| Patents for B21D 1 - Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling (4,692) |
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| 12/04/2013 | CN103418639A Prepressing device for improving flatness of flat sheets and prepressing method utilizing prepressing device |
| 11/27/2013 | EP2666560A1 Straightening machine with adjustable support roll mounts |
| 11/27/2013 | CN203304335U Composite linear anvil tool for thin-walled workpiece adjustment |
| 11/27/2013 | CN203304334U Dry container side plate shaping mould |
| 11/27/2013 | CN203304333U Bending and straightening unit control system of aluminum strip machining device |
| 11/27/2013 | CN203304332U Roller system included angle screw-down adjusting mechanism of leveler |
| 11/27/2013 | CN203304331U Rolling mechanism |
| 11/27/2013 | CN203304330U Steel-plate shaping mechanism |
| 11/27/2013 | CN203304329U Manual hydraulic type shaper for deformed steel belt recycled in downhole |
| 11/27/2013 | CN103406393A Leveling machine |
| 11/27/2013 | CN103406392A Automatic steel-plate leveller |
| 11/27/2013 | CN103406354A Cold-rolled steel strip stretch bending straightening machine with simple roll shifting function |
| 11/27/2013 | CN103406353A Cold-rolled steel strip stretch bending straightening machine with roll shifting function |
| 11/21/2013 | WO2013171650A1 Movable head for a stretching machine |
| 11/20/2013 | EP2664392A1 Bending work method for plate material and device for adjusting residual stress |
| 11/20/2013 | CN203292368U Fool-proof device of sheet metal uncoiler and straightener |
| 11/20/2013 | CN203292234U Universal stressing device for leveling machine lifting |
| 11/20/2013 | CN203292232U Vehicle brake shoe ball-shaped shaping jig |
| 11/20/2013 | CN203292231U Pole piece correcting roller assembly |
| 11/20/2013 | CN203292230U Flatness fine adjusting mechanism of aluminium sheets |
| 11/20/2013 | CN101851821B Process for producing flat metal heald for shuttleless loom |
| 11/13/2013 | CN203284474U Lead-electrolysis anode plate lug portion shaping device |
| 11/13/2013 | CN203281653U Round straightening machine of annular silicon steel furnace inner cover |
| 11/13/2013 | CN203281652U Levelling device of lead electrolytic anode plate |
| 11/13/2013 | CN203281651U Color plate stretching straightening device |
| 11/13/2013 | CN203281650U Mould utilizing interpolation to correct concave-convex deformation of long and thin plate and strip |
| 11/13/2013 | CN203281649U Titanium plate correcting device |
| 11/13/2013 | CN103391823A Apparatus and methods to increase the efficiency of roll-forming and leveling systems |
| 11/13/2013 | CN103386427A Low-temperature motor protector processing device |
| 11/13/2013 | CN103386426A Guide roller elevation regulation mechanism |
| 11/13/2013 | CN102553975B Multi-roll straightening machine |
| 11/06/2013 | CN203274504U Deformation furnace door correction device |
| 11/06/2013 | CN203265316U Shaping device of shock absorber cylinder |
| 11/06/2013 | CN203265315U Driving roller supporting mechanism of 5mm roll material leveling machine |
| 11/06/2013 | CN203265314U Steel bar leveling machine |
| 11/06/2013 | CN203265313U Ground roller restoration device for loose steel coils |
| 11/06/2013 | CN203265312U Auxiliary roller assembly of 5mm roll material leveling machine |
| 11/06/2013 | CN203265311U Auxiliary roller assembly of lifting mechanism of 5mm roll material leveling machine |
| 11/06/2013 | CN203265310U Steel plate correcting machine |
| 11/06/2013 | CN203265309U Steel plate straightening device for steel rolling |
| 11/06/2013 | CN203265308U Bending adjusting device |
| 11/06/2013 | CN103381433A Forming leveling machine for longitudinal welding seams of metal sheets |
| 11/05/2013 | CA2742173C Methods and apparatus for monitoring and conditioning strip material |
| 10/31/2013 | WO2013163456A1 Motorcycle frame rack |
| 10/31/2013 | WO2013161555A1 Roller leveler and plate material correction method using same |
| 10/30/2013 | CN203253775U Cutting and reshaping jig frame for rack plate |
| 10/30/2013 | CN203253774U Multifunctional cushion block repairing device |
| 10/30/2013 | CN203253773U Steel plate warped head flattening device before medium-thickness plate hot straightening |
| 10/30/2013 | CN203253772U Full drive leveller |
| 10/30/2013 | CN203253771U Strip steel leveling straightener |
| 10/30/2013 | CN103372585A Roller leveler and plate material correction method using same |
| 10/30/2013 | CN102274861B Double closed-loop hydraulic control system for bending and balance of working roll |
| 10/24/2013 | DE102012103366A1 Verfahren und Vorrichtung zum Zunderbrechen eines zunderbehafteten Metallbandes Method and apparatus for scale breaking of a scale-prone metal strip |
| 10/23/2013 | CN203245215U Roller type straightening machine |
| 10/23/2013 | CN203245214U Clamping fixture for quickly correcting convex and concave deformations of thin and long plate belt in externally pulling way |
| 10/23/2013 | CN203245213U Steel plate flatting machine with self-lubrication function |
| 10/23/2013 | CN203245212U Repairing device of scraper conveyor for mine |
| 10/23/2013 | CN103357708A W-beam guardrail plate straightening machine for road |
| 10/23/2013 | CN103357707A Steel material flattening machine |
| 10/23/2013 | CN103357706A Shaping device of supporting arm dedicated to nuclear power bridge frame |
| 10/17/2013 | DE102007047055B4 Frontstütze für eine Streckmaschine sowie Verfahren zum Heben und Senken solch einer Frontstütze Front support for a stretching machine and method for raising and lowering of such a front support |
| 10/16/2013 | CN203236210U Double-side head milling machine with copper bars as heads |
| 10/16/2013 | CN203236209U Head milling machine with copper bars as heads |
| 10/16/2013 | CN203235851U Punch press feeding device |
| 10/16/2013 | CN203235786U Leveling device of welding bead in pipe |
| 10/16/2013 | CN203235785U Down-pressing device |
| 10/16/2013 | CN203235784U Plate straightening machine driving device |
| 10/16/2013 | CN203235783U Mould for correcting stewed elbow of steel plate |
| 10/16/2013 | CN203235782U Beading machine |
| 10/16/2013 | CN103350128A Correcting tool for seal disc of inner barrel of clothes washing basket |
| 10/16/2013 | CN102218405B Method for correcting and measuring plate-shaped parts |
| 10/15/2013 | US8555475 Vehicle fixture with alignment target |
| 10/09/2013 | CN203227701U Efficient cutter straightener |
| 10/09/2013 | CN203227700U Repairing tooling for cabin front wall planking |
| 10/09/2013 | CN103341528A Cold straightening method for buckling steel plate being less than 6mm |
| 10/09/2013 | CN103341527A Device and method for reshaping titanium plates easily and conveniently |
| 10/02/2013 | CN203221086U Flat steel corrector |
| 10/02/2013 | CN103331367A Automatic roll material blanking equipment |
| 10/02/2013 | CN103331335A Vehicle frame correcting device and automobile production line |
| 10/02/2013 | CN103331334A Vehicle frame correcting device and automobile production line |
| 10/02/2013 | CN103331333A Front axle correcting device and front axle correcting technology |
| 10/02/2013 | CN103331332A Quick replacing method of upper roll box of cold straightener of wide and thick plate factory |
| 09/26/2013 | WO2013140072A1 Holding tool for the heat treatment of metal parts |
| 09/25/2013 | CN203209483U Continuous flattening device |
| 09/25/2013 | CN203209482U Tool for rapidly repairing bent scrapers for driving working face |
| 09/25/2013 | CN103316964A Stretch bending straightening unit control system of aluminum tape processing equipment |
| 09/25/2013 | CN103316963A Leveling machine |
| 09/25/2013 | CN103316962A Thermal leveling equipment for vibration reduction plates of driven discs of clutches of automobiles |
| 09/25/2013 | CN102455662B Optimized setting method and system for straightening parameters of hot rolled strip straightener |
| 09/25/2013 | CN101559449B Automatic straightening machine for vehicle door assembly |
| 09/19/2013 | WO2013135688A1 Apparatus for straightening metal strip |
| 09/19/2013 | DE102012204074A1 Vorrichtung zum Richten von Metallband Apparatus for straightening metal band |
| 09/18/2013 | CN203197073U Automobile external covering part side-shaping mechanism |
| 09/18/2013 | CN203197043U Steel coil belt head belt stripping and anti-bending device |
| 09/18/2013 | CN203197042U Roller gap adjusting device for steel plate leveling machine |
| 09/18/2013 | CN203197041U Part leveling device |
| 09/18/2013 | CN103313805A Bending work method for plate material and device for adjusting residual stress |
| 09/18/2013 | CN103305664A High alloy steel hot straightening roll and preparation method thereof |
| 09/18/2013 | CN103302182A Sizing die structure for holder |
| 09/18/2013 | CN103302141A Disc-shaped panel leveling device and disc-shaped panel leveling method |