CN220073653U - Automobile body-in-white positioning welding device - Google Patents
Automobile body-in-white positioning welding device Download PDFInfo
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- CN220073653U CN220073653U CN202321221919.4U CN202321221919U CN220073653U CN 220073653 U CN220073653 U CN 220073653U CN 202321221919 U CN202321221919 U CN 202321221919U CN 220073653 U CN220073653 U CN 220073653U
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- upper pressing
- pressing plate
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- plate
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- 238000003466 welding Methods 0.000 title claims abstract description 81
- 238000003825 pressing Methods 0.000 claims abstract description 100
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000007306 turnover Effects 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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- Resistance Welding (AREA)
Abstract
The utility model relates to the technical field of welding devices, and provides a positioning welding device for an automobile body in white, which comprises a workbench, and upper pressing plate mechanisms arranged on the workbench vertically, wherein at least three groups of upper pressing plate mechanisms are arranged, and the upper pressing plate mechanisms comprise a first upper pressing plate group and second upper pressing plate groups symmetrically arranged on two sides of the first upper pressing plate group; the overturning assemblies are arranged on two sides of the first upper pressing plate group and comprise mounting plates connected with the side ends of the second upper pressing plate group, pressing walls rotatably connected with the mounting plates and air cylinders arranged at one ends of the pressing walls; the welding head comprises an electrode head vertically connected with the front end of the press wall and a gun head connected with the side end of the first upper pressing plate group, and the electrode head is turned over along the rotating connection part through the press wall. According to the utility model, the electrode tip in the welding head is driven to overturn by the overturning assembly and is combined with the gun head to finish welding, so that the electrode tip can be repeatedly overturned, and the welding position accuracy is improved.
Description
Technical Field
The utility model relates to the technical field of welding devices, in particular to an automobile body-in-white positioning welding device.
Background
Along with the rapid development of the automobile industry, the requirements on the functions and quality of the white automobile body welding equipment are higher and higher, the requirements on positioning pieces on the equipment are also higher and stricter in efficient production, and the assembly and positioning of all parts of the automobile body are generally required, the spot welding fixation of single parts is carried out, and then the whole automobile body is welded. The left longitudinal beam rear-section outer plate sub-assembly is an important welding engineering, and the welding quality directly influences the safety and stability of the structure. When the existing welding device is used for welding the rear-section outer plate sub-assembly of the left longitudinal beam, the welding angle is usually not accurate enough, so that the welding spot position is unstable, and the overall welding quality is affected.
Disclosure of Invention
The utility model aims to: the present utility model is directed to the above drawbacks, and provides a positioning and welding device for a white car body of an automobile, so as to solve the above problems in the prior art.
The technical scheme is as follows: a positioning welding device for an automobile body-in-white comprises a workbench, an upper pressing plate mechanism, a turnover assembly and a welding head.
The upper pressing plate mechanisms are vertically arranged on the workbench, and at least three groups of upper pressing plate mechanisms are arranged, and each upper pressing plate mechanism comprises a first upper pressing plate group and second upper pressing plate groups symmetrically arranged on two sides of the first upper pressing plate group;
the overturning assembly is arranged on two sides of the first upper pressing plate group and comprises a mounting plate connected with the side end of the second upper pressing plate group, a pressing wall rotationally connected with the mounting plate and a cylinder arranged at one end of the pressing wall;
the welding head comprises an electrode head vertically connected with the front end of the pressing wall and a gun head connected to the side end of the first upper pressing plate group, and the electrode head turns over along the rotation connection part of the mounting plate through the pressing wall.
The upper pressing plate mechanism limits and fixes the upper pressing plate mechanism in the welding process. The welding head is arranged between the first upper pressing plate group and the second upper pressing plate group, the electrode head in the welding head is driven by the overturning assembly to overturn, and the electrode head and the gun head are respectively attached to the upper surface and the lower surface of the rear-section outer plate sub-assembly of the welding left longitudinal beam to clamp and weld the upper surface and the lower surface. Before the welding head is in an electrified state, the electrode head can be repeatedly turned over, so that more accurate and repeatable position control of the electrode head is realized.
In a further embodiment, the first upper platen set and the second upper platen set each include a foot stand, a connection main board, a driving cylinder, a pressing block, and an insulating spacer.
The foot seat is connected to the workbench;
the connecting plate is hinged to the middle of the top end of the foot seat, and one end of the connecting plate is hinged with a driving cylinder;
the pressing block is connected to the connecting plate and located on the other side of the connecting plate, and an insulating gasket is arranged between the pressing block and the connecting plate.
The driving cylinder works to pull the connecting plate, and then drives the pressing block to turn over, the pressing block turns over to be attached to the surface of the left longitudinal beam rear section outer plate subassembly, and the pressing block limits and fixes the left longitudinal beam rear section outer plate subassembly at a preset lower pressure degree. The pressing block is limited, and meanwhile short circuit and potential safety hazards in the welding process are avoided through the insulating gasket.
In a further embodiment, in the first upper pressing plate group, the pressing blocks include a first pressing block located at the front end of the connecting plate and connected to a second pressing block between the first pressing block and the connecting plate, the first pressing blocks are arranged in pairs, and one end of each of the first pressing blocks extends outwards and is formed with a protrusion vertically downwards.
The protrusion on the first briquetting is matched with the groove on the left longitudinal beam rear section outer plate subassembly, the second briquetting and the briquetting in the second upper pressing plate group are attached to the upper plane of the left longitudinal beam rear section outer plate subassembly, and a plurality of pressing plates work simultaneously to ensure the stability of the left longitudinal beam rear section outer plate subassembly in the welding process.
In a further embodiment, the outer end of the welding head is connected with an energizing device, and the energizing device comprises a copper plate, an insulating gasket, an insulating sleeve and a cable.
The copper plate is connected to the workbench through a connecting seat, and a plurality of insulating gaskets and insulating sleeves are distributed on the copper plate;
and one ends of the cables are respectively correspondingly connected to the electrode heads and the gun heads.
The copper outside is connected with a power end, and electric power is transmitted to the welding head through the cable, so that power is provided for the welding head. The insulating gasket and the insulating sleeve play an insulating role, so that the safety and stable operation of the power transmission link are ensured.
In a further embodiment, a gas source and a cartridge type pressure reducing valve are externally connected to the welding head. After the welding head is electrified, an air source is conveyed to the welding head through the integrated hydraulic valve, and proper working pressure is provided, so that welding work is performed.
The beneficial effects are that: the utility model provides a positioning welding device for an automobile body in white, which is used for welding by combining an electrode head and a gun head. The electrode tip can turn over the motion, and the upset of electrode tip can repeatedly realize the solder joint location to ensure solder joint position, reduce the deviation. The electrode tip is driven to turn over by the air cylinder, and the electrode tip is driven to be contacted with the surface of the vehicle body by a preset pressing force, and the electrode tip and the gun tip are combined for use, so that the welding work is stably completed. In the welding process, through the briquetting that the multiparty set up, laminating on clamp plate and automobile body surface can make whole welding process more steady.
Drawings
Fig. 1 is an overall construction diagram of the present utility model.
Fig. 2 is a schematic view of a part of a structure of a flipping assembly according to the present utility model.
FIG. 3 is a schematic view of the upper platen mechanism of the present utility model.
Fig. 4 is a schematic view of a partial structure at a in fig. 1.
Fig. 5 is a schematic structural view of an energizing device according to the present utility model.
The reference numerals in the drawings are as follows: the working table 1, the upper platen mechanism 2, the first upper platen group 201, the second upper platen group 202, the foot stand 2021, the connecting plate 2022, the driving cylinder 2023, the pressing block 2024, the first pressing block 2024a, the second pressing block 2024b, the insulating spacer 2025, the turning assembly 3, the mounting plate 301, the press wall 302, the cylinder 303, the welding head 4, the electrode head 401, the gun head 402, the energizing device 5, the copper plate 501, the connecting seat 502, the insulating sleeve 503, the cable 504, and the cartridge-type pressure reducing valve 6.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
The applicant believes that in the welding process of the existing welding device, the position deviation caused by the lack of accurate positioning of the electrode tip can cause errors in the position of the welding point, and the welding quality is affected.
In order to solve the above problems in the prior art, the utility model provides an automotive body-in-white positioning welding device, which comprises a workbench 1 and an upper pressing plate mechanism 2, wherein the upper pressing plate mechanism 2 is vertically arranged on the workbench 1, the upper pressing plate mechanism 2 is arranged into at least three groups and comprises a first upper pressing plate group 201 and second upper pressing plate groups 202 symmetrically arranged on two sides of the first upper pressing plate group 201, the positions of the upper pressing plate mechanism 2 are distributed according to the shape of a left longitudinal beam rear end outer plate sub-assembly, and the first upper pressing plate group 201 and the second upper pressing plate group 202 are distributed at different positions in the welding process to limit and fix the left longitudinal beam rear end outer plate sub-assembly. The overturning assemblies 3 are arranged on two sides of the first upper pressing plate group 201 and comprise a mounting plate 301 connected with the side end of the second upper pressing plate group 202, a pressing wall 302 rotatably connected with the mounting plate 301 and an air cylinder 303 arranged at one end of the pressing wall 302; cylinder 303 is purchased in the market, and can be of the type: CDQ2B63-30DMZ-W-P3DWAL. The welding head 4 comprises an electrode head 401 which is vertically connected with the front end of the pressing wall 302, and a gun head 402 which is connected with the side end of the first upper pressing plate group 201, wherein the electrode head 401 is turned over along the rotation connection part of the mounting plate 301 through the pressing wall 302.
Specifically, the welding head 4 is arranged between the first upper pressing plate group 201 and the second upper pressing plate group 202, the turning component 3 drives the electrode head 401 in the welding head 4 to turn over, the electrode head and the gun head 402 are respectively attached to the upper surface and the lower surface of the welding left longitudinal beam rear section outer plate sub-assembly, the welding head is clamped and welded, and in the welding process, the accurate alignment and attachment of the electrode head 401 and the gun head 402 are ensured by utilizing the positioning control of the electrode head 401, so that efficient and stable welding is realized. The electrode tip 401 is kept away from the gun head 402 under the condition that welding is not needed, when the welding gun is used, the left longitudinal beam rear section outer plate sub-assembly is placed between the gun head 402 and the electrode tip 401, the air cylinder 303 works, the electrode tip 401 is driven to overturn through the pressure wall 302, the electrode tip 401 is in overturn fit with the other surface of the left longitudinal beam rear section outer plate sub-assembly, the welding gun head 402 is arranged opposite to the gun head 402, and the welding head 4 performs welding work. Before the welding head 4 is in the power-on state, the electrode head 401 can be repeatedly turned over, so that more accurate and repeatable position control of the electrode head 401 can be realized.
The first upper pressing plate group 201 and the second upper pressing plate group 202 are both provided with a base 2021 connected to the workbench 1, a connecting plate 2022 is hinged to the middle of the top end of the base 2021, one end of the connecting plate 2022 is hinged to a driving air cylinder 2023, and the driving air cylinder 2023 adopts the model: MDBB80-125Z-W-P4DWL. The pressing block 2024 is connected to the connecting plate 2022, the pressing block 2024 is detachably connected with the connecting plate 2022 so as to facilitate subsequent replacement, the pressing block 2024 is located on the other side of the connecting plate 2022, and an insulating gasket 2025 is arranged between the pressing block 2024 and the connecting plate 2022.
The driving cylinder 2023 works, the connecting plate 2022 is pulled, the connecting plate 2022 turns around the hinging part with the foot seat 2021, the pressing block 2024 is further driven to turn, the pressing block 2024 turns to be attached to the surface of the left longitudinal beam rear section outer plate subassembly, and the limiting and fixing of the pressing block 2024 to the left longitudinal beam rear section outer plate subassembly are carried out by controlling the working pressure of the driving cylinder 2023. The press block 2024 is limited, and meanwhile, short circuits and potential safety hazards in the welding process are avoided through the insulating gasket 2025.
In the first upper platen group 201, the press block 2024 includes a first press block 2024a connected to the front end of the connecting plate 2022, and a second press block 2024b connected between the first press block 2024a and the connecting plate 2022, the first press blocks 2024a are arranged in pairs, and one end of the first press block 2024a extends outwards and is formed with a protrusion vertically downwards. The first briquetting 2024a and the second briquetting 2024b are arranged according to the shape of the left longitudinal beam rear-section outer plate subassembly, grooves are formed in the left longitudinal beam rear-section outer plate subassembly, protrusions on the first briquetting 2024a are matched with the grooves in the installation process, the second briquetting 2024b and the briquettes in the second upper pressing plate group 202 are attached to the upper plane of the left longitudinal beam rear-section outer plate subassembly, a plurality of pressing plates work simultaneously, the left longitudinal beam rear-section outer plate subassembly is in a stable state in the welding process, the shaking amplitude of shaking due to small or obvious gesture changes is reduced, and the stability and welding quality are improved.
The outer end of the welding head 4 is connected with an energizing device 5, the energizing device 5 comprises a copper plate 501, the copper plate 501 is connected to the workbench 1 through a connecting seat 502, and a plurality of insulating gaskets 2025 and insulating sleeves 503 are distributed on the copper plate 501. The plurality of groups of cables 504 are connected to one end of the copper plate 501, and one end of each cable 504 is correspondingly connected to the electrode tip 401 and the gun tip 402. The copper plate 501 is externally connected with a power supply end, the copper plate 501 enhances conductivity, the power supply end is matched with parameters of the cable 504, and electric power is transmitted to the welding head 4 through the cable 504, so that power is supplied to the welding head 4. At the same time, insulating spacer 2025 and insulating sleeve 503 perform an insulating function to ensure that electrical energy can be safely transmitted through cable 504, and ensure safe and stable operation of the power transmission link.
The welding head 4 is externally connected with an air source and a container type pressure reducing valve 6. The air source (not shown) and the container type pressure reducing valve 6 can be purchased externally, and the model of the container type pressure reducing valve 6 can be as follows: ARM2500-02B-02G2, the specific connection mode can be connected according to the instruction book. After the welding head 4 is electrified, an air source is conveyed to the welding head 4 through the integrated hydraulic valve 6, and the air source is purchased according to actual requirements, so that the air protects the welding seam from the influence of external air (such as oxidization), and provides proper working pressure to further perform welding work.
As described above, although the present utility model has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the utility model itself. Various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides an automobile body-in-white fixed-position welding device, includes the workstation, its characterized in that still includes:
the upper pressing plate mechanisms are vertically arranged on the workbench, and at least three groups of upper pressing plate mechanisms are arranged, and each upper pressing plate mechanism comprises a first upper pressing plate group and second upper pressing plate groups symmetrically arranged on two sides of the first upper pressing plate group;
the overturning assembly is arranged on two sides of the first upper pressing plate group and comprises a mounting plate connected with the side end of the second upper pressing plate group, a pressing wall rotationally connected with the mounting plate and a cylinder arranged at one end of the pressing wall;
the welding head comprises an electrode head vertically connected with the front end of the pressing wall and a gun head connected to the side end of the first upper pressing plate group, and the electrode head turns over along the rotation connection part of the mounting plate through the pressing wall.
2. The automotive body-in-white welding device of claim 1, wherein the first upper platen set and the second upper platen set each comprise:
the foot seat is connected to the workbench;
the connecting plate is hinged to the middle of the top end of the foot seat, and one end of the connecting plate is hinged with a driving cylinder;
the pressing block is connected to the connecting plate and located on the other side of the connecting plate, and an insulating gasket is arranged between the pressing block and the connecting plate.
3. The welding device for positioning white bodies of automobiles according to claim 2, wherein in the first upper pressing plate group, the pressing blocks comprise a first pressing block connected with the front end of the connecting plate and a second pressing block connected between the first pressing block and the connecting plate, the first pressing blocks are arranged in pairs, and one end of each first pressing block extends outwards and is vertically and downwards provided with a protrusion.
4. A welding device for positioning a body in white of an automobile as claimed in claim 3, wherein said welding head outer end is connected to an energizing means, said energizing means comprising:
the copper plate is connected to the workbench through a connecting seat, and a plurality of insulating gaskets and insulating sleeves are distributed on the copper plate;
and one ends of the cables are respectively correspondingly connected to the electrode heads and the gun heads.
5. The welding device for positioning a white body of an automobile according to claim 4, wherein the welding head is externally connected with a gas source and a container type pressure reducing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321221919.4U CN220073653U (en) | 2023-05-19 | 2023-05-19 | Automobile body-in-white positioning welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321221919.4U CN220073653U (en) | 2023-05-19 | 2023-05-19 | Automobile body-in-white positioning welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073653U true CN220073653U (en) | 2023-11-24 |
Family
ID=88831629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321221919.4U Active CN220073653U (en) | 2023-05-19 | 2023-05-19 | Automobile body-in-white positioning welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073653U (en) |
-
2023
- 2023-05-19 CN CN202321221919.4U patent/CN220073653U/en active Active
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