Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
---|
12/19/2012 | CN202606736U Automatic guard plate opening and closing structure for roll round discharge of automatic joint welding machine |
12/19/2012 | CN202606719U Plate material automation feeding device |
12/19/2012 | CN202606689U Bent forming die of movable contact spring |
12/19/2012 | CN202606594U Steel rolling machine |
12/19/2012 | CN202606593U Rolling machine of drill pipe thread protective sleeve |
12/19/2012 | CN202606592U Aluminium strip reshaping device |
12/19/2012 | CN202606591U Manufacturing equipment of metal containers |
12/19/2012 | CN202606590U Manhole reinforcement rib plate production mould of continuous box type steel bridge partition plate |
12/19/2012 | CN202606589U Bent arc device |
12/19/2012 | CN202606588U Loading machine bucket once forming hydraulic device |
12/19/2012 | CN202606587U Molding element |
12/19/2012 | CN102825429A Automatic punching machine for steel strip |
12/19/2012 | CN102825111A Fast molding mechanism for negative angle of die processing product |
12/19/2012 | CN102825110A Precast pile end plate apron ring processing equipment |
12/19/2012 | CN102825109A 连续弯折装置 Continuous bending apparatus |
12/19/2012 | CN102099133B Workpiece bending method and apparatus |
12/19/2012 | CN102059555B Combined unit for processing coiled material |
12/13/2012 | WO2012169461A1 Press brake, and processing method using press brake |
12/12/2012 | EP2532456A2 Bending machine and bending tool |
12/12/2012 | EP2531312A1 Unified rolling and bending process for large roller bearing cages |
12/12/2012 | CN202591413U Mould for stamping radian of steel plate |
12/12/2012 | CN202591397U Metal material non-linearity precision bending die |
12/12/2012 | CN202591395U One-time bending round forming mould |
12/12/2012 | CN202591394U Equipment for molding automotive B-column cover plate |
12/12/2012 | CN202591319U Metal plate part stretching and bending die |
12/12/2012 | CN202591318U Veneer reeling machine |
12/12/2012 | CN202591317U Helical blade veneer reeling machine |
12/12/2012 | CN202591316U Taper pipe plate reeling machine |
12/12/2012 | CN202591315U Dome double curved surface forming equipment |
12/12/2012 | CN202591314U Roll bending jig frame |
12/12/2012 | CN202591313U Drum machine capable of rolling conical surface |
12/12/2012 | CN202591312U Rustproof oil dripping device of automobile door glass and guide rail rolling integrated forming equipment |
12/12/2012 | CN202591311U Portable simple aluminum-row bending machine |
12/12/2012 | CN202591310U Semi-automatic hydraulic copper-aluminium busbar roasting bender |
12/12/2012 | CN202591309U Goose neck wing plate former |
12/12/2012 | CN1684779B Formed product working method, and upper and lower dies used for the method |
12/12/2012 | CN102814406A V-shaped bending mould |
12/12/2012 | CN102814364A Automatic control system of plate rolling machine |
12/12/2012 | CN102814363A Simple steel plate rolling mechanism |
12/12/2012 | CN102814362A Cylinder shaping mechanism |
12/12/2012 | CN102814361A Hydraulic clamping device of lower die of numerical-control plate bending machine |
12/12/2012 | CN102179431B Pre-bending machine |
12/11/2012 | US8327760 Cam slider shock absorbing member in cam device and mounting method thereof |
12/11/2012 | US8327679 Folding system for a cutting blade |
12/11/2012 | US8327678 Roll-forming machine with a feed gap adjustment structure |
12/06/2012 | WO2012165948A1 Method and device for compensating deviations during a deforming operation between two beams of a press |
12/06/2012 | WO2012164486A1 Press brake |
12/06/2012 | WO2012163921A1 Bending angle sensor |
12/06/2012 | US20120308910 Bipolar separator assembly for fuel cells and method of making same |
12/06/2012 | US20120304725 Bead roller |
12/06/2012 | US20120304591 Spacer systems for insulated glass (IG) units, and/or methods of making the same |
12/06/2012 | DE102011103383A1 Bending press has threaded spindle connected to drive motor via endless drive, where endless drive has rotatably mounted spindle nut, which is drivingly connected to drive shaft of drive motor |
12/05/2012 | EP2529850A1 Bending angle sensor and method for measuring a bending angle |
12/05/2012 | EP2529849A2 Device and method for manufacturing slot pipes made of sheet panels |
12/05/2012 | CN202571791U Steel belt bending and welding device |
12/05/2012 | CN202571053U Device for preventing longitudinal wavy cambered surfaces during cold roll forming |
12/05/2012 | CN202571041U External transmission gear lubricating device for plate rolling machine |
12/05/2012 | CN202570987U Compound die for processing arc-shaped sheet metal parts |
12/05/2012 | CN202570895U Marine veneer reeling machine with variable lower roll spacing and lower roll driving device thereof |
12/05/2012 | CN202570894U Anti-vibration carrier roller for upper roll of veneer reeling machine for large ship |
12/05/2012 | CN202570893U Flange rolling and forming device |
12/05/2012 | CN202570892U Photoelectric encoder signal acquisition device for arc down-regulation three-roller section bar bending machine |
12/05/2012 | CN202570891U Four-roller squeezing roller set for high-frequency longitudinal welded pipe |
12/05/2012 | CN202570890U Roller structure of sound control pipe forming device |
12/05/2012 | CN202570889U Forming press roller structure of sound control pipe forming device |
12/05/2012 | CN202570888U Electro-hydraulically-controlled multi-cylinder linkage bender |
12/05/2012 | CN202570887U Gantry structure of material inlet of bending machine |
12/05/2012 | CN202570886U U-shaped workpiece molding clamp |
12/05/2012 | CN202570885U Bending device for shutter blades |
12/05/2012 | CN202570884U Screw rod support assembly of bending machine rear stopper |
12/05/2012 | CN202570883U Bending machine rear barrier transmission gear with high transmission precision |
12/05/2012 | CN102806255A Arcuation device for dense blind hole plate |
12/05/2012 | CN102806254A Three-roll full-driving veneer reeling machine |
12/05/2012 | CN102806253A Bending machine |
12/05/2012 | CN102806252A Profiling device for metal roofing plates |
12/04/2012 | US8322181 Rotary bending system |
11/29/2012 | WO2012161142A1 Hollow curved plate, method for manufacturing same, and burner for gas turbine |
11/29/2012 | US20120298941 Method for producing a track and track for a track lifting device |
11/28/2012 | CN202555691U Upper die of plate material bending machine die |
11/28/2012 | CN202555643U Three-dimensional roll forming device |
11/28/2012 | CN202555642U Tensile bending module of metal plate |
11/28/2012 | CN202555641U Surface bending machine |
11/28/2012 | CN202555640U Copper bar bender |
11/28/2012 | CN202555639U Multifunctional end plate hot-bending machine |
11/28/2012 | CN202555638U Rotary shaft position detection mechanism for bending machine |
11/28/2012 | CN202555637U Folded plate rack |
11/28/2012 | CN102794338A Three-roller full-drive bending roll |
11/28/2012 | CN102794337A Tool bit capable of being bent in combined manner for winged knife type bending machine |
11/28/2012 | CN102794336A Voltage regulating device |
11/28/2012 | CN101722223B Roll-former apparatus with rapid-adjust sweep box |
11/22/2012 | WO2012157064A1 Metal mold for hot pressing and method for manufacturing metal mold for hot pressing |
11/22/2012 | WO2012155168A1 Angle measuring device for a press brake |
11/21/2012 | EP2524740A1 Press-forming method of component having L shape |
11/21/2012 | CN202539383U Adjustable lower die mechanism of sheet metal bending die |
11/21/2012 | CN202539366U Novel bending die |
11/21/2012 | CN202539362U Small-angle conical part molding die |
11/21/2012 | CN202539299U Rolled plate and bent pipe molding machine |
11/21/2012 | CN202539292U Universal plate bending machine with upper rolls |
11/21/2012 | CN202539291U Tool for manufacturing semi-arc pipe |
11/21/2012 | CN202539290U Variable-cross-section machine unit for rolling variable-cross-section skin |