CN216298340U - Gantry type oil tank welding system - Google Patents
Gantry type oil tank welding system Download PDFInfo
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- CN216298340U CN216298340U CN202122905224.5U CN202122905224U CN216298340U CN 216298340 U CN216298340 U CN 216298340U CN 202122905224 U CN202122905224 U CN 202122905224U CN 216298340 U CN216298340 U CN 216298340U
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Abstract
The utility model discloses a gantry type oil tank welding system which comprises a bottom table, wherein a plurality of stations are arranged on the surface of the bottom table; the plurality of position changing mechanisms are arranged on the surface of the base platform, and bearing platforms are arranged on the position changing mechanisms; the portal frame stretches over the bottom table and comprises upright columns at two sides and a transverse guide rail arranged at the top end; the pressing mechanisms are arranged on the transverse guide rails and used for pressing and positioning welding parts on the top surfaces of the workpieces during welding; the welding robot is arranged on the base table. According to the utility model, the workpiece is rotated in the horizontal direction and the vertical direction through the position changing mechanism, so that the surface to be welded of the workpiece is moved to the top surface, the welding part is placed on the welding surface, the welding seam is welded by adopting a welding robot, the heat dissipation grid plates on the side surfaces of the transformer oil tank can be rapidly welded, the welding efficiency of the transformer oil tank is greatly improved, and the labor cost is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of automatic welding, in particular to a gantry type oil tank welding system.
Background
Transformers are important devices in power transmission, require continuous operation for a long time without interruption, and generate a large amount of heat during operation. Therefore, the side plates of the transformer oil tank need to be provided with separate heat dissipation grid plates to improve the heat dissipation performance of the oil tank.
The existing heat dissipation grid plates are fixed on the side face of an oil tank in a welding mode, and are generally welded through manual operation. Welding precision is low to because all need the welding grid board on four curb plates of transformer tank, need frequently adjust the fixed direction of oil tank when the welding, waste time and energy, welding efficiency is low.
Therefore, it is necessary to develop a new welding device for transformer oil tanks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gantry type oil tank welding system, which solves the technical problems that in the prior art, the welding precision is low because the heat dissipation grid plates of a transformer oil tank are generally welded by manual operation, and the welding efficiency is low because the grid plates need to be welded on four side plates of the transformer oil tank, the fixing direction of the oil tank needs to be frequently adjusted during welding, time and labor are wasted, and the welding efficiency is low.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a gantry-type fuel tank welding system, comprising:
the device comprises a base table, a plurality of stations and a control system, wherein the surface of the base table is provided with a plurality of stations;
the plurality of position changing mechanisms are arranged on the surface of the bottom table and correspond to the plurality of stations one by one, a bearing platform used for fixing a workpiece is arranged on each position changing mechanism, and the position changing mechanisms are used for rotating the bearing platform in the horizontal direction and the vertical direction;
the portal frame stretches over the bottom table and comprises upright columns on two sides and a transverse guide rail arranged between the top ends of the pair of upright columns;
the pressing mechanisms are arranged on the transverse guide rails and slide along the transverse guide rails, the pressing mechanisms are arranged in one-to-one correspondence with the stations, and the pressing mechanisms are used for pressing and positioning welding pieces on the top surfaces of the workpieces during welding;
and the welding robot is arranged on the base platform and used for welding a plurality of workpieces and welding pieces on the bearing platform.
Through adopting above-mentioned scheme, the displacement mechanism is in the level to and vertical to rotatory work piece to treat the welded face with the work piece and remove to the top surface, place the welding piece on the face of weld, later hold-down mechanism compresses tightly the welding piece, the welding robot welds the seam, thereby can adjust hold-down mechanism position on transverse guide and realize the adjustment that compresses tightly the position.
Furthermore, the pressing mechanism comprises a sliding unit at the top and a pressing unit at the bottom, the sliding unit is installed on the transverse guide rail and slides along the transverse guide rail, the pressing unit is installed on the sliding unit through the lifting unit, and the pressing unit is used for pressing and positioning the workpiece on the surface of the bearing platform during welding.
Furthermore, the transverse guide rail comprises a pair of cross beams arranged at intervals, and the sliding unit comprises a pair of sliding blocks arranged in gaps between the cross beams and mounting plates symmetrically fixed on two side surfaces of the sliding blocks.
Furthermore, each mounting panel lateral surface all is fixed with a longitudinal rail, the lift unit is including installing follow the gliding longeron of longitudinal rail on the longitudinal rail, one side be fixed with the rack of longitudinal extension on the longeron, correspond the side be fixed with a lift drive unit on the mounting panel, the lift drive unit output be equipped with rack toothing's gear, it fixes to compress tightly the unit the lift unit bottom.
By adopting the scheme, the lifting driving unit controls the pair of longitudinal beams to slide along the longitudinal guide rail, so that the pressing unit is driven to lift.
Furthermore, reinforcing rods are arranged between the top ends and the bottom ends of the longitudinal beams.
Further, the pressing unit includes:
the fixing plate is transversely arranged and fixed with the bottom end of the lifting unit;
the pressing driving unit is arranged on the fixing plate, and the output end of the pressing driving unit vertically downwards penetrates through the fixing plate;
and the pressing plate is transversely arranged below the fixed plate and is fixed with the output end of the pressing driving unit.
By adopting the scheme, after the lifting driving unit drives the fixing plate to move in place, the pressing driving unit drives the pressing plate to descend to press the welding part, so that the problem that the welding part is not pressed in place or the workpiece is damaged due to overlarge pressing force caused by direct pressing of the lifting driving unit is avoided.
Furthermore, a plurality of clamping blocks are uniformly arranged on the bottom surface of the pressing plate and used for being inserted into the gaps of the heat dissipation grid plates to compress and limit the heat dissipation grid plates.
By adopting the scheme, the clamping blocks which are in clearance matching with the heat dissipation grid plates are additionally arranged, and the clamping blocks are embedded into the heat dissipation grid plates when the heat dissipation grid plates are compressed, so that the heat dissipation grid plates are compressed and have a limiting effect.
Furthermore, the position changing mechanism is a double-shaft L-shaped position changing machine, and a workpiece mounting plate used for being fixed with a workpiece is arranged on the bearing platform.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the workpiece is rotated in the horizontal direction and the vertical direction through the position changing mechanism, so that the surface to be welded of the workpiece is moved to the top surface, the welding part is placed on the welding surface, the welding seam is welded by adopting a welding robot, the heat dissipation grid plates on the side surfaces of the transformer oil tank can be quickly welded, the welding efficiency of the transformer oil tank is greatly improved, and the labor cost is effectively reduced;
2. when a welding part is welded, the welding machine is pressed and limited on the surface of a workpiece by adopting the pressing mechanism, so that the displacement phenomenon is avoided during welding, and the welding precision is greatly improved;
3. the bottom surface of the pressing plate of the pressing mechanism is provided with a plurality of clamping blocks which are in clearance fit with the heat dissipation grid plate, and the clamping blocks are embedded into the heat dissipation grid plate during pressing, so that the pressing and limiting effects are achieved, and the welding precision is further improved.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a gantry and a pressing mechanism according to an embodiment of the present invention.
Shown in the figure:
1. a base table;
2. a position changing mechanism; 201. a load-bearing platform; 202. a workpiece mounting plate;
3. a gantry; 301. a column; 302. a transverse guide rail; 303. a beam;
4. a hold-down mechanism; 401. a slider; 402. mounting a plate; 403. a longitudinal guide rail; 404. a stringer; 405. a rack; 406. a lifting drive unit; 407. a gear;
408. a reinforcing bar; 409. a fixing plate; 410. a pressing drive unit; 411. a compression plate; 412. a clamping block;
5. a welding robot;
6. an oil tank;
7. a heat dissipation grid plate.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.
As shown in fig. 1 and fig. 2, the gantry type fuel tank 6 welding system provided in this embodiment includes a base table 1, and two stations are provided on a surface of the base table 1.
Each station is provided with a position changing mechanism 2, the position changing mechanism 2 is provided with a bearing platform 201 for fixing the oil tank 6, and the position changing mechanism 2 is used for rotating the bearing platform 201 horizontally and vertically.
Specifically, the displacement mechanism 2 is a double-shaft L-shaped displacement machine with the model of DSF-5. The bearing platform 201 is provided with a workpiece mounting plate 202 for fixing with the oil tank 6.
A portal frame 3 spans above the bottom table 1, and the portal frame 3 comprises upright posts 301 at two sides and a transverse guide rail 302 arranged between the top ends of the pair of upright posts 301.
Two pressing mechanisms 4 are arranged on the transverse guide rail 302 in a sliding mode, the two pressing mechanisms 4 correspond to the two stations one by one, and the pressing mechanisms 4 are used for pressing and positioning the heat dissipation grid plates 7 on the top face of the oil tank 6 during welding.
And one side of the middle parts of the two stations is provided with a welding robot 5, and the welding robot 5 is used for welding an oil tank 6 and a heat dissipation grid plate 7 on the bearing platform 201.
The displacement mechanism 2 is in the level to and vertical to rotatory work piece to treat the welded face with oil tank 6 and remove to the top surface, place heat dissipation grid plate 7 on the face of weld, later hold-down mechanism 4 compresses tightly heat dissipation grid plate 7, and welding robot 5 welds the seam, thereby can adjust hold-down mechanism 4 position on transverse guide 302 and realize the adjustment that compresses tightly the position.
Specifically, the pressing mechanism 4 includes a top sliding unit and a bottom pressing unit, the sliding unit is mounted on the transverse guide rail 302 and slides along the transverse guide rail 302, the pressing unit is mounted on the sliding unit through the lifting unit, and the pressing unit is used for pressing and positioning the workpiece on the surface of the bearing platform 201 during welding.
The cross rail 302 includes a pair of beams 303 disposed at an interval, and the sliding unit includes a sliding block 401 disposed in a gap between the pair of beams 303 and mounting plates 402 symmetrically fixed to both side surfaces of the sliding block 401.
Each mounting plate 402 has a longitudinal rail 403 fixed to an outer side surface thereof, the lifting unit includes a longitudinal beam 404 mounted on the longitudinal rail 403 to slide along the longitudinal rail 403, and a reinforcing rod 408 is provided between top ends and bottom ends of the pair of longitudinal beams 404.
A rack 405 extending longitudinally is fixed on one side longitudinal beam 404, a lifting driving unit 406 is fixed on the corresponding side mounting plate 402, a gear 407 meshed with the rack 405 is arranged at the output end of the lifting driving unit 406, and the pressing unit is fixed at the bottom end of the lifting unit.
The lifting driving unit 406 is specifically a driving motor, and controls the pair of longitudinal beams 404 to slide along the longitudinal guide rails 403, so as to drive the pressing unit to lift.
The pressing unit comprises a fixing plate 409, the fixing plate 409 is transversely arranged, and the top surface of the fixing plate 409 is fixed to the bottom ends of the pair of longitudinal beams 404.
The fixing plate 409 is provided with a pressing driving unit 410, an output end of the pressing driving unit 410 vertically penetrates through the fixing plate 409 downwards, and the pressing driving unit 410 is specifically a driving cylinder.
A pressing plate 411 is arranged below the fixing plate 409, and the pressing plate 411 is fixed to an output end of the pressing driving unit 410.
And a pressing plate 411 transversely disposed below the fixing plate 409, wherein the pressing plate 411 is fixed to an output end of the pressing driving unit 410.
When the lifting driving unit 406 drives the fixing plate 409 to move in place, the pressing driving unit 410 drives the pressing plate 411 to descend to press the welding part tightly, so that the problem that the workpiece is easily damaged due to insufficient pressing or too large pressing force when the welding part is directly pressed by the lifting driving unit 406 is solved.
A plurality of clamping blocks 412 are uniformly arranged on the bottom surface of the pressing plate 411, and the clamping blocks 412 are used for being inserted into the gaps of the heat dissipation grid plates 7 to press and limit the heat dissipation grid plates 7. The clamping blocks 412 which are in clearance fit with the heat dissipation grid plates 7 are additionally arranged, and the clamping blocks 412 are embedded into the heat dissipation grid plates 7 during compression, so that the limiting effect is achieved while compression is achieved.
In the embodiment, the workpiece is rotated horizontally and vertically through the displacement mechanism 2, so that the surface to be welded of the workpiece is moved to the top surface, a welding part is placed on the welding surface, the welding seam is welded by the welding robot 5, the heat dissipation grid plates on the side surfaces of the transformer oil tank 6 can be quickly welded, the welding efficiency of the transformer oil tank 6 is greatly improved, and the labor cost is effectively reduced;
when the welding part is welded, the pressing mechanism 4 is adopted to press and limit the welding machine on the surface of the workpiece, so that the displacement phenomenon during welding is avoided, and the welding precision is greatly improved;
the bottom surface of the pressing plate 411 of the pressing mechanism 4 in this embodiment is provided with a plurality of clamping blocks 412 in clearance fit with the heat dissipation grid plate 7, and the clamping blocks 412 are embedded into the heat dissipation grid plate 7 when being pressed, so that the pressing and limiting effects are achieved, and the welding precision is further improved.
In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. A gantry-type oil tank welding system, comprising:
the device comprises a base table, a plurality of stations and a control system, wherein the surface of the base table is provided with a plurality of stations;
the plurality of position changing mechanisms are arranged on the surface of the bottom table and correspond to the plurality of stations one by one, a bearing platform used for fixing a workpiece is arranged on each position changing mechanism, and the position changing mechanisms are used for rotating the bearing platform in the horizontal direction and the vertical direction;
the portal frame stretches over the bottom table and comprises upright columns on two sides and a transverse guide rail arranged between the top ends of the pair of upright columns;
the pressing mechanisms are arranged on the transverse guide rails and slide along the transverse guide rails, the pressing mechanisms are arranged in one-to-one correspondence with the stations, and the pressing mechanisms are used for pressing and positioning welding pieces on the top surfaces of the workpieces during welding;
and the welding robot is arranged on the base platform and used for welding a plurality of workpieces and welding pieces on the bearing platform.
2. The gantry type fuel tank welding system of claim 1, wherein the pressing mechanism comprises a top sliding unit and a bottom pressing unit, the sliding unit is mounted on the transverse guide rail and slides along the transverse guide rail, the pressing unit is mounted on the sliding unit through a lifting unit, and the pressing unit is used for pressing and positioning the workpiece on the surface of the bearing platform during welding.
3. The gantry type fuel tank welding system of claim 2, wherein the transverse guide rail comprises a pair of cross beams arranged at intervals, and the sliding unit comprises a sliding block arranged in a gap between the pair of cross beams and mounting plates symmetrically fixed on two side surfaces of the sliding block.
4. The gantry type oil tank welding system according to claim 3, wherein a longitudinal guide rail is fixed on the outer side surface of each mounting plate, the lifting unit comprises a longitudinal beam which is installed on the longitudinal guide rail and slides along the longitudinal guide rail, a longitudinally extending rack is fixed on the longitudinal beam on one side, a lifting driving unit is fixed on the mounting plate on the corresponding side, a gear meshed with the rack is arranged at the output end of the lifting driving unit, and the pressing unit is fixed at the bottom end of the lifting unit.
5. The gantry-type fuel tank welding system of claim 4, wherein a reinforcing rod is disposed between top ends and between bottom ends of a pair of said longitudinal beams.
6. The gantry-type fuel tank welding system of claim 2, wherein said compression unit comprises:
the fixing plate is transversely arranged and fixed with the bottom end of the lifting unit;
the pressing driving unit is arranged on the fixing plate, and the output end of the pressing driving unit vertically downwards penetrates through the fixing plate;
and the pressing plate is transversely arranged below the fixed plate and is fixed with the output end of the pressing driving unit.
7. The gantry type oil tank welding system as claimed in claim 6, wherein a plurality of clamping blocks are uniformly arranged on the bottom surface of the pressing plate, and the clamping blocks are used for being inserted into gaps of the heat dissipation grid plates to press and limit the heat dissipation grid plates.
8. The gantry type oil tank welding system according to any one of claims 1 to 7, wherein the shifting mechanism is a biaxial L-shaped shifting machine, and a workpiece mounting plate for fixing with a workpiece is arranged on the bearing platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122905224.5U CN216298340U (en) | 2021-11-24 | 2021-11-24 | Gantry type oil tank welding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122905224.5U CN216298340U (en) | 2021-11-24 | 2021-11-24 | Gantry type oil tank welding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216298340U true CN216298340U (en) | 2022-04-15 |
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ID=81122806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122905224.5U Active CN216298340U (en) | 2021-11-24 | 2021-11-24 | Gantry type oil tank welding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216298340U (en) |
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2021
- 2021-11-24 CN CN202122905224.5U patent/CN216298340U/en active Active
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