CN215747008U - Outer welding device for producing longitudinal submerged arc welded pipe - Google Patents
Outer welding device for producing longitudinal submerged arc welded pipe Download PDFInfo
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- CN215747008U CN215747008U CN202121162050.1U CN202121162050U CN215747008U CN 215747008 U CN215747008 U CN 215747008U CN 202121162050 U CN202121162050 U CN 202121162050U CN 215747008 U CN215747008 U CN 215747008U
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Abstract
The utility model relates to an external welding device for producing a longitudinal submerged arc welded pipe, which comprises a first supporting plate and a welded pipe, wherein a feeding guide device, a preheating welding device and a welding slag cleaning device are arranged on the first supporting plate, the feeding guide device comprises a supporting leg, a second supporting plate, a guide wheel, a first motor and a rotating shaft, the supporting leg is connected with the lower surface of the first supporting plate, the second supporting plate is connected with the middle part of the supporting leg, the guide wheel is arranged above the first supporting plate, the first motor is connected with the upper surface of the second supporting plate, one end of the rotating shaft is connected with the first motor, and the other end of the rotating shaft penetrates through the first supporting plate and is connected with the guide wheel. The feeding guide device is arranged, the guide wheels can be driven to rotate by the first motor, and the rotating directions of the two groups of guide wheels are opposite, so that the friction directions of the guide wheels to the welded pipe are consistent, and the welded pipe is driven to be conveyed forwards to the preheating welding device and the welding bead cleaning device.
Description
Technical Field
The utility model relates to the technical field of welding devices, in particular to an external welding device for producing a longitudinal submerged arc welded pipe.
Background
A submerged arc welding machine is a welding machine that uses an electric arc to burn under a flux layer for welding. The submerged arc welding machine has the advantages of stable welding quality, high welding productivity, no arc light, little smoke and the like, and becomes a main welding machine in the manufacture of pressure vessels, pipe section manufacture, box beam column steel structures, pipeline welding and the like.
Patent No. cn201620023938.x discloses a steel pipe submerged arc welding device, in which a support device reciprocates on a guide rail and cannot continuously convey a steel strip to be welded forward; in addition, when welding a large-diameter welded pipe, preheating treatment needs to be carried out on metal in advance, and a preheating device is not arranged in the patent; meanwhile, after welding is finished, residual welding slag exists on a welding bead, and detection of a subsequent welding bead is influenced if the welding bead is not cleaned.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides an external welding device for producing a longitudinal submerged arc welded pipe, which aims to solve the technical problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an outer welding device for producing a longitudinal submerged arc welded pipe comprises a first supporting plate and a welded pipe, wherein a feeding guide device, a preheating welding device and a welding slag cleaning device are arranged on the first supporting plate, the feeding guide device comprises a supporting leg, a second supporting plate, a guide wheel, a first motor and a rotating shaft, the supporting leg is connected with the lower surface of the first supporting plate, the second supporting plate is connected with the middle part of the supporting leg, the guide wheel is arranged above the first supporting plate, the first motor is connected with the upper surface of the second supporting plate, one end of the rotating shaft is connected with the first motor, and the other end of the rotating shaft penetrates through the first supporting plate and is connected with the guide wheel; preheating welding set includes outer welding machine, preheats roast rifle, lateral shifting mechanism and longitudinal movement mechanism, lateral shifting mechanism sets up one side of first backup pad, longitudinal movement mechanism is equipped with two sets ofly, two sets of the equal one end of longitudinal movement mechanism with lateral shifting mechanism connects, the other end respectively with outer welding machine and preheat roast rifle and connect.
Preferably, the welding slag cleaning device comprises a longitudinal connecting plate, a second motor, a first lead screw, a first thread bushing, a first guide rail, a first sliding block, a first moving plate, a third motor and a brush head, wherein the longitudinal connecting plate is connected with the first supporting plate, the second motor is arranged at the top of the longitudinal connecting plate, one end of the first lead screw is connected with the second motor, the other end of the first lead screw is connected with the first supporting plate, the first guide rail is connected with one side of the longitudinal connecting plate, one side of the first sliding block is connected with the first moving plate, the other side of the first sliding block is slidably connected with the first guide rail, the first thread bushing is sleeved outside the first lead screw and connected with the first moving plate, the third motor is arranged on the upper surface of the first moving plate, the brush head is arranged below the first moving plate, and one end of the first moving plate penetrates through the first moving plate and is connected with the third motor. The design of welding slag cleaning device conveniently clears up the welding slag of welding bead department after the welding, the detection of the follow-up welding bead of being convenient for.
In further preferred, the lateral shifting mechanism includes support frame, fourth motor, second lead screw, second thread bush, second guide rail, second slider and second movable plate, the support frame sets up one side of first backup pad, the fourth motor sets up one side of support frame, the one end of second lead screw with the fourth motor is connected, the other end with the support frame is connected, one side of second guide rail with the support frame is connected, the opposite side with the second slider slidable connects, the opposite side of second slider with the second movable plate is connected, the second thread bush cup joint in the outside of second lead screw, and with the second movable plate is connected. The design of the transverse moving mechanism is convenient for transversely moving the preheating welding device to reach a proper welding position.
Preferably, the longitudinal moving mechanism includes a fifth motor, a third lead screw, a third thread bushing, a third guide rail, a third slider and a third moving plate, the fifth motor is disposed on the top of the second moving plate, one end of the third lead screw is connected to the fifth motor, the other end of the third lead screw is connected to the second moving plate, one side of the third guide rail is connected to the second moving plate, the other side of the third lead screw is slidably connected to the third slider, the other side of the third slider is connected to the third moving plate, the third thread bushing is sleeved outside the third lead screw and is connected to the third moving plate, and the preheating baking gun and the external welding machine are both disposed on the third moving plate. The design of the longitudinal moving mechanism facilitates the outer welding machine and the preheating baking gun to move to proper positions along the longitudinal direction for preheating and welding.
Preferably in further, the leading wheel is equipped with two sets ofly, and every group the leading wheel all is equipped with a plurality of, a plurality of the equal parallel arrangement of leading wheel is in on the first backup pad, two sets of the leading wheel symmetry respectively sets up the both sides of welded tube. The two groups of guide wheels can limit the feeding direction of the welded pipe.
Preferably in further, first motor and rotation axis are equipped with a plurality of groups, and every group first motor all sets up in the second backup pad, every group the equal one end of rotation axis with first motor is connected, and the other end runs through first backup pad with the leading wheel is connected. The guide wheels can rotate due to the design of the plurality of groups of first motors and the rotating shaft.
In a further preferred mode, the preheating baking gun, the outer welding machine and the welding slag cleaning device are sequentially arranged on one side of the first supporting plate along the feeding direction of the welded pipe. This design can make the welded tube preheat the roast rifle through preheating earlier, welds through outer welding machine again, clears up the welding slag through welding slag cleaning device at last.
In a further preferred mode, the two sets of guide wheels rotate in opposite directions, and one set of guide wheels on the side close to the preheating welding device rotates clockwise, and the other set of guide wheels rotates counterclockwise. The design can lead the friction force between the guide wheel and the welded pipe to be consistent in direction, and lead the guide wheel to drive the welded pipe to move forwards.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the feeding guide device is arranged, the guide wheels can be driven to rotate by the first motor, and the rotating directions of the two groups of guide wheels are opposite, so that the friction directions of the guide wheels to the welded pipe are consistent, and the welded pipe is driven to be conveyed forwards to the preheating welding device and the welding bead cleaning device; in addition, by arranging the preheating welding device, the groove of the welding bead is heated before welding, and then the welded pipe is conveyed to an outer welding machine through the feeding guide device for welding, so that the outer welding machine can conveniently weld the large-diameter welded pipe; meanwhile, the welding slag cleaning device is arranged, so that welding slag at the welded welding bead can be cleaned, and the subsequent detection of the welding bead is facilitated.
Drawings
FIG. 1 is a schematic overall structure diagram of an external welding device for producing a longitudinal submerged arc welded pipe according to the present invention;
FIG. 2 is a schematic structural diagram of a slag cleaning device according to the present invention;
FIG. 3 is a schematic structural view of the lateral shifting mechanism of the present invention;
fig. 4 is a schematic structural view of the longitudinal moving mechanism of the present invention.
In the figure: 1. a first support plate; 2. welding a pipe; 3. supporting legs; 4. a second support plate; 5. a guide wheel; 6. a first motor; 7. a rotating shaft; 8. an external welding machine; 9. preheating a baking gun; 10. a longitudinal connecting plate; 11. a second motor; 12. a first lead screw; 13. a first threaded sleeve; 14. a first guide rail; 15. a first slider; 16. a first moving plate; 17. a third motor; 18. a brush head; 19. a support frame; 20. a fourth motor; 21. a second lead screw; 22. a second threaded sleeve; 23. a second guide rail; 24. a second slider; 25. a second moving plate; 26. a fifth motor; 27. a third lead screw; 28. a third thread bush; 29. a third guide rail; 30. a third slider; 31. and a third moving plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-4, an external welding device for producing a longitudinal submerged arc welded pipe comprises a first support plate 1 and a welded pipe 2, wherein a feeding guide device, a preheating welding device and a welding slag cleaning device are arranged on the first support plate 1, the feeding guide device comprises a support leg 3, a second support plate 4, a guide wheel 5, a first motor 6 and a rotating shaft 7, the support leg 3 is connected with the lower surface of the first support plate 1, the second support plate 4 is connected with the middle part of the support leg 3, the guide wheel 5 is arranged above the first support plate 1, the first motor 6 is connected with the upper surface of the second support plate 4, one end of the rotating shaft 7 is connected with the first motor 6, and the other end of the rotating shaft penetrates through the first support plate 1 and is connected with the guide wheel 5; the preheating welding device comprises an outer welding machine 8, a preheating baking gun 9, a transverse moving mechanism and a longitudinal moving mechanism, the transverse moving mechanism is arranged on one side of the first supporting plate 1, the longitudinal moving mechanism is provided with two groups, one end of each of the two groups of longitudinal moving mechanisms is connected with the transverse moving mechanism, and the other end of each of the two groups of longitudinal moving mechanisms is connected with the outer welding machine 8 and the preheating baking gun 9 respectively. The preheating baking gun 9, the outer welding machine 8 and the welding slag cleaning device are sequentially arranged on one side of the first supporting plate 1 along the feeding direction of the welding pipe 2.
In this embodiment, the slag cleaning device includes a longitudinal connecting plate 10, a second motor 11, a first lead screw 12, a first thread bushing 13, a first guide rail 14, a first slider 15, a first moving plate 16, a third motor 17 and a brush head 18, the longitudinal connecting plate 10 is connected with the first supporting plate 1, the second motor 11 is disposed on the top of the longitudinal connecting plate 10, one end of the first lead screw 12 is connected with the second motor 11, the other end is connected with the first supporting plate 1, the first guide rail 14 is connected with one side of the longitudinal connecting plate 10, one side of the first slider 15 is connected with the first moving plate 16, the other side is slidably connected with the first guide rail 14, the first thread bushing 13 is sleeved outside the first lead screw 12, and is connected with the first moving plate 16, the third motor 17 is arranged on the upper surface of the first moving plate 16, the brush head 18 is arranged below the first moving plate 16, and one end of the brush head penetrates through the first moving plate 16 and is connected with the third motor 17. When the welding brush is used, the second motor 11 is started to drive the first lead screw 12 to rotate, so that the first moving plate 16 is driven by the first thread bush 13 to move downwards along the direction of the first guide rail 14 until the brush head 18 is contacted with the welding pipe 2, and the third motor 17 is started to drive the brush head 18 to rotate to clean welding slag.
In this embodiment, the lateral movement mechanism includes a support frame 19, a fourth motor 20, a second lead screw 21, a second thread bushing 22, a second guide rail 23, a second slider 24 and a second moving plate 25, the support frame 19 is disposed on one side of the first support plate 1, the fourth motor 20 is disposed on one side of the support frame 19, one end of the second lead screw 21 is connected to the fourth motor 20, the other end is connected to the support frame 19, one side of the second guide rail 23 is connected to the support frame 19, the other side is slidably connected to the second slider 24, the other side of the second slider 24 is connected to the second moving plate 25, and the second thread bushing 22 is sleeved outside the second lead screw 21 and is connected to the second moving plate 25. In use, the fourth motor 20 is started to drive the second lead screw 21 to rotate, so as to drive the second moving plate 25 to move to a proper position along the direction of the second guide rail 23 through the second threaded sleeve 22.
In this embodiment, the longitudinal moving mechanism includes a fifth motor 26, a third lead screw 27, a third thread bushing 28, a third guide rail 29, a third slider 30 and a third moving plate 31, the fifth motor 26 is disposed on the top of the second moving plate 25, one end of the third lead screw 27 is connected to the fifth motor 26, the other end is connected to the second moving plate 25, one side of the third guide rail 29 is connected to the second moving plate 25, the other side is slidably connected to the third slider 30, the other side of the third slider 30 is connected to the third moving plate 31, the third thread bushing 28 is sleeved outside the third lead screw 27 and is connected to the third moving plate 31, and the preheating roasting gun 9 and the outer welding machine 8 are both disposed on the third moving plate 31. In use, the fifth motor 26 is started to drive the third lead screw 27 to rotate, so as to drive the third moving plate 31 to move downwards to a proper position along the direction of the third guide rail 29 through the third thread bushing 28, and then the preheating baking gun 9 and the outer welding machine 8 are started to preheat and weld the welded pipe 2.
In this embodiment, leading wheel 5 is equipped with two sets ofly, and every leading wheel 5 of group all is equipped with a plurality of, and the equal parallel arrangement of a plurality of leading wheel 5 is on first backup pad 1, and two sets of leading wheels 5 symmetry respectively set up the both sides at welded tube 2. First motor 6 and rotation axis 7 are equipped with a plurality of groups, and every first motor 6 of group all sets up on second backup pad 4, and every equal one end of rotation axis 7 of group is connected with first motor 6, and the other end runs through first backup pad 1 and leading wheel 5 and connects. The rotation directions of the two groups of guide wheels 5 are opposite, one group of guide wheels 5 close to one side of the preheating welding device rotates clockwise, and the other group of guide wheels 5 rotate anticlockwise. When using, start first motor 6, make it drive rotation axis 7 and rotate to drive leading wheel 5 and rotate, the rotation direction of two sets of leading wheels 5 is opposite, makes leading wheel 5 unanimous to the frictional force direction of welding pipe 2, makes it drive and welds pipe 2 and remove.
Example 2:
in summary, in use, the fourth motor 20 is started to drive the second lead screw 21 to rotate, so as to drive the second moving plate 25 to move to a proper position along the direction of the second guiding rail 23 through the second thread bushing 22, the fifth motor 26 is started to drive the third lead screw 27 to rotate, so that the third moving plate 31 is driven by the third thread bushing 28 to move downwards to a proper position along the direction of the third guide rail 29, the first motor 6 is started, and the rotating shaft 7 is driven to rotate, thereby driving the guide wheels 5 to rotate, the rotation directions of the two groups of guide wheels 5 are opposite, so that the friction directions of the guide wheels 5 to the welded pipe 2 are consistent, the welded pipe 2 is driven to sequentially pass through the preheating baking gun 9, the external welding machine 8 and the welding slag cleaning device, when the welded pipe 2 moves to the position below the preheating roasting gun 9 and the outer welding machine 8, the preheating roasting gun 9 and the outer welding machine 8 are started to preheat and weld the welded pipe 2.
Example 3:
in conclusion, when the welding slag cleaning device is used and welding slag needs to be cleaned, the second motor 11 is started to drive the first lead screw 12 to rotate, so that the first moving plate 16 is driven by the first threaded sleeve 13 to move downwards along the direction of the first guide rail 14 until the brush head 18 is contacted with the welding pipe 2, and the third motor 17 is started to drive the brush head 18 to rotate to clean the welding slag.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a production of longitudinal submerged arc welded pipe is with outer device that welds, includes first backup pad (1) and welded tube (2), its characterized in that: the welding device comprises a first supporting plate (1), a second supporting plate (4), a guide wheel (5), a first motor (6) and a rotating shaft (7), wherein the first supporting plate (1) is provided with a feeding guide device, a preheating welding device and a welding slag cleaning device, the feeding guide device comprises a supporting leg (3), the second supporting plate (4), the guide wheel (5), the first motor (6) and the rotating shaft (7), the supporting leg (3) is connected with the lower surface of the first supporting plate (1), the second supporting plate (4) is connected with the middle part of the supporting leg (3), the guide wheel (5) is arranged above the first supporting plate (1), the first motor (6) is connected with the upper surface of the second supporting plate (4), one end of the rotating shaft (7) is connected with the first motor (6), and the other end of the rotating shaft penetrates through the first supporting plate (1) and the guide wheel (5) to be connected; preheating welding device is including welding machine (8) outward, roast rifle (9), lateral shifting mechanism and longitudinal movement mechanism preheat, lateral movement mechanism sets up one side of first backup pad (1), longitudinal movement mechanism is equipped with two sets ofly, and is two sets of the equal one end of longitudinal movement mechanism with lateral movement mechanism connects, the other end respectively with weld welding machine (8) outward and preheat roast rifle (9) and connect.
2. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: the welding slag cleaning device comprises a longitudinal connecting plate (10), a second motor (11), a first lead screw (12), a first thread bushing (13), a first guide rail (14), a first sliding block (15), a first moving plate (16), a third motor (17) and a brush head (18), wherein the longitudinal connecting plate (10) is connected with the first supporting plate (1), the second motor (11) is arranged at the top of the longitudinal connecting plate (10), one end of the first lead screw (12) is connected with the second motor (11), the other end of the first lead screw is connected with the first supporting plate (1), the first guide rail (14) is connected with one side of the longitudinal connecting plate (10), one side of the first sliding block (15) is connected with the first moving plate (16), the other side of the first lead screw is slidably connected with the first guide rail (14), the first thread bushing (13) is sleeved outside the first lead screw (12), and is connected with the first moving plate (16), the third motor (17) is arranged on the upper surface of the first moving plate (16), the brush head (18) is arranged below the first moving plate (16), and one end of the brush head penetrates through the first moving plate (16) and is connected with the third motor (17).
3. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: the transverse moving mechanism comprises a supporting frame (19), a fourth motor (20), a second lead screw (21), a second thread bush (22), a second guide rail (23), a second sliding block (24) and a second moving plate (25), the supporting frame (19) is arranged at one side of the first supporting plate (1), the fourth motor (20) is arranged at one side of the supporting frame (19), one end of the second lead screw (21) is connected with the fourth motor (20), the other end is connected with the supporting frame (19), one side of the second guide rail (23) is connected with the supporting frame (19), the other side is connected with the second sliding block (24) in a sliding way, the other side of the second slide block (24) is connected with the second moving plate (25), the second thread sleeve (22) is sleeved outside the second lead screw (21) and is connected with the second moving plate (25).
4. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 3, characterized in that: the longitudinal moving mechanism comprises a fifth motor (26), a third lead screw (27), a third thread bush (28), a third guide rail (29), a third slide block (30) and a third moving plate (31), the fifth motor (26) is arranged at the top of the second moving plate (25), one end of the third lead screw (27) is connected with the fifth motor (26), the other end is connected with the second moving plate (25), one side of the third guide rail (29) is connected with the second moving plate (25), the other side is connected with the third slide block (30) in a sliding way, the other side of the third slide block (30) is connected with the third moving plate (31), the third thread bush (28) is sleeved outside the third lead screw (27), and is connected with the third moving plate (31), and the preheating baking gun (9) and the external welding machine (8) are both arranged on the third moving plate (31).
5. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: leading wheel (5) are equipped with two sets ofly, and every group leading wheel (5) all are equipped with a plurality of, a plurality of the equal parallel arrangement of leading wheel (5) is in on first backup pad (1), two sets of leading wheel (5) symmetry respectively sets up the both sides of welded tube (2).
6. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: first motor (6) and rotation axis (7) are equipped with a plurality of groups, and every group first motor (6) all set up on second backup pad (4), every group rotation axis (7) equal one end with first motor (6) are connected, and the other end runs through first backup pad (1) with leading wheel (5) are connected.
7. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: the preheating baking gun (9), the outer welding machine (8) and the welding slag cleaning device are sequentially arranged on one side of the first supporting plate (1) along the feeding direction of the welding pipe (2).
8. The external welding device for the production of the longitudinal submerged arc welded pipe according to claim 1, characterized in that: the rotating directions of the two groups of guide wheels (5) are opposite, one group of guide wheels (5) close to one side of the preheating welding device rotates clockwise, and the other group of guide wheels (5) rotates anticlockwise.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121162050.1U CN215747008U (en) | 2021-05-27 | 2021-05-27 | Outer welding device for producing longitudinal submerged arc welded pipe |
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| CN202121162050.1U CN215747008U (en) | 2021-05-27 | 2021-05-27 | Outer welding device for producing longitudinal submerged arc welded pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138950A (en) * | 2022-09-02 | 2022-10-04 | 江苏坤博交通科技有限公司 | Welding equipment for monitoring vertical rod machining |
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2021
- 2021-05-27 CN CN202121162050.1U patent/CN215747008U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138950A (en) * | 2022-09-02 | 2022-10-04 | 江苏坤博交通科技有限公司 | Welding equipment for monitoring vertical rod machining |
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