CN215409590U - Welding bolt for automobile clutch - Google Patents
Welding bolt for automobile clutch Download PDFInfo
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- CN215409590U CN215409590U CN202121633503.4U CN202121633503U CN215409590U CN 215409590 U CN215409590 U CN 215409590U CN 202121633503 U CN202121633503 U CN 202121633503U CN 215409590 U CN215409590 U CN 215409590U
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- bolt
- welding
- automobile clutch
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- hole
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Abstract
The utility model discloses a welding bolt for an automobile clutch, which comprises a welding body, a bolt, a T-shaped hole and an anti-falling mechanism, wherein the welding body is provided with the T-shaped hole with a large upper part and a small lower part, the T-shaped hole is internally provided with the non-rotatable bolt, and the upper end of the T-shaped hole is provided with the anti-falling mechanism which can be detached and can block a screw head of the bolt.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the technical field of automobile fasteners, in particular to the technical field of welding bolts for automobile clutches.
[ background of the utility model ]
With the gradual increase of national consumption level, the automobile is no longer a product owned by enterprises and public institutions, and becomes a personal transportation tool; in the past, as a welding bolt, a welding projection is provided on a receiving surface of a bolt head, and a guide portion that fits into an insertion hole formed in a vehicle body member is provided on a neck-lower portion of the bolt. Such a welding bolt is welded to a plate material in the following manner: inserting a bolt into the insertion hole, fitting the guide portion into the insertion hole, and inserting the bolt into the insertion hole such that the welding projection abuts against the surface of the plate material; then clamping the bolt and the plate inserted into the insertion hole in a manner of pressurizing through the upper and lower electrodes; then, a welding current is applied to the upper and lower electrodes in a state of being sandwiched by the upper and lower electrodes, and the bolt is pressed against the plate material to be welded while the welding projection is melted. The welding bolt structure is unreasonable in arrangement, difficult to replace and troublesome in maintenance operation once welded with a plate.
[ Utility model ] content
The utility model aims to solve the problems in the prior art, and provides a welding bolt for an automobile clutch, which can be conveniently replaced and is convenient for later maintenance operation.
In order to achieve the purpose, the utility model provides a welding bolt for an automobile clutch, which comprises a welding body, a bolt, a T-shaped hole and an anti-falling mechanism, wherein the welding body is provided with the T-shaped hole with a large upper part and a small lower part, the T-shaped hole is internally provided with the non-rotatable bolt, and the upper end of the T-shaped hole is provided with the anti-falling mechanism which can be detached and can block a screw head of the bolt.
Preferably, the peripheral surface of the lower end of the welding body is provided with a skirt, and the lower end of the skirt is provided with welding protrusions which are uniformly distributed at intervals.
Preferably, the lower end of the welding projection is provided with a conical tip.
Preferably, the lower end of the welding body is provided with a positioning part matched with the mounting hole of the plate.
Preferably, the small diameter section of the T-shaped hole has a diameter larger than the diameter of the screw of the bolt, and the large diameter section of the T-shaped hole has a diameter larger than the diameter of the screw head of the bolt.
Preferably, the upper end of the welding body is provided with a groove communicated with the large-diameter section of the T-shaped hole, and the screw head of the bolt is provided with an anti-rotation body located in the groove.
Preferably, the anti-falling mechanism comprises a U-shaped elastic body, the two ends of the U-shaped elastic body are respectively provided with an inserting body, and the large-diameter section of the T-shaped hole is provided with inserting grooves which are in one-to-one correspondence with the inserting bodies and are matched with the inserting bodies.
The utility model has the beneficial effects that: according to the utility model, the welding body is provided with the T-shaped hole with the large upper part and the small lower part, the non-rotatable bolt is arranged in the T-shaped hole, the upper end of the T-shaped hole is provided with the anti-falling mechanism which can be detached and block the screw head of the bolt, the welding body is connected with the plate in a welding manner, and the bolt can be taken down by detaching the anti-falling mechanism.
The lower end of the welding bulge is provided with a conical tip, and the conical tip penetrates into the plate, so that the fixing reliability is improved.
The diameter in the little diameter section in T shape hole is greater than the diameter of the screw rod of bolt, and the diameter in the big diameter section in T shape hole is greater than the diameter of the spiral shell head of bolt, makes the bolt can finely tune in its arbitrary direction, avoids assembly error to cause the installation of spare part inconvenient.
The upper end of the welding body is provided with a groove communicated with the large-diameter section of the T-shaped hole, the screw head of the bolt is provided with an anti-rotation body located in the groove, the rotation of the bolt is prevented while the fine adjustment of the bolt in any direction is met, and the T-shaped hole is simple in structure and easy to produce.
The both ends in U-shaped elastomer all are equipped with the socket, are equipped with on the big diameter section in T shape hole with socket one-to-one and matched with inserting groove, can easy dismounting, simple structure, the good reliability.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a weld bolt for an automobile clutch according to the present invention;
FIG. 2 is a top view of a weld bolt for an automotive clutch according to the present invention.
In the figure: 1-welding body, 2-bolt, 3-T-shaped hole, 4-anti-falling mechanism, 5-skirt edge, 6-welding protrusion, 7-conical tip, 8-positioning part, 9-groove, 10-anti-rotating body, 11-insertion groove, 12-plate, 41-U-shaped elastic body and 42-insertion body.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the welding bolt for the automobile clutch comprises a welding body 1, a bolt 2, a T-shaped hole 3 and an anti-falling mechanism 4, wherein the welding body 1 is provided with the T-shaped hole 3 with a large upper part and a small lower part, the T-shaped hole 3 is internally provided with the bolt 2 which cannot rotate, the upper end of the T-shaped hole 3 is provided with the anti-falling mechanism 4 which can be detached and can block the screw head of the bolt 2, the peripheral surface of the lower end of the welding body 1 is provided with a skirt edge 5, the lower end of the skirt edge 5 is provided with welding protrusions 6 which are uniformly distributed at intervals, the lower end of the welding protrusions 6 is provided with a conical tip 7, the lower end of the welding body 1 is provided with a positioning part 8 which is matched with an installation hole of a plate 12, the diameter of the small diameter section of the T3 is larger than the screw rod of the bolt 2, the diameter of the large diameter section of the T-shaped hole 3 is larger than the screw head of the bolt 2, the upper end of the welding body 1 is provided with a groove 9 which is communicated with the large diameter section of the T-shaped hole 3, the anti-rotation body 10 positioned in the groove 9 is arranged on the screw head of the bolt 2, the anti-separation mechanism 4 comprises a U-shaped elastic body 41, inserting bodies 42 are arranged at two ends of the U-shaped elastic body 41, and inserting grooves 11 which correspond to the inserting bodies 42 one to one and are matched with the inserting bodies 42 are formed in the large-diameter section of the T-shaped hole 3.
The working process of the utility model is as follows:
during the working process of the welding bolt for the automobile clutch, a welding body 1 is placed on a plate 12, a positioning part 8 is ensured to be positioned in an installation hole of the plate 12, then the welding head above the welding body is started to move downwards for a certain distance, the welding head pushes a skirt edge 5 to prick a conical tip 7 into the plate 12, then welding current is switched on for welding, after welding is completed, the bolt 2 is inserted into a T-shaped hole 3, a rotation preventing body 10 is ensured to be positioned in a groove 9, then a U-shaped elastic body 41 is forcibly extruded to enable an insertion body 42 to move oppositely and to be inserted into a corresponding insertion groove 11, and then the U-shaped elastic body 41 is loosened.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a welding bolt for automobile clutch which characterized in that: including the welding body (1), bolt (2), T shape hole (3) and anti-disengaging mechanism (4), be equipped with big-end-up's T shape hole (3) on the welding body (1), be equipped with non-rotatable bolt (2) in T shape hole (3), the upper end in T shape hole (3) is equipped with can dismantle and blocks anti-disengaging mechanism (4) of the spiral shell head of bolt (2).
2. The welding bolt for the automobile clutch according to claim 1, characterized in that: the lower end periphery of the welding body (1) is provided with a skirt edge (5), and the lower end of the skirt edge (5) is provided with welding protrusions (6) which are uniformly distributed at intervals.
3. The welding bolt for the automobile clutch according to claim 2, characterized in that: the lower end of the welding bulge (6) is provided with a conical tip (7).
4. The welding bolt for the automobile clutch according to claim 1, characterized in that: the lower end of the welding body (1) is provided with a positioning part (8) matched with the mounting hole of the plate (12).
5. The welding bolt for the automobile clutch according to claim 1, characterized in that: the diameter in the little diameter section in T shape hole (3) is greater than the diameter of the screw rod of bolt (2), the diameter in the big diameter section in T shape hole (3) is greater than the diameter of the spiral shell head of bolt (2).
6. The welding bolt for the automobile clutch according to claim 1, characterized in that: the upper end of the welding body (1) is provided with a groove (9) communicated with the large-diameter section of the T-shaped hole (3), and a rotation preventing body (10) located in the groove (9) is arranged on the screw head of the bolt (2).
7. The welding bolt for the automobile clutch according to any one of claims 1 to 6, characterized in that: the anti-falling mechanism (4) comprises a U-shaped elastic body (41), plug-in bodies (42) are arranged at two ends of the U-shaped elastic body (41), and plug-in grooves (11) which correspond to the plug-in bodies (42) one to one and are matched with each other are formed in the large-diameter section of the T-shaped hole (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121633503.4U CN215409590U (en) | 2021-07-19 | 2021-07-19 | Welding bolt for automobile clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121633503.4U CN215409590U (en) | 2021-07-19 | 2021-07-19 | Welding bolt for automobile clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215409590U true CN215409590U (en) | 2022-01-04 |
Family
ID=79650372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121633503.4U Active CN215409590U (en) | 2021-07-19 | 2021-07-19 | Welding bolt for automobile clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215409590U (en) |
-
2021
- 2021-07-19 CN CN202121633503.4U patent/CN215409590U/en active Active
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