CN104722911B - Stirring friction welding device and method for track supporting pipeline to be welded - Google Patents
Stirring friction welding device and method for track supporting pipeline to be welded Download PDFInfo
- Publication number
- CN104722911B CN104722911B CN201510092182.4A CN201510092182A CN104722911B CN 104722911 B CN104722911 B CN 104722911B CN 201510092182 A CN201510092182 A CN 201510092182A CN 104722911 B CN104722911 B CN 104722911B
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- Prior art keywords
- welded
- pipeline
- cushion block
- guide rail
- shoulder
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
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- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a stirring friction welding device and method for a track supporting pipeline to be welded. The stirring friction welding device comprises a work table used for supporting the pipeline to be welded and a movable cushion block. The work table is provided with a fixing device for fixing the pipeline to be welded. A shaft shoulder is arranged above a weld line of the pipeline to be welded and is closely attached to the pipeline to be welded, the bottom of the shaft shoulder is in a plane shape, a stirring needle penetrates through the shaft shoulder, the shaft shoulder is closely attached to the pipeline to be welded through an upper nut, a guide rail is arranged on the inner wall of the pipeline to be welded, the guide rail is locked on the pipeline to be welded through a locking device, the movable cushion block moves along the guide rail, the stirring needle penetrates through the shaft shoulder, the pipeline to be welded and the movable cushion block in sequence, and the stirring needle is connected with the movable cushion block through a rotating device. During welding, the stirring needle and the shaft shoulder rotate at a high speed, but the movable cushion block does not rotate. According to the stirring friction welding device and method for the track supporting pipeline to be welded, the top of the movable cushion block is closely attached to the pipeline to be welded, the function of cooling the weld line is achieved, and the welding quality is improved.
Description
Technical field
The present invention relates to a kind of track brace type pipeline agitating friction welder and welding method to be welded, belong to metal
Material processing field.
Background technology
Agitating friction weldering (FSW) has obtained extensive research since TWI in 1991 invents and has applied, particularly in eutectic
The oxidizable aluminium of point, magnesium and its alloy welding aspect are with the obvious advantage, and the welding in copper, titanium, composite and foreign material etc.
Field is widely studied and popularization and application.
In order to weld hollow member, with the development of correlation technique in recent years, the agitating friction welding of two-sides forming
Technology is developed rapidly.As double-shaft shoulder agitating friction solder technology, during the welding of double-shaft shoulder agitating friction weldering, the upper and lower shaft shoulder,
Mixing needle rotate simultaneously and with pipe friction heat to be welded, under strong friction, stirring action, weld metal is moulded
Change, and by rear side of rotary squeezing to agitating friction head, thus forming weld seam.But during the welding of double-shaft shoulder agitating friction, create
Following problem：(1) shaft shoulder heat production simultaneously, so that frictional heat is excessive, easily makes weld metal overheated up and down；(2) existing at present
The end face of double-shaft shoulder agitating friction head be plane or concave surface it is impossible to the operating mode of competent pipeline welding.
In order to solve the above problems, patent (application number：201310184293.9) propose one kind for agitating friction weldering
A kind of state type double-shaft shoulder agitating friction head of machine, there is provided the static soldering set of lower shaft shoulder, but its lower axle shoulder end face is still flat
Face, can only adapt to the situation that banjo fixing butt jointing is plane, be not suitable for the agitating friction welding of pipeline；Only its lower shaft shoulder is transformed into
Circular arc outward appearance, as with mixing needle with transferring to lose static meaning during welding, also resulting in and weld unsuccessfully；Patent (Shen
Please number：201320383472) propose a kind of agitating friction weldering girth welding frock clamp of self-supporting.
Therefore find a kind of liner effect that can play during similar tradition agitating friction welding and be avoided that and mixing needle
The pipeline friction stir welding method of transfer and device, become a new vital task.
Content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention proposes a kind of track brace type and treats welded tube
Road agitating friction welder and welding method, are closely adjacent to pipeline to be welded by mobile cushion block, play the work of cooling weld seam
With improving welding quality.
Technical scheme：For solving above-mentioned technical problem, a kind of track brace type pipeline agitating friction to be welded of the present invention
Welder, including for supporting the workbench of pipeline to be welded and mobile cushion block, workbench is provided with the fixation of fixing pipeline to be welded
Device, the top of pipe welding seam to be welded is provided with the shaft shoulder and is close to pipeline to be welded, and the bottom of the shaft shoulder is plane, is installed with stirring in the shaft shoulder
Pin, the shaft shoulder is close to be scheduled on pipeline to be welded by top nut, and inner-walls of duct to be welded is provided with guide rail, and guide rail is locked by locking device
Tight on pipeline to be welded, mobile cushion block moves along guide rail, and mixing needle sequentially passes through the shaft shoulder, pipeline to be welded, mobile cushion block, mixing needle
Is connected with mobile cushion block by whirligig, during welding, mixing needle and shaft shoulder high-speed rotation, but movement cushion block does not rotate.
Preferably, described fixing device comprises pressure roller and U-loop, pressure roller is arranged on the inwall of pipeline to be welded, pressure roller
In U-loop and U-loop is locked on the table by locking nut.
Preferably, described fixing device also comprises the hydraulic means of some groups of distribution pipeline both sides to be welded, described hydraulic pressure
Device comprises hydraulic cylinder, piston and arc compression block, and the top of piston is connected with arc compression block, and arc compression block is with pipeline to be welded even
Connect, by piston by arc compression block top pressure on pipeline to be welded.
Preferably, described locking device comprises shoulder under screw rod, upper shoulder, circular arc briquetting and circular arc, described screw rod passes through upper
Shoulder is connected with circular arc briquetting, and under circular arc, shoulder is connected with guide rail, drives the movement of shoulder under circular arc thus locking guide rail by screw rod
In inner-walls of duct to be welded..
Preferably, described whirligig comprises square internally and round externally axle sleeve, the first journal bearing, the second journal bearing peace
Spherical bearing, is provided with cavity below described mobile cushion block, and axle sleeve is located in cavity, and axle sleeve is enclosed within mixing needle, is cased with the outside axle sleeve
One journal bearing and the second journal bearing, the first journal bearing and the second journal bearing are fixed in cavity by cover plate, cover plate
Lower section be provided with plane bearing, fixed by lower nut below plane bearing, lower nut is arranged on mixing needle.
Preferably, described mobile cushion block comprises arched top shoulder and Metal Contact Rollers, Metal Contact Rollers are arranged on arched top shoulder,
Metal Contact Rollers move thus driving the movement of mobile cushion block along guide rail.
Preferably, the length of described guide rail is more than the length of pipeline to be welded, the difference of guide rail and duct length to be welded is at least
Length for the arched top shoulder of twice.
Preferably, the two ends of described guide rail are provided with guiding ear.
According to the above-mentioned track brace type pipeline to be welded welding method of agitating friction welder, comprise following step
Suddenly：
(1) assemble mobile cushion block：Metal Contact Rollers are installed on arched top shoulder, the first footpath is installed on square internally and round externally axle sleeve
To bearing, the second journal bearing, plane bearing, the first journal bearing and the second journal bearing is then made to embed the sky of arched top shoulder
In chamber；The projected square part of mixing needle is passed through axle sleeve, screws lower nut, so that mobile cushion block is axially fixed on mixing needle；
(2) assemble agitating friction head：The shaft shoulder is installed, by the top nut on the shaft shoulder, keeps between the shaft shoulder and mobile cushion block
Away from the wall thickness less than pipeline to be welded, so that Metal Contact Rollers are in close contact with guide rail in welding；
(3) lay pipeline to be welded：Pipeline to be welded is passed through pressure roller and U-loop is fixing on the table, then utilize piston
Pipeline to be welded is compressed by arc compression block；
(4) use locking device, in pipeline tape welding joint to be welded internal both sides, guide rail is installed, make the gap between two guide rails
Width slightly larger than mobile cushion block；
(5) shaft shoulder, mixing needle start to rotate, and enter weld seam, and now Metal Contact Rollers are in close contact with guide rail in welding；
(6) welded with the speed of welding setting, rotary speed, until mobile cushion block is fully removed pipeline to be welded, weldering
Access node bundle.
In the present invention, the both sides of arched top shoulder offer twice groove, are provided with four Metal Contact Rollers in each groove；
The circumference of roller exposes groove, for guide rail on plane contact.
Beneficial effect：A kind of track brace type pipeline to be welded agitating friction welder and the welding method of the present invention,
There is advantages below：
(1) conventional friction stir welding machine does not need to improve it is only necessary to changing mixing needle profile, installing mobile cushion block additional
Pipeline welding can be carried out with guide rail；
(2) mobile cushion block serves the effect forcing to shape, cool down weld seam, and overcoming convention stir friction welding (FW) needs rigidity
The structure of fixing backing plate, is conducive to improving further welding quality；
(3) structure is simple, practical, and this agitating friction soldering set part is less, with low cost, easy to be realized and assembling side
Just, this is had important practical significance with application for its popularization.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is mixing needle and mobile cushion block structure schematic diagram in Fig. 1；
Fig. 3 takes on schematic diagram for arched top；
Fig. 4 is the structural representation of guide rail；
Fig. 5 is the structural representation of locking device；
Fig. 6 is mixing needle outline drawing；
Fig. 7 is the structural representation of hydraulic means.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in Figures 1 to 7, a kind of track brace type pipeline agitating friction welder to be welded, including for supporting
The workbench 8 of pipeline 4 to be welded and mobile cushion block 1, workbench 8 is provided with the fixing device of fixing pipeline 4 to be welded, and pipeline 4 to be welded welds
The top of seam is provided with the shaft shoulder 3 and is close to pipeline 4 to be welded, and the bottom of the shaft shoulder 3 is plane, is installed with mixing needle 2 in the shaft shoulder 3, and the shaft shoulder 3 leads to
Cross top nut to be close to be scheduled on pipeline 4 to be welded, pipeline 4 inwall to be welded is provided with guide rail 5, and guide rail 5 is locked at by locking device 6
On pipeline 4 to be welded, mobile cushion block 1 is mobile along guide rail 5, and mixing needle 2 sequentially passes through the shaft shoulder 3, pipeline to be welded 4, mobile cushion block 1, stirs
Mix pin 2 and pass through whirligig and be connected with mobile cushion block 1, during welding, mixing needle 2 and the shaft shoulder 3 high-speed rotation, but movement cushion block 1 is not
Rotation.
In the present invention, described fixing device comprises the liquid of pressure roller 10, U-loop 7 and some groups of distribution pipeline 4 both sides to be welded
Pressure device 11, pressure roller 10 is arranged on the inwall of pipeline 4 to be welded, and pressure roller 10 is located in U-loop 7 and U-loop 7 passes through locking screw
Mother is locked on workbench 8, and workbench 8 is extended with boss 9, and U-loop 7 is locked through boss 9 by locking nut, described liquid
Pressure device 11 comprises hydraulic cylinder 11-1, piston 11-2 and arc compression block 11-3, and the top of piston 11-2 is with arc compression block 11-3 even
Connect, arc compression block 11-3 is connected with pipeline 4 to be welded, by piston 11-2 by arc compression block 11-3 top pressure on pipeline 4 to be welded.
In the present invention, described locking device 6 comprises to take on 6-4 under screw rod 6-1, upper shoulder 6-2, circular arc briquetting 6-3 and circular arc,
Under upper shoulder 6-2 and circular arc, shoulder 6-4 forms a U-clamp tool, and described screw rod 6-1 is connected through upper shoulder 6-2 with circular arc briquetting 6-3,
Under circular arc, shoulder 6-4 is connected with guide rail 5, is driven by screw rod 6-1 and takes on the movement of 6-4 under circular arc thus being locked at guide rail 5 to be welded
Pipeline 4 inwall.
In the present invention, described whirligig comprises square internally and round externally axle sleeve 1-2, the first journal bearing, the second radial axle
Hold 1-4 and plane bearing 1-5, below described mobile cushion block 1, be provided with cavity, axle sleeve 1-2 is located in cavity, and axle sleeve 1-2 is enclosed within and stirs
Mix on pin 2, outside axle sleeve 1-2, be cased with the first journal bearing and the second journal bearing 1-4, the first journal bearing and the second journal bearing
1-4 is fixed in cavity by cover plate, and the lower section of cover plate is provided with plane bearing 1-5, passes through lower nut 1- below plane bearing 1-5
6 is fixing, and lower nut 1-6 is arranged on mixing needle 2.
In the present invention, described mobile cushion block 1 comprises arched top shoulder 1-1 and Metal Contact Rollers 1-3, and Metal Contact Rollers 1-3 installs
On arched top shoulder 1-1, Metal Contact Rollers 1-3 moves thus driving the movement of mobile cushion block 1 along guide rail 5, the length of described guide rail 5
More than the length of pipeline 4 to be welded, guide rail 5 and the length of the arched top shoulder 1-1 of the difference at least twice of pipeline 4 length to be welded, lead
The two ends of rail 5 are provided with guiding ear.
Wherein, arched top shoulder 1-1 can adopt stainless steel, and guide rail 5, the material of U-loop 7 can adopt conventional steel grade, gold
Genus roller 1-3, locking device 6, pressure roller 10 can adopt high-strength alloy steel.The lower section of mixing needle 2 must have one section of square appearance
2-1, this square appearance 2-1 is matched with axle sleeve 1-2, under square cooperation, mixing needle 2 and axle sleeve 1-2 synchronous rotary, and move
Cushion block 1 then can only advance along the gap that two guide rails 5 are formed, but will not rotate.Arched top shoulder 1-1 is contacted with pipeline 4 to be welded
Face is circular arc, and its radius is identical with pipeline 4 internal diameter to be welded, and its center is a through hole 1-7 with mixing needle 2 equal diameters, arc
The both sides that 1-1 is takeed on shape top offer twice groove 1-8, are provided with four Metal Contact Rollers 1-3 in each groove 1-8.
As shown in Figure 1 and Figure 4, guiding ear comprises the first guiding ear 5-1, the second guiding ear 5-2, guides acting on of ear
In：Initially enter the weld seam stage, leave the weld seam stage in agitating friction head, support moves cushion block 1, make arched top take on the upper of 1-1
Surface and the inner surface keeping parallelism of pipeline 4 to be welded；The overall length of described guide rail 5 have to be larger than pipeline 4 length to be welded, both differences
The arched top of at least twice takes on 1-1 length.
As shown in figure 5, in order to install guide rail 5, using locking device 6, locking device 6 critical piece has：Screw rod 6-1, on
6-4 is takeed under shoulder 6-2, circular arc briquetting 6-3, circular arc.During installation, the first guiding ear 5-1, the second guiding ear 5-2 is made to expose pipe first
Road, guide rail 5 length exposing pipeline have to be larger than or be equal to the length that arched top takes on 1-1；Then screw rod 6-1 passes through upper shoulder 6-2
Afterwards, then withstand circular arc briquetting 6-3, rotary screw 6-1, circular arc briquetting 6-3 will be made to compress the outer surface of pipeline 4 to be welded, simultaneously
Under circular arc, shoulder 6-4 compression guide rail 5, makes guide rail 5 be close to the inner surface of pipeline 4 to be welded.After two guide rails 5 are installed, two guide rails 5 must be made
Between gap be slightly larger than the width of mobile cushion block 1.
During welding, mobile cushion block 11 plays support, forced shaping effect to the metal of welding region, also plays the work of radiating simultaneously
With.
Use the welding method of agitating friction welder according to above-mentioned track brace type pipeline to be welded 4, comprise following step
Suddenly：
(1) assemble mobile cushion block 1：Arched top shoulder 1-1 on install Metal Contact Rollers 1-3, on square internally and round externally axle sleeve 1-2
First journal bearing and the second journal bearing 1-4 are installed, then make the first journal bearing and the second journal bearing 1-4 embed arc
In the cavity of top shoulder 1-1；The projected square part of mixing needle 2 is passed through axle sleeve 1-2, screws lower nut 1-6, make mobile cushion block 1 axially
It is fixed on mixing needle 2；
(2) assemble agitating friction head：The shaft shoulder 3 is installed, by the top nut on the shaft shoulder 3, keeps the shaft shoulder 3 and mobile cushion block 1
The wall thickness being smaller than pipeline 4 to be welded so that Metal Contact Rollers 1-3 welding when be in close contact with guide rail 5；
(3) lay pipeline 4 to be welded：Pipeline 4 to be welded is passed through pressure roller 10 and U-loop 7 is fixed on workbench 8, Ran Houli
With piston 11-2, pipeline 4 to be welded is compressed by arc compression block 11-3；
(4) use locking device 6, in pipeline 4 tape welding joint to be welded internal both sides, guide rail 5 is installed, make between two guide rails 5
Gap is slightly larger than the width of mobile cushion block 1；
(5) shaft shoulder 3, mixing needle 2 start to rotate, and enter weld seam, and now Metal Contact Rollers 1-3 is tight with guide rail 5 in welding
Contact；
(6) welded with the speed of welding setting, rotary speed, until mobile cushion block 1 is fully removed pipeline 4 to be welded,
Welding terminates.
The above be only the preferred embodiment of the present invention it should be pointed out that：Ordinary skill people for the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of track brace type pipeline to be welded with agitating friction welder it is characterised in that：Treat welded tube including for supporting
The workbench in road and mobile cushion block, workbench is provided with the fixing device of fixing pipeline to be welded, and the top of pipe welding seam to be welded is provided with
The shaft shoulder is close to pipeline to be welded, and the bottom of the shaft shoulder is plane, is installed with mixing needle, the shaft shoulder is close to be welded by top nut in the shaft shoulder
On pipeline, inner-walls of duct to be welded is provided with guide rail, and guide rail is locked on pipeline to be welded by locking device, and mobile cushion block is along guide rail
Mobile, mixing needle sequentially passes through the shaft shoulder, pipeline to be welded, mobile cushion block, and mixing needle is passed through whirligig and is connected with mobile cushion block, weldering
When connecing, mixing needle and shaft shoulder high-speed rotation, but mobile cushion block does not rotate；Described mobile cushion block comprises arched top shoulder and metal rolling
Wheel, Metal Contact Rollers are arranged on arched top shoulder, and Metal Contact Rollers move thus driving the movement of mobile cushion block along guide rail.
2. track brace type according to claim 1 pipeline to be welded with agitating friction welder it is characterised in that：Described
Fixing device comprises pressure roller and U-loop, and pressure roller is arranged on the inwall of pipeline to be welded, and pressure roller is located in U-loop and U-loop leads to
Cross locking nut to lock on the table.
3. track brace type according to claim 2 pipeline to be welded with agitating friction welder it is characterised in that：Described
Fixing device also comprise some groups distribution pipeline both sides to be welded hydraulic means, described hydraulic means comprise hydraulic cylinder, piston and
Arc compression block, the top of piston is connected with arc compression block, and arc compression block is connected with pipeline to be welded, by piston by arc compression block top
It is pressed on pipeline to be welded.
4. track brace type according to claim 1 pipeline to be welded with agitating friction welder it is characterised in that：Described
Locking device comprises shoulder under screw rod, upper shoulder, circular arc briquetting and circular arc, and described screw rod passes through upper shoulder to be connected with circular arc briquetting, circular arc
Lower shoulder is connected with guide rail, drives the movement of shoulder under circular arc thus guide rail is locked at inner-walls of duct to be welded by screw rod.
5. track brace type according to claim 1 pipeline to be welded with agitating friction welder it is characterised in that：Described
Whirligig comprises square internally and round externally axle sleeve, the first journal bearing, the second journal bearing and plane bearing, under described mobile cushion block
Side is provided with cavity, and axle sleeve is located in cavity, and axle sleeve is enclosed within mixing needle, is cased with the first journal bearing and the second radial axle outside axle sleeve
Hold, the first journal bearing and the second journal bearing are fixed in cavity by cover plate, the lower section of cover plate is provided with plane bearing, plane
Fixed by lower nut below bearing, lower nut is arranged on mixing needle.
6. track brace type according to claim 1 pipeline to be welded with agitating friction welder it is characterised in that：Described
The length of guide rail is more than the length of pipeline to be welded, and guide rail is at least, with the difference of duct length to be welded, the length that the arched top of twice is takeed on
Degree.
7. track brace type according to claim 6 pipeline to be welded with agitating friction welder it is characterised in that：Described
The two ends of guide rail are provided with guiding ear.
8. the welding of agitating friction welder of the track brace type pipeline to be welded according to any one of claim 1 to 7
Method is it is characterised in that comprise the steps of：
(1) assemble mobile cushion block：Metal Contact Rollers are installed on arched top shoulder, the first radial axle is installed on square internally and round externally axle sleeve
Hold, the second journal bearing and plane bearing, then make the first journal bearing and the second journal bearing embed the cavity of arched top shoulder
In；The projected square part of mixing needle is passed through axle sleeve, screws lower nut, so that mobile cushion block is axially fixed on mixing needle；
(2) assemble agitating friction head：The shaft shoulder is installed, by the top nut on the shaft shoulder, keeps the shaft shoulder little with the spacing of mobile cushion block
In the wall thickness of pipeline to be welded, so that Metal Contact Rollers are in close contact with guide rail in welding；
(3) lay pipeline to be welded：Pipeline to be welded is passed through pressure roller and U-loop is fixing on the table, then passed through using piston
Arc compression block compresses pipeline to be welded；
(4) use locking device, in pipeline tape welding joint to be welded internal both sides, guide rail is installed, make the gap between two guide rails bigger
Width in mobile cushion block；
(5) shaft shoulder, mixing needle start to rotate, and enter weld seam, and now Metal Contact Rollers are in close contact with guide rail in welding；
(6) welded with the speed of welding setting, rotary speed, until mobile cushion block is fully removed pipeline to be welded, welding knot
Bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510092182.4A CN104722911B (en) | 2015-02-28 | 2015-02-28 | Stirring friction welding device and method for track supporting pipeline to be welded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510092182.4A CN104722911B (en) | 2015-02-28 | 2015-02-28 | Stirring friction welding device and method for track supporting pipeline to be welded |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104722911A CN104722911A (en) | 2015-06-24 |
| CN104722911B true CN104722911B (en) | 2017-02-22 |
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ID=53447645
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510092182.4A Expired - Fee Related CN104722911B (en) | 2015-02-28 | 2015-02-28 | Stirring friction welding device and method for track supporting pipeline to be welded |
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| CN (1) | CN104722911B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076440B (en) * | 2018-07-15 | 2020-12-29 | 倪平涛 | Method for welding aluminum alloy vehicle body cylinder assembly of railway vehicle by using static double-shaft-shoulder or four-shaft-shoulder stirring head with auxiliary rope pulling device |
| CN109434271B (en) * | 2018-07-15 | 2021-01-12 | 倪平涛 | Static four-shoulder friction stir welding stirring head with auxiliary rope pulling device and method for welding hollow profile butt weld joint by using stirring head |
| CN110238508A (en) * | 2019-05-22 | 2019-09-17 | 倪平涛 | A method of annular butt weld is welded with the static double-shaft shoulder stirring friction welding agitator head of drawstring or stop blocking means |
| CN116586894B (en) * | 2023-07-18 | 2023-09-29 | 山东名盾防爆装备科技有限公司 | Metal pipeline welding device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450395B1 (en) * | 2000-08-01 | 2002-09-17 | The Boeing Company | Method and apparatus for friction stir welding tubular members |
| CN202240313U (en) * | 2011-10-09 | 2012-05-30 | 唐山轨道客车有限责任公司 | Welding assembly of car body top plate of train |
| CN102601515A (en) * | 2012-03-29 | 2012-07-25 | 哈尔滨工业大学 | Self-sustaining friction stir welding stirring head with irrotational lower shaft shoulder and welding method of stirring head |
| CN203221279U (en) * | 2013-05-06 | 2013-10-02 | 姚雪飞 | Aluminum and aluminum alloy spiral pipe forming welding device |
| CN103624399A (en) * | 2012-08-21 | 2014-03-12 | 湖北三江航天红阳机电有限公司 | Water cooling device for arc skin longitudinal joint friction stir welding |
-
2015
- 2015-02-28 CN CN201510092182.4A patent/CN104722911B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6450395B1 (en) * | 2000-08-01 | 2002-09-17 | The Boeing Company | Method and apparatus for friction stir welding tubular members |
| CN202240313U (en) * | 2011-10-09 | 2012-05-30 | 唐山轨道客车有限责任公司 | Welding assembly of car body top plate of train |
| CN102601515A (en) * | 2012-03-29 | 2012-07-25 | 哈尔滨工业大学 | Self-sustaining friction stir welding stirring head with irrotational lower shaft shoulder and welding method of stirring head |
| CN103624399A (en) * | 2012-08-21 | 2014-03-12 | 湖北三江航天红阳机电有限公司 | Water cooling device for arc skin longitudinal joint friction stir welding |
| CN203221279U (en) * | 2013-05-06 | 2013-10-02 | 姚雪飞 | Aluminum and aluminum alloy spiral pipe forming welding device |
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| CN104722911A (en) | 2015-06-24 |
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