| Patents for B21C 51 - Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses (2,438) |
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| 02/19/2014 | CN203437454U Intelligent pay-off device for high-speed copper heavy drawing machine |
| 02/19/2014 | CN103591924A A measuring instrument for detecting the angle of a cold bending pipe |
| 02/19/2014 | CN103586309A Magnesium plate straightener twist roller inspection device |
| 02/13/2014 | WO2014023430A1 Method and device for optically measuring the interior of a pipe |
| 02/12/2014 | CN203426257U Automatic control profile forming machine |
| 02/12/2014 | CN203426212U Hanging rack correction jig |
| 02/12/2014 | CN203426205U Platform for correcting frame welding piece of exercise bicycle |
| 02/12/2014 | CN203426202U Electric chain saw guide plate flattening machine |
| 02/12/2014 | CN203426200U Metal tube sign printing machine |
| 02/12/2014 | CN203426199U Straightening, measuring and control system for oil pumping rod |
| 02/12/2014 | CN203426198U Length scaleplate for cutting of steel bar straightening and cutting machine |
| 02/12/2014 | CN203426188U Take-up spool precision winding displacement device |
| 02/12/2014 | CN103567302A Tapered wedge pressing force detection device for large stamping die |
| 02/12/2014 | CN103567260A Pipe opening circle checking and circle shaping device for seamless steel pipe |
| 02/05/2014 | EP2692474A1 Method for marking metal member |
| 02/05/2014 | CN103551422A Counter used for piece counting of punch |
| 01/29/2014 | CN203409066U Blanking mold with safety protection function |
| 01/29/2014 | CN103537522A 冲压机 Punching machine |
| 01/29/2014 | CN102513410B Radial runout measuring method for straightening machine long axis workpiece, and device thereof |
| 01/22/2014 | CN103521608A Multi-station high-precision cold stamping die for in-mold riveting of special ultra-thin materials |
| 01/22/2014 | CN103521551A Steel coil diameter determining method of uncoiler or coiler in steel rolling technology |
| 01/15/2014 | CN203390062U Die with detection function |
| 01/15/2014 | CN203390001U Convenient and speedy optical image measuring instrument for detecting wire-drawing die |
| 01/15/2014 | CN203390000U 位置检测系统 The position detection system |
| 01/15/2014 | CN203389999U Synchronous detection system and screw bin manufacturing unit |
| 01/15/2014 | CN103506518A Machine tool and method for moving workpiece parts away |
| 01/15/2014 | CN103506506A Steering angle U-shaped piece automatic assembly machine |
| 01/14/2014 | US8627694 Method and device for bending sheet metal sections |
| 01/08/2014 | CN203380285U Rivet machine with controllable torque |
| 01/08/2014 | CN203380250U Automatic device used for removing burrs |
| 01/08/2014 | CN203380244U Spinning machine |
| 01/08/2014 | CN203380218U Large-scale multi-specification lead wire cutting device |
| 01/08/2014 | CN102527772B Automatic tooth counting method in sawtooth-shaped radiation fin processing |
| 01/08/2014 | CN101909802B Welded state monitoring device and method |
| 01/07/2014 | US8621908 Method for testing the quality of a metallic coating |
| 01/07/2014 | US8621903 Continuous or instrumented indentation device with convex bearing surface and use thereof, particularly for metal sheet indentation |
| 01/03/2014 | WO2014003016A1 Sheet metal rolling device |
| 01/03/2014 | WO2014003014A1 Sheet metal rolling device |
| 01/02/2014 | DE102012013709B3 Schmiervorrichtung zur Versorgung einesWerkzeugs mit Schmiermittel Lubricating device for supplying a tool with lubricant |
| 01/01/2014 | CN203370987U Rebar measurement shearing device |
| 01/01/2014 | CN203370920U Oil-pressure multi-head three-dimensional punch press |
| 01/01/2014 | CN203370909U Blanking die with braking function |
| 01/01/2014 | CN203370867U Metal strip straightening system |
| 01/01/2014 | CN103480777A Machining device for lamp holder pin of energy-saving lamp |
| 01/01/2014 | CN103480776A Cable cutter |
| 01/01/2014 | CN103480749A Thickness control metering device for automatic laminating-riveting progressive die of motor cores |
| 01/01/2014 | CN103480748A Automatic rivet-stacking progressive die thickness controlling and metering device for motor iron core |
| 01/01/2014 | CN103480729A In-die riveting die of multi-position high-accuracy hardware bending piece |
| 01/01/2014 | CN103480701A Correcting device for gear shaft in vehicle steering system |
| 01/01/2014 | CN103480700A Fully automatic workpiece straightening device |
| 01/01/2014 | CN103480663A Correcting device for steel wire drawing combination equipment |
| 01/01/2014 | CN102123802B Equipment and method for inspecting front and back sides of strip |
| 12/25/2013 | CN203356436U Automatic assembly machine of steering angle U-type parts |
| 12/25/2013 | CN203356403U Device for preventing flaw detector from being damaged |
| 12/25/2013 | CN203356396U Hot stamping die for mechanical performance testing |
| 12/25/2013 | CN203356289U Ejecting type reversible deformation hydraulic cold bending forming machine |
| 12/25/2013 | CN203356275U Device for detecting and correcting shaft curvature |
| 12/25/2013 | CN203356258U Semi-mechanical type metal sheet doubling detection device |
| 12/25/2013 | CN203356257U Stamping stroke measurement mechanism used for stamping machine |
| 12/25/2013 | CN103471758A Tester for tension of steel wire and multi-steel wire spring processing system based on tester for tension of steel wire |
| 12/25/2013 | CN103464636A Bent rod feeder |
| 12/25/2013 | CN103464535A Correcting die for rear triangular frames in bicycles |
| 12/25/2013 | CN103464527A Pipe position detection device and method |
| 12/25/2013 | CN103464526A Stamping-machine counting device |
| 12/25/2013 | CN103464525A Method and system for realizing synchronous movement of coiling machine and photoelectric detection apparatus |
| 12/25/2013 | CN103464480A Continuous drawing wire winding device capable of controlling breaking test loads |
| 12/25/2013 | CN102225440B Method for producing elastic parts with angles |
| 12/18/2013 | CN203343313U Ultrasonic wave control device of tension of steel plate roll on material rack |
| 12/18/2013 | CN203343224U Bent steel tube straightening device with detector |
| 12/18/2013 | CN203343213U Box-type wire drawing machine metering tension bracket |
| 12/18/2013 | CN203343212U Novel dial type helical weld pipe forming roll angle display |
| 12/18/2013 | CN203343211U Spiral welded pipe molding cornerite display instrument |
| 12/18/2013 | CN103447416A Movable straightening and cutting hooking machine for disposable hooks at two ends of reinforcing steel bar |
| 12/18/2013 | CN103447376A Three-dimensional oil-pressure multi-head punching device |
| 12/11/2013 | CN203330299U Error feeding detecting device based on processing device |
| 12/11/2013 | CN203330199U Semi-automatic bending device for work tips |
| 12/11/2013 | CN203330188U Shaft part straightening clamp |
| 12/11/2013 | CN203330177U Adjustable type V-shaped roller-way turning plate |
| 12/11/2013 | CN203330176U Wrapper roller gap calibrating device |
| 12/11/2013 | CN103442839A Method for marking metal member |
| 12/11/2013 | CN103433355A Bucket tooth forge piece punching typewriter |
| 12/11/2013 | CN103433333A Meter-measuring wire guiding wheel set |
| 12/10/2013 | US8601848 Bending device |
| 12/10/2013 | US8601847 Bending device |
| 12/05/2013 | WO2013139321A9 Method for producing welded pipes from steel |
| 12/04/2013 | EP2667984A1 Automated pipe forming press comprising a light source for measuring the internal contour of the pipe |
| 12/04/2013 | CN203316522U Tube bender provided with tubular detection device |
| 12/04/2013 | CN203316521U Double-plate take-up system of high-speed aluminum heavy drawing machine |
| 12/04/2013 | CN103418642A Elevator guide rail precision leveler |
| 12/04/2013 | CN103418638A Electronic scale for assisting wire winding |
| 12/04/2013 | CN103418637A Front-side and rear-side detecting and material management equipment for disc-type parts |
| 12/04/2013 | CN102240703B Non-contact dieless processing forming angle measuring method |
| 11/27/2013 | EP2665568A1 Method and apparatus for trimming a sample from a coiled metal web |
| 11/27/2013 | CN203304430U Heating device of hot-pressing die |
| 11/27/2013 | CN203304328U Aluminum belt coiling diameter detection device for aluminum processing equipment |
| 11/27/2013 | CN203304327U Hot-forging piece automatic temperature measuring device on mechanical arm |
| 11/27/2013 | CN103406391A Stamping stroke measuring mechanism used on stamping machine |
| 11/21/2013 | WO2013172208A1 Sign detection method and sign detection device for stick-slip phenomenon, and cold-drawing method for pipe using this advance detection method |
| 11/20/2013 | CN203292273U Adjustable belting product shearing device capable of metering length automatically |
| 11/20/2013 | CN203292271U Hydraulic power system monitoring device |