CN222415590U - Quick screwing process bolt assembly - Google Patents
Quick screwing process bolt assembly Download PDFInfo
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- CN222415590U CN222415590U CN202421177619.5U CN202421177619U CN222415590U CN 222415590 U CN222415590 U CN 222415590U CN 202421177619 U CN202421177619 U CN 202421177619U CN 222415590 U CN222415590 U CN 222415590U
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- bolt body
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- nut
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a quick tightening process bolt assembly, which belongs to the technical field of production and assembly process bolt tightening, and is provided with a bolt body, wherein the bolt body is provided with a nut, the tail end of the bolt body is provided with an opening extending towards the nut, a locking ring is sleeved outside the bolt body in an elastically deformable manner, the quick tightening process bolt assembly further comprises a nest, the nest is sleeved outside the bolt body, a wedge block capable of being embedded in the opening is fixedly connected in the nest, in a working state, the nest is displaced along the axis direction of the bolt body, the locking ring provides radial tightening force, the opening of the bolt body is inwards tightened to enable the opening of the bolt body to be necked down, or the wedge block outwards provides tension, and the opening of the bolt body is outwards expanded to enable the diameter of the opening of the bolt body to be expanded.
Description
Technical Field
The utility model relates to the technical field of production and assembly process bolt fastening, in particular to a quick tightening process bolt assembly.
Background
Bolts are a common type of fastener commonly used to secure two or more parts together to form a complete system or machine. The main function of the bolt is fastening, it can firmly fix two parts together through the engagement of the screw thread, and can also distribute the load, namely the pressure of the stress part is evenly dispersed on the surface of the connecting part, thereby reducing the pressure of the stress part, and can also be used for adjusting the position and the direction of the parts. In general, it has extremely wide application in the fields of machinery, construction, automobiles, aviation, and the like.
The technical bolts are commonly used in the industry, namely the hexagonal bolts comprise inner hexagonal bolts or outer hexagonal bolts, the bolt-shaped structure comprises hexagonal heads, rods, tail shapes, threads and the like, the technical bolts in the railway vehicle manufacturing field are commonly used for connecting, positioning or assembling the technical bolts in the manufacturing process, the technical bolts are required to be installed, the next working procedure is smoothly carried out, the general fastening torque requirement is generally executed, and the use frequency is high.
The prior art hexagonal head structure bolt principle utilizes the physical and mathematical principles of the inclined plane circular rotation and friction force of an object to progressively fasten a workpiece part, when the prior art hexagonal head structure bolt is used, the workpiece part needs to be firstly aligned with the positioning meshing position of a workpiece process threaded hole and then screwed in, uncontrollable preparation time exists before screwing operation, the screwing process is time-consuming and labor-consuming, and single repeated actions are tedious and tedious during manual operation, so that development of a rapid screwing process bolt assembly is needed.
Disclosure of utility model
The utility model aims to overcome the defects in the prior art, and provides a quick screwing process bolt assembly, which can reduce the preparation time before screwing operation when the prior process bolt is used, reduce the screwing process time and save the artificial force.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model discloses a quick tightening process bolt assembly, which comprises the following steps:
a bolt body having a nut;
The end of the bolt body is provided with an opening extending towards the screw cap and
A locking ring which is elastically deformable and sleeved outside the bolt body, and also comprises
The embedded sleeve is sleeved outside the bolt body, and a wedge block capable of being embedded into the opening is fixedly connected in the embedded sleeve;
In the working state, the nesting is displaced along the axis direction of the bolt body, the locking ring provides radial tightening force, the opening of the bolt body is tightened inwards to enable the opening to be necked down, or the wedge block provides tension outwards, and the opening of the bolt body is expanded outwards to enable the opening to be expanded in diameter.
Further, the opening extends from the end of the plug body from wide to narrow in opening width.
Further, the bolt body comprises an optical axis section and a thread section, and the locking ring is sleeved on the optical axis section.
Further, the nut is an outer hexagonal nut.
Furthermore, the end face of the nut is provided with a cross groove.
Furthermore, the end face of the nut is provided with a cross groove, the side part of the nut is provided with a shaft hole, and a screwing handle is connected through the shaft hole.
Further, the nut is an inner hexagon nut.
Further, the side part of the nut is provided with a shaft hole, and a screwing handle is connected with the side part of the nut through the shaft hole.
In the technical scheme, the quick tightening process bolt assembly provided by the utility model has the beneficial effects that:
According to the quick screwing process bolt assembly, the bolt body is provided with the opening, the locking ring and the nesting sleeve are arranged outside the bolt body, the nesting is internally fixedly connected with the wedge block capable of being embedded into the opening, when the nesting is displaced along the axis of the bolt body in the direction deviating from the nut, the locking ring provides radial tightening force, the opening of the bolt body is inwards tightened to enable the bolt body to be necked down, the bolt body is separated from the threads of a workpiece, at the moment, the bolt can be quickly pulled out until the openings are combined, when the nesting is displaced along the axis of the bolt body towards the direction of the nut, the wedge block outwards provides tension, the opening of the bolt body outwards expands to expand the diameter of the wedge block, the external threads of the bolt body 1 are meshed with the internal threads of the workpiece, and the purpose of fixing the workpiece is achieved;
The quick tightening process bolt assembly has the advantages of reducing the preparation time before tightening operation, saving the time of the tightening process and the artificial force, along with convenient operation, labor and time saving, easy assembly and disassembly, firmness and durability and effectively improving the working efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is an isometric view of a quick-screw process bolt assembly of the present disclosure;
Fig. 2 is an exploded view of a quick-screw process bolt assembly of the present disclosure.
Reference numerals illustrate:
1. Bolt body 11, nut 12, opening 13, cross groove 2, locking ring 3, nest 31, wedge block 4, screwing handle.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
See fig. 1-2;
the utility model discloses a quick tightening process bolt assembly, which comprises a bolt body 1, a locking ring 2 and a nest 3;
The structure of the bolt body 1 is a cylindrical structure, the bolt body 1 comprises an optical axis section and a thread section, the optical axis section is sleeved with a locking ring 2, the end part of the optical axis section is fixedly connected with a screw cap 11, the tail end of the bolt body 1 is provided with an opening 12 extending towards the screw cap 11, and preferably, the opening 12 gradually extends from the tail end of the bolt body 1 from wide to narrow in width.
The locking ring 2 is sleeved outside the bolt body 1 in an elastically deformable manner, and specifically, the locking ring 2 is an elastic steel ring which can provide radial tightening force in the prior art, and can also be an open elastic washer or an anti-slip elastic pad, such as an anti-slip elastic pad produced by fast fish of manufacturers;
The nesting 3 is a round sleeve, the nesting 3 is sleeved outside the bolt body 1, and a wedge 31 capable of being embedded into the opening 12 is fixedly connected in the nesting 3;
When the bolt is in operation, after the nesting 3 is pushed in along the axial direction of the bolt body 1, the bolt body 1 is placed in the process hole of the assembly bolt, at the moment, the bolt body 1 is in a cone shape, along with the contact of the lower plane of the nesting 3 and the upper plane of a part where the process hole is located, the wedge block 31 can be automatically pushed in along the extending direction of the opening 12, at the moment, the force is transmitted to the outward tension F of the vertical axial direction of the bolt body 1, the bolt body 1 expands in diameter, the external thread of the bolt body 1 is meshed with the internal thread of a workpiece, and then the bolt body 1 is screwed tightly through the manual screw cap 11, so that the requirement of fixing the workpiece is met;
When the screw cap 11 is disassembled, the manual reverse rotation screw cap 1 is screwed out, the locking ring 2 provides radial tightening force, the nesting 3 can slide towards the workpiece along the opening 12 under the action of the locking ring 2 until the screw cap 1 is combined to form a cone, the screw cap 1 is necked down, the workpiece threads are withdrawn, and the screw cap 1 is directly pulled out along the threaded holes;
Preferably, the nut 11 is an outer hexagonal nut, and the bolt 1 can be detached by means of a wrench;
In another preferred embodiment, the end face of the outer hexagonal nut is provided with a cross groove 13, and the outer hexagonal nut and the cross groove 13 are combined for use, so that the bolt body 1 can be disassembled by a screwdriver or a spanner;
In another preferred embodiment, the end face of the outer hexagonal nut is provided with a cross groove 13, the side part of the outer hexagonal nut is provided with a shaft hole, and the screwing handle 4 is connected through the shaft hole, in the embodiment, the outer hexagonal nut, the cross groove 13 and the screwing handle 4 are combined for use, and besides by means of a screwdriver or a spanner, the bolt body 1 can be manually disassembled and assembled through the screwing handle 4, so that the convenience of disassembly is further improved;
In another preferred embodiment, the nut 11 is an inner hexagon nut 11, the side part is provided with a shaft hole, and the screwing handle 4 is connected through the shaft hole. This embodiment allows the plug 1 to be disassembled by means of a socket head cap wrench or by screwing the handle 4:
According to the quick screwing process bolt assembly, the bolt body is provided with the opening, the locking ring and the nesting sleeve are arranged outside the bolt body, the nesting is internally fixedly connected with the wedge block capable of being embedded into the opening, when the nesting is displaced along the axis of the bolt body in the direction deviating from the nut, the locking ring provides radial tightening force, the opening of the bolt body is inwards tightened to enable the bolt body to be necked down, the bolt body is separated from the threads of a workpiece, at the moment, the bolt can be quickly pulled out until the openings are combined, when the nesting is displaced along the axis of the bolt body towards the direction of the nut, the wedge block outwards provides tension, the opening of the bolt body outwards expands to expand the diameter of the wedge block, the external threads of the bolt body 1 are meshed with the internal threads of the workpiece, and the purpose of fixing the workpiece is achieved;
The quick tightening process bolt assembly has the advantages of reducing the preparation time before tightening operation, saving the time of the tightening process and the artificial force, along with convenient operation, labor and time saving, easy assembly and disassembly, firmness and durability and effectively improving the working efficiency.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. A quick-tighten process bolt assembly, comprising:
A bolt body (1) provided with a screw cap (11), an opening (12) extending towards the screw cap (11) is arranged at the tail end of the bolt body (1), and
A locking ring (2) which is sleeved outside the bolt body (1) in an elastically deformable manner;
The nest (3) is sleeved outside the bolt body (1), and a wedge block (31) capable of being embedded into the opening (12) is fixedly connected in the nest (3);
In the working state, the nest (3) is displaced along the axial direction of the bolt body (1), the locking ring (2) provides radial tightening force, the opening (12) of the bolt body (1) is inwards tightened to enable the opening to be necked down, or the wedge block (31) outwards provides tension, and the opening (12) of the bolt body (1) is outwards expanded to enable the diameter of the opening to be expanded.
2. A quick tighten process bolt assembly according to claim 1, wherein;
The opening (12) extends from the end of the plug body (1) from wide to narrow in opening width.
3. A quick tighten process bolt assembly according to claim 1, wherein;
The bolt body (1) comprises an optical axis section and a thread section, and the locking ring (2) is sleeved on the optical axis section.
4. A quick-tighten process bolt assembly according to any one of claims 1 to 3, wherein;
The nut (11) is an outer hexagonal nut.
5. A quick tighten process bolt assembly according to claim 4, wherein;
the end face of the nut (11) is provided with a cross groove (13).
6. A quick tighten process bolt assembly according to claim 4, wherein;
The end face of the nut (11) is provided with a cross groove (13), the side part of the nut (11) is provided with a shaft hole, and the screw handle (4) is connected with the shaft hole.
7. A quick-tighten process bolt assembly according to any one of claims 1 to 3, wherein;
the nut (11) is an inner hexagonal nut (11).
8. A quick tighten process bolt assembly according to claim 7, wherein;
the side part of the nut (11) is provided with a shaft hole, and a screwing handle (4) is connected through the shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421177619.5U CN222415590U (en) | 2024-05-28 | 2024-05-28 | Quick screwing process bolt assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421177619.5U CN222415590U (en) | 2024-05-28 | 2024-05-28 | Quick screwing process bolt assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222415590U true CN222415590U (en) | 2025-01-28 |
Family
ID=94362590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421177619.5U Active CN222415590U (en) | 2024-05-28 | 2024-05-28 | Quick screwing process bolt assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222415590U (en) |
-
2024
- 2024-05-28 CN CN202421177619.5U patent/CN222415590U/en active Active
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