CN216263006U - Riveting die for oil tank - Google Patents
Riveting die for oil tank Download PDFInfo
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- CN216263006U CN216263006U CN202122246820.7U CN202122246820U CN216263006U CN 216263006 U CN216263006 U CN 216263006U CN 202122246820 U CN202122246820 U CN 202122246820U CN 216263006 U CN216263006 U CN 216263006U
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Abstract
The utility model belongs to the technical field of machining, and particularly relates to a riveting die for an oil tank, which comprises an upper die holder, a lower die holder and an upper die cavity, wherein the upper die cavity is positioned on the upper die holder; the lower die cavity is positioned on the lower die seat, at least four flanging upper die heads are uniformly distributed on the periphery of the upper die cavity, the four flanging upper die heads are respectively positioned at the central position of each edge of the upper die cavity, and the four flanging upper die heads integrally form an upper pressing structure; at least four flanging lower die heads are uniformly distributed around the lower die cavity, the four flanging lower die heads are respectively positioned at the central position of each edge part of the lower die cavity, and the four flanging lower die heads integrally form a lower pressing structure. According to the utility model, the upper pressing structure and the lower pressing structure are integrated, and the edges of the upper shell and the lower shell of the oil tank are integrally turned upwards to form a waterproof weir structure, so that the later-stage leakage rate is reduced, the later-stage maintenance cost is reduced, and the yield is improved.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a riveting die for an oil tank, which is capable of improving the yield, reducing the later maintenance cost and reducing the later leakage rate.
Background
The manufacturing of the existing oil tank is that a filter screen is arranged in an oil containing cavity formed by an upper shell and a lower shell, and then a box body is welded by spot welding a dial to a large seam, so that the upper shell and the lower shell are fixed into a whole, and the box body is formed by direct die pressing and riveting after polishing and shaping. The existing riveting die for the oil tank generally comprises an upper die base, a lower die base, an upper die cavity, a lower die cavity, an upper flat pressing plate and a lower flat pressing plate, wherein the upper die cavity is positioned on the upper die base, the lower die cavity is positioned on the lower die base, and the upper flat pressing plate and the lower flat pressing plate are respectively positioned on the upper die base and the lower die base. This kind of mode mould pressing riveting fashioned oil tank makes the yield low, and the later stage leaks the leakage rate height, and the later maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the riveting die for the oil tank, which is capable of improving the yield, reducing the later maintenance cost and reducing the later leakage rate.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a riveting die for an oil tank comprises an upper die holder, a lower die holder and an upper die cavity positioned on the upper die holder, wherein the shape of an inner cavity of the upper die cavity is matched with the shape of an upper shell of the oil tank; the lower die cavity is positioned on the lower die base, and the shape of the inner cavity of the lower die cavity is matched with the shape of the lower shell of the oil tank; wherein:
at least four flanging upper die heads are uniformly distributed on the periphery of the upper die cavity, the four flanging upper die heads are respectively positioned at the central position of each edge part of the upper die cavity, and the four flanging upper die heads integrally form an upper pressing structure; the flanging die head also comprises a flanging convex die part, and the flanging convex die part is positioned on the inner plate surface of the flanging convex die block; an included angle between the inner plate surface of the flanging convex die part and the lower plate surface of the upper die base is 45 degrees;
at least four flanging lower die heads are uniformly distributed around the lower die cavity, the four flanging lower die heads are respectively positioned at the central position of each edge part of the lower die cavity, and the four flanging lower die heads integrally form a lower pressing structure; the flanging lower die head also comprises a flanging female die part, and the flanging female die part is positioned on the inner plate surface of the flanging female die block; the included angle between the inner plate surface of the flanging female die part and the upper plate surface of the lower die seat is 45 degrees.
Furthermore, the four corners of the upper die cavity are respectively provided with an arc flanging die head, the arc flanging die head also comprises an arc flanging convex die part, and the arc flanging convex die part is positioned on the inner plate surface of the arc flanging convex die block; an included angle between the inner plate surface of the arc-shaped flanging convex die part and the lower plate surface of the upper die base is 45 degrees; the arc-shaped flanging upper die head and the flanging upper die head integrally form an upper pressing structure;
the four corners of the lower die cavity are respectively provided with an arc flanging lower die head, the arc flanging lower die head comprises an arc flanging female die part, the arc flanging female die part is positioned on the inner plate surface of the arc flanging female die, and the included angle between the inner plate surface of the arc flanging female die part and the upper plate surface of the lower die seat is 45 degrees; the lower die head of the arc-shaped flanging and the lower die head of the flanging form a lower pressing structure integrally.
Because above-mentioned structure, go up compact structure and down compact structure an organic whole with the last casing of oil tank and the integrative book of limit portion of casing down turn over the back and form the waterproof weir structure, reduced later stage leakage rate, just also reduced the later maintenance cost, improved the yield.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the upper die base of the present invention;
FIG. 3 is a schematic structural view of the lower die holder of the present invention;
fig. 4 is a schematic structural diagram of the fuel tank of the utility model.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described in conjunction with the accompanying drawings and examples:
referring to the attached drawings 1 to 4, the riveting die for the oil tank comprises an upper die holder 1, a lower die holder 2 and an upper die cavity 3 positioned on the upper die holder 1, wherein the shape of an inner cavity of the upper die cavity 3 is matched with the shape of an upper shell of the oil tank; a lower die cavity 4 positioned on the lower die base 2, wherein the shape of the inner cavity of the lower die cavity 4 is matched with the shape of the lower shell of the oil tank; wherein:
at least four upper flanging die heads 5 are uniformly distributed around the upper die cavity 3, the four upper flanging die heads 5 are respectively positioned at the central position of each edge part of the upper die cavity 3, and the four upper flanging die heads 5 are integrally formed into an upper pressing structure; the flanging die head 5 also comprises a flanging convex die part 501, and the flanging convex die part 501 is positioned on the inner plate surface of the flanging convex die block 502; the included angle between the inner plate surface of the flanging convex die part 501 and the lower plate surface of the upper die base 1 is 45 degrees;
at least four flanging lower die heads 6 are uniformly distributed around the lower die cavity 4, the four flanging lower die heads 6 are respectively positioned at the central position of each edge of the lower die cavity 4, and the four flanging lower die heads 6 are integrally formed into a lower pressing structure; the flanging lower die head 6 also comprises a flanging female die part 601, and the flanging female die part 601 is positioned on the inner plate surface of the flanging female die block 602; the included angle between the inner plate surface of the flanging female die part 601 and the upper plate surface of the lower die base 2 is 45 degrees. In this embodiment, the upper pressing structure and the lower pressing structure integrally turn over the edges of the upper shell 12 and the lower shell 13 of the oil tank 11 integrally to form the waterproof weir structure 14, so that the later-period leakage rate is reduced, the later-period maintenance cost is reduced, and the yield is improved.
In order to further improve the yield and improve the aesthetic property of the fuel tank, in the above embodiment, it is preferable that: the four corners of the upper die cavity 3 are respectively provided with an arc flanging die head 7, the arc flanging die head 7 also comprises an arc flanging convex die part 701, and the arc flanging convex die part 701 is positioned on the inner plate surface of the arc flanging convex die block 702; the included angle between the inner plate surface of the arc flanging convex die part 701 and the lower plate surface of the upper die base 1 is 45 degrees; the arc-shaped flanging die head 7 and the flanging die head 5 are integrally formed into an upper pressing structure;
the four corners of the lower die cavity 4 are respectively provided with an arc flanging lower die head 8, the arc flanging lower die head 8 comprises an arc flanging concave die part 801, the arc flanging concave die part 801 is positioned on the inner plate surface of an arc flanging concave die block 802, and the included angle between the inner plate surface of the arc flanging concave die part 801 and the upper plate surface of the lower die seat 2 is 45 degrees; the arc-shaped flanging lower die head 8 and the flanging lower die head 6 are integrally formed into a lower pressing structure.
For convenience of loading and unloading and later maintenance, in the above embodiment, preferably: the upper die holder 1 is provided with mounting holes, the flanging convex module 502 is provided with connecting holes, and bolts sequentially penetrating through the connecting holes in the flanging convex module 502 and the mounting holes in the upper die holder 1 fix the flanging convex module 502 and the upper die holder 1 into a whole.
For convenience of loading and unloading and later maintenance, in the above embodiment, preferably: the upper die base 1 is provided with mounting holes, the arc-shaped flanging convex module 702 is provided with connecting holes, and bolts sequentially penetrating through the connecting holes in the arc-shaped flanging convex module 702 and the mounting holes in the upper die base 1 fix the arc-shaped flanging convex module 702 and the upper die base 1 into a whole.
For convenience of loading and unloading and later maintenance, in the above embodiment, preferably: the lower die holder 2 is provided with a mounting hole, the flanging female die block 602 is provided with a connecting hole, and the flanging female die block 602 and the lower die holder 2 are fixed into a whole by bolts sequentially penetrating through the connecting hole in the flanging female die block 602 and the mounting hole in the lower die holder 2.
For convenience of loading and unloading and later maintenance, in the above embodiment, preferably: the lower die holder 2 is provided with mounting holes, the arc flanging concave module 802 is provided with connecting holes, and bolts sequentially penetrating through the connecting holes in the arc flanging concave module 802 and the mounting holes in the lower die holder 2 fix the arc flanging concave module 802 and the lower die holder 2 into a whole.
In order to facilitate rapid mold clamping, in the above embodiment, preferably: the lower die holder 2 is provided with four sleeves 9, and the four sleeves 9 are respectively positioned at four corners of the lower die cavity 4;
four guide posts 10 are arranged on the upper die base 1, the guide posts 10 are matched with the sleeve 9, and the four guide posts 10 are respectively positioned at four corners of the upper die cavity 3.
The foregoing are merely exemplary embodiments of the present invention, and no attempt is made to show structural details of the utility model in more detail than is necessary for the fundamental understanding of the art, the description taken with the drawings making apparent to those skilled in the art how the several forms of the utility model may be embodied in practice with the teachings of the utility model. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (7)
1. A riveting die for an oil tank comprises an upper die holder (1), a lower die holder (2) and an upper die cavity (3) positioned on the upper die holder (1), wherein the shape of the inner cavity of the upper die cavity (3) is matched with the shape of an upper shell of the oil tank; the lower die cavity (4) is positioned on the lower die holder (2), and the shape of the inner cavity of the lower die cavity (4) is matched with the shape of the lower shell of the oil tank; the method is characterized in that:
at least four upper flanging die heads (5) are uniformly distributed around the upper die cavity (3), the four upper flanging die heads (5) are respectively positioned at the central position of each edge part of the upper die cavity (3), and the four upper flanging die heads (5) are integrally formed into an upper pressing structure; the flanging die head (5) also comprises a flanging convex die part (501), and the flanging convex die part (501) is positioned on the inner plate surface of the flanging convex die block (502); an included angle between the inner plate surface of the flanging convex die part (501) and the lower plate surface of the upper die base (1) is 45 degrees;
at least four flanging lower die heads (6) are uniformly distributed around the lower die cavity (4), the four flanging lower die heads (6) are respectively positioned at the central position of each edge of the lower die cavity (4), and the four flanging lower die heads (6) are integrally formed into a lower pressing structure; the flanging lower die head (6) also comprises a flanging female die part (601), and the flanging female die part (601) is positioned on the inner plate surface of the flanging female die block (602); the included angle between the inner plate surface of the flanging female die part (601) and the upper plate surface of the lower die base (2) is 45 degrees.
2. The caulking die for a fuel tank according to claim 1, wherein: the four corners of the upper die cavity (3) are respectively provided with an arc flanging upper die head (7), the arc flanging upper die head (7) also comprises an arc flanging convex die part (701), and the arc flanging convex die part (701) is positioned on the inner plate surface of the arc flanging convex die block (702); an included angle between the inner plate surface of the arc flanging convex die part (701) and the lower plate surface of the upper die holder (1) is 45 degrees; the arc-shaped flanging die head (7) and the flanging die head (5) are integrally formed into an upper pressing structure;
the four corners of the lower die cavity (4) are respectively provided with an arc flanging lower die head (8), the arc flanging lower die head (8) comprises an arc flanging concave die part (801), the arc flanging concave die part (801) is positioned on the inner plate surface of the arc flanging concave die block (802), and the included angle between the inner plate surface of the arc flanging concave die part (801) and the upper plate surface of the lower die holder (2) is 45 degrees; the arc-shaped flanging lower die head (8) and the flanging lower die head (6) are integrally formed into a lower pressing structure.
3. The caulking die for a fuel tank according to claim 1, wherein: the flanging die is characterized in that the upper die base (1) is provided with mounting holes, the flanging convex die block (502) is provided with connecting holes, and bolts sequentially penetrating through the connecting holes in the flanging convex die block (502) and the mounting holes in the upper die base (1) fix the flanging convex die block (502) and the upper die base (1) into a whole.
4. The caulking die for a fuel tank according to claim 2, wherein: the upper die holder (1) is provided with mounting holes, the arc flanging convex module (702) is provided with connecting holes, and bolts sequentially penetrating through the connecting holes in the arc flanging convex module (702) and the mounting holes in the upper die holder (1) fix the arc flanging convex module (702) and the upper die holder (1) into a whole.
5. The caulking die for a fuel tank according to claim 1, wherein: the flanging die is characterized in that a mounting hole is formed in the lower die holder (2), a connecting hole is formed in the flanging concave module (602), and bolts sequentially penetrating through the connecting hole in the flanging concave module (602) and the mounting hole in the lower die holder (2) fix the flanging concave module (602) and the lower die holder (2) into a whole.
6. The caulking die for a fuel tank according to claim 2, wherein: the lower die holder (2) is provided with a mounting hole, the arc flanging concave module (802) is provided with a connecting hole, and bolts sequentially penetrating through the connecting hole in the arc flanging concave module (802) and the mounting hole in the lower die holder (2) fix the arc flanging concave module (802) and the lower die holder (2) into a whole.
7. The caulking die for a fuel tank according to claim 1, wherein: the lower die holder (2) is provided with four sleeves (9), and the four sleeves (9) are respectively positioned at the four corners of the lower die cavity (4);
four guide posts (10) are arranged on the upper die base (1), the guide posts (10) are matched with the sleeve (9), and the four guide posts (10) are respectively positioned at four corners of the upper die cavity (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122246820.7U CN216263006U (en) | 2021-09-16 | 2021-09-16 | Riveting die for oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122246820.7U CN216263006U (en) | 2021-09-16 | 2021-09-16 | Riveting die for oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216263006U true CN216263006U (en) | 2022-04-12 |
Family
ID=81065825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122246820.7U Active CN216263006U (en) | 2021-09-16 | 2021-09-16 | Riveting die for oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216263006U (en) |
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2021
- 2021-09-16 CN CN202122246820.7U patent/CN216263006U/en active Active
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