CN217672943U - Treat spot welding subassembly and vehicle - Google Patents
Treat spot welding subassembly and vehicle Download PDFInfo
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- CN217672943U CN217672943U CN202123087228.3U CN202123087228U CN217672943U CN 217672943 U CN217672943 U CN 217672943U CN 202123087228 U CN202123087228 U CN 202123087228U CN 217672943 U CN217672943 U CN 217672943U
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Abstract
The utility model discloses a treat spot welding subassembly and vehicle treats that spot welding subassembly includes first welded plate and the second welded plate of mutual overlap joint, and one side that first welded plate deviates from the second welded plate is equipped with first welding groove. The utility model provides a treat that spot welding subassembly has welding manufacturability height, guarantees welding quality's advantage.
Description
Technical Field
The utility model relates to the field of welding technique, concretely relates to treat spot welding subassembly and vehicle.
Background
When the lap-joint combination of the automobile body spot welding process is designed, the total thickness of the spot-welding lap-joint combination is generally required not to exceed a set value, and the thickness proportion of any two layers of plates is within a set proportion range. However, in the actual design process, the total thickness of individual special spot welding and lap joint combination exceeds a set value, the thickness proportion of any two layers of plates is also outside a set proportion range, the design requirement of spot welding is not met, forced spot welding easily causes poor welding manufacturability, and the welding quality is not easy to guarantee.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving one of the technical problems in the related art at least to a certain extent.
Therefore, the embodiment of the utility model provides a treat spot welding subassembly, should treat that spot welding subassembly has the advantage that welding manufacturability is high, guarantee welding quality.
The embodiment of the utility model provides a vehicle is still provided.
According to the utility model discloses treat spot welding subassembly includes first welded plate and the second welded plate of mutual overlap joint, first welded plate deviates from one side of second welded plate is equipped with first welding groove.
According to the utility model discloses treat spot welding subassembly sets up first welding groove through the welding department at first welding board, and after first welding board and second welding board overlap joint, welder's one of them electrode can cooperate at first welding inslot and accomplish the welding of first welding board and second welding board. The first welding groove is machined in the first welding plate, the ratio of the thickness of the first welding plate at the first welding groove to the thickness of the welding position of the second welding plate is kept within a set proportion range, and the sum of the thickness of the first welding plate at the first welding groove and the thickness of the welding position of the second welding plate is within a set thickness range, so that the welding process and the welding quality are guaranteed.
In some embodiments, the number of the first welding grooves is multiple, and the multiple first welding grooves are distributed at intervals on the side of the first welding plate, which faces away from the second welding plate.
In some embodiments, a ratio n of a thickness of the first weld plate at the first weld groove to a thickness of the second weld plate at the weld is: n is more than or equal to 1 and less than or equal to 3, and the sum D of the thickness of the first welding plate at the first welding groove and the thickness of the second welding plate at the welding position is as follows: d is less than or equal to 6mm.
In some embodiments, the first weld groove is a circular groove that mates with a welding gun electrode.
In some embodiments, the first weld groove has a diameter of 16mm to 30mm.
In some embodiments, the first weld groove has a diameter of 20mm.
In some embodiments, the notch of the first weld groove is provided with a chamfer;
alternatively, the cross-sectional area of the first weld groove gradually increases in a direction away from the second weld plate.
In some embodiments, the first weld groove is a square groove, a semicircular groove, or a profiled groove.
In some embodiments, a side of the second welding plate facing away from the first welding plate is provided with a second welding groove opposite to the first welding groove, and a ratio of a thickness of the first welding plate at the first welding groove to a thickness of the second welding plate at the second welding groove is within the first set proportion range.
In some embodiments, the assembly to be spot welded further comprises a third weld plate, the third weld overlapping a side of the second weld facing away from the first weld.
In some embodiments, a side of the third welding plate facing away from the second welding plate is provided with a third welding groove opposite to the welding position of the second welding plate, and a ratio N of a thickness of the third welding plate at the third welding groove to a thickness of the welding position of the second welding plate is: n is more than or equal to 1 and less than or equal to 3, and the sum d of the thickness of the first welding plate at the first welding groove, the thickness of the second welding plate at the welding position and the thickness of the third welding plate at the third welding groove is as follows: d is less than or equal to 6mm.
According to the utility model discloses vehicle includes treats spot welding subassembly as any embodiment above.
According to the utility model discloses vehicle through set up first welding groove on first welding plate, has guaranteed welding process and the welding quality who treats the spot welding subassembly from this, and then has guaranteed the quality of fashioned automobile body from this.
Drawings
Fig. 1 is a schematic view of a spot welding assembly according to an embodiment of the present invention.
Fig. 2 is another schematic view of a spot welding assembly according to an embodiment of the present invention.
Reference numerals:
10. a component to be spot welded; 1. a first weld plate; 11. a first welding groove; 12. chamfering; 2. a second weld plate; 3. and a third welding plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
A spot welding assembly 10 according to an embodiment of the present invention is described below with reference to fig. 1 and 2.
According to the utility model discloses treat spot welding subassembly 10 includes first welded plate 1 and the second welded plate 2 of mutual overlap joint. The thickness of first welded plate 1 is greater than the thickness of second welded plate 2, and one side that first welded plate 1 deviates from second welded plate 2 is equipped with first welding groove 11.
According to the utility model discloses treat spot welding subassembly 10, through setting up first welding groove 11 in the welding department at first welded plate 1, after first welded plate 1 and 2 overlap joints of second welded plate, welder's one of them electrode can cooperate in first welding groove 11 and accomplish the welding of first welded plate 1 and second welded plate 2. Wherein, through processing first welding groove 11 on first welding plate 1, and then make the ratio of the thickness of first welding plate 1 in first welding groove 11 department and the thickness of the splice of second welding plate 2 keep in setting for the proportion within range, and the thickness sum of the thickness of first welding plate 1 in first welding groove 11 department and the splice of second welding plate 2 is in setting for the thickness within range, has guaranteed welding process and welding quality from this.
It should be noted that, after the welding between the first welding plate 1 and the second welding plate 2 is completed, at least a part of the formed welding spot is hidden in the first welding groove 11, thereby improving the appearance of the welded part.
In some embodiments, as shown in fig. 1 and 2, the second welding plate 2 is a flat plate, i.e. the welding place of the second welding plate 2 is a flat plate without a welding groove.
Specifically, when the thickness of the welding position of the first welding plate 1 and the welding thickness of the second welding plate 2 are larger than the set proportion range, the proportion can be adjusted only by processing the welding groove on the welding plate with the larger thickness. That is, when the thickness of the first welding plate 1 is greater than that of the second welding plate 2, the welding groove does not need to be formed on the second welding plate 2, the welding quality can be ensured, and the preparation cost of the assembly 10 to be spot-welded is reduced.
In some embodiments, the number of the first welding grooves 11 is multiple, and the multiple first welding grooves 11 are distributed at intervals on a side of the first welding plate 1 facing away from the second welding plate 2.
Specifically, the distance between two adjacent first welding grooves 11 is determined according to the design standard of spot welding of each enterprise, so that the mechanical properties of the first welding plate 1 cannot be affected by the processing of the first welding grooves 11 while the welding strength between the first welding plate 1 and the second welding plate 2 is ensured.
In some embodiments, the ratio n of the thickness of the first weld plate 1 at the first weld groove 11 to the thickness of the weld of the second weld plate 2 is: n is more than or equal to 1 and less than or equal to 3, and the sum D of the thickness of the first welding plate 1 at the first welding groove 11 and the thickness of the welding part of the second welding plate 2 is as follows: d is less than or equal to 6mm.
Thus, in the above ratio range and in the above thickness range, the electrodes for spot welding more easily melt the first welded plate 1 and the second welded plate 2, thereby ensuring stable welding between the first welded plate 1 and the second welded plate 2, and further ensuring the welding quality between the first welded plate 1 and the second welded plate 2.
In some embodiments, the first weld groove 11 is a circular groove that mates with a welding gun electrode.
The welding gun electrode is a columnar electrode with a sharp head, and can be matched in the first welding groove 11 and abut against the bottom surface of the first welding groove 11, so that the first welding plate 1 and the second welding plate 2 are conveniently welded. Meanwhile, the circular groove guides the welding gun electrode, and the welding quality is effectively prevented from being influenced by the fact that the welding gun electrode moves along the horizontal direction (the radial direction of the circular groove).
When the edge of the first welded plate 1 and the edge of the second welded plate 2 are welded to each other, the first welded groove 11 may be another irregular groove such as a semicircular groove.
In some embodiments, the diameter of the first weld groove 11 is 16mm to 30mm.
The diameter of the welding gun electrode generally has three sizes of 13mm, 16mm and 20mm, and the first welding groove 11 is correspondingly processed according to different welding gun electrodes used for welding, so that the diameter of the first welding groove 11 is larger than that of the welding gun electrode, and the first welding groove 11 is ensured to have allowance for matching of the welding gun electrode.
If when selecting for use the welder electrode that the diameter is 20mm, then select to process out the first welding groove 11 that the diameter is 30mm, at this moment, the welder electrode has 5 mm's cooperation allowance, and from this back at first welded plate 11 is fixed, the welder electrode more easily cooperates in first welding groove 11, has improved the welding efficiency of first welded plate 1 and second welded plate 2.
In some embodiments, the diameter of the first welding groove 11 is 20mm. From this, the welder electrode that optional diameter is 13mm or 16mm, welder electrode and first welding groove 11 clearance fit make things convenient for welder electrode cooperation in first welding groove 11 from this, when having reduced the welding degree of difficulty, also further guarantees the welding quality between first welding plate 1 and the second welding plate 2.
Or, first welding groove 11 is square groove, also can be the dysmorphism groove that half slot or cross section are other shapes, only need to guarantee can supply the welder electrode cooperation in first welding groove 11 can.
In some embodiments, as shown in fig. 1, the notch of the first welding groove 11 is provided with a chamfer 12. Therefore, the area of the notch of the first welding groove 11 is larger, the welding gun electrode is more convenient to fit in the first welding groove 11, and the welding efficiency is improved. The chamfer 12 may be a rounded or chamfered corner.
Alternatively, the cross-sectional area of the first weld groove 11 gradually increases in a direction away from the second weld plate 2. The chamber formed by the first welding groove 11 may be inverted truncated cone or truncated cone, that is, the side surface of the first welding groove 11 may be a slope or an arc surface. From this, when guaranteeing that the bottom surface of first welding groove 11 still is for the plane of welded, under the direction on the inclined plane of first welding groove 11, the welder electrode is more convenient for end the bottom surface of first welding groove 11, has improved welding efficiency, has guaranteed welding quality.
In some embodiments, a second welding groove may also be provided on a side of the second welding plate 2 away from the first welding plate 1, the second welding groove being opposite to the first welding groove 11, and a ratio of a thickness of the first welding plate 1 at the first welding groove 11 to a thickness of the second welding plate 2 at the second welding groove is within a first set proportion range.
At this moment, the second welding groove can supply another welder electrode to pass, and first welding groove 11 and second welding groove all realize spacing to the welder electrode from this, have further reduced the welding degree of difficulty, have improved welding efficiency.
In some embodiments, as shown in fig. 2, the assembly to be spot welded 10 further comprises a third welded plate 3, which overlaps the second welded portion on the side facing away from the first welded portion.
When realizing the mutual welding of three welded plate, make the thickness ratio of the splice of two welded plates that link to each other wantonly all in setting for the proportion within range, simultaneously, the thickness of three welded plate at the splice is also in setting for the thickness within range, can guarantee the welding quality between first welded plate 1, second welded plate 2 and the 3 three of third welded plate.
In some embodiments, a side of the third welding plate 3 facing away from the second welding plate 2 is provided with a third welding groove opposite to the welding position of the second welding plate 2, and a ratio N between a thickness of the third welding plate 3 at the third welding groove and a thickness of the welding position of the second welding plate 2 is: n is more than or equal to 1 and less than or equal to 3, and the sum d of the thickness of the first welding plate 1 at the first welding groove 11, the thickness of the second welding plate 2 and the thickness of the third welding plate 3 at the third welding groove is as follows: d is less than or equal to 6mm.
Therefore, when the thickness of the welding position of the third welding plate 3 is large, the welding quality of the second welding plate 2 and the first welding plate 1 and the third welding plate 3 is also ensured by processing the third welding groove.
The vehicle according to the embodiment of the present invention includes the spot welding component 10 to be welded according to any one of the above embodiments. Specifically, the first welded plate 1 and the second welded plate 2 are both plates on the vehicle body, and the first welded plate 1 is connected to the second welded plate 2 by spot welding, thereby achieving assembly of the vehicle body of the vehicle.
According to the utility model discloses vehicle through set up first welding groove 11 on first welded plate 1, has guaranteed welding process and the welding quality who treats spot welding subassembly 10 from this, and then has guaranteed the quality of fashioned automobile body from this.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like 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 present disclosure. 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.
While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (11)
1. A spot welding assembly, comprising:
first welding board and the second welding board of overlap joint each other, first welding board deviates from one side of second welding board is equipped with first welding groove, first welding board is in the thickness of first welding groove department with the ratio n of the thickness of the splice of second welding board is: n is more than or equal to 1 and less than or equal to 3, and the sum D of the thickness of the first welding plate at the first welding groove and the thickness of the second welding plate at the welding position is as follows: d is less than or equal to 6mm.
2. An assembly to be spot welded according to claim 1, wherein the number of the first welding grooves is plural, and the plural first welding grooves are distributed at intervals on a side of the first welding plate facing away from the second welding plate.
3. An assembly to be spot welded according to claim 1, wherein the first weld groove is a circular groove for mating with a welding gun electrode.
4. An assembly to be spot welded according to claim 3, wherein the diameter of the first weld groove is 16mm-30mm.
5. An assembly to be spot welded according to claim 4, wherein the diameter of the first weld groove is 20mm.
6. An assembly to be spot welded according to claim 1,
a chamfer is arranged at the notch of the first welding groove;
alternatively, the cross-sectional area of the first weld groove gradually increases in a direction away from the second weld plate.
7. An assembly to be spot welded according to claim 1, wherein said first welding groove is a square groove, a semi-circular groove or a profiled groove.
8. An assembly to be spot welded according to claim 1, wherein a side of the second welding plate facing away from the first welding plate is provided with a second welding groove opposite to the first welding groove.
9. An assembly to be spot welded according to claim 1, further comprising a third welded plate, the third welded portion overlapping a side of the second welded portion facing away from the first welded portion.
10. The assembly to be spot welded according to claim 9, wherein a side of the third welded plate facing away from the second welded plate is provided with a third welded groove opposite to the welded part of the second welded plate, and a ratio N of a thickness of the welded part of the third welded plate to a thickness of the welded part of the second welded plate is: n is more than or equal to 1 and less than or equal to 3, and the sum d of the thickness of the first welding plate at the first welding groove, the thickness of the second welding plate at the welding position and the thickness of the third welding plate at the third welding groove is as follows: d is less than or equal to 6mm.
11. A vehicle comprising an assembly to be spot welded according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123087228.3U CN217672943U (en) | 2021-12-09 | 2021-12-09 | Treat spot welding subassembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123087228.3U CN217672943U (en) | 2021-12-09 | 2021-12-09 | Treat spot welding subassembly and vehicle |
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| Publication Number | Publication Date |
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| CN217672943U true CN217672943U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123087228.3U Active CN217672943U (en) | 2021-12-09 | 2021-12-09 | Treat spot welding subassembly and vehicle |
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| CN (1) | CN217672943U (en) |
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- 2021-12-09 CN CN202123087228.3U patent/CN217672943U/en active Active
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