Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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10/17/2012 | CN202490878U Mould for bending steel plate |
10/17/2012 | CN202490858U Corrugated plate veneer reeling machine |
10/17/2012 | CN202490857U Steel pipe coiling bracket |
10/17/2012 | CN202490856U Bus-bar bending machine |
10/17/2012 | CN202490855U Aluminum row bending device |
10/17/2012 | CN102740992A Unified rolling and bending process for large roller bearing cages |
10/17/2012 | CN102729047A C-shaped steel hot extrusion production line |
10/17/2012 | CN102729013A C-type steel hot extrusion production process |
10/17/2012 | CN102728707A Roll bending forming method and device of cap-shaped sectional material with variable cross section |
10/17/2012 | CN102728668A Auxiliary locating device of bending machine for passenger car |
10/17/2012 | CN102728667A Metal plate bending structure |
10/17/2012 | CN102728666A Skin arc rolling machine of passenger car door |
10/17/2012 | CN102179428B Dadoing device for metal plate bending machine |
10/11/2012 | WO2012136187A1 Sheet metal bending machine, use of such a machine for producing open-seam pipes and method for shaping a metal sheet to form an open-seam pipe |
10/11/2012 | WO2012135968A1 Method and device for producing can bodies, and can bodies |
10/11/2012 | DE102011016173A1 Blechbiegemaschine, Verwendung einer solchen zur Herstellung von Schlitzrohren sowie Verfahren zur Formung eines Bleches zu einem Schlitzrohr Sheet metal bending machine, using such a slot for the production of pipes, and method for forming a metal sheet into a slit tube |
10/10/2012 | CN202479376U Positioning device and production line of bottom cross beam of container |
10/10/2012 | CN202479366U Lower mold of bending machine |
10/10/2012 | CN202479286U Bent steel plate processing device |
10/10/2012 | CN202479285U Semiautomatic shoe die blade bending and forming machine |
10/10/2012 | CN202479284U Automatic dual-curve circular-arc sheet metal part bending machine |
10/10/2012 | CN202479283U Bar-type component assembly device |
10/10/2012 | CN202479282U Metal plate bending processing device |
10/10/2012 | CN202479281U Automatic plate bending device |
10/10/2012 | CN202479280U Reinforcing plate structure of hydraulic plate bending machine with deep throat |
10/10/2012 | CN202479279U Device for coiling dual S-honeycomb-shaped metal carrier |
10/10/2012 | CN102717242A Technology for rolling wheel rims by using three-roller plate rolling machine |
10/10/2012 | CN102716947A Plate reeling machine with balance mechanism |
10/10/2012 | CN102716946A Bending device |
10/10/2012 | CN102716945A Sheet metal processing method for conical pipe |
10/10/2012 | CN102716944A Portable bender |
10/09/2012 | CA2756354C Light steel structural member and method of producing same |
10/04/2012 | WO2012135450A2 Rotary die forming process and apparatus for fabricating multi-port tubes |
10/04/2012 | WO2012132791A1 Plate-shaped workpiece forming method, and formed workpiece |
10/04/2012 | WO2012130859A1 Mechanism for moving the blade holder of a panel bender for bending sheet metal sheets |
10/04/2012 | US20120247166 Method of forming sheet metal casket shell |
10/04/2012 | US20120246939 Integrated Panelization |
10/04/2012 | CA2825756A1 Plate-shaped workpiece forming method and formed article |
10/03/2012 | CN202461300U Step mould |
10/03/2012 | CN202461292U High-tension switch plug-pull board machining die |
10/03/2012 | CN202461278U Slide block mechanism die with secondary bending |
10/03/2012 | CN202461224U Round-coiling supporting frame |
10/03/2012 | CN202461223U Novel rounding machine |
10/03/2012 | CN202461222U Wheel rim coiling and rounding machine |
10/03/2012 | CN202461221U Two-high sheet rolling machine for rolled conical workpiece |
10/03/2012 | CN202461220U Bending device |
10/03/2012 | CN202461219U Interchanged clamping die device for plate material bending machine |
10/03/2012 | CN202461218U Electro-hydraulic servo single cylinder bending machine |
10/03/2012 | CN202461217U Full-automatic shoe mould blade curving forming machine |
10/03/2012 | CN202461216U Semi-automatic pole ear breaking tool |
10/03/2012 | CN202461215U Manual thin plate forming press |
10/03/2012 | CN202461214U Oil cylinder stroke adjusting device for hydraulic plate bending machine |
10/03/2012 | CN202461213U Bending machine workbench with deflection compensation |
10/03/2012 | CN202461212U Chain pipe coiling machine |
10/03/2012 | CN102712022A Production system, in particular for free-form bending, having integrated workpiece and tool manipulator |
10/03/2012 | CN102699653A Tailor-welding and bending method for multi-thick metal plate material |
10/03/2012 | CN102699646A Single-shoe manufacturing method |
10/03/2012 | CN102699158A Surface bending machine |
10/03/2012 | CN102699157A Method for improving forming precision and surface quality of metal thick plate forming piece |
10/03/2012 | CN102699156A Electro-hydraulic control multi-cylinder linkage bending machine |
10/03/2012 | CN102699155A Bending processing method of heat exchanger |
10/03/2012 | CN102699106A Aluminium air duct welding device |
10/03/2012 | CN102151725B Roll type forming machine |
10/03/2012 | CN101528382B Method and apparatus for detecting unsafe conditions |
10/03/2012 | CN101322994B 夹紧梁 Clamping Beam |
09/27/2012 | WO2012128707A1 Method of cold forming a piece of sheet metal by bending or press moulding |
09/27/2012 | WO2012126032A1 Manufacturing plant having an auxiliary device for intermediately positioning workpieces |
09/26/2012 | CN202447516U High-strength metal sheet dent-free die |
09/26/2012 | CN202447515U Open adjustable impression-free die for high-strength metal plates |
09/26/2012 | CN202447507U Die for machining gap covering plate of metal door |
09/26/2012 | CN202447451U Upper roller for three-roller plate rolling machine |
09/26/2012 | CN202447450U Leveling device on the rear of first molding press roller of cold bend C type steel molding machine |
09/26/2012 | CN202447449U Flattening device of cold-bent C-shaped steel forming machine |
09/26/2012 | CN202447448U Automatic adjusting and leveling structure of cold-bent C-shaped steel forming machine |
09/26/2012 | CN202447447U Bed body of heavy horizontal adjustable rolling machine |
09/26/2012 | CN202447446U Quick plate aligning device for rolling machine |
09/26/2012 | CN202447445U Numerical control auxiliary device for plate bending roll |
09/26/2012 | CN202447444U Side supporting device for plate bending machine |
09/26/2012 | CN202447443U Hydraulic four-roller plate bending machine |
09/26/2012 | CN202447442U Plate bending machine |
09/26/2012 | CN202447441U Seam cutting roller for metal plate |
09/26/2012 | CN202447440U Device for roll forming of tubular products through electromagnetic induction heating |
09/26/2012 | CN202447439U Hot roll forming device for titanium tube |
09/26/2012 | CN202447438U Pre-finishing welded arc striking and extinguishing plate making device |
09/26/2012 | CN202447437U Magnetic liquid composite numerical control bending machine |
09/26/2012 | CN202447436U Supporting device for rolling machine |
09/26/2012 | CN102695567A Molding apparatus |
09/26/2012 | CN102691681A Novel three-point type bending machine hydraulic system with quick energy conservation |
09/26/2012 | CN102688918A Rolling machine |
09/26/2012 | CN102688917A Equipment and method for forming shell of non-circular section container |
09/26/2012 | CN102688916A Dome hyperboloid forming equipment |
09/26/2012 | CN102688915A Bending machine and bending method of battery protection board |
09/26/2012 | CN101972798B Roll centre heating type roll bending forming method and device thereof |
09/26/2012 | CN101837394B Press brake for bending sheets |
09/25/2012 | CA2547656C A control system |
09/20/2012 | WO2012123477A1 Suspension arm for a vehicle wheel suspension system |
09/20/2012 | WO2012123092A1 Method and device for angle-precise edging or bending of sheet metal plates |
09/20/2012 | WO2012122580A1 Tool-positioning device on a bending press |
09/20/2012 | US20120234064 Roller forming device for forming a linear metal material |
09/19/2012 | EP2498928A1 Production system, in particular for free-form bending, having an integrated workpiece and tool manipulator |