CN108326400A - A kind of spiral welded pipe automatic repair welding device and its application method - Google Patents
A kind of spiral welded pipe automatic repair welding device and its application method Download PDFInfo
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- CN108326400A CN108326400A CN201810271275.7A CN201810271275A CN108326400A CN 108326400 A CN108326400 A CN 108326400A CN 201810271275 A CN201810271275 A CN 201810271275A CN 108326400 A CN108326400 A CN 108326400A
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- 238000003466 welding Methods 0.000 title claims abstract description 122
- 230000008439 repair process Effects 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 17
- 239000010959 steel Substances 0.000 abstract description 17
- 230000001105 regulatory effect Effects 0.000 abstract description 7
- 230000007246 mechanism Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004904 shortening Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/18—Submerged-arc 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
- B23K9/00—Arc welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention is a kind of spiral welded pipe automatic repair welding device and its application method, and the problem of belonging to field of welding devices, be unsuitable for welding spiral welded pipe for steel pipe seam automatic repair welding device, the technical solution of use is as follows：A kind of spiral welded pipe automatic repair welding device, including supporting rack, it can be along the vertically movable hoistable platform of supporting rack, the traversing holder that can be moved along hoistable platform, it is connected to the support beam of traversing frame upper, and the welder moved can be moved towards along support beam, the hoistable platform horizontal direction arrangement；Linkage is connected on the traversing holder, the linkage is between spiral welded pipe and hoistable platform；At angle, welder is moved along the trend of support beam for the trend of the support beam and the axial direction of spiral welded pipe, and the moving direction of welder is made to adapt to wait for the trend of welding line.Therefore the device of the invention is suitable for the welding of spiral welded pipe；The application method of the device has the characteristics that regulating time is short, easy to adjust.
Description
Technical field
The invention belongs to field of welding devices, more particularly to a kind of spiral welded pipe automatic repair welding device and its user
Method.
Background technology
Currently, spiral welded pipe is widely used in the fields such as steel-pipe pile engineering, fluid-transporting tubing and steel construction, made
Journey is substantially：First, steel band is continuously crimped and welded on SSAW pipe unit production line, is produced with helical form weld seam
With correct weld seam（The soldered of previous steel band tail and the latter steel taping head）Spiral steel pipe, wherein spiral weld generally uses
Two-sided automatic submerged-arc welding method is welded, and the front of correct weld seam（That is the inside of spiral welded pipe）Generally use automatic submerged arc welding
Method is welded；Spiral welded pipe be cut off it is offline after, then to the back side of steel band enemy's weld seam（That is steel pipe lateral surface）Carry out repair welding with
And repair welding is carried out to undesirable helical form weld seam.Generally use craft soldering method butt welding seam carries out soldering, but manual welding institute's used time
Between it is longer, working efficiency is low, and often due to human factor causes repair welding weldquality unqualified.
Application No. is 2014207135166 patent documents to provide a kind of automatic repair welding mechanism of steel pipe seam comprising bottom
Frame, longitudinal direction are layed in the track below chassis and the crane on chassis, and several guide sleeves are installed on chassis,
It is set with guide post in each guide sleeve, each top end that is oriented to is fixedly connected with crane, is equipped between chassis and crane
To control crane oscilaltion, chassis has the idler wheel for rolling connection with track, driving is equipped on chassis screw body
Idler wheel rotation variable speed electric motors, particularly, crane have a support arm horizontally outward extended, support arm end be equipped with one adjust head and
Welding gun.This automatic repair welding mechanism of steel pipe seam can be used for welding straight bead, but the weld seam of spiral welded pipe is curved welding seam,
And it is in a certain angle with the axial direction of spiral welded pipe always, this automatic repair welding mechanism of steel pipe seam cannot be to spiral welded pipe
Weld seam carries out automatic repair welding.
Invention content
The problem of being unsuitable for welding spiral welded pipe for existing steel pipe seam automatic repair welding device, the present invention provide one
Kind spiral welded pipe automatic repair welding device, and its application method is provided, to solve problems of the prior art.
The present invention is as follows using technical solution：A kind of spiral welded pipe automatic repair welding device, including can be along spiral welded pipe axis
To mobile supporting rack, it is located above spiral welded pipe and can be moved along hoistable platform along the vertically movable hoistable platform of supporting rack
Dynamic traversing holder is connected to the support beam of traversing frame upper, and can move towards the welder moved along support beam,
Hoistable platform horizontal direction arrangement, so that the moving direction of traversing holder and spiral welded pipe is axially vertical；The traversing branch
A linkage is connected on frame, the linkage is between spiral welded pipe and hoistable platform, for driving traversing holder to move
It is dynamic, make traversing support level to movement speed it is consistent in horizontal direction component with spiral welded pipe peripheral linear speed；The support
The trend of crossbeam and the axial direction of spiral welded pipe make the moving direction of welder adapt to wait for the trend of welding line at angle.
After adjusting, the moving direction of welder is adapted with the tangential direction of repair welding weld seam peak is waited for, therefore is welded
The moving direction of device can adapt to wait for the trend of welding line.By the adjusting of hoistable platform, traversing holder, welder is located at
Above spiral welded pipe, linkage make traversing support level to movement speed with spiral welded pipe peripheral linear speed in horizontal direction
Component it is consistent, traversing holder is opposing stationary in horizontal direction with spiral welded pipe, counteracts the rotation of spiral welded pipe axial direction to welding
The influence of device；Welding line is waited for as curve, at angle, this ensures welder for the trend of support beam and the axial direction of spiral welded pipe
Mobile direction is adapted with the trend of welding line is waited for, is easy to welder operation and can be ensured the smooth of weld seam, therefore, this
The spiral welded pipe of invention is suitable for the welding of spiral welded pipe with automatic repair welding device.
Further, the hoistable platform includes at least two with guide rail and supporting beam parallel to each other, described traversing
Holder is frame structure, which is provided with multiple and guide rail idler wheel, and be furnished at least two idler wheels in every supporting beam, with
Keep traversing holder moving direction consistent with the direction that guide rail is arranged.This setting makes automatic repair welding device have the excellent of lightweight
Point, and step down for welder, make welder that there is larger workspace；The idler wheel of setting reduces rubbing for traversing holder movement
Power is wiped, and can ensure the moving direction of traversing holder and supporting beam moves towards consistent.
Further, the both ends of the support beam are located at traversing holder and are connected on the two sides of idler wheel, and support
Connection is at an angle of between crossbeam and traversing holder, so that the trend of support beam and the axial direction of spiral welded pipe are at angle.Support is horizontal
Beam has constant weight, applies downward power to traversing holder, and the side that traversing holder is connected with idler wheel rides over the branch of hoistable platform
It supports on beam, this structure can make traversing support force balanced, and then can guarantee integrally-built stabilization.
Further, articulation piece is additionally provided between the support beam and traversing holder, the articulation piece is for adjusting simultaneously
Locking support crossbeam, so as to be at an angle of connection between support beam and traversing holder.It is preferable that this so that support beam has
Flexibility ratio enables the spiral welded pipe of the present invention to be suitable for the spiral welded pipe of different-diameter with automatic repair welding device.
Further, the linkage includes a press strip, and the press strip is pressed on the outer surface of spiral welded pipe, so that
Traversing support level to movement speed it is consistent in horizontal direction component with spiral welded pipe peripheral linear speed.Press strip joins for increasing
The frictional force of dynamic device and spiral welded pipe outer surface so that traversing holder realizes that horizontal direction moves under the movement of spiral welded pipe,
It is driven without additional device, has simplified whole structure, and can ensure mobile consistency.
Further, the welder is hidden arc welding device comprising can be along the welding machine that support beam moves and can
The welding gun moved up and down, the support beam are equipped with multiple tracks consistent with itself moving towards, the lower part and side of the welding machine
Portion is equipped with multiple idler wheels by railway limit, and welding machine is made to be moved along support beam.This setting ensures the moving direction of welding machine
It is consistent with the trend of support beam, convenient for adjust and it is easily controllable.
Further, the spiral welded pipe automatic repair welding device further includes being located at below spiral welded pipe and making spiral welded pipe
Driving device in rotary state, the driving device will wait for that welding line is pushed into the top of spiral welded pipe, be easy to implement continuous work
Industry.
Further, support frame as described above is equipped with multiple support legs, and pulley, the pulley limit are equipped in each support leg
Positioned at trend with spiral welded pipe axially consistent sliding rail, the movement of supporting rack is realized.This makes spiral welded pipe with automatic repair welding
Device can be fast moved to waiting near welding line, convenient for shortening adjustment time, improve service efficiency.
The application method of above-mentioned spiral welded pipe automatic repair welding device, includes the following steps：
Step 1, spiral welded pipe is rotated, spiral welded pipe is made to wait for that welding line is located at the top of spiral welded pipe；Adjust supporting rack horizontal direction
Position makes the hoistable platform on supporting rack be located at the top of spiral welded pipe；Hoistable platform is adjusted vertically to position and can be along liter
Plateau levels are dropped to the horizontal direction position of mobile traversing holder, until the linkage of traversing holder lower part compresses spiral welded pipe
Outer surface；
Step 2, the support beam on traversing holder is adjusted and locked, the trend of support beam and the axial direction of spiral welded pipe are made
With certain angle, and make the trend that can adapt to wait for welding line along the moving direction for the welder that support beam trend moves；
Step 3, the initial position for adjusting welder makes welder face wait for the initial position of welding line, control welding dress
The velocity of rotation of the movement speed and spiral welded pipe set, so that the workspace of welder is always positioned at the top of spiral welded pipe.
In step 2, when welding spiral weld, the trend of support beam is parallel with the tangent line residing for spiral weld vertex, weldering
The moving direction of connection device can adapt to the trend of spiral weld；When welding enemy's weld seam, the trend and butt joint of support beam
The tangent line stitched residing for vertex is parallel, and the moving direction of welder can adapt to the trend of correct weld seam.
Hoistable platform, traversing holder and support beam are mutual indepedent and cooperate, and make at the workspace of welder
In the top of spiral welded pipe, have the characteristics that regulating time is short, easy to adjust, can reach and save regulating time, improve repair welding
The purpose of efficiency.
Further, in step 1, step 2 and step 3, spiral welded pipe is driven and rotated by a driving device.Due to spiral
The weld seam of welded tube includes the weld seam of shaped form, and the workspace of welder is located at the top of spiral welded pipe, therefore, spiral welded pipe
It can be easy to implement and work continuously in rotary state.
Spiral welded pipe is formed by steel band through bending welding, and the basic parameter formula being related to is as follows：
θ=arccos(d/πb) （1）
In formula：θ is external spiral angle, the i.e. tangent line of outer surface spiral weld chief's helix of spiral welded pipe and spiral welded pipe axis
To angle；D is the outer diameter of spiral welded pipe；B is the width of steel plate.
In addition, the correct weld seam of spiral welded pipe is also in the shape of a spiral, where helix and spiral welded pipe axial direction angle γ
With θ usually complementary angles each other, this is because when steel band docks, butt weld is usually longitudinally perpendicular with steel band.
From formula（1）In it is found that the width of the outer diameter of spiral welded pipe, steel plate fixes after, the helixangleθ of spiral weld and right
The pitch angle gamma of head weld seam can determine.
The point of contact of the highest point tangent line of helix where the spiral weld of spiral welded pipe is set as P points, correct weld seam place
The point of contact of the highest point tangent line of helix is set as Q points；The axial direction of spiral welded pipe is set as Y-direction, and the direction of traversing holder movement is X
To the trend of, support beam be H to；If spiral welded pipe is V with size1Linear velocity axial rotation when, point of contact Q is V with size2
Speed moved along Y-direction, wherein V2=V1/tanγ；Traversing holder is driven by linkage, and is V with size1Speed along X
To movement, V1Variation will not to the movement speed and welding direction of welder generate interference, will not be partially welded, work as support beam
The angle of trend and spiral welded pipe axial direction when being γ, welder is with the speed movement that size is V, in the upward components of X
V3=Vsin γ, work as V1=V3When=Vsin γ, pad is always overlapped with Q points, therefore adjustable V1With V so that pad is in flat
Welding position is set；V in practice1It can stir with V, but only be changed near Q points, welding quality influences little.Similarly, the process
It is also applied for the welding of spiral weld, i.e. the movement of P points also complies with the process.
The device have the advantages that：Linkage makes the movement speed of traversing holder and the circumferential speed of spiral welded pipe
It spends that component velocity in the horizontal direction is consistent, counteracts influence of the rotation of spiral welded pipe axial direction to welder；Support beam
Trend is axial at angle with spiral welded pipe, and the direction that ensure that welder movement and the trend for waiting for welding line are adapted, and are made
Obtain the welding that spiral welded pipe of the invention is suitable for spiral welded pipe with automatic repair welding device；In addition, the spiral welded pipe of the present invention is used
The application method of automatic repair welding device has the characteristics that regulating time is short, easy to adjust, can reach and save regulating time, improves
The purpose of repair welding efficiency.
Description of the drawings
Fig. 1 is the front view of spiral welded pipe automatic repair welding device；
Fig. 2 is the vertical view of spiral welded pipe automatic repair welding device；
Fig. 3 is the structural schematic diagram of support beam；
In figure：1- spiral welded pipes；2- hoistable platforms；21- supporting beams；211- guide rails；The traversing holders of 3-；31- idler wheels；4- supports are horizontal
Beam；41- tracks；5- welders；51- welding machines；52- welding guns；6- linkages；61- press strips；7- articulation pieces；8- supporting racks；
81- pulleys；9- driving devices.
Specific implementation mode
With reference to the attached drawing of the present invention, the technical solution of the embodiment of the present invention is explained and illustrated, but following realities
It applies example to be merely a preferred embodiment of the present invention, and not all.Based on the implementation example in the implementation mode, those skilled in the art are not having
Obtained other embodiment under the premise of creative work is made, protection scope of the present invention is belonged to.
The spiral welded pipe automatic repair welding device of the present embodiment, as shown in Figure 1 to Figure 3, including can be axial along spiral welded pipe 1
Mobile supporting rack 8, and can be along the vertically movable hoistable platform 2 of supporting rack 8 above spiral welded pipe 1, can be along hoistable platform 2
Mobile traversing holder 3 is connected to the support beam 4 on 3 top of traversing holder, and can move towards the weldering moved along support beam 4
Connection device 5,2 horizontal direction of hoistable platform arrangement, so that the moving direction of traversing holder 3 and spiral welded pipe 1 is axially vertical；
A linkage 6 is connected on the traversing holder 3, the linkage 6 is used between spiral welded pipe 1 and hoistable platform 2
It drives traversing holder 3 to move, makes 3 horizontal direction movement speed of traversing holder with 1 peripheral linear speed of spiral welded pipe in horizontal direction
Component is consistent；The trend of the support beam 4 and spiral welded pipe 1 it is axial at angle, the size of the angle and butt weld with
The axial angle of spiral welded pipe 1 is consistent, and the moving direction of welder 5 is made to adapt to wait for the trend of welding line.
After adjusting, the moving direction of welder 5 is adapted with the tangential direction of repair welding weld seam peak is waited for, therefore is welded
The moving direction of device 5 can adapt to wait for the trend of welding line.Pass through the adjusting of hoistable platform 2, traversing holder 3, welder 5
Above spiral welded pipe 1, linkage 6 is so that 3 horizontal direction movement speed of traversing holder and 1 peripheral linear speed of spiral welded pipe
Consistent in horizontal direction component, traversing holder 3 is opposing stationary in horizontal direction with spiral welded pipe 1, counteracts 1 axial direction of spiral welded pipe
Rotate the influence to welder 5；Wait for that welding line is curve, the trend of support beam 4 and spiral welded pipe 1 it is axial at angle,
This ensures the direction that welder 5 moves and waits for that the trend of welding line is adapted, and is easy to 5 operation of welder and can ensure to weld
That stitches is smooth, and therefore, spiral welded pipe 1 of the invention is suitable for the welding of spiral welded pipe 1 with automatic repair welding device.
The hoistable platform 2 includes two with guide rail and supporting beam 21 parallel to each other, the traversing holder 3 are frame
Structure, which is provided with it is multiple with guide rail idler wheel 31, and with there are two idler wheels 31 in every supporting beam 21, so that traversing branch
3 moving direction of frame is consistent with the direction that guide rail is arranged.This setting makes automatic repair welding device have the advantages that lightweight, and is weldering
Connection device 5 is stepped down, and welder 5 is made to have larger workspace；The idler wheel 31 of setting reduces the friction of the movement of traversing holder 3
Power, and can ensure the moving direction of traversing holder 3 and supporting beam 21 moves towards consistent.
The both ends of the support beam 4 are located at traversing holder 3 and are connected on the two sides of idler wheel 31, and support beam 4
Connection is at an angle of between traversing holder 3, so that the trend of support beam 4 and the axial direction of spiral welded pipe 1 are at angle.Support beam
4 have constant weight, apply downward power to traversing holder 3, the side that traversing holder 3 is connected with idler wheel 31 rides over hoistable platform 2
Supporting beam 21 on, this structure can make 3 stress equalization of traversing holder, and then can guarantee integrally-built stabilization.
Articulation piece 7 is additionally provided between the support beam 4 and traversing holder 3, the articulation piece 7 is for adjusting and locking branch
Crossbeam 4 is supportted, so as to be at an angle of connection between support beam 4 and traversing holder 3.This makes support beam 4 have preferable spirit
Activity enables the spiral welded pipe of the present invention to be suitable for the spiral welded pipe 1 of different helical angles with automatic repair welding device.
The linkage 6 includes a press strip 61, and the press strip 61 is pressed on the outer surface of spiral welded pipe 1, so that horizontal
It is consistent in horizontal direction component with 1 peripheral linear speed of spiral welded pipe to move 3 horizontal direction movement speed of holder.Press strip 61 is for increasing
The frictional force of linkage 6 and 1 outer surface of spiral welded pipe so that traversing holder 3 realizes horizontal direction under the movement of spiral welded pipe 1
It is mobile, it is driven without additional device, has simplified whole structure, and can ensure mobile consistency.
The welder 5 be hidden arc welding device comprising can along the welding machine 51 that support beam 4 moves and can on move down
Dynamic welding gun 52, the support beam 4 are equipped with multiple tracks 41 consistent with itself moving towards, the lower part and side of the welding machine 51
Portion is equipped with multiple idler wheels 31 limited by track 41, and welding machine 51 is made to be moved along support beam 4.This setting ensures welding machine 51
Moving direction is consistent with the trend of support beam 4, convenient for adjust and it is easily controllable.
The spiral welded pipe automatic repair welding device further includes being located at 1 lower section of spiral welded pipe and spiral welded pipe 1 being made to be in turn
The driving device 9 of dynamic state, the driving device 9 will wait for that welding line is pushed into the top of spiral welded pipe 1, be easy to implement and work continuously.
Support frame as described above 8 is equipped with multiple support legs, is equipped with pulley 81 in each support leg, the pulley 81 is limited in
Trend realizes the movement of supporting rack 8 with the axial consistent sliding rail of spiral welded pipe 1.This makes spiral welded pipe 1 be filled with automatic repair welding
Setting can fast move to waiting near welding line, convenient for shortening adjustment time, improve service efficiency.
The application method of above-mentioned spiral welded pipe automatic repair welding device, includes the following steps：
Step 1, spiral welded pipe 1 is rotated, spiral welded pipe 1 is made to wait for that welding line is located at the top of spiral welded pipe 1；Adjust 8 water of supporting rack
Put down the top for making the hoistable platform on supporting rack 82 be located at spiral welded pipe 1 to position；Adjust hoistable platform 2 vertically to position with
And it can be along the horizontal direction position for the traversing holder 3 that 2 horizontal direction of hoistable platform moves, until the linkage 6 of 3 lower part of traversing holder
Compress 1 outer surface of spiral welded pipe；
Step 2, the support beam 4 on traversing holder 3 is adjusted and locked, the trend and spiral welded pipe 1 of support beam 4 are made
It is axial that there is certain angle, and the moving direction adaptation that can move towards the welder 5 moved along support beam 4 is made to wait for welding line
Trend；This is the inventive point of the present invention；
Step 3, the initial position for adjusting welder 5 makes 5 face of welder wait for the initial position of welding line, control welding
The velocity of rotation of the movement speed and spiral welded pipe 1 of device 5, so that the workspace of welder 5 is always positioned at spiral welded pipe 1
Top.
Hoistable platform 2, traversing holder 3 independently of each other and cooperate with support beam 4, make the work of welder 5
Area is in the top of spiral welded pipe 1, has the characteristics that regulating time is short, easy to adjust, can reach and saves regulating time, improves
The purpose of repair welding efficiency.
In step 1, step 2 and step 3, spiral welded pipe 1 is driven and rotated by a driving device 9.Due to spiral welded pipe 1
Weld seam includes the weld seam of shaped form, and the workspace of welder 5 is located at the top of spiral welded pipe 1, therefore, at spiral welded pipe 1
It can be easy to implement and work continuously in rotary state.
The present embodiment is the welding process of the correct weld seam of welding, when the spiral welded pipe automatic repair welding device using the present invention
When being welded to spiral weld, the trend of support beam 4 angle axial with spiral welded pipe 1 is adjusted so that the angle and spiral shell
The helical angle for revolving weld seam is identical, at this point, the trend of the moving direction of welder 5 and spiral weld is adapted, therefore, the present invention
Spiral welded pipe be suitable for the welding of helix tube spiral weld and correct weld seam with automatic repair welding device.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
Person skilled in art should be understood that the present invention including but not limited to attached drawing and the above content described in specific implementation mode.
The modification of any function and structure principle without departing from the present invention is intended to be included in the scope of the claims.
Claims (10)
1. a kind of spiral welded pipe automatic repair welding device, which is characterized in that including can along spiral welded pipe move axially supporting rack,
And can be along the vertically movable hoistable platform of supporting rack above spiral welded pipe, the traversing holder that can be moved along hoistable platform, even
It is connected on the support beam of traversing frame upper, and the welder moved, the hoistable platform water can be moved towards along support beam
It puts down to arrangement, so that the moving direction of traversing holder and spiral welded pipe is axially vertical；It is connected with a linkage on the traversing holder
Device, the linkage, for driving traversing holder to move, make traversing holder water between spiral welded pipe and hoistable platform
Put down to movement speed it is consistent in horizontal direction component with spiral welded pipe peripheral linear speed；The trend and spiral of the support beam
The axial direction of welded tube makes the moving direction of welder adapt to wait for the trend of welding line at angle.
2. spiral welded pipe automatic repair welding device according to claim 1, which is characterized in that the hoistable platform includes extremely
Few two with guide rail and supporting beam parallel to each other, the traversing holder are frame structure, which is provided with multiple and guide rail
The idler wheel matched, and it is furnished at least two idler wheels in every supporting beam, so that the direction of traversing holder moving direction and guide rail arrangement
Unanimously.
3. spiral welded pipe automatic repair welding device according to claim 2, which is characterized in that the both ends of the support beam
It is located at traversing holder to be connected on the two sides of idler wheel, and is at an angle of connection between support beam and traversing holder, so that branch
The trend of crossbeam and the axial direction of spiral welded pipe are supportted into angle.
4. spiral welded pipe automatic repair welding device according to claim 3, which is characterized in that the support beam with it is traversing
Articulation piece is additionally provided between holder, the articulation piece is for adjusting simultaneously locking support crossbeam, so that support beam and traversing holder
Between be at an angle of connection.
5. spiral welded pipe automatic repair welding device according to claim 1 or 2 or 3, which is characterized in that the linkage
Including a press strip, the press strip is pressed on the outer surface of spiral welded pipe so that traversing support level to movement speed and spiral shell
It is consistent in horizontal direction component to revolve welded tube peripheral linear speed.
6. spiral welded pipe automatic repair welding device according to claim 1 or 2 or 3, which is characterized in that the welder
For hidden arc welding device comprising can be along the welding machine and welding gun moving up and down that support beam moves, the support beam
Equipped with multiple tracks consistent with itself moving towards, the lower part and side of the welding machine are equipped with multiple idler wheels by railway limit,
Welding machine is set to be moved along support beam.
7. spiral welded pipe automatic repair welding device according to any one of claims 1 to 4, which is characterized in that further include position
Below the spiral welded pipe and spiral welded pipe is made to be in the driving device of rotary state.
8. spiral welded pipe automatic repair welding device according to any one of claims 1 to 4, which is characterized in that the support
Frame is equipped with multiple support legs, and pulley is equipped in each support leg, and the pulley is limited in trend and spiral welded pipe axial one
In the sliding rail of cause, the movement of supporting rack is realized.
9. a kind of application method of spiral welded pipe automatic repair welding device, includes the following steps：
Step 1, spiral welded pipe is rotated, spiral welded pipe is made to wait for that welding line is located at the top of spiral welded pipe；Adjust supporting rack horizontal direction
Position makes the hoistable platform on supporting rack be located at the top of spiral welded pipe；Hoistable platform is adjusted vertically to position and can be along liter
Plateau levels are dropped to the horizontal direction position of mobile traversing holder, until the linkage of traversing holder lower part compresses spiral welded pipe
Outer surface；
Step 2, the support beam on traversing holder is adjusted and locked, the trend of support beam and the axial direction of spiral welded pipe are made
With certain angle, and make the trend that can adapt to wait for welding line along the moving direction for the welder that support beam trend moves；
Step 3, the initial position for adjusting welder makes welder face wait for the initial position of welding line, control welding dress
The velocity of rotation of the movement speed and spiral welded pipe set, so that the workspace of welder is always positioned at the top of spiral welded pipe.
10. the application method of spiral welded pipe automatic repair welding device according to claim 9, which is characterized in that step 1,
In step 2 and step 3, spiral welded pipe is driven and rotated by a driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN109623109A (en) * | 2018-12-29 | 2019-04-16 | 浙江科鑫重工有限公司 | A kind of spiral welded pipe welder and its application method |
| CN111573507A (en) * | 2020-05-21 | 2020-08-25 | 中国二十冶集团有限公司 | Welding installation equipment and construction method of hot-melt welded pipe |
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| CN111573507B (en) * | 2020-05-21 | 2022-03-29 | 中国二十冶集团有限公司 | Welding installation equipment and construction method of hot-melt welded pipe |
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|---|---|
| CN108326400B (en) | 2024-09-13 |
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