CN102151951A - Prewelding machine for steel tube - Google Patents
Prewelding machine for steel tube Download PDFInfo
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- CN102151951A CN102151951A CN2011100347598A CN201110034759A CN102151951A CN 102151951 A CN102151951 A CN 102151951A CN 2011100347598 A CN2011100347598 A CN 2011100347598A CN 201110034759 A CN201110034759 A CN 201110034759A CN 102151951 A CN102151951 A CN 102151951A
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- steel pipe
- main frame
- prewelding
- chain
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Abstract
The invention discloses a prewelding machine for a steel tube. The prewelding machine is characterized by comprising a host, a feeding mechanism, a discharging mechanism, a rounding device, a welding device and a hydraulic system; on the basis of the installation of the host, the feeding mechanism comprises a carrying chain and a feeding roller way; the carrying chain and the feeding roller way cooperate with each other to convey a steel tube workpiece to the host; the rounding device comprises a telescopic pressing head and a rotary roller which are distributed in the circumferential direction; the telescopic pressing head is arranged on the host; the rotary roller is arranged on the feeding mechanism; a welding gun is arranged on the upper part, close to one side of the discharging mechanism, of the host; the hydraulic system is connected with the rounding device so as to provide power for the telescopic pressing head of the rounding device; and the discharging roller way delivers the prewelded steel tube workpiece out of the host and comprises a discharging roller way. During machining of the steel tube workpiece, rounding, stitching and prewelding can be carried out simultaneously and continuously, so the whole machine runs stably, has high machining precision and is particularly applicable for prewelding of large-aperture steel tube workpieces.
Description
Technical field
The present invention relates to be used to make the steel pipe Workpiece machining apparatus of oil output channel, building structure pipeline etc., particularly a kind of steel pipe Prewelding machine wherein.
Background technology
The present pre-soldering equipment of steel pipe, its processing diameter range is little, and exists equipment precision low, and the load-bearing tonnage is little, can't realize technical disadvantages such as continuously automatic prewelding, therefore has a lot of limitation in production practices.
The large-diameter steel pipe Prewelding machine is a kind of equipment that can carry out school circle, joint close, prewelding, setting to large-diameter steel pipe, be applicable to the processing that heavy caliber and circularity are had relatively high expectations as steel pipe workpiece such as petroleum transportation pipeline, building structure pipelines, but the pre-soldering equipment of large-diameter steel pipe is few at home at present, the more existing pre-soldering equipment finishing of large-diameter steel pipes ability is relatively poor, is difficult to reach the required every precision of product.
Summary of the invention
Task of the present invention is to solve the existing technological deficiency of large-diameter steel pipe Prewelding machine in the prior art, and a kind of steel pipe Prewelding machine is provided.
Its technical solution is:
A kind of steel pipe Prewelding machine comprises main frame, is positioned at the feeding mechanism of main frame front side, the discharging mechanism that is positioned at the main frame rear side, school round belting, welder and hydraulic system; Main frame is installed on the basis, feeding mechanism comprises carrying chain and feeding roller table, the carrying chain is provided with the chain motor, chain reductor and chain drive, the chain motor drives the carrying chain operation by chain reductor and chain drive, feeding roller table is provided with electric machines for roller, drive the feeding roller table running by electric machines for roller, carrying chain and feeding roller table are collaborative delivers to main frame with the steel pipe workpiece, the school round belting comprises flexible pressure head and the swing roller that is distributed in circumferencial direction, flexible pressure head is installed on the main frame, swing roller is installed on the feeding mechanism, the welding gun of welder partly is installed in the top of main frame near discharging mechanism one side, welding gun is the welding gun that high and low position can be regulated, hydraulic system connects the school round belting, for the flexible pressure head of school round belting provides power, discharging mechanism transports main frame with the steel pipe workpiece that prewelding finishes, and it comprises the discharging roller-way.
Above-mentioned steel pipe Prewelding machine also comprises operating platform, electric control system and lubricating system; Operating platform is installed in the rear side of main frame, and the control cabinet of electric control system partly is arranged on the operating platform, and electric control system is controlled steel pipe Prewelding machine complete machine, and lubricating system provides lubricating oil for the parts that steel pipe Prewelding machine complete machine need lubricate.
Above-mentioned welder is the carbon dioxide gas arc welding machine.
Above-mentioned school round belting forms weld seam with the closing in of the vertical masonry joint opening steel pipe workpiece pressing after the bending, and and then carries out continuous welding by the welder butt welded seam by flexible pressure head.
The present invention has following useful technique effect:
The present invention is in the steel pipe workpiece process, and school circle, joint close and prewelding can carry out simultaneously continuously, and complete machine operates steadily, and machining accuracy is higher, is specially adapted to the prewelding processing of large-diameter steel pipe workpiece.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing and the specific embodiment:
Fig. 1 is the structural principle schematic diagram of one embodiment of the present invention.
Fig. 2 is the plan structure schematic diagram of Fig. 1 mode.
Fig. 3 mainly shows the host machine part among Fig. 2.
Fig. 4 mainly shows the feeding mechanism among Fig. 2.
Fig. 5 mainly shows the discharging mechanism among Fig. 2.
The specific embodiment
In conjunction with Fig. 1 to Fig. 5, a kind of steel pipe Prewelding machine comprises main frame 1, is positioned at the feeding mechanism 2 of main frame front side, the discharging mechanism 3 that is positioned at the main frame rear side, school round belting 4, welder 5 and hydraulic system 7.Main frame 1 is installed on the basis, feeding mechanism 2 comprises carrying chain and feeding roller table, the carrying chain is provided with chain motor, chain reductor and chain drive, the chain motor drives the carrying chain operation by chain reductor and chain drive, feeding roller table is provided with electric machines for roller, drive the feeding roller table running by electric machines for roller, carrying chain and feeding roller table are collaborative delivers to main frame with the steel pipe workpiece.School round belting 4 comprises flexible pressure head and the swing roller that is distributed in circumferencial direction, and flexible pressure head is installed on the main frame, and swing roller is installed on the feeding mechanism.The welding gun of welder 5 partly is installed in the top of main frame near discharging mechanism one side, and welding gun is the welding gun that high and low position can be regulated; Welder preferably carbon dioxide gas shielded welding machine.Hydraulic system connects school round belting 4, for the flexible pressure head of school round belting provides power; School round belting 4 is by its flexible pressure head, and it is joint close that the closing in of the vertical masonry joint opening steel pipe workpiece pressing after the bending is formed weld seam, and and then carries out continuous welding by the welder butt welded seam.Discharging mechanism comprises the discharging roller-way, and the steel pipe workpiece that is used for prewelding is finished transports main frame.
On the basis of aforesaid way, the steel pipe Prewelding machine also comprises operating platform 6, electric control system 8 and lubricating system 9.Operating platform 6 is installed in the rear side of main frame, and the control cabinet of electric control system partly is arranged on the operating platform, and electric control system is controlled steel pipe Prewelding machine complete machine, and lubricating system provides lubricating oil for the parts that steel pipe Prewelding machine complete machine need lubricate.
The operation principle of above-mentioned embodiment roughly is:
Steel pipe work piece hoisting after make-up machine (bender or the veneer reeling machine) processing to feeding roller table, is started feeding mechanism, the steel pipe workpiece is delivered to main frame by feeding roller table; Start the position of the swing roller levelling steel pipe workpiece of school round belting, and hold out against the steel pipe workpiece by its flexible pressure head, the circularity that limit rotation steel pipe workpiece, the flexible pressure head of limit adjustment are proofreaied and correct the steel pipe workpiece; School circle back rotation steel pipe workpiece compresses joint close up and by flexible pressure head with its opening, starts welder, and the part of the circle of steel pipe workpiece school is carried out prewelding; Continuous feed then (charging this moment is finished by the collaborative feeding roller table of carrying chain), round, the whole steel pipe of prewelding in school successively; Start discharging mechanism, steel pipe is transported main frame and winches to next procedure; Process next root steel pipe workpiece according to above-mentioned process then.Adopt PLC control in the above-mentioned electric control system, with little signal of telecommunication control strong power system, improved security, the accuracy of equipment operation, and can effectively control entire work process, it is low and can not realize continuously defective such as weldering automatically to have solved in the past Prewelding machine efficient.
The present invention is specially adapted to school circle, joint close, the prewelding processing of large-diameter steel pipe workpiece, the range of work: diameter phi 406mm-φ 1620mm, the length 8000mm-12300mm of steel pipe workpiece, wall thickness 6.0mm-60mm, the speed 0.5-8m/min of maximum capacity 15000Kg, carrying chain, the maximum drawbar pull 300KN, mechanical general power 158KW, appearance and size 41000mmX7500mmX7600mm, complete machine weight 198950Kg, working (machining) efficiency 6-12 root of carrying chain/hour.
The present invention is one of main frame on the heavy caliber straight-line joint submerged arc welding tube production line, and it is that the opening pipe after the make-up machine processing is formed the pipe of sealing by joint close prewelding technology, prepares for the interior external welding of steel pipe whole workpiece performs processing.
Reasonable in design of the present invention is adjusted simply, and easy to maintenance, the appropriate products specification is extensive, can be used as the continuous Prewelding machine of a kind of desirable automation.
The technology contents of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Claims (4)
1. a steel pipe Prewelding machine is characterized in that comprising main frame, is positioned at the feeding mechanism of main frame front side, the discharging mechanism that is positioned at the main frame rear side, school round belting, welder and hydraulic system; Main frame is installed on the basis, feeding mechanism comprises carrying chain and feeding roller table, the carrying chain is provided with the chain motor, chain reductor and chain drive, the chain motor drives the carrying chain operation by chain reductor and chain drive, feeding roller table is provided with electric machines for roller, drive the feeding roller table running by electric machines for roller, carrying chain and feeding roller table are collaborative delivers to main frame with the steel pipe workpiece, the school round belting comprises flexible pressure head and the swing roller that is distributed in circumferencial direction, flexible pressure head is installed on the main frame, swing roller is installed on the feeding mechanism, the welding gun of welder partly is installed in the top of main frame near discharging mechanism one side, welding gun is the welding gun that high and low position can be regulated, hydraulic system connects the school round belting, for the flexible pressure head of school round belting provides power, discharging mechanism transports main frame with the steel pipe workpiece that prewelding finishes, and it comprises the discharging roller-way.
2. steel pipe Prewelding machine according to claim 1 is characterized in that: described steel pipe Prewelding machine also comprises operating platform, electric control system and lubricating system; Operating platform is installed in the rear side of main frame, and the control cabinet of electric control system partly is arranged on the operating platform, and electric control system is controlled steel pipe Prewelding machine complete machine, and lubricating system provides lubricating oil for the parts that steel pipe Prewelding machine complete machine need lubricate.
3. steel pipe Prewelding machine according to claim 1 is characterized in that: described welder is the carbon dioxide gas arc welding machine.
4. steel pipe Prewelding machine according to claim 1 is characterized in that: described school round belting forms weld seam with the closing in of the vertical masonry joint opening steel pipe workpiece pressing after the bending, and and then carries out continuous welding by the welder butt welded seam by flexible pressure head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110034759 CN102151951B (en) | 2011-02-09 | 2011-02-09 | Prewelding machine for steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110034759 CN102151951B (en) | 2011-02-09 | 2011-02-09 | Prewelding machine for steel tube |
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| Publication Number | Publication Date |
|---|---|
| CN102151951A true CN102151951A (en) | 2011-08-17 |
| CN102151951B CN102151951B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110034759 Active CN102151951B (en) | 2011-02-09 | 2011-02-09 | Prewelding machine for steel tube |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430884A (en) * | 2011-12-29 | 2012-05-02 | 天水锻压机床(集团)有限公司 | New steel tube positioning method used in steel tube conveying of tack welder and realization device |
| CN106239168A (en) * | 2016-08-01 | 2016-12-21 | 葫芦岛市钢管工业有限公司 | A kind of pre-soldering method of the ERW for LSAW steel pipe's production |
| CN112404174A (en) * | 2020-10-30 | 2021-02-26 | 武汉巨迪金属管业有限公司 | Rolling and roundness correcting integrated machine |
| CN113732585A (en) * | 2021-11-05 | 2021-12-03 | 太原科技大学 | Automatic alignment and rapid welding device and method for welding seam of thick-wall metal straight welded pipe |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058362U (en) * | 1989-03-10 | 1990-06-20 | 辽河石油勘探局淮建一公司 | Mechanically-driven device for butt-welding of steel tube |
| CN2172175Y (en) * | 1993-09-20 | 1994-07-20 | 中国湖南省临澧县钢管厂 | Improved arm pipe welder |
| US5942132A (en) * | 1996-06-11 | 1999-08-24 | Kawasaki Steel Corporation | Method of and apparatus for producing steel pipes |
| CN201115898Y (en) * | 2007-10-24 | 2008-09-17 | 王及元 | Location prewelding |
| CN201969992U (en) * | 2011-02-09 | 2011-09-14 | 青岛武晓集团有限公司 | Pre-welding machine made of steel tubes |
-
2011
- 2011-02-09 CN CN 201110034759 patent/CN102151951B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2058362U (en) * | 1989-03-10 | 1990-06-20 | 辽河石油勘探局淮建一公司 | Mechanically-driven device for butt-welding of steel tube |
| CN2172175Y (en) * | 1993-09-20 | 1994-07-20 | 中国湖南省临澧县钢管厂 | Improved arm pipe welder |
| US5942132A (en) * | 1996-06-11 | 1999-08-24 | Kawasaki Steel Corporation | Method of and apparatus for producing steel pipes |
| CN201115898Y (en) * | 2007-10-24 | 2008-09-17 | 王及元 | Location prewelding |
| CN201969992U (en) * | 2011-02-09 | 2011-09-14 | 青岛武晓集团有限公司 | Pre-welding machine made of steel tubes |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430884A (en) * | 2011-12-29 | 2012-05-02 | 天水锻压机床(集团)有限公司 | New steel tube positioning method used in steel tube conveying of tack welder and realization device |
| CN106239168A (en) * | 2016-08-01 | 2016-12-21 | 葫芦岛市钢管工业有限公司 | A kind of pre-soldering method of the ERW for LSAW steel pipe's production |
| CN112404174A (en) * | 2020-10-30 | 2021-02-26 | 武汉巨迪金属管业有限公司 | Rolling and roundness correcting integrated machine |
| CN113732585A (en) * | 2021-11-05 | 2021-12-03 | 太原科技大学 | Automatic alignment and rapid welding device and method for welding seam of thick-wall metal straight welded pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102151951B (en) | 2013-04-24 |
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Address after: 266300, No. 553 East Lanzhou Road, Qingdao, Shandong, Jiaozhou Applicant after: Qingdao Wuxiao [Group] Share Co., Ltd. Address before: 266300, No. 553 East Lanzhou Road, Qingdao, Shandong, Jiaozhou Applicant before: Qingdao Wuxiao (Group) Co., Ltd. |
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