| 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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| 07/18/2012 | CN102581074A Rotating mechanism of lower support of straightening machine for bridge plate units |
| 07/18/2012 | CN102581073A Upper straightening mechanism of bridge board unit straightening machine |
| 07/18/2012 | CN102581072A Leveling machine |
| 07/18/2012 | CN101239362B Method and device for stretching metal strips by traction |
| 07/12/2012 | US20120174643 Method and device for continuously stretch-bend-leveling metal strips |
| 07/11/2012 | EP2473653A1 Method and apparatus for preparing a mother plate of a permanent cathode for an electrolytic process |
| 07/11/2012 | CN202316826U 一种起重机臂筒校正机的拉紧机构 One kind of crane arm cylinder correction machine tensioning mechanism |
| 07/11/2012 | CN202316825U 一种起重机臂筒校正机对中机构 One kind of crane arm cylinder machine for the correction mechanism |
| 07/11/2012 | CN202316665U 车身凹陷修复器 Body depression Fixer |
| 07/11/2012 | CN202316664U Steel plate bending correction device |
| 07/11/2012 | CN202316663U 矫平机升降结构 Leveler lifting structure |
| 07/11/2012 | CN202316662U 钢板焊接变形矫正机 Steel welding distortion correction machines |
| 07/11/2012 | CN202316661U 一种矫直钢板的装置 Apparatus for straightening steel |
| 07/11/2012 | CN202316660U 矫直机工作辊 Leveler work rolls |
| 07/11/2012 | CN202316659U 花纹铝板校平机 Pattern aluminum leveler |
| 07/11/2012 | CN202316658U 工作辊驱动装置 Work roll drive means |
| 07/11/2012 | CN202316657U 一种宽厚板预矫直机 One kind of heavy plate pre-leveler |
| 07/11/2012 | CN202316656U 非平面板整形模 Non-planar board plastic mold |
| 07/11/2012 | CN102554555A Compact automatic production line for blanking and stamping |
| 07/11/2012 | CN102554044A Stamping die and stamping machine for pole plate repair |
| 07/11/2012 | CN102554039A Flange leveling mold of outlet manifold of automobile exhaust system |
| 07/11/2012 | CN102554031A Molding device for double-material-belt multi-shape heat dissipation fin |
| 07/11/2012 | CN102553976A Special machine for correcting bend plates of crane booms and correcting method |
| 07/11/2012 | CN102553975A Multi-roll straightening machine |
| 07/11/2012 | CN102553974A Method for improving leveling quality of thin gauge strip steel |
| 07/11/2012 | CN102553924A Stretching-bending straightening machine |
| 07/04/2012 | CN202290889U 一种矫直辊平衡装置 One kind of straightening roller balancing device |
| 07/04/2012 | CN202290888U 一种金属板材校直校平机 Sheet metal straightening leveler |
| 07/04/2012 | CN202290887U 一种矫直单元的支承辊支架 One kind of a support roller stand straightening unit |
| 07/04/2012 | CN202290886U 热轧机矫直辊 Straightening hot rolling mill rolls |
| 07/04/2012 | CN202290885U 七辊矫直机 Seven roller straightening machine |
| 07/04/2012 | CN202290884U Barrel blowing device |
| 07/04/2012 | CN202290875U 开卷、纵剪、收卷机组和矫平机组中的导向机构 Unwinding, slitting, rewinding machine and leveling lines in the guide mechanism |
| 07/04/2012 | CN102548681A Method and device for continuously stretch-bend-leveling metal strips |
| 07/04/2012 | CN102527775A Electrical conduction mechanism |
| 07/04/2012 | CN102527774A Method for dynamically adjusting reduction process parameters of roll straightening machine |
| 07/04/2012 | CN102527773A Sheet metal part correcting device |
| 07/04/2012 | CN102009087B Shaping system for closed bucket |
| 07/04/2012 | CN101979172B Gradual deformation plate straightening device |
| 07/04/2012 | CN101961739B Hydraulic roll table lifting mechanism of hydraulic leveling machine |
| 07/04/2012 | CN101773951B False roller device with variable roller spacing for eleven-roller metal plate and band straightener |
| 07/04/2012 | CN101472689B Unwinding device |
| 06/28/2012 | WO2012088550A1 Cylinder repair unit |
| 06/27/2012 | CN202283554U 直角弯板组件的校正工装 Correction right angle bend tooling plate assembly |
| 06/27/2012 | CN102513411A Small narrow band bending straightener |
| 06/27/2012 | CN102513356A Hot straightener roller box with supporting roller capable of being independently and directly installed |
| 06/20/2012 | CN202278760U Upper moving mechanism of movable gantry type numerical control steel plate leveling hydraulic press |
| 06/20/2012 | CN202278115U Automatic feeding/positioning mechanism for vertical reshaping machines for bimetal wrapped bearings |
| 06/20/2012 | CN202278038U 一种钢带感应退火加热炉校正装置 One kind of steel induction furnace annealing correction device |
| 06/20/2012 | CN202278037U 矫平送料一体化机 Leveler feeding machine integration |
| 06/20/2012 | CN202278036U －种弯扭箱型构件的矫正工装 - Kind of bending and torsion box corrective tooling components |
| 06/20/2012 | CN202278035U 一种合金靶材的矫直装置 An alloy target of straightening device |
| 06/20/2012 | CN202278034U 线盘校正平台 Reel correction platform |
| 06/20/2012 | CN102501402A Hydraulic device capable of outputting constant force, and control method |
| 06/20/2012 | CN102500660A Integral correction device for long and thin beam structure and correction method |
| 06/20/2012 | CN102500659A Inlet anti-crease rollers in stainless steel flattening unit |
| 06/20/2012 | CN102500658A Hot straightening method for controlling shape of extra-thick plate |
| 06/20/2012 | CN102500657A Method for correcting welding deformation of large plate-type structural piece |
| 06/20/2012 | CN102500656A Shaping jig |
| 06/20/2012 | CN102500655A Terminal correction jig |
| 06/15/2012 | DE202012003978U1 Richteisen für Dachrinneneisen Straightening iron for iron gutter |
| 06/13/2012 | CN202270883U 一种kb型材的折边成型设备 One kind of folding and forming equipment kb profile |
| 06/13/2012 | CN202270861U 一种用于边环的整形工装结构 Plastic tooling structure for edge ring |
| 06/13/2012 | CN202270796U 带材拉伸弯曲矫直机 Strip tension leveler |
| 06/13/2012 | CN202270780U 钣金修复工具 Body Repair Tools |
| 06/13/2012 | CN202270779U 一种矫直机接轴夹紧装置 One kind of straightening machine spindle clamping device |
| 06/13/2012 | CN202270778U 高刚度拉伸弯曲矫直机辊盒 High stiffness tension leveler roll box |
| 06/13/2012 | CN202270777U 用于校直非常规类平板铸件的工装 Tooling for straightening unconventional casting class flat |
| 06/13/2012 | CN102489968A Flanging welded cylinder manufacturing method |
| 06/13/2012 | CN102489551A Adaptive control method for pressure of loose blocking cylinders of straightening machine for rolling medium plate and control structure |
| 06/13/2012 | CN102489550A Production method for stainless steel belt for etching |
| 06/13/2012 | CN102489549A Device for precisely correcting planeness of high-elastic thin alloy plate |
| 06/06/2012 | EP2460595A2 Device and method for producing a magnesium-based substrate coated with at least one anti-corrosive layer |
| 06/06/2012 | CN202263800U 一种长条铝基板翘曲整平装置 A long-strip aluminum plate warpage screed |
| 06/06/2012 | CN202263799U 自动压片机 Automatic tablet machine |
| 06/06/2012 | CN202263798U 一种冷轧带钢平整装置 Cold rolled strip steel leveling device |
| 06/06/2012 | CN202263797U 筋板组件的校正工装 Correction rib assembly tooling |
| 06/05/2012 | CA2578152C Method for straightening a metal strip and straightening machine |
| 05/30/2012 | EP2337643B1 Method and apparatus for improving mechanical properties of materials that can be magnetically activated |
| 05/30/2012 | CN202246880U Nine-roller lifting machine joint |
| 05/30/2012 | CN202239304U Simple multi-head drying gun |
| 05/30/2012 | CN202239207U Stamping device |
| 05/30/2012 | CN202239064U Tray type leveler |
| 05/30/2012 | CN202239063U Support seat of oil-pressure straightener |
| 05/30/2012 | CN202239062U Auxiliary punch of oil-pressure straightener |
| 05/30/2012 | CN202239061U Novel tool for restoring sheet metal of cars |
| 05/30/2012 | CN202239060U Straightening and bending equipment |
| 05/30/2012 | CN202239059U Curly belt flattening device |
| 05/30/2012 | CN202239058U Cooling device for thermal straightening roll |
| 05/30/2012 | CN202239057U Straightening roller structure for stretching-bending-straightening unit |
| 05/30/2012 | CN202239056U Braking vane thickness detection warning sheet feeding device |
| 05/30/2012 | CN202239055U Automatic cleaning device for aluminum plate flattening machine |
| 05/30/2012 | CN202239054U Nine-roll uncoiling machine transmission structure |
| 05/30/2012 | CN202239053U Flattening machine |
| 05/30/2012 | CN202239052U Straightening device used before stamping |
| 05/30/2012 | CN202239051U Arch plate resisting device for steel plate pickling edge trimmer |
| 05/30/2012 | CN202239050U Roller lug mechanism |
| 05/30/2012 | CN202239049U Pressure traction mechanism for uncoiling of leveling machine |
| 05/30/2012 | CN202239048U High-temperature flame shaping tooling |
| 05/30/2012 | CN202239047U After-welding deformation adjusting frame for welding box-shaped beam of cooling bed device steel plate |