CN210502863U - Automobile front beam convenient to weld - Google Patents
Automobile front beam convenient to weld Download PDFInfo
- Publication number
- CN210502863U CN210502863U CN201920402206.5U CN201920402206U CN210502863U CN 210502863 U CN210502863 U CN 210502863U CN 201920402206 U CN201920402206 U CN 201920402206U CN 210502863 U CN210502863 U CN 210502863U
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- front beam
- welding
- blind hole
- opening
- matching surface
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Abstract
The utility model particularly relates to an automobile front beam convenient for welding, which comprises an upper front beam piece and a lower front beam piece, wherein the upper front beam piece and the lower front beam piece are respectively provided with a first welding matching surface and a second welding matching surface, the outer sides of the first welding matching surfaces are provided with first grooves in parallel at equal intervals, one opening of each first groove faces downwards, and the other opening faces to the outer side of the automobile front beam; the inner sides of the second welding matching surfaces are provided with second grooves in parallel at equal intervals, one opening of each second groove faces upwards, and the other opening faces towards the inner side of the front beam of the automobile; the downward opening of the first groove is sealed by a second welding matching surface to form a first blind hole with the opening facing the outer side of the automobile front beam; the upward opening of the second groove is sealed by the first welding matching surface to form a second blind hole with the opening facing the inner side of the automobile front beam. The groove is additionally arranged on the welding matching surface, so that the welding flux is conveniently injected, and the contact area between the welding flux and the upper and lower sheets of the front beam is increased. The flux has stronger capacity of resisting expansion caused by heat and contraction caused by cold, and is beneficial to improving the capacity of resisting expansion caused by heat and contraction caused by cold of products.
Description
Technical Field
The utility model relates to an automotive filed, concretely relates to car front-axle beam.
Background
Fig. 1 is a schematic structural view of a front beam upper panel of a conventional automobile, and fig. 2 is a schematic structural view of a front beam lower panel of a conventional automobile. The automobile front beam is formed by welding a front beam upper piece and a front beam lower piece which are butted up and down. The upper piece and the lower piece of the front beam are provided with welding matching surfaces at the butt joint position.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a make things convenient for welded car front-axle beam solves above at least one technical problem.
The utility model provides a technical problem can adopt following technical scheme to realize:
the automobile front beam convenient for welding comprises an upper front beam piece positioned above and a lower front beam piece positioned below, wherein the upper front beam piece is provided with a first welding matching surface, the lower front beam piece is provided with a second welding matching surface, and the first welding matching surface and the second welding matching surface are welded together,
the outer sides of the first welding matching surfaces are provided with first grooves in parallel at equal intervals, the number of the openings of the first grooves is two, one opening faces downwards, and the other opening faces the outer side of the front beam of the automobile;
second grooves are formed in the inner side of the second welding matching surface in parallel at equal intervals, the number of the openings of the second grooves is two, one opening faces upwards, and the other opening faces towards the inner side of the front beam of the automobile;
the opening of the first groove facing downwards is sealed by the second welding matching surface to form a first blind hole with the opening facing to the outer side of the automobile front beam;
the upward opening of the second groove is sealed by the first welding matching surface to form a second blind hole with the opening facing the inner side of the automobile front beam;
and the first blind hole and the second blind hole are filled with welding agents.
This patent has optimized the structure of welding fitting surface, has increased the recess on the welding fitting surface, though this structure can increase the use amount of solder flux, nevertheless makes things convenient for the solder flux to pour into, is favorable to increasing the area of contact of solder flux and front-axle beam upper segment, front-axle beam lower segment simultaneously. Compared with the front beam upper piece and the front beam lower piece, the welding flux has stronger heat expansion and cold contraction resistance, thereby being beneficial to improving the heat expansion and cold contraction resistance of products.
The cross sections of the first blind hole and the second blind hole are preferably triangular. To facilitate insertion with a welding gun. Meanwhile, the triangular structure is favorable for ensuring the pressure bearing capacity of the product.
The triangle is preferably a rounded triangle. The smooth corners allow for more complete contact between the solder and the front beam.
Preferably, the closer the first blind hole and the second blind hole are to the opening of the blind hole, the larger the aperture is. The structure is favorable for removing gas in the blind hole, and the welding gun can be conveniently inserted and pulled out. The first blind hole and the second blind hole are blind holes with the same aperture, and a groove parallel to the central axis of the blind holes is formed in the side wall of each blind hole. Therefore, gas generated when the welding gun is inserted is removed by the groove, and the welding gun is convenient to insert.
Preferably, four first blind holes are arranged between two adjacent second blind holes. The blind hole that is located the outside is for being located the outside blind hole, more convenient welding, and this patent is through optimizing blind hole number and position for the blind hole in the outside increases, is favorable to reducing the welding degree of difficulty.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an axial cross-sectional view of the first blind hole of the present invention;
FIG. 3 is a cross-sectional view of a second blind hole of the present invention;
FIG. 4 is another axial cross-sectional view of the first blind hole of the present invention;
fig. 5 is another cross-sectional view of the second blind hole of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings.
Referring to fig. 1 to 5, the automobile front beam convenient to weld comprises an upper front beam piece located above and a lower front beam piece located below, wherein the upper front beam piece is provided with a first welding matching surface 11, the lower front beam piece is provided with a second welding matching surface 21, the first welding matching surface 11 and the second welding matching surface 21 are welded together, first grooves are arranged side by side on the outer side of the first welding matching surface 11 at equal intervals, two openings of the first grooves are provided, one opening faces downwards, and the other opening faces towards the outer side of the automobile front beam; the inner side of the second welding matching surface 21 is provided with two second grooves in parallel at equal intervals, one opening faces upwards, and the other opening faces towards the inner side of the front beam of the automobile; the opening of the first groove facing downwards is sealed by a second welding matching surface 21 to form a first blind hole 12 with the opening facing to the outer side of the automobile front beam; the upward opening of the second groove is sealed by the first welding matching surface 11 to form a second blind hole 22 with an opening facing the inner side of the automobile front beam; the first blind hole 12 and the second blind hole 22 are filled with solder 3.
This patent has optimized the structure of welding fitting surface, has increased the recess on the welding fitting surface, though this structure can increase the use amount of solder flux, nevertheless makes things convenient for the solder flux to pour into, is favorable to increasing the area of contact of solder flux and front-axle beam upper segment, front-axle beam lower segment simultaneously. Compared with the front beam upper piece and the front beam lower piece, the welding flux has stronger heat expansion and cold contraction resistance, thereby being beneficial to improving the heat expansion and cold contraction resistance of products.
As shown in fig. 3, the first and second blind holes 12, 22 preferably have a triangular cross section. To facilitate insertion with a welding gun. Meanwhile, the triangular structure is favorable for ensuring the pressure bearing capacity of the product.
The triangle is preferably a rounded triangle. The smooth corners allow for more complete contact between the solder and the front beam.
As shown in fig. 4, the closer the first blind hole 12 and the second blind hole 22 are to the opening of the blind hole, the larger the hole diameter is. The structure is favorable for removing gas in the blind hole, and the welding gun can be conveniently inserted and pulled out. The first blind hole 12 and the second blind hole 22 may be blind holes with uniform apertures, and the side wall of the blind hole is provided with a groove 4 parallel to the central axis of the blind hole. Therefore, gas generated during welding gun insertion is discharged by the groove 4, and welding gun insertion is facilitated.
As shown in fig. 5, four first blind holes 12 are preferably disposed between two adjacent second blind holes 22. The blind hole that is located the outside is for being located the outside blind hole, more convenient welding, and this patent is through optimizing blind hole number and position for the blind hole in the outside increases, is favorable to reducing the welding degree of difficulty.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The automobile front beam convenient for welding comprises an upper front beam piece positioned above and a lower front beam piece positioned below, wherein the upper front beam piece is provided with a first welding matching surface, the lower front beam piece is provided with a second welding matching surface, and the first welding matching surface and the second welding matching surface are welded together,
the outer sides of the first welding matching surfaces are provided with first grooves in parallel at equal intervals, the number of the openings of the first grooves is two, one opening faces downwards, and the other opening faces the outer side of the front beam of the automobile;
second grooves are formed in the inner side of the second welding matching surface in parallel at equal intervals, the number of the openings of the second grooves is two, one opening faces upwards, and the other opening faces towards the inner side of the front beam of the automobile;
the opening of the first groove facing downwards is sealed by the second welding matching surface to form a first blind hole with the opening facing to the outer side of the automobile front beam;
the upward opening of the second groove is sealed by the first welding matching surface to form a second blind hole with the opening facing the inner side of the automobile front beam;
and the first blind hole and the second blind hole are filled with welding agents.
2. The automobile front beam convenient to weld according to claim 1, wherein the cross section of the first blind hole and the second blind hole is triangular.
3. The automobile front beam facilitating welding as recited in claim 2, wherein the triangle shape is a rounded triangle shape.
4. The automobile front beam convenient to weld according to any one of claims 1 to 3, wherein the diameter of the first blind hole and the second blind hole is larger as the blind holes are closer to the opening of the blind hole.
5. The automobile front beam convenient to weld according to any one of claims 1 to 3, wherein the first blind hole and the second blind hole are blind holes with uniform apertures, and grooves parallel to the central axis of the blind holes are formed in the side walls of the blind holes.
6. The automobile front beam convenient to weld according to claim 1, wherein four first blind holes are arranged between two adjacent second blind holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402206.5U CN210502863U (en) | 2019-03-27 | 2019-03-27 | Automobile front beam convenient to weld |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402206.5U CN210502863U (en) | 2019-03-27 | 2019-03-27 | Automobile front beam convenient to weld |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210502863U true CN210502863U (en) | 2020-05-12 |
Family
ID=70543405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920402206.5U Active CN210502863U (en) | 2019-03-27 | 2019-03-27 | Automobile front beam convenient to weld |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210502863U (en) |
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2019
- 2019-03-27 CN CN201920402206.5U patent/CN210502863U/en active Active
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