for e.g. bonnet of motor car, involves setting width of the spacing between the bending jaws and blank holder smaller than the total thickness of the composite metal sheet
10/23/2013	EP2652567A1 Open- and closed-loop control device for bending press
10/23/2013	EP2652566A1 Control device for a machine tool and method for controlling the machine tool
10/23/2013	CN203245218U Driving system of bending machine
10/23/2013	CN103370150A Bending machine
10/23/2013	CN103358177A Robot-guided folding tool and folding method
10/23/2013	CN103357717A Side-roll support device of four-roll plate bending machine
10/23/2013	CN103357716A Four-roll plate bending machine
10/23/2013	CN103357715A Bending device for hoop of centering device
10/23/2013	CN103357714A Rolling device for hoop of centering device
10/23/2013	CN103357713A Arc-bending device
10/23/2013	CN103357712A Hydraulic plate bending machine
10/23/2013	CN103357711A Processing method for bending plate-shaped metal sample into U-shaped metal sample
10/17/2013	WO2013153681A1 Device and method for producing closed-cross-section-structure component
10/17/2013	US20130269409 Foil configuring device
10/17/2013	DE102012007555A1 Method for manufacturing bent pieces made of sheet metal strips, involves using deformation process to produce bent pieces through bending modules, where sheet metal strip is deformed by rotative movement by using flexural modules
10/16/2013	CN203235825U Excavator bucket rod U-shaped plate press die
10/16/2013	CN203235793U Oscillating type variable roller spacing plate bending roll
10/16/2013	CN203235792U Marine three-roller plate rolling machine
10/16/2013	CN203235791U Knife bending die
10/16/2013	CN203235790U Bending clamp with adjustable fixed length for deformation of wire rod or board
10/16/2013	CN203235789U Busbar leveler

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