B21D 3 - Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts

Patents for B21D 3 - Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts (4,094)
12/2011
12/07/2011	CN102266882A 一种夹紧矫正装置及矫正方法 A clamp correction device and correction method
12/07/2011	CN102266881A 用于镁合金挤压材在线加热矫直工艺的拉伸矫直装置 Magnesium alloy extrusions online straightening process heating apparatus for stretching straightening
12/07/2011	CN102266880A 钢轨校直液压机用移动工作台 Hydraulic rail straightening machine moving table
12/06/2011	US8069696 Method for producing a gear wheel
12/01/2011	WO2011148288A2 System and method for straightening tubing
12/01/2011	US20110289994 System and method for straightening tubing
12/01/2011	DE202010011976U1 Biegerichtmaschine für ein langes Werkstück und Zu- und Abfördervorrichtung hierfür Straightening machine for a long workpiece and supply and discharge device therefor
12/01/2011	DE202010011975U1 Greifkopf für Erfassungseinrichtungen zum Manipulieren von langen Werkstücken, Zu- und Abführvorrichtung für lange Werkstücke in eine und aus einer Bearbeitungsmaschine Gripping head for detecting means for manipulating long workpieces, supply and discharge device for long workpieces into and out of a processing machine
11/2011
11/30/2011	EP2158062B1 Turbine vane restoration system
11/30/2011	CN202052809U 矫直机升降装置 Leveler lifting device
11/30/2011	CN202052808U 移动式校直机 Mobile straightening machine
11/30/2011	CN202052807U 锚杆调直机 Bolt straightening machine
11/30/2011	CN202052806U 高速公路安全设施液压校正机 Highway safety facilities hydraulic calibration machine
11/30/2011	CN202052805U 一种u型管整形装置 One kind of u-tube shaping device
11/30/2011	CN202052804U 一种小型型钢分钢装置 A small steel points steel unit
11/30/2011	CN202052803U Double-webbed girder straightening device
11/30/2011	CN102259124A 一种扁钢调直机 One kind of flat steel straightening machine
11/30/2011	CN102259123A 一种扁钢调直机的调平调节装置 One kind of flat steel straightening machine leveling adjustment device
11/30/2011	CN101406909B 大型多斜辊矫直机集中传动装置的配置方法 Large multi-roll leveler ramp centralized configuration gearing
11/23/2011	EP2313215B1 Method for straightening parts in a roller straightening machine
11/23/2011	CN202045274U Steel pipe circle-rectifying die for manufacturing electric power steel tower
11/23/2011	CN202045215U Steel bottle head shaping device
11/23/2011	CN202045214U Device for rounding U-shaped stainless steel tube
11/23/2011	CN202045213U Seven-roll straightening equipment for copper and copper alloy pipe billet and rod billet
11/23/2011	CN202045212U Device for correcting cross section deformation of outer frame of vehicle back seat
11/23/2011	CN202045211U High-precision straightening machine for tantalum niobium alloy pipe
11/23/2011	CN202045210U Wedge cross-rolled shaft thermal straightening machine
11/23/2011	CN202045209U Roll-round tool of pressure vessel cylinder
11/23/2011	CN202045208U Inner circle correction tool
11/23/2011	CN202045207U Inner wall shaper for steel tube
11/23/2011	CN202045206U Steel tube finishing machine
11/23/2011	CN202045205U Pneumatic shaping device for precision casting parts
11/23/2011	CN102248368A KB section rolling forming method
11/23/2011	CN102248143A Upper and lower roller dual-drive pincer-type pulling-straightening machine with independent frame
11/23/2011	CN102248089A Steel turning device
11/23/2011	CN102248034A Upper press roll lifting device for straightening machine
11/23/2011	CN102248033A Bend flaring die
11/23/2011	CN101786116B Method for adjusting roll axial direction of multi-diagonal roll straightener
11/23/2011	CN101623921B Super-long copper tube plastic wrapping machine with small specification
11/23/2011	CN101386022B Hot roll T shaped steel production technique for ship
11/21/2011	DE202011104833U1 Richteisen, Biegeeisen, Universal-Material-Richt-Winkel-Verformungs-Gerät mit Teleskop-Verlängerung, Ratsch, Schlüsseleinsatz, Umlenk-Material-Einspannteile, winkelverstellbar für Rechts-Linkshänder. Straightening iron, iron bending, universal material straightening angle deflection device with telescopic extension, ratchet, wrench, diverting material clamping parts, angle adjustable for right-handed users.
11/16/2011	CN202037210U U-shaped bolt correcting machine
11/16/2011	CN202037209U Long hexagonal key straightening machine
11/16/2011	CN202037208U Anchor pole straightener
11/16/2011	CN102240763A Medium-heavy automobile flange die forging process and punching and calibrating composite die thereof
11/16/2011	CN102240716A Bending and horizontal type reshaping method of high-pressure bend
11/16/2011	CN102240710A Mobile vertical prebending and straightening mechanism for rib cold bending machine
11/16/2011	CN102240704A Hollow roller way straightening device and straightening method
11/10/2011	US20110275145 Manufacturing method and structure of cell cryopreservation tube
11/09/2011	CN202028703U Automatic conveying device for valve rod straightening
11/09/2011	CN202028680U Seamless steel tube rounding die
11/09/2011	CN202028651U Pipe orifice rounding device
11/09/2011	CN202028650U Horizontal type hydraulic straightening machine
11/09/2011	CN202028649U Straightening machine for angle steel or angle iron
11/09/2011	CN202028648U Multi-function centrifugal type steel tube derusting, straightening and paint brushing machine
11/09/2011	CN202028647U Angle locating plate of straightening machine
11/09/2011	CN202028646U Aluminum tube straightening machine for automobile air conditioner
11/09/2011	CN202028645U Horizontal correcting platform
11/09/2011	CN202028644U Straightening aid system for large-size long steel tube straightener
11/09/2011	CN101712052B Transverse straightener
11/08/2011	DE202011051329U1 Metallmaterial-Richtmaschine Metal material straightening machine
11/02/2011	CN202021239U Calibration equipment for steel pipe nozzle
11/02/2011	CN102228916A Correction device and correction method of box type beam structure
11/02/2011	CN102228915A Inner circle correction tool
10/2011
10/27/2011	DE102010018394A1 Verfahren zum Betrieb einer Biegemaschine mit verfahrbarer Richteinheit Method for operating a bending machine with movable aligner
10/26/2011	EP2380673A1 Device for correcting pipe-end shape of uoe metallic pipe
10/26/2011	CN202015765U Multifunctional steel cylinder shaper
10/26/2011	CN202015764U Section steel wing edge plane leveling machine
10/26/2011	CN202015763U Jack type tensioning frame
10/26/2011	CN202015762U Bending machine
10/19/2011	CN202010707U Combined assembling straightening roll
10/19/2011	CN102223961A Device for correcting pipe-end shape of uoe metallic pipe
10/18/2011	US8037732 Method of producing seamless metal tube and punch for use therein
10/12/2011	CN202006229U Cross-roll pipe straightening machine with hydraulic cushion cylinder
10/12/2011	CN202006228U Polish rod straightener for oil pumping unit
10/12/2011	CN102211119A Method and device for calibrating longitudinal welding seam of steel pipe
10/11/2011	US8033151 Method and apparatus for reducing force needed to form a shape from a sheet metal
10/06/2011	WO2011121944A1 Straightening roll and method for straightening pipes
10/05/2011	CN201997577U Positioning device for steel ring circle-winding machine
10/05/2011	CN201997576U Lower roll locking mechanism of cross roll straightening machine
10/05/2011	CN201997575U Hydraulic locking section straightening machine
10/05/2011	CN201997574U Automatic shaft body straightening machine
10/05/2011	CN102205361A Straightening roller adjusting device for special-shaped section roller straightening machine
10/05/2011	CN101837403B Alignment pressure head
09/2011
09/29/2011	US20110232355 Dynamic load expansion test bench
09/28/2011	EP1907150B1 Method for forming a reinforcing bead in a container end closure
09/28/2011	EP1712306B1 Cold-finished seamless steel pipe
09/28/2011	CN201991457U 一种抽油机光杆校正装置 One kind of pumping light pole correction device
09/28/2011	CN201988599U 直线导轨自动校直机的控制装置 Automatic control device linear guide straightening machine
09/28/2011	CN201988598U 型钢及构件校形装置 Steel and member school shaped device
09/28/2011	CN201988597U 用于劲性钢柱校正的定位装置 Stiff steel column positioning device for correction
09/28/2011	CN201988596U 浮动顶尖 Floating top
09/28/2011	CN201988595U 长u弯管机的校圆校直装置的位置切换机构 Position switching mechanism school round school straight long u bender device
09/28/2011	CN201988594U 一种管子校圆机 One kind of school a round tube
09/28/2011	CN102198457A Method and tool for straightening bending deformation of crankshaft
09/28/2011	CN101716634B Automatic laser tracking positioning device and method for straightening drill pipe of oil well
09/21/2011	EP2366470A2 Straightening roll, straightening roll assembly and dual roll straightening machine and straightening method
09/21/2011	EP2162249B1 Straightening machine having a straightening roller rapid-change system, and a method for rapidly changing straightening rollers of a straightening machine
09/21/2011	CN201979191U 一种高频焊机液压整形机构 A high-frequency welding hydraulic plastic body
09/21/2011	CN201978974U 瘪管复圆器 Umbra is deflated tube

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