CN221144968U - Anti-drop self-plugging rivet - Google Patents
Anti-drop self-plugging rivet Download PDFInfo
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- CN221144968U CN221144968U CN202323173226.5U CN202323173226U CN221144968U CN 221144968 U CN221144968 U CN 221144968U CN 202323173226 U CN202323173226 U CN 202323173226U CN 221144968 U CN221144968 U CN 221144968U
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- rivet
- groove
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- rod
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- 238000003754 machining Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Insertion Pins And Rivets (AREA)
Abstract
The application relates to the field of riveting pieces, and discloses an anti-drop self-plugging rivet, which comprises a rivet rod, a rivet sleeve and a movable sleeve, wherein the rivet sleeve and the movable sleeve are sleeved on the rivet rod, and a locking ring is arranged at one end of the movable sleeve, which is close to the rivet sleeve, and the anti-drop self-plugging rivet is characterized in that: the rivet rod comprises a head part, a connecting rod, a guide rod and a tail part which are sequentially integrally arranged, a rivet sleeve is arranged between the movable sleeve and the head part, a breaking groove is formed in one end, close to the connecting rod, of the guide rod, a locking groove matched with the locking ring is formed in one end, close to the connecting rod, of the connecting rod, the movable sleeve is arranged on the guide rod, a limit groove is formed in one end, close to the connecting rod, of the guide rod along the length direction of the guide rod, a convex body is arranged on the inner wall of the movable sleeve, and the convex body is arranged in the limit groove. According to the application, the movable sleeve is designed on the rivet rod in an anti-drop way, so that the problem that the self-plugging rivet cannot be used due to the loss of the movable sleeve when the self-plugging rivet is installed and used is effectively avoided.
Description
Technical Field
The application relates to the field of riveting pieces, in particular to an anti-drop self-plugging rivet.
Background
When the connecting is carried out in a narrow space area, riveting is mostly selected, and particularly in some special industries, such as the field of aviation, the rivet is used in the scene, so that not only the tensile strength of the rivet is required to be met, but also the flatness of a riveting surface is required to be met.
The common rivet in the market at present is shown in fig. 1, and comprises a rivet rod 1, wherein a breaking groove 14 and a locking groove 15 are formed in the rivet rod 1, a rivet sleeve 2 and a movable sleeve 3 are sleeved on the rivet rod 1, and a locking ring 4 is arranged on one side, close to the rivet sleeve 2, of the movable sleeve 3. During the use, with the whole hole of inserting on two objects that wait to connect of rivet, utilize the installation equipment locking to remove cover 3 to let the terminal surface of removing cover 3 and wait to connect thing surface laminating, the afterbody 13 of rethread installation equipment locking rivet pole 1 outwards pull rivet pole 1, the afterbody 13 of rivet pole 1 breaks in the groove 14 department of breaking, simultaneously, lock ring 4 is locked into in the locking groove 15 under the extrusion effect, the one end that rivet cover 2 is close to rivet pole 1 head 10 receives the extrusion outwards to take place deformation, accomplish the riveting, rivet structure after the installation is as shown in fig. 2.
In view of the above related art, the moving sleeve is sleeved on the rivet rod, in use, the moving sleeve 3 and the rivet rod 1 need to be matched, during the transportation, taking and transferring processes of the rivet, the moving sleeve 3 is easy to be separated from the rivet rod 1 so as to be lost, then in the construction site, the problem that the moving sleeve 3 on the rivet rod 1 is lost often occurs, the rivet with the lost moving sleeve 3 cannot be riveted, and the construction progress is delayed.
Disclosure of utility model
In order to avoid the problem that a moving sleeve is lost when the self-plugging rivet is used, the application provides an anti-falling self-plugging rivet.
The application provides an anti-drop self-plugging rivet which adopts the following technical scheme:
The utility model provides an anticreep self-plugging rivet, is in including rivet pole and cover rivet cover and removal cover on the rivet pole, it is close to remove the cover the one end of rivet cover is provided with the catch, the rivet pole including head, connecting rod, guide arm and the afterbody that set gradually integrative, the rivet cover set up in remove the cover with between the head, the guide arm is close to the one end of connecting rod has seted up the fracture groove, the connecting rod is close to one end of guide arm seted up be used for with catch complex locking groove, remove the cover and locate on the guide arm, the guide arm is close to one end of connecting rod has seted up the spacing groove along its length direction, remove the cover inner wall and be provided with the convex body, the convex body set up in the spacing groove.
Through adopting above-mentioned technical scheme, set up the convex body on the movable block, the convex body is located the spacing inslot to realize that the movable block can not break away from the rivet pole, improve the convenience of using.
Preferably, the convex body is a deformed convex body formed by stamping the outer wall of the movable sleeve.
By adopting the technical scheme, the convex body is formed by stamping, so that the production difficulty is reduced, and the production efficiency is improved.
Preferably, the limit groove is a ring groove.
By adopting the technical scheme, the stamping processing difficulty of the convex body is reduced.
Preferably, the limit groove is a long strip groove formed along the length direction of the guide rod.
Through adopting above-mentioned technical scheme, utilize rectangular groove to lead, the head is twistd reverse with respect to the rivet cover in the avoiding installation, is favorable to improving riveted quality.
Preferably, the limit grooves are formed in a plurality, the limit grooves are distributed on the periphery of the guide rod in a circumferential array mode, the convex bodies are formed in a plurality, and the convex bodies correspond to the limit grooves one by one.
By adopting the technical scheme, the problem of blocking in the moving process of the moving sleeve relative to the guide rod can be effectively avoided.
Preferably, the end face of the head part far away from the connecting rod is provided with a positioning hole for assisting in processing the convex body.
Through adopting above-mentioned technical scheme, utilize the locating hole to be convenient for find the corresponding position of spacing groove outside the removal cover, then punch at accurate position, process out the convex body.
Preferably, the positioning holes are regular polygon holes, and the number of edges of the regular polygon holes is the same as that of the limit grooves
By adopting the technical scheme, the corresponding relation between the positioning hole and the limiting groove is stronger, so that equipment debugging and product detection are facilitated.
Preferably, the locking groove is provided as a barb-shaped ring groove.
By adopting the technical scheme, the riveting stability is improved.
Preferably, a taper hole for guiding the locking ring to deform into the locking groove is formed in one end, close to the moving sleeve, of the rivet sleeve.
By adopting the technical scheme, the riveting firmness is improved.
Preferably, the outer side wall of the rivet sleeve is provided with a convex ring for pre-tightening.
Through adopting above-mentioned technical scheme, after the rivet cover inserts the riveting hole, the bulge loop is used for improving the stability after the rivet cover inserts, avoids the not hard up problem of rivet cover after inserting.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The movable sleeve is arranged on the rivet rod in an anti-falling way, so that the matched movable sleeve is arranged on the rivet rod during installation, and the convenience of use is improved;
2. The limiting groove is set to be a strip groove, and the direction of the tail of the rivet rod in the pulling-out process is guided by the convex body, so that the twisting of the head is avoided, and the distortion of the rivet sleeve is caused;
3. The positioning holes are formed in the head of the rivet rod, so that when the movable sleeve is sleeved on the limiting groove, the position of the limiting groove is found out of the movable sleeve, and then the convex body is accurately machined through stamping.
Drawings
Fig. 1 is a schematic structural view of a prior art rivet.
Fig. 2 is a schematic view of a prior art rivet after installation.
Fig. 3 is a schematic structural view of an anti-drop blind rivet according to a first embodiment of the present application.
Fig. 4 is a schematic structural view of an anti-drop blind rivet according to a second embodiment of the present application (the rivet stem is partially cut away for convenience in showing the overall mechanism).
Reference numerals illustrate: 1. a rivet stem; 2. a rivet sleeve; 3. a moving sleeve; 4. a locking ring; 10. a head; 11. a connecting rod; 12. a guide rod; 13. tail part; 14. a breaking groove; 15. a locking groove; 16. a limit groove; 17. positioning holes; 20. taper holes; 21. a convex ring; 30. a convex body.
Detailed Description
The application is described in further detail below with reference to fig. 3 and 4.
The embodiment of the application discloses an anti-drop self-plugging rivet.
Example 1:
Referring to fig. 3, an anti-drop self-plugging rivet comprises a rivet rod 1, a rivet sleeve 2 and a movable sleeve 3, wherein the rivet sleeve 2 and the movable sleeve 3 are sleeved on the rivet rod 1, the rivet sleeve 2 is arranged between the movable sleeve 3 and a head 10, the movable sleeve 3 is I-shaped, one end of the movable sleeve 3, which is close to the rivet sleeve 2, is coaxially provided with a sinking groove, a lock ring 4 is inserted in the sinking groove, the rivet rod 1 comprises a head 10, a connecting rod 11, a guide rod 12 and a tail 13 which are coaxially arranged in sequence, one end of the head 10 of the principle of the rivet sleeve 2 is integrally provided with a sleeve head, the sleeve head is an inverted round table body, one end of the guide rod 12, which is close to the connecting rod 11, is coaxially provided with a breaking groove 14, one end of the connecting rod 11, which is close to the guide rod 12, is provided with a locking groove 15 which is matched with the lock ring 4, the movable sleeve 3 is sleeved on the guide rod 12, one end, which is close to the connecting rod 11, is provided with a limit groove 16 is provided with a ring groove, the inner wall of the movable sleeve 3 is provided with a convex body 30, the convex body 30 is formed by being stamped outside the movable sleeve 3, and the convex body 30 is simultaneously positioned in the limit groove 16.
When the anti-drop self-plugging rivet is used, the anti-drop self-plugging rivet is placed into the installation equipment, the installation equipment can respectively fix the tail part 13 and the movable sleeve 3, the head part 10 is inserted into and penetrates through the riveting hole, meanwhile, the sleeve head of the rivet sleeve 2 is tightly pressed against the port of the riveting hole, finally, the installation equipment is started, the installation equipment outwards pulls out the tail part 13 relative to the movable sleeve 3, one end of the rivet sleeve 2, far away from the sleeve head, outwards deforms, simultaneously, the rivet rod 1 is pulled out at the stretch-breaking groove 14, the lock ring 4 is extruded into the locking groove 15 under the extrusion action, and the deformation is extruded into the locking groove 15, so that the head part 10 and the connecting rod 11 are fixed in the rivet sleeve 2, and the movable sleeve 3, the guide rod 12 and the tail part 13 are separated, so that the riveting work is completed.
Referring to fig. 3, in detail, the locking groove 15 is formed as a barb-shaped ring groove, so that a more effective anti-loosening effect can be achieved. The end of the rivet sleeve 2, which is close to the movable sleeve 3, is provided with a taper hole 20 for guiding the deformation of the locking ring 4 to enter the locking groove 15, and the end of the locking ring 4, which is close to the sleeve head, is also provided with a taper surface for ensuring that the deformation of the locking ring 4 is extruded into the locking groove 15 under the extrusion action. The outer side wall of the rivet sleeve 2 is integrally provided with a convex ring 21 for pre-tightening, and after the anti-drop self-plugging rivet is inserted into the riveting hole, the convex ring 21 abuts against the inner wall of the riveting hole, so that the stability of the anti-drop self-plugging rivet after being inserted is improved.
Example 2:
Referring to fig. 4, an anti-drop blind rivet is different from the first embodiment in that the limiting groove 16 is a long groove formed along the length direction of the guide rod 12, and the limiting groove is utilized to limit the drop of the moving sleeve 3, and the moving sleeve 3 can be limited to move along the axial direction of the guide rod 12 relative to the guide rod 12, so that the problem that the rivet sleeve 2 is distorted and deformed due to rotation in the process of pulling out the tail 13 is avoided, the riveting quality is improved, the limiting grooves 16 are provided with a plurality of limiting grooves 16, the circumferential array of the plurality of limiting grooves 16 is distributed on the circumferential side of the guide rod 12, the plurality of protruding bodies 30 are also provided with a plurality of protruding bodies 30 corresponding to the plurality of limiting grooves 16 one by one, in this embodiment, three limiting grooves 16 are adopted, and three protruding bodies 30 are also provided.
In order to ensure that the position of the stamping convex body 30 corresponds to the position of the limit groove 16, the end face of the head 10 far away from the connecting rod 11 is provided with positioning holes 17 which are used for assisting in processing the convex body 30, the number of edges of the regular polygonal holes is equal to that of the limit grooves 16, and the positioning holes 17 are regular triangle holes due to the fact that three limit grooves 16 are adopted in the embodiment, and the three limit grooves 16 are respectively positioned at three vertexes of the positioning holes 17 when seen from the end face. In the production process, the rivet rod 1 is fixed by inserting a die into the positioning hole 17, the rivet sleeve 2 and the movable sleeve 3 are sleeved on the rivet rod 1, and finally, the outer wall of the movable sleeve 3 is punched by using a punching die to form three convex bodies 30, and the three convex bodies 30 are respectively positioned in the three limiting grooves 16.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides an anticreep self-plugging rivet, is in including rivet pole (1) and cover rivet cover (2) and removal cover (3) on rivet pole (1), remove cover (3) and be close to the one end of rivet cover (2) is provided with catch (4), its characterized in that: rivet pole (1) is including head (10), connecting rod (11), guide arm (12) and afterbody (13) that integrative setting in proper order, rivet cover (2) set up in remove cover (3) with between head (10), guide arm (12) are close to one end of connecting rod (11) has been seted up and has been pulled out groove (14), connecting rod (11) are close to one end of guide arm (12) have been seted up be used for with catch (4) complex locking groove (15), remove cover (3) cover and locate on guide arm (12), guide arm (12) are close to one end of connecting rod (11) has been seted up spacing groove (16) along its length direction, remove cover (3) inner wall and be provided with convex body (30), convex body (30) set up in spacing groove (16).
2. An anti-slip blind rivet according to claim 1, wherein: the convex body (30) is a deformation convex body formed by stamping the outer wall of the movable sleeve (3).
3. An anti-slip blind rivet according to claim 1, wherein: the limiting groove (16) is a ring groove.
4. An anti-slip blind rivet according to claim 1, wherein: the limiting groove (16) is a strip groove formed along the length direction of the guide rod (12).
5. The anti-drop blind rivet according to claim 4, wherein: the limiting grooves (16) are formed in a plurality of positions, the limiting grooves (16) are distributed on the periphery of the guide rod (12) in a circumferential array mode, the convex bodies (30) are formed in a plurality of positions, and the convex bodies (30) are in one-to-one correspondence with the limiting grooves (16).
6. The anti-slip blind rivet according to claim 5, wherein: the end face of the head part (10) far away from the connecting rod (11) is provided with a positioning hole (17) for assisting in machining the convex body (30).
7. The anti-slip blind rivet according to claim 6, wherein: the positioning holes (17) are regular polygon holes, and the number of edges of the regular polygon holes is the same as that of the limiting grooves (16).
8. An anti-slip blind rivet according to claim 1, wherein: the locking groove (15) is arranged as a barb-shaped ring groove.
9. An anti-slip blind rivet according to claim 1, wherein: one end of the rivet sleeve (2) close to the movable sleeve (3) is provided with a taper hole (20) for guiding the deformation of the locking ring (4) to enter the locking groove (15).
10. An anti-slip blind rivet according to claim 1, wherein: the outer side wall of the rivet sleeve (2) is provided with a convex ring (21) for pre-tightening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323173226.5U CN221144968U (en) | 2023-11-23 | 2023-11-23 | Anti-drop self-plugging rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323173226.5U CN221144968U (en) | 2023-11-23 | 2023-11-23 | Anti-drop self-plugging rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221144968U true CN221144968U (en) | 2024-06-14 |
Family
ID=91424688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323173226.5U Active CN221144968U (en) | 2023-11-23 | 2023-11-23 | Anti-drop self-plugging rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221144968U (en) |
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2023
- 2023-11-23 CN CN202323173226.5U patent/CN221144968U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |