CN218396625U - Steel pipe longitudinal seam welding set - Google Patents
Steel pipe longitudinal seam welding set Download PDFInfo
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- CN218396625U CN218396625U CN202222900335.1U CN202222900335U CN218396625U CN 218396625 U CN218396625 U CN 218396625U CN 202222900335 U CN202222900335 U CN 202222900335U CN 218396625 U CN218396625 U CN 218396625U
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Abstract
The utility model belongs to the technical field of welding equipment, specifically provide a steel pipe longitudinal seam welding set, including supporting component, support frame and a plurality of track, the supporting component is used for supporting the steel pipe of waiting to weld, the track is laid side by side in the ground along horizontal first direction, the first direction is parallel with the axial of the steel pipe after being supported; a travelling mechanism is arranged below the supporting frame, is supported by the track and can travel along the track; the upper part of the support frame is provided with an installation platform, a vertical movable column capable of lifting is arranged at the installation platform, a longitudinal plate is fixed at the lower end of the movable column, the longitudinal plate extends along a first direction, and a sliding plate capable of sliding along the longitudinal plate and positioning is slidably arranged at the longitudinal plate; a welding gun is arranged at the sliding plate; the welding gun is connected with the sliding plate through the rotating assembly, so that the welding gun can rotate relative to the sliding plate, and the rotation axis of the welding gun is horizontal and vertical to the first direction. The utility model discloses can realize the welding of steel pipe outer longitudinal joint.
Description
Technical Field
The utility model belongs to the technical field of welding equipment, specifically provide a steel pipe longitudinal seam welding set outward.
Background
In the related production process, a rectangular plate is wound into a cylindrical steel pipe, and a longitudinal seam is formed on the outer surface of the steel pipe along the axial direction of the steel pipe, and the longitudinal seam needs to be welded and fixed by a welding gun.
In one technical scheme, a support roller assembly is arranged on the ground to support the steel pipe after the winding is finished, and longitudinal seams of the steel pipe are arranged upwards. The supporting roller assembly is arranged between two tracks for walking at the bottom of the portal frame, the extending direction of a longitudinal seam of the steel pipe is consistent with the walking direction of the portal frame along the tracks, and the transverse moving unit is arranged at the upper part of the portal frame and can move relative to the direction vertical to the portal frame. The welding gun is characterized in that a vertical motion unit is installed at the transverse motion unit and can lift vertically, a welding gun is installed at the lower end of the vertical motion unit, a welding gun nozzle is arranged downwards, and the welding gun nozzle can be aligned to the outer longitudinal seam of the steel pipe through adjustment of the vertical motion unit and the transverse motion unit.
The inventor thinks that in the technical scheme, the movement of the welding gun along the outer longitudinal seam of the steel pipe is driven by the walking of the portal frame along the bottom track; the driving mode enables the travelling mechanism at the bottom of the portal frame to be always in a power-on state, the travelling mechanism drives the portal frame and the transverse moving unit and the vertical lifting unit on the portal frame to move, the whole load is large, and the energy consumption is high. In addition, the orientation of the welding gun nozzle of the welding gun is not convenient to adjust, and further the welding gun cannot adapt to the welding requirements of welding seams with different structural forms.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steel pipe outer longitudinal joint welding set to solve one of above-mentioned technical problem at least.
In order to solve the above problems in the prior art, one or more embodiments of the present invention provide a longitudinal seam welding apparatus for steel pipes, which includes a supporting assembly, a supporting frame and a plurality of rails, wherein the supporting assembly is used for supporting the steel pipes to be welded, the rails are laid on the ground side by side along a horizontal first direction, and the first direction is parallel to the axial direction of the supported steel pipes; and a traveling mechanism is arranged below the support frame, supported by a track and capable of traveling along the track.
The upper part of the support frame is provided with an installation platform, a vertical movable column capable of lifting is arranged at the installation platform, a longitudinal plate is fixed at the lower end of the movable column, the longitudinal plate extends along a first direction, and a sliding plate capable of sliding along the longitudinal plate and positioning is slidably arranged at the longitudinal plate; a welding gun is arranged at the sliding plate; the welding gun is connected with the sliding plate through the rotating assembly, so that the welding gun can rotate relative to the sliding plate, and the rotation axis of the welding gun is horizontal and vertical to the first direction.
The beneficial effects of one or more of the above technical schemes are as follows:
adopt and remove the post structure and realize welder along vertical lift, and then the steel pipe can not take place the position interference between the welder from the unloading in the supporting component position.
The support frame can move along a first direction relative to the track, the sliding plate can move along the first direction relative to the longitudinal plate at the lower end of the moving column, and the welding gun is arranged at the sliding plate; in the mode, the welding gun moves along the first direction (the extending direction of the outer longitudinal seam) in two modes of integrally driving the support frame and independently driving the sliding plate; and then the welding gun is driven by the sliding plate along the movable welding of the outer longitudinal seam, and after the sliding plate moves to the limit position, the support frame, the movable column and the welding gun are driven by the traveling mechanism to move to the next area to be welded. This application has reduced the motion time of support frame promptly, has reduced power consumption.
According to the welding gun, the welding gun is connected with the sliding plate through the rotating assembly, so that the welding gun can rotate relative to the sliding plate, and the rotating axis of the welding gun is horizontal and vertical to the first direction; the included angle between the welding gun and the welding line can be adjusted by the mode, and different welding requirements can be conveniently realized.
Drawings
Some embodiments of the present application are described below with reference to the accompanying drawings, in which:
FIG. 1 is a front view of the overall structure of the embodiment of the present invention;
FIG. 2 is a top view of the overall structure in an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the support frame and the movable column in the embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure of portion A of FIG. 1;
FIG. 5 is an enlarged schematic view of the structure of portion C of FIG. 2;
fig. 6 is an enlarged schematic view of the structure of part B in fig. 3.
List of reference numbers: 1. a support assembly; 101. a roller; 2. a track; 3. a traveling mechanism; 4. a longitudinal plate; 5. a support frame; 7. moving the column; 8. a mounting table; 9. a third reduction motor; 10. a slide plate; 11. a third gear; 12. a third rack; 13. a welding gun; 14. a fourth reduction motor; 15. a first rack; 16. a first gear; 17. a first reduction motor; 18. a second reduction motor; 19. and a sliding table.
Detailed Description
It should be understood by those skilled in the art that the embodiments described below are only preferred embodiments of the present application, and do not mean that the present application can be implemented only by the preferred embodiments, which are merely for explaining the technical principles of the present application and are not intended to limit the scope of the present application. All other embodiments that can be derived by a person skilled in the art from the preferred embodiments provided herein without inventive step should still fall within the scope of protection of the present application.
It should be noted that in the description of the present application, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.
In order to solve the above problems, as shown in fig. 1 to 6, the present embodiment provides a steel pipe outer longitudinal seam welding device, which includes a support assembly 1, a support frame 5 and a plurality of rails 2, wherein the support assembly 1 is used for supporting a steel pipe to be welded, the rails 2 are laid side by side on the ground along a horizontal first direction, and the first direction is parallel to the axial direction of the supported steel pipe; the running gear 3 is installed below the support frame 5, and the running gear 3 is supported by the track 2 and can run along the track 2.
An installation table 8 is arranged at the upper part of the support frame 5, a vertical movable column 7 capable of lifting is arranged at the installation table 8, a longitudinal plate 4 is fixed at the lower end of the movable column 7, the longitudinal plate 4 extends along a first direction, and a sliding plate 10 capable of sliding along the longitudinal plate 4 and positioning is slidably arranged at the longitudinal plate 4; a welding gun 13 is arranged at the sliding plate 10; the welding gun 13 is connected with the sliding plate 10 through a rotating assembly, so that the welding gun 13 can rotate relative to the sliding plate 10, and the rotation axis of the welding gun 13 is horizontal and vertical to the first direction.
In this embodiment, the supporting frame 5 may be in a gantry structure, as shown in fig. 3, an installation table 8 is formed at the top of the gantry, vertical side frames are respectively installed at two ends of the installation table 8 to form a gantry structure, and the lower portions of the side frames are the traveling mechanisms 3.
It can be known that the running mechanism 3 of the gantry can be a rail wheel, i.e. a plurality of rail wheels are arranged on each side of the side frame to form a wheel set; each gantry is equipped with two rails 2, and a support assembly 1 is arranged between the two rails 2.
And a power device is arranged at the lower part of the side frame of the portal frame, and the power device can drive the track wheels to move along the track 2. In this scheme, the running gear 3, the power drive and the control mode of portal frame along track 2 adopt the technical scheme of prior disclosure can, and it is no longer repeated here.
Known, as a substitute mode of portal frame running structure, its track 2 can set up threely, has arranged supporting component 1 respectively between per two track 2, treats the steel pipe support of welding outer longitudinal joint respectively. Namely, a plurality of vertical directions of the movable columns 7, the vertical plates 4, the sliding plates 10 and the like are provided at this time, three vertical side frames are mounted on the lower portion of the mounting table 8, and the traveling mechanisms 3 on the lower portions of the side frames travel along the corresponding rails 2.
In this embodiment, the supporting assembly 1 may adopt a roller set, the roller set includes a mounting bracket, two rollers 101 whose axes are parallel to the first direction are rotatably mounted on the mounting bracket, and at least one of the rollers 101 can be actively rotated under the driving of the rotary driving member. A plurality of roller groups are sequentially arranged along a first direction, and the symmetry planes between the two rollers 101 are overlapped in the plurality of roller groups; here, the rollers 101 can also be replaced by idlers.
In other embodiments, the support assembly 1 may be a support table, the upper surface of the support table having an arc-shaped groove, the radius of the arc-shaped groove being the same as the radius of the steel pipe to be supported, and the steel pipe being placed behind the arc-shaped groove of the support table naturally forms the radial positioning of the steel pipe.
In order to meet the requirement that the welding gun 13 moves along the extending direction of the vertical outer longitudinal seam in the welding process, in the embodiment, a sliding table 19 which can slide and be fixed along a horizontal second direction is arranged at the mounting table 8, the second direction is vertical to the first direction, and the moving column 7 is arranged at the sliding table 19.
In this embodiment, 8 vertical penetrations in mount table department are provided with the bar hole, and the bar hole extends along the second direction, removes the post 7 and wears to locate in the bar hole, and 19 sliding connection of slip table are at the upper surface of mount table 8, remove the upper end of post 7 and pass behind the bar hole with 19 sliding connection of slip table.
In order to realize that the welding gun 13 is adjusted along the first direction, the second direction and along vertical accurate motion, a sliding connection structure and a driving sliding driving mechanism are respectively arranged between the sliding table 19 and the mounting table 8, between the sliding table 19 and the moving column 7 and between the longitudinal plate 4 and the sliding plate 10 in the scheme, the sliding connection is realized by adopting a guide rail and a sliding groove, and the driving structure is realized by adopting a gear rack mechanism.
Specifically, the sliding table 19 and the mounting table 8 are in sliding connection through a first sliding rail, a first sliding groove is formed in the sliding table 19, a plurality of first sliding rails are fixed on the upper surface of the mounting table 8, and the first sliding rails are matched with the first sliding grooves; the quantity of first slide rail can be two, sets up respectively in bar hole both sides, and the extending direction in its first slide rail and the extending direction in bar hole all are parallel with the second direction. The rack and pinion mechanism here includes a first rack 15 arranged on the upper surface of the mount table 8 in the second direction, a first reduction motor 17 fixed to the slide table 19, a first gear 16 coaxially fixed to an output shaft of the first reduction motor 17, and the first gear 16 engaged with the first rack 15.
Sliding connection is realized through the second slide rail to slip table 19 and removal post 7, slip table 19 department has the second spout, the second slide rail is laid along vertical and is fixed with removal post 7, the second slide rail cooperates with the second spout, the quantity of second slide rail can be one or two, removal post 7 department has along vertical laid second rack, slip table 19 department is fixed with second gear motor 18, the coaxial second gear that is fixed with in output shaft department of second gear motor 18, the second gear meshes with the second rack.
In this embodiment, the longitudinal plate 4 and the sliding plate 10 are slidably connected through a third slide rail, the sliding plate 10 is provided with a third slide groove, the longitudinal plate 4 is fixed with the third slide rail, and the third slide rail is matched with the third slide groove; the number of the third slide rail can be one or more, and the extending direction of the third slide rail is parallel to the first direction. The gear rack mechanism comprises a third rack 12 arranged along the first direction at the longitudinal plate 4, a third speed reduction motor 9 is fixed at the sliding plate 10, a third gear 11 is coaxially fixed at the output shaft of the third speed reduction motor 9, and the third gear 11 is meshed with the third rack 12.
In this embodiment, in order to realize the rotation of the welding gun 13 relative to the slide plate 10, the body of the welding gun 13 is fixed to the body of the fourth reduction motor 14, the output shaft of the fourth reduction motor 14 is fixed to the slide plate 10, and at this time, the output shaft of the fourth reduction motor 14 is parallel to the second direction. In order to realize the positioning after the gear motor rotates to the set position, a locking structure can be arranged at the sliding plate 10, and the locking structure can clamp the output shaft of the fourth gear motor 14; or the fourth reduction motor 14 may adopt a power-off self-locking structure.
In this embodiment, the plurality of reduction motors may be replaced with stepping motors, respectively.
In the case of omitting the slide table, the moving column 7 may be directly slidably connected with the mount table 8 and can be vertically slid and positioned with respect to the mount table 8.
The working principle is as follows: when the device is used, a steel pipe to be welded is horizontally (or nearly horizontally) placed at the support component 1 for positioning and supporting, and the outer longitudinal seam of the steel pipe is adjusted to the upper end of the steel pipe.
Then, the sliding table 19 moves along the second direction to drive the welding gun 13 to align with the welding seam along the transverse direction of the steel pipe; the sliding plate 10 drives the welding gun 13 to move to the limit position close to the outer longitudinal seam of the steel pipe, and then the support frame 5 drives the welding gun 13 to move to the starting end of the outer longitudinal seam welding of the steel pipe along the movement of the track 2; the movable column 7 is lifted to enable the lower end of the welding gun 13 to be away from the outer longitudinal seam by a set distance, and then the fourth speed reducing motor 14 is adjusted to enable the included angle between the nozzle of the welding gun 13 and the outer longitudinal seam to be welded to meet the set requirement.
Firstly, starting a welding gun 13 and a third speed reducing motor 9, wherein the third speed reducing motor 9 drives a sliding plate 10 and the welding gun 13 to weld the outer longitudinal seam of the steel pipe along a first direction; after the sliding plate 10 moves to the extreme position far away from the moving column 7, stopping welding by the welding gun 13; then the supporting frame 5 moves a set distance towards a position far away from the welding starting end of the steel pipe under the driving of the travelling mechanism 3, so that the longitudinal plate 4 moves to the next outer longitudinal seam area to be welded, and the sliding plate 10 moves to an extreme position close to the moving column 7 towards the welding end of the steel pipe; then, the welding gun 13 and the third speed reducing motor 9 at the sliding plate 10 are restarted, and the welding gun 13 is used for completing the welding of the outer longitudinal seam of the current area.
And the outer longitudinal seam welding work of the steel pipes at different positions is completed in different regions sequentially by utilizing the movement of the support frame 5 and the sliding plate 10 along the first direction.
So far, the technical solutions of the present application have been described in connection with the foregoing preferred embodiments, but it is easily understood by those skilled in the art that the scope of protection of the present application is not limited to the above preferred embodiments. A person skilled in the art may split and combine the technical solutions in the above preferred embodiments without departing from the technical principle of the present application, and may make equivalent changes or substitutions for the related technical features, and any changes, equivalents, improvements, etc. made within the technical idea and/or technical principle of the present application will fall within the protection scope of the present application.
Claims (8)
1. The utility model provides a steel pipe outer longitudinal joint welding set which characterized in that includes:
the supporting assembly is used for supporting the steel pipe to be welded;
the tracks are laid on the ground side by side along a horizontal first direction, and the first direction is parallel to the axial direction of the supported steel pipe;
the traveling mechanism is supported by the rail and can travel along the rail;
the upper part of the support frame is provided with an installation platform, a vertical movable column capable of lifting is arranged at the installation platform, a longitudinal plate is fixed at the lower end of the movable column, the longitudinal plate extends along a first direction, and a sliding plate capable of sliding along the longitudinal plate and positioning is slidably arranged at the longitudinal plate; a welding gun is arranged at the sliding plate;
the welding gun is connected with the sliding plate through a rotating assembly, so that the welding gun can rotate relative to the sliding plate, and the rotation axis of the welding gun is horizontal and vertical to the first direction.
2. The device for welding the outer longitudinal seam of the steel pipe as claimed in claim 1, wherein a sliding table which can slide and be fixed along a horizontal second direction is arranged at the mounting table, the second direction is perpendicular to the first direction, and the moving column is arranged at the sliding table.
3. The steel pipe outer longitudinal seam welding device according to claim 1, wherein the support assembly includes an idler.
4. The device for welding the outer longitudinal seam of the steel pipe as claimed in claim 1, wherein the number of the rails is two, and the support assembly is disposed between the two rails.
5. The steel pipe outer longitudinal seam welding device according to claim 2, characterized in that a strip-shaped hole vertically penetrates through the mounting table, the strip-shaped hole extends along the second direction, the moving column penetrates through the strip-shaped hole, the sliding table is connected to the upper surface of the mounting table in a sliding manner, and the upper end of the moving column penetrates through the strip-shaped hole and then is connected with the sliding table in a sliding manner.
6. The welding device for the outer longitudinal seam of the steel pipe as recited in claim 2, wherein the sliding table and the mounting table are slidably connected through a first sliding rail, the first sliding rail is arranged along the second direction, a first rack is arranged on the upper surface of the mounting table along the second direction, a first gear motor is fixed at the sliding table, an output shaft of the first gear motor is provided with a first gear, and the first gear is meshed with the first rack.
7. The welding device for the outer longitudinal seam of the steel pipe according to claim 2, wherein the sliding table is in sliding connection with the movable column through a second sliding rail, the second sliding rail is vertically arranged, a second rack vertically arranged is arranged at the position of the movable column, a second gear motor is fixed at the position of the sliding table, a second gear is arranged at an output shaft of the second gear motor, and the second gear is meshed with the second rack.
8. The device for welding the outer longitudinal seam of the steel pipe according to claim 1, wherein a third rack along the first direction is fixed at the longitudinal plate, a third speed reduction motor is installed at the sliding plate, a third gear is fixed at an output shaft of the third speed reduction motor, and the third gear is meshed with the third rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900335.1U CN218396625U (en) | 2022-10-31 | 2022-10-31 | Steel pipe longitudinal seam welding set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900335.1U CN218396625U (en) | 2022-10-31 | 2022-10-31 | Steel pipe longitudinal seam welding set |
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| Publication Number | Publication Date |
|---|---|
| CN218396625U true CN218396625U (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222900335.1U Active CN218396625U (en) | 2022-10-31 | 2022-10-31 | Steel pipe longitudinal seam welding set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117359075A (en) * | 2023-11-14 | 2024-01-09 | 宝鸡宝钛装备科技有限公司 | Vacuum electron beam welding equipment |
-
2022
- 2022-10-31 CN CN202222900335.1U patent/CN218396625U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117359075A (en) * | 2023-11-14 | 2024-01-09 | 宝鸡宝钛装备科技有限公司 | Vacuum electron beam welding equipment |
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