CN219472615U - Bushing for mounting suspension of automobile shock absorber - Google Patents
Bushing for mounting suspension of automobile shock absorber Download PDFInfo
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- CN219472615U CN219472615U CN202320906350.9U CN202320906350U CN219472615U CN 219472615 U CN219472615 U CN 219472615U CN 202320906350 U CN202320906350 U CN 202320906350U CN 219472615 U CN219472615 U CN 219472615U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model provides a bushing for mounting a suspension of an automobile shock absorber, which comprises the following components: the metal end cover is arranged at the top of the vulcanized fluororubber inner cylinder; the top surface of the metal end cover is level with the top surface of the metal outer cylinder, the bottom surface of the vulcanized fluororubber inner cylinder is fixedly connected with the bottom of the metal outer cylinder, and the outer wall of the vulcanized fluororubber inner cylinder is fixedly connected with the inner wall of the metal outer cylinder by adopting an adhesive layer; the metal end cover is fixedly connected with the top surface of the vulcanized fluororubber inner cylinder by adopting an adhesive layer. The utility model adopts the hollow metal outer cylinder as the mould to fill the elastic foaming material and secondarily forms the foaming material elastomer, simplifies the production procedure of the foaming material elastomer, and the vulcanized fluororubber inner cylinder, the metal outer cylinder and the metal end cover are thermally vulcanized and bonded into a whole together in the processing process, thereby being convenient to bond and simple and convenient to process.
Description
Technical Field
The utility model relates to the field of automobile parts, in particular to a bushing for mounting a suspension of an automobile shock absorber.
Background
In order to quickly attenuate the vibration of a frame and a vehicle body and improve the running smoothness and comfort of the vehicle, a shock absorber is generally arranged on an automobile suspension system, and a bidirectional cylinder shock absorber is widely adopted on the automobile at present. Since the bushing in the existing cylinder type shock absorber does not have a strong shock absorption effect, the utility model patent publication with the publication number of 217234242U discloses an automobile suspension bushing, a shock absorber is sleeved at the outer end of an inner pipeline, and an outer bulge in the middle of the inner pipeline is attached to the inner side wall of the shock absorber; the outer pipeline is sleeved at the outer end of the shock absorber, and the outer pipeline is attached to the outer wall of the shock absorber; the buffer block is arranged on the inner side wall of the cavity of the shock absorber and is positioned between the shock absorber and the outer pipeline; the elastic components are arranged at the concave parts at the upper ends of the shock absorber, and each elastic component is propped against the inner wall of the corresponding concave part. The patent document can improve the damping effect of the elastic bushing by arranging the cushion block and the elastic member in the groove at intervals, however, the elastic bushing has a lot of parts and has the defect of complex processing procedures.
In view of this, there is a need for an improvement in the bushings of the prior art to solve the problem of complex machining processes.
Disclosure of Invention
The utility model aims to provide a bushing for mounting a suspension of an automobile shock absorber, which adopts a foaming material elastomer and vulcanized fluororubber to jointly buffer and damp an automobile and is simple to process.
The technical scheme for realizing the purpose of the utility model is as follows:
a bushing for mounting a suspension of an automotive shock absorber, comprising: the metal outer cylinder comprises a hollow metal outer cylinder, a foaming material elastomer filled in a hollow cavity of the metal outer cylinder, a vulcanized fluororubber inner cylinder arranged in the metal outer cylinder, and a metal end cover arranged at the top of the vulcanized fluororubber inner cylinder;
the top surface of the metal end cover is flush with the top surface of the metal outer cylinder, and the bottom surface of the vulcanized fluororubber inner cylinder is fixedly connected with the bottom surface of the metal outer cylinder, and the outer wall of the vulcanized fluororubber inner cylinder is fixedly connected with the inner wall of the metal outer cylinder by adopting an adhesive layer;
the metal end cover is fixedly connected with the top surface of the vulcanized fluororubber inner cylinder by an adhesive layer.
The utility model adopts the hollow metal outer cylinder as the mould to fill the elastic foaming material and secondarily forms the foaming material elastomer, simplifies the production procedure of the foaming material elastomer, and the vulcanized fluororubber inner cylinder, the metal outer cylinder and the metal end cover are thermally vulcanized and bonded into a whole together in the processing process, thereby being convenient to bond and simple and convenient to process. In addition, the foam material elastomer and the vulcanized fluororubber are adopted to jointly buffer and damp the automobile, so that the damping effect is good.
In one possible implementation, the wall thickness of the foam elastomer is greater than the sum of the wall thickness of the metal outer cylinder and the wall thickness of the vulcanized fluororubber inner cylinder.
The utility model further improves the damping effect of the bushing by adopting a mode of increasing the wall thickness of the foaming material elastomer.
In one possible implementation manner, the top surface of the metal outer cylinder is provided with at least two through holes, and the through holes are communicated with the hollow cavity of the metal outer cylinder;
the foaming material elastomer fills the hollow cavity and at least two through holes of the metal outer cylinder.
According to the utility model, the through hole is formed, the elastic foaming material is injected into the hollow cavity of the metal outer cylinder from the through hole until the elastic foaming material is filled in the through hole, and the elastic foaming material is molded by adopting steam to obtain the foaming material elastomer. The foam material elastomer can play a role in buffering and damping.
In one possible implementation, the wall thickness of the metal end cap is equal to the wall thickness of the metal outer barrel.
The wall thickness of the metal end cover is consistent with the wall thickness of the metal outer cylinder, so that the blanking of the metal end cover and the metal outer cylinder is facilitated.
In one possible implementation, the metal outer cylinder is formed by seamless welding after rolling a metal plate.
In one possible implementation manner, the hollow cavity wall of the metal outer cylinder and the peripheral wall of the vulcanized fluororubber inner cylinder are provided with a plurality of serration holes, and the serration holes are filled with elastic foaming materials.
According to the utility model, after the vulcanized fluororubber inner cylinder is vulcanized, adhered and fixed with the metal outer cylinder and the metal end cover, an elastic foaming material is injected into the hollow cavity of the metal outer cylinder from the through hole to form a foaming material elastomer. The utility model adopts the working procedure to process, so as to lead the connection between the foaming material elastomer and the vulcanized fluororubber inner cylinder to be more compact.
In one possible implementation, the top opening in the barrel of the metal outer barrel is larger than the bottom opening in the barrel of the metal outer barrel;
the difference between the top opening in the metal outer cylinder and the bottom opening in the metal outer cylinder is the wall thickness of the vulcanized fluororubber inner cylinder;
the bottom of the inner cylinder of the metal outer cylinder supports the bottom of the inner cylinder of the vulcanized fluororubber.
The utility model adopts a mode of reducing the opening at the bottom of the metal outer cylinder, so that the bottom of the metal outer cylinder supports the vulcanized fluororubber inner cylinder, and one metal end cover is reduced.
In one possible implementation manner, the vulcanized fluororubber inner cylinder and the metal end cover, and the vulcanized fluororubber inner cylinder and the bottom of the metal outer cylinder are spliced by adopting a plurality of square teeth;
the vulcanized fluororubber inner cylinder is fixedly connected with the metal end cover, and the vulcanized fluororubber inner cylinder is fixedly connected with the metal outer cylinder by adopting an adhesive layer and a vulcanization process.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model adopts the hollow metal outer cylinder as the mould to fill the elastic foaming material and secondarily forms the foaming material elastomer, simplifies the production procedure of the foaming material elastomer, and the vulcanized fluororubber inner cylinder, the metal outer cylinder and the metal end cover are thermally vulcanized and bonded into a whole together in the processing process, thereby being convenient to bond and simple and convenient to process.
2. The utility model adopts the foaming material elastomer and the vulcanized fluororubber to jointly buffer and shock-absorb the automobile, and has better shock-absorbing effect.
Drawings
FIG. 1 is a schematic diagram of a bushing for mounting a suspension of an automobile shock absorber according to the present utility model;
FIG. 2 is a schematic diagram of a bushing for mounting a suspension of an automobile shock absorber according to the present utility model;
FIG. 3 is a schematic diagram of a bushing for mounting a suspension of an automobile shock absorber according to the present utility model;
FIG. 4 is an enlarged partial view of portion A of FIG. 3;
FIG. 5 is a split view of a bushing for mounting an automotive shock absorber suspension according to the present utility model;
in the figure, a 1-metal outer cylinder; 2-a foam elastomer; 3-vulcanizing the fluororubber inner cylinder; 4-a metal end cap; 5-square teeth; 6-saw tooth holes; 7-through holes; 8-hollow cavity; 9-bottom; 10-top.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
Referring to fig. 1, 2 and 3, an embodiment of the present utility model provides a bushing for mounting a suspension of an automobile shock absorber, including: the metal outer cylinder 1 is hollow, the foaming material elastomer 2 filled in the hollow cavity 8 of the metal outer cylinder 1, the vulcanized fluororubber inner cylinder 3 arranged in the metal outer cylinder 1 and the metal end cover 4 arranged at the top 10 of the vulcanized fluororubber inner cylinder 3; the top surface of the metal end cover 4 is flush with the top surface of the metal outer cylinder 1, and the bottom surface of the vulcanized fluororubber inner cylinder 3 is fixedly connected with the bottom of the metal outer cylinder 1, and the outer wall of the vulcanized fluororubber inner cylinder 3 is fixedly connected with the inner wall of the metal outer cylinder 1 by adopting an adhesive layer; the metal end cover 4 is fixedly connected with the top surface of the vulcanized fluororubber inner cylinder 3 by adopting an adhesive layer.
According to the embodiment of the utility model, the hollow metal outer cylinder 1 is used as a mould to fill the elastic foaming material and is secondarily molded to prepare the foaming material elastomer 2, so that the production process of the foaming material elastomer 2 is simplified, and the vulcanized fluororubber inner cylinder 3 and the metal outer cylinder 1 and the metal end cover 4 are thermally vulcanized and bonded into a whole in the processing process, so that the bonding is convenient and the processing is simple. In addition, the foam material elastomer 2 and the vulcanized fluororubber are adopted to jointly buffer and damp the automobile, so that the damping effect is good.
With continued reference to fig. 1, 2 and 3, the wall thickness of the foam elastomer 2 is preferably greater than the sum of the wall thickness of the metal outer cylinder 1 and the wall thickness of the vulcanized fluororubber inner cylinder 3.
The embodiment of the utility model further improves the shock absorption effect of the bushing by adopting a mode of increasing the wall thickness of the foaming material elastomer 2.
With continued reference to fig. 1, 2, 3 and 5, preferably, the top surface of the metal outer cylinder 1 is provided with at least two through holes 7, and the through holes 7 are communicated with a hollow cavity 8 of the metal outer cylinder 1; the foam elastomer 2 fills the hollow cavity 8 of the metal outer cylinder 1 and at least two through holes 7.
In the embodiment of the utility model, the through hole 7 is formed, the elastic foaming material is injected into the hollow cavity 8 of the metal outer cylinder 1 from the through hole 7 until the elastic foaming material is filled in the through hole 7, and the elastic foaming material is molded by adopting steam to obtain the foaming material elastomer 2. The foam elastomer 2 can play a role in buffering and damping.
With continued reference to fig. 1, 2, 3 and 5, the metal end cap 4 preferably has a wall thickness equal to the wall thickness of the metal outer cylinder 1. According to the embodiment of the utility model, the wall thickness of the metal end cover 4 is consistent with the wall thickness of the metal outer cylinder 1, so that the blanking of the metal end cover 4 and the metal outer cylinder 1 is facilitated. The metal outer tube 1 is preferably formed by rolling a metal plate and then welding the rolled metal plate seamlessly.
With continued reference to fig. 1, 2, 3 and 5, preferably, the hollow cavity 8 of the metal outer cylinder 1 and the outer peripheral wall of the vulcanized fluororubber inner cylinder 3 are provided with a plurality of serration holes 6, and the serration holes 6 are filled with elastic foaming materials. In the embodiment of the utility model, after the vulcanized fluororubber inner cylinder 3 is vulcanized and adhered to the metal outer cylinder 1 and the metal end cover 4, an elastic foaming material is injected into the hollow cavity 8 of the metal outer cylinder 1 from the through hole 7 to form the foaming material elastomer 2. The embodiment of the utility model adopts the working procedure to process, so as to lead the connection between the foaming material elastomer 2 and the vulcanized fluororubber inner cylinder 3 to be more compact.
With continued reference to fig. 1, 2, 3 and 5, it is preferred that the opening of the top 10 of the metal outer cylinder 1 is larger than the opening of the bottom 9 of the metal outer cylinder 1; the difference between the opening of the top 10 in the metal outer cylinder 1 and the opening of the bottom 9 in the metal outer cylinder 1 is the wall thickness of the vulcanized fluororubber inner cylinder 3; the bottom end 9 of the inner cylinder bottom of the metal outer cylinder 1 supports the bottom end of the vulcanized fluororubber inner cylinder 3. In the embodiment of the utility model, the mode of reducing the opening of the inner bottom 9 of the metal outer cylinder 1 is adopted, so that the bottom 9 of the metal outer cylinder 1 supports the vulcanized fluororubber inner cylinder 3, and one metal end cover 4 is reduced.
With continued reference to fig. 1, 2, 3, 4 and 5, it is preferable that the inner vulcanized fluororubber cylinder 3 and the metal end cover 4, and the inner vulcanized fluororubber cylinder 3 and the bottom 9 of the metal outer cylinder 1 are all inserted with a plurality of square teeth 5; the vulcanized fluororubber inner cylinder 3 is fixedly connected with the metal end cover 4, and the vulcanized fluororubber inner cylinder 3 is fixedly connected with the metal outer cylinder 1 by adopting an adhesive layer and a vulcanization process. According to the embodiment of the utility model, the hollow metal outer cylinder 1 is used as a mould to fill the elastic foaming material and is secondarily molded to prepare the foaming material elastomer 2, so that the production process of the foaming material elastomer 2 is simplified, and the vulcanized fluororubber inner cylinder 3 and the metal outer cylinder 1 and the metal end cover 4 are thermally vulcanized and bonded into a whole in the processing process, so that the bonding is convenient and the processing is simple. In addition, the foam material elastomer 2 and the vulcanized fluororubber are adopted to jointly buffer and damp the automobile, so that the damping effect is good.
The foaming material elastomer 2 according to the embodiment of the utility model is an elastomer foaming material, wherein the elastomer foaming material is formed by placing the crosslinked elastomer material into a supercritical reaction device, introducing a physical foaming agent for foaming, injecting the foaming material elastomer 2 into a hollow cavity 8 and a through hole 7 serving as a mould for internal casting until secondary molding, and then performing cold setting. The vulcanized fluororubber inner cylinder 3 is prepared from metal affinity vulcanized fluororubber, the metal affinity vulcanized fluororubber is modified by using fluororubber emulsion as a raw material to obtain fluororubber, and the fluororubber is fixed with the metal end cover 4 and the metal outer cylinder 1 in the process of vulcanizing the vulcanized fluororubber inner cylinder 3.
The above list of detailed descriptions is only specific to practical embodiments of the present utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. A bushing for mounting a suspension of an automotive shock absorber, comprising: the metal outer cylinder comprises a hollow metal outer cylinder, a foaming material elastomer filled in a hollow cavity of the metal outer cylinder, a vulcanized fluororubber inner cylinder arranged in the metal outer cylinder, and a metal end cover arranged at the top of the vulcanized fluororubber inner cylinder;
the top surface of the metal end cover is flush with the top surface of the metal outer cylinder, and the bottom surface of the vulcanized fluororubber inner cylinder is fixedly connected with the bottom surface of the metal outer cylinder, and the outer wall of the vulcanized fluororubber inner cylinder is fixedly connected with the inner wall of the metal outer cylinder by adopting an adhesive layer;
the metal end cover is fixedly connected with the top surface of the vulcanized fluororubber inner cylinder by an adhesive layer.
2. The bushing for mounting a suspension of an automotive suspension according to claim 1, wherein a wall thickness of the foam elastomer is larger than a sum of a wall thickness of the metal outer tube and a wall thickness of the vulcanized fluororubber inner tube.
3. The bushing for mounting a suspension of an automotive shock absorber according to claim 1 or 2, wherein the top surface of the metal outer cylinder is provided with at least two through holes, and the through holes are communicated with the hollow cavity of the metal outer cylinder;
the foaming material elastomer fills the hollow cavity and at least two through holes of the metal outer cylinder.
4. The bushing for mounting a suspension of an automotive suspension of claim 1 wherein said metal end cap has a wall thickness equal to a wall thickness of said metal outer tube.
5. The bushing for mounting a suspension of an automotive suspension according to claim 1, wherein the metal outer tube is formed by seamless welding after being rolled up with a metal plate.
6. The bushing for mounting a suspension of an automotive shock absorber according to claim 1, wherein the hollow cavity wall of the metal outer cylinder and the outer peripheral wall of the vulcanized fluororubber inner cylinder are provided with a plurality of serration holes, and the serration holes are filled with an elastic foaming material.
7. The bushing for mounting a suspension of an automotive suspension according to claim 1, wherein an in-cylinder top opening of said metal outer cylinder is larger than an in-cylinder bottom opening of said metal outer cylinder;
the difference between the top opening in the metal outer cylinder and the bottom opening in the metal outer cylinder is the wall thickness of the vulcanized fluororubber inner cylinder;
the bottom of the inner cylinder of the metal outer cylinder supports the bottom of the inner cylinder of the vulcanized fluororubber.
8. The bushing for mounting a suspension of an automotive shock absorber of claim 7, wherein the bottoms of the vulcanized fluororubber inner cylinder and the metal end cover, and the vulcanized fluororubber inner cylinder and the metal outer cylinder are respectively spliced by a plurality of square teeth;
the vulcanized fluororubber inner cylinder is fixedly connected with the metal end cover, and the vulcanized fluororubber inner cylinder is fixedly connected with the metal outer cylinder by adopting an adhesive layer and a vulcanization process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906350.9U CN219472615U (en) | 2023-04-21 | 2023-04-21 | Bushing for mounting suspension of automobile shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906350.9U CN219472615U (en) | 2023-04-21 | 2023-04-21 | Bushing for mounting suspension of automobile shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219472615U true CN219472615U (en) | 2023-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320906350.9U Active CN219472615U (en) | 2023-04-21 | 2023-04-21 | Bushing for mounting suspension of automobile shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219472615U (en) |
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2023
- 2023-04-21 CN CN202320906350.9U patent/CN219472615U/en active Active
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