Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › 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)
05/2014
05/07/2014CN203578459U 一种校直机 One kind of straightening machine
05/07/2014CN203578458U 挂车桥自动数字校直机 Trailer Bridge Automatic Digital Straightening Machine
05/07/2014CN203578457U 一种门窗压平机构 One kind of doors and flattened bodies
05/07/2014CN203578456U 管道矫形装置 Pipeline orthopedic device
05/07/2014CN203578455U 一种型材矫直机 One kind of profile leveler
05/07/2014CN203578454U 一种矫直辊轴承布置结构 One kind of straightening roller bearing arrangement
05/07/2014CN203578453U 一种驱动桥专用立式校直机 A drive axle dedicated vertical alignment machine
05/07/2014CN203578452U 有色金属管道校型工装 Non-ferrous metal pipe school type tooling
05/07/2014CN203578451U 钢管的可调节校正装置 Steel adjustable correction means
05/07/2014CN203578450U 钢管校正装置 Pipe correction device
05/07/2014CN203578449U 一种五金件的全自动振动校正装置 Automatic vibration correction apparatus for metal parts
05/07/2014CN103781567A 焊接钢管的制造方法及焊接钢管 The method of manufacturing welded steel pipe and welded steel pipe
05/07/2014CN103769445A 一种金属管矫直机 One metal tube straightening machine
05/07/2014CN103769444A 大棒材轧件弯头在线处理装置 Great bar rolling elbow online processing device
05/07/2014CN103769443A 冷拔不锈钢复合圆管专用矫直机 Special cold drawn stainless steel composite tube straightening machine
05/07/2014CN103769442A 新型棒材二辊矫直机导筒装置 The new two-roll bar straightening machine guide bush unit
05/07/2014CN103769441A 汽车油箱箱体整形机 Automotive fuel tank box shaping machine
05/07/2014CN103769440A 金属管矫直机 Metal tube straightening machine
05/07/2014CN102672009B 用于棒料矫直机的棒料翻转送料装置 Bar straightening machine for bar feeding device flip
05/07/2014CN102641918B 一种用于环形件成形的卧式弯曲机 A horizontal bending machine for forming an annular member
04/2014
04/30/2014CN203565705U Two-roller straightening machine feeding conveying roller way for steel pipe production
04/30/2014CN203565566U Torsion bar straightening tool
04/30/2014CN203565565U Hydraulic detection and rectification device for annular parts
04/30/2014CN203565564U Blade distortion-correcting machine
04/30/2014CN203565563U Upper straightening roll device
04/30/2014CN203565562U Two-roller straightening machine upper roller adjusting mechanism for steel pipe production
04/30/2014CN203565561U Two-roller straightening machine lower roller adjusting mechanism for steel pipe production
04/30/2014CN203565560U Hydraulic pipe bending corrector
04/30/2014CN203565559U Novel anchor rod straightener
04/30/2014CN203565558U Bar material straightening machine
04/30/2014CN203565557U Automatic advancing and retreating circular tube alignment derusting and painting machine
04/30/2014CN103757630A Method for laser shaft calibration
04/30/2014CN103752658A Repairing machine for recycled anchor rods
04/30/2014CN103752657A Control system for preventing straightening roll of straightener from overload
04/30/2014CN102513412B Broach straightening device
04/23/2014CN203556682U Numerically-controlled straightening machine special for transmission shaft of electro-hydraulic servo motor train unit
04/23/2014CN203556681U Pipe correcting device
04/23/2014CN203556680U Mechanical structure of sucker rod hot drawing straightening machine
04/23/2014CN203556679U Repairing device applicable to U-shaped steel for coal mines
04/23/2014CN203556678U Straightener for crimping pipe
04/23/2014CN203556677U Pull head of sucker rod hot drawing straightening machine
04/23/2014CN103736785A Pipe opening rounder
04/23/2014CN103736784A Flange leveling machine
04/23/2014CN103736783A Crane rail straightening method
04/23/2014CN103736782A Device for automatically correcting circular degree
04/23/2014CN103736781A Stator testing bulging tool and application method thereof
04/23/2014CN103736780A Elbow pressing-straight device
04/23/2014CN102688914B Pressure roller device on mechanical straightening machine
04/16/2014CN203543178U Four-side hydraulic straightening machine
04/16/2014CN203541321U Overturning shaft straightening support
04/16/2014CN203541248U Conical thermal-expansion correcting fixture
04/16/2014CN203541179U Aluminum casting circular degree shape correction device
04/16/2014CN203541178U T-shaped elevator guide-rail distortion straightening machine
04/16/2014CN203541177U Elevator guide rail warp straightening device
04/16/2014CN203541176U Correcting device of T-type guide rail of container ship
04/16/2014CN203541175U Correcting clamp for hollow cylindrical surface
04/16/2014CN203541174U Metal pipeline straightening device
04/16/2014CN203541173U Correction device of motorcycle frame bent tube
04/16/2014CN203541172U Shaper for mobilephone structure frame
04/16/2014CN203541171U Elevator guide rail bend full-automatic straightener
04/16/2014CN203541170U T-shaped elevator guide rail straightener
04/16/2014CN203541169U Device for straightening homemade profiles
04/16/2014CN203541168U Portable straightener for lead hydraulic linear splicing sleeve
04/16/2014CN203541167U Small-caliber steel pipe straightener for high-frequency longitudinal welded pipe production line
04/16/2014CN203541166U Shaping equipment for expansion joint of metal corrugated pipe
04/16/2014CN203541165U Two-shaft five-roller double-effect rolling straightening machine
04/16/2014CN203541164U Hydraulic-cylinder straightener utilizing racks
04/16/2014CN203541163U Heat-setting tool for welded titanium alloy special-shaped wings
04/16/2014CN203541162U Swinging shaping mechanism and mould
04/16/2014CN203541161U Shell section roundness correction device for low-temperature liquid transportation tank wagon
04/16/2014CN203541160U H-shaped steel correcting device
04/16/2014CN203541159U Elevator guide rail turning over device
04/16/2014CN103722054A Shaft sleeve rounding machine
04/16/2014CN103722053A Quenched part constraint straightening machine
04/16/2014CN103722052A Connecting rod anti-clamping circular pipe alignment rust-removal painting all-in-one machine
04/16/2014CN103722051A Anchor stock straightening device
04/16/2014CN102294385B Large-diameter thin-wall steel pipe strengthening machine and anti-deforming side roller device thereof
04/09/2014CN203526348U Outer mold of crystallizer copper pipe
04/09/2014CN203526264U Alloy pipe inner circle correcting tool
04/09/2014CN203526263U Circle expanding tool of cylindrical shell of iron oxide desulphurization reactor
04/09/2014CN203526262U Correction mold for scraper of ceramic filter
04/09/2014CN203526261U Shaping device for metal parts
04/09/2014CN203526260U Trimming machine
04/09/2014CN203526259U Cross wedge rolling multi-stepped-shaft part heat-straightening machine
04/09/2014CN203526258U Heavy rail straightening side ring with double surfaces in use
04/09/2014CN203526257U Multi-station hydraulic clamp special for straightening
04/09/2014CN203526256U Novel energy-saving withdrawal and straightening machine
04/09/2014CN203526255U Automatic material turnover device of cage guide straightener
04/09/2014CN203526254U Straightening body
04/09/2014CN203526253U Device for straightening local dents of pipelines and containers
04/09/2014CN203526252U Automobile intermediate shaft bearing base circular degree shaping frame
04/09/2014CN203526251U Automobile intermediate shaft supporting seat shaping support
04/09/2014CN203526250U Alloy outer circle correcting tool
04/09/2014CN203526249U Evenly straightening device for copper nickel pipe
04/09/2014CN103706680A Improved correction device for roundness of wheel
04/09/2014CN103706679A Straightening device
04/09/2014CN103706678A Deformed orifice repairing machine
04/09/2014CN103706677A Cone-shaped deformed-pipe-orifice repairing machine
04/09/2014CN103706676A Propping-open-type deformed orifice repairing machine
04/09/2014CN103706675A Iron roll expanding device
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