CN211915764U - Longitudinal joint welding set in tube-shape weldment - Google Patents
Longitudinal joint welding set in tube-shape weldment Download PDFInfo
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- CN211915764U CN211915764U CN201922395021.9U CN201922395021U CN211915764U CN 211915764 U CN211915764 U CN 211915764U CN 201922395021 U CN201922395021 U CN 201922395021U CN 211915764 U CN211915764 U CN 211915764U
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Abstract
The utility model discloses a longitudinal joint welding set in tube-shape weldment belongs to the welding technology field. The technical scheme is as follows: comprises a welding trolley and CO2The welding device comprises a gas shielded welding machine, a welding frame and a weldment supporting mechanism, wherein a lifting regulator is arranged between the welding frame and a welding trolley, and the weldment supporting mechanism is used for placing weldments; CO 22The gas shielded welding machine comprises a welding machine main body, a wire feeding mechanism and a welding gun, wherein the welding gun is arranged at the welding end of the welding frame, the welding gun is provided with a welding oscillator,the wire feeding mechanism, the welding gun and the welding oscillator are respectively and electrically connected with the welding machine main body. The utility model discloses for traditional welding process, intensity of labour greatly reduced, efficient, welding effect is stable moreover.
Description
Technical Field
The utility model relates to the field of welding technique, concretely relates to longitudinal joint welding set in tube-shape weldment.
Background
At present, the welding of small-diameter pressure vessels, pressure pipelines, power transmission line cylinders and the like can not adopt a double-sided welding process due to the small pipe diameter, namely, the welding of the outer surface can only be carried out, but the welding of the inner surface can not be carried out, so that the traditional process of manual bottoming, filling and capping which is equivalent to double-sided welding can only be adopted, but the process has the disadvantages of high labor intensity, low efficiency and unstable quality.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a longitudinal joint welding set in tube-shape weldment, for traditional welding process, intensity of labour greatly reduced, efficient, welding effect is stable moreover.
The technical scheme of the utility model is that:
a device for welding longitudinal seam in cylindrical weldment comprises a welding trolley and CO2The welding device comprises a gas shielded welding machine, a welding frame and a weldment supporting mechanism, wherein a lifting regulator is arranged between the welding frame and a welding trolley, and the weldment supporting mechanism is used for placing weldments; CO 22The gas shielded welding machine comprises a welding machine main body, a wire feeding mechanism and a welding gun, wherein the welding gun is arranged at the welding end of the welding frame, the welding gun is provided with a welding oscillator, and the wire feeding mechanism, the welding gun and the welding oscillator are respectively and electrically connected with the welding machine main body.
Preferably, the lifting adjuster comprises a motor, a vertical screw rod and a nut, the lower end of the vertical screw rod is connected with the motor, the nut is in threaded connection with the vertical screw rod, and the nut is fixedly connected to the bottom of the welding frame.
Preferably, a matched track is arranged below the wheels of the welding trolley.
Preferably, the welding rack further comprises a camera arranged on the welding end of the welding rack, and the camera is connected with a computer.
Preferably, weldment supporting mechanism is including supporting two roll-over stands at the weldment front and back end respectively, and the roll-over stand includes two support frames of placing side by side, and the support frame is improved level and is equipped with the back shaft, and the cover is equipped with the gyro wheel on the back shaft, and the weldment is arranged in on the gyro wheel.
Preferably, two-way lead screws are connected to the two support frames which are arranged side by side in a threaded manner.
Preferably, one end of the welding frame opposite to the welding end is provided with a balancing weight.
Preferably, a guide mechanism is arranged between the welding frame and the welding trolley.
Preferably, the guiding mechanism comprises a guiding rod and a hollow guiding cylinder, one end of the guiding cylinder is connected to the welding trolley, the guiding rod extends into the guiding cylinder through the other end of the guiding cylinder, and the other end of the guiding rod is connected to the bottom of the welding frame.
Preferably, a guide wheel is arranged at the bottom of the welding end of the welding frame and at one side, far away from the welding end, of the welding gun.
Compared with the prior art, the utility model, following beneficial effect has: the utility model discloses a welding set can realize the automatic weld of the cylindrical weldment internal surface of small pipe diameter, for traditional welding process, intensity of labour greatly reduced, efficient, and welding effect is stable moreover.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a weld bead and a guide wheel.
Fig. 3 is a schematic structural view of a weld bead.
3 fig. 3 4 3 is 3 a 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 3 1 3. 3
In the figure, 1-a welding trolley, 2-a welding frame, 3-a weldment, 4-a welding machine main body, 5-a wire feeding mechanism, 6-a welding gun, 7-a welding oscillator, 8-a motor, 9-a vertical screw, 10-a nut, 11-a track, 12-a camera, 13-a computer, 14-a support frame, 15-a support shaft, 16-a roller, 17-a balancing weight, 18-a guide rod, 19-a guide cylinder, 20-a guide wheel, 21-a welding bead and 22-a bidirectional screw.
Detailed Description
Example 1
As shown in FIG. 1-3, the embodiment provides a device for welding the longitudinal seam in the cylindrical weldment, which comprises a welding trolley 1 and CO2The welding device comprises a gas shielded welding machine, a welding frame 2 and a weldment supporting mechanism, wherein a lifting regulator is arranged between the welding frame 2 and a welding trolley 1, and the weldment supporting mechanism is used for placing a weldment 3; CO 22The gas shielded welding machine comprises a welding machine main body 4, a wire feeding mechanism 5 and a welding gun 6, wherein the welding gun 6 is arranged at the welding end of the welding frame 2 (the welding end of the welding frame 2 refers to the end of the welding frame 2 extending into the weldment 3), the welding gun 6 is provided with a welding oscillator 7, and the wire feeding mechanism 5, the welding gun 6 and the welding oscillator 7 are respectively and electrically connected with the welding machine main body 4; and a guide wheel 20 is arranged at the bottom of the welding end of the welding frame 2 and on one side, far away from the welding end, of the welding gun 6.
The welding machine main body 4 can be arranged on the bottom plate of the welding trolley 1 or on one side of the welding device, and the wire feeding mechanism 5 can be arranged on the bottom plate of the welding trolley 1 or fixed on the welding frame 2 as long as the work is convenient.
The lifting adjuster comprises a motor 8, a vertical lead screw 9 and a nut 10, the lower end of the vertical lead screw 9 is connected with the motor 8, the nut 10 is in threaded connection with the vertical lead screw 9, and the nut 10 is fixedly connected to the bottom of the welding frame 2.
Welding carriage 1 and CO in this embodiment2The gas shielded welding machine is commercially available, the specific structure of the gas shielded welding machine is not described in detail, and the welding trolley 1 is provided with a controller to control the advancing speed of the welding trolley 1; CO 22The welding machine main body 4 of the gas shielded welding machine is also provided with a controller, and a worker can control the welding gun 6, the welding oscillator 7 and the wire feeding mechanism 5 through the controller.
The working principle is as follows:
preparation work
Before the cylindrical weldment 3 is welded, a long welding bead 21 is processed at the welding seam of the weldment 3 to serve as a track 11 for the guide wheel 20 to travel and a welding wire welding space, the weldment 3 is placed on a weldment supporting mechanism, the position of the welding seam is adjusted, then the guide wheel 20 rolls along the welding bead 21 on the welding seam, and the welding end of the welding frame 2 extends into the cylinder of the weldment 3.
(II) adjusting the position of the welding gun 6
According to the distance between the welding surface of the weldment 3 and the welding gun 6, the motor 8 is started to drive the vertical screw rod 9 to rotate, then the nut 10 on the vertical screw rod 9 is made to move up and down, and finally the welding frame 2 is made to ascend or descend so as to adjust the welding gun 6 to a height suitable for welding.
(III) starting welding
Setting the advancing speed and CO of the welding carriage 1 by the controller2The parameters of the gas shielded welder (such as the wire feeding speed of the wire feeding mechanism 5, the swing amplitude and the swing frequency of the welding oscillator 7, and the like) are verified to be correct, and then the CO is turned on2And a welding button of the gas shielded welding machine starts welding. The welding trolley 1 moves leftwards at a preset speed, the wire feeding mechanism 5 feeds welding wires to the welding gun 6 according to the preset wire feeding speed, and meanwhile, the welding oscillator 7 swings leftwards and rightwards according to the preset swing amplitude and frequency, and finally the welding work of the longitudinal seam in the cylindrical weldment 3 is finished.
The welding device of the embodiment realizes automatic welding of the inner surface of the small-caliber cylindrical weldment, and compared with the traditional welding process, the welding device has the advantages of greatly reduced labor intensity, high efficiency and stable welding effect.
Example 2
On the basis of embodiment 1, the track 11 that looks adaptation is equipped with under the wheel of welding tractor 1, and the wheel of welding tractor 1 can walk along track 11 like this, can not take place the skew, guarantees the welding effect.
Example 3
On the basis of embodiment 1, still include the camera 12 of setting on the welding jig 2 welding end, camera 12 is connected with computer 13, and the staff just so can observe situations such as welder 6 orbit, welding seam geometry through the display screen of computer 13 in real time to operating personnel can adjust welding parameter in good time.
Example 4
As shown in fig. 4, on the basis of embodiment 1, weldment supporting mechanism is including supporting two roll-over stands in weldment 3 front and back end respectively, and the roll-over stand includes two support frames 14 of placing side by side, and the support frame 14 is improved level and is equipped with back shaft 15, and the cover is equipped with gyro wheel 16 on the back shaft 15, and weldment 3 is arranged in on gyro wheel 16, when preparing work adjustment welding seam position in earlier stage like this, just can directly overturn tube-shape weldment 3, and weldment 3 can roll to suitable position on gyro wheel 16 promptly, labour saving and time saving.
Meanwhile, the two support frames 14 which are arranged side by side are in threaded connection with the two-way screw rod 22, one section of the two-way screw rod 22 is provided with a right-handed thread, the other section of the two-way screw rod 22 is provided with a left-handed thread, and the two support frames 14 are respectively in threaded connection with two sections of reverse thread sections of the two-way screw rod 22, so that for the cylindrical welding pieces 3 with different diameters, the distance between the two support frames 14 can be adjusted by rotating the two-way screw rod 22 to adapt to.
Example 5
In addition to the embodiment 1, a weight 17 is provided at an end of the welding frame 2 opposite to the welding end to balance the weight of the welding frame 2, the welding oscillator 7 and the welding gun 6.
Example 6
On the basis of the embodiment 1, a guide mechanism is arranged between the welding frame 2 and the welding trolley 1, the guide mechanism comprises a guide rod 18 and a hollow guide cylinder 19, one end of the guide cylinder 19 is connected to the welding trolley 1, the guide rod 18 extends into the guide cylinder 19 through the other end of the guide cylinder 19, and the other end of the guide rod 18 is connected to the bottom of the welding frame 2. The guide mechanism has the function of preventing the welding frame 2 from moving left and right when lifting, and ensuring that the welding frame can only move up and down without deviation.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a longitudinal joint welding set in tube-shape weldment which characterized in that:
comprises a welding trolley (1) and CO2The gas shielded welding machine comprises a gas shielded welding machine, a welding frame (2) and a weldment (3) supporting mechanism, wherein a lifting regulator is arranged between the welding frame (2) and a welding trolley (1), and the weldment (3) supporting mechanism is used for placing the weldment (3);
CO2the gas shielded welding machine comprises a welding machine main body (4), a wire feeding mechanism (5) and a welding gun (6), wherein the welding gun (6) is arranged at the welding end of the welding frame (2), the welding oscillator (7) is arranged on the welding gun (6), and the wire feeding mechanism (5), the welding gun (6) and the welding oscillator (7) are electrically connected with the welding machine main body (4) respectively.
2. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: the lifting regulator comprises a motor (8), a vertical lead screw (9) and a nut (10), the lower end of the vertical lead screw (9) is connected with the motor (8), the nut (10) is in threaded connection with the vertical lead screw (9), and the nut (10) is fixedly connected to the bottom of the welding frame (2).
3. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: and tracks (11) matched with each other are arranged below wheels of the welding trolley (1).
4. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: the welding rack is characterized by further comprising a camera (12) arranged on the welding end of the welding rack (2), wherein the camera (12) is connected with a computer (13).
5. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: weldment (3) supporting mechanism is including supporting two roll-over stands at weldment (3) front and back end respectively, and the roll-over stand includes two support frames (14) of placing side by side, and support frame (14) are improved level and are equipped with back shaft (15), and the cover is equipped with gyro wheel (16) on back shaft (15), and weldment (3) are arranged in on gyro wheel (16).
6. The longitudinal seam welding apparatus in a cylindrical weldment of claim 5 wherein: two-way lead screws (22) are connected to the two support frames (14) which are arranged side by side in a threaded manner.
7. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: and a balancing weight (17) is arranged at one end of the welding frame (2) opposite to the welding end.
8. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: and a guide mechanism is arranged between the welding frame (2) and the welding trolley (1).
9. The longitudinal seam welding apparatus in a cylindrical weldment of claim 8 wherein: the guide mechanism comprises a guide rod (18) and a hollow guide cylinder (19), one end of the guide cylinder (19) is connected to the welding trolley (1), the guide rod (18) extends into the guide cylinder (19) through the other end of the guide cylinder (19), and the other end of the guide rod (18) is connected to the bottom of the welding frame (2).
10. The longitudinal seam welding apparatus in a cylindrical weldment of claim 1 wherein: and a guide wheel (20) is arranged at the bottom of the welding end of the welding frame (2) and on one side of the welding gun (6) far away from the welding end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395021.9U CN211915764U (en) | 2019-12-27 | 2019-12-27 | Longitudinal joint welding set in tube-shape weldment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922395021.9U CN211915764U (en) | 2019-12-27 | 2019-12-27 | Longitudinal joint welding set in tube-shape weldment |
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| CN211915764U true CN211915764U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922395021.9U Active CN211915764U (en) | 2019-12-27 | 2019-12-27 | Longitudinal joint welding set in tube-shape weldment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116329828A (en) * | 2023-05-25 | 2023-06-27 | 南京斯迈柯特种金属装备股份有限公司 | Pressure container butt joint groove structure, welding device and welding method |
-
2019
- 2019-12-27 CN CN201922395021.9U patent/CN211915764U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116329828A (en) * | 2023-05-25 | 2023-06-27 | 南京斯迈柯特种金属装备股份有限公司 | Pressure container butt joint groove structure, welding device and welding method |
| CN116329828B (en) * | 2023-05-25 | 2024-02-06 | 南京斯迈柯特种金属装备股份有限公司 | Pressure container butt joint groove structure, welding device and welding method |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210325 Address after: 100032 No.6 liupukang street, Xicheng District, Beijing Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: THE SEVENTH CONSTRUCTION COMPANY OF CNPC Ltd. Address before: 266000 Guofa building, No.36, Miaoling Road, Laoshan District, Qingdao City, Shandong Province Patentee before: THE SEVENTH CONSTRUCTION COMPANY OF CNPC Ltd. |