CN208630291U - A kind of vehicle cantilever bushing - Google Patents
A kind of vehicle cantilever bushing Download PDFInfo
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- CN208630291U CN208630291U CN201821298459.4U CN201821298459U CN208630291U CN 208630291 U CN208630291 U CN 208630291U CN 201821298459 U CN201821298459 U CN 201821298459U CN 208630291 U CN208630291 U CN 208630291U
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- flanging
- liner tube
- lining pipe
- outer liner
- internal lining
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Abstract
The utility model provides a kind of vehicle cantilever bushing, belongs to technical field of automobile accessories.The problems such as it solves existing bushing there are abnormal sounds.This vehicle cantilever bushing includes internal lining pipe and outer liner tube, vulcanization is fixed with rubber layer between the internal lining pipe and outer liner tube, rubber layer top has the flanging one of a circle radially protruding, flanging one vulcanizes the top for being fixed on outer liner tube, rubber layer bottom end has the flanging two of a circle radially protruding, flanging curing is fixed on the bottom end of outer liner tube, the axial height of flanging one is greater than the axial height of flanging two, the top surface of internal lining pipe is flush to the top surface of flanging one and the upper end of internal lining pipe and is equipped with Upper gasket annular in shape, the bottom surface of internal lining pipe is flush to the bottom surface of flanging two and the lower end of internal lining pipe and is equipped with lower gasket annular in shape, the top surface of the Upper gasket has anti-skid structure one, the bottom surface of the lower gasket has anti-skid structure two.The utility model has many advantages, such as the operation is stable, is avoided that abnormal sound.
Description
Technical field
The utility model belongs to technical field of automobile accessories, is related to a kind of vehicle cantilever accessory, in particular to a kind of automobile
Cantilever bushing.
Background technique
Guiding and force transfer element of the vehicle cantilever as automobile suspension system, the various power that will act on wheel pass to
Vehicle body, while guaranteeing that wheel is moved according to certain track.Vehicle cantilever can all be arranged in junction and serve as a contrast for damping noise reduction at present
Set.
Such as Chinese patent literature data discloses in a kind of rear axle multi-link structure for connecting control arm and wheel branch
Bushing [the application number: 201510757932.5 of frame；Application publication number: CN105240397A] comprising radially from inside to outside
Neck bush, middle bushing and the external bushing set gradually, what neck bush, middle bushing and external bushing were made of metal, middle bushing and
It is equipped with the inner rubber layer of annular between the radial direction of neck bush, the outer rubber of annular is equipped between external bushing and the radial direction of middle bushing
Layer, in the axial ends of middle bushing, inner rubber layer and outer rubber layer are linked together, and the shape of neck bush axial ends is inside
The toroidal that the axial middle part of bushing is shunk.
Above-mentioned bushing increases the contact area between the lower end surface and lower control arm of neck bush, reduces neck bush lower end surface
Footprint pressure between lower control arm prevents the contact surface between the lower end surface of neck bush and lower control arm tired because being in contact
Labor and fail, but three-layer metal bushing makes heavier-weight, and when passing through bumpy road, will cause the increasing of bushing torsion angle
Greatly, neck bush both ends relatively rotate with respect to its mounting surface or fixation surface, issue friction abnormal sound, influence comfort.
Summary of the invention
The purpose of this utility model is to provide a kind of job stability for the above-mentioned problems in the prior art
It is good, it is avoided that the vehicle cantilever bushing of abnormal sound.
The purpose of this utility model can be realized by the following technical scheme: a kind of vehicle cantilever bushing, including liner
Pipe and outer liner tube, vulcanization is fixed with rubber layer between the internal lining pipe and outer liner tube, which is characterized in that the rubber layer top
End is beyond the setting of outer liner tube top and rubber layer top has the flanging one of a circle radially protruding, and the vulcanization of flanging one is connected
In the top of outer liner tube, the rubber layer bottom end is arranged beyond outer liner tube bottom end and rubber layer bottom end has a circle radially protruding
Flanging two, the flanging curing is fixed on the bottom end of outer liner tube, and the axial height of the flanging one is greater than flanging two
Axial height, the upper end that the top surface of the internal lining pipe is flush to the top surface of flanging one and internal lining pipe is equipped with upper pad annular in shape
Piece, the Upper gasket, which is fixed with, to be cylindrical in shape and in interference fit with the interconnecting piece of internal lining pipe upper end one, the Upper gasket covering
The top surface of flanging one is arranged, and the bottom surface of the internal lining pipe is flush to the bottom surface of flanging two and the lower end of internal lining pipe and is equipped with annularly
Lower gasket, the lower gasket, which is fixed with, to be cylindrical in shape and in interference fit with the interconnecting piece of internal lining pipe lower end two, the underlay
Piece covers the bottom surface setting of flanging two, and the top surface of the Upper gasket has anti-skid structure one, and the bottom surface of the lower gasket has
There is anti-skid structure two.
In a kind of above-mentioned vehicle cantilever bushing, the anti-skid structure one is the circle week that Upper gasket top surface has
To uniformly distributed fin one, the anti-skid structure two encloses circumferentially uniformly distributed fin two for lower gasket bottom surface has one.
In a kind of above-mentioned vehicle cantilever bushing, the inner end of the fin one is arranged close to the inner ring of Upper gasket,
The length of fin one is equal to the half of Upper gasket top surface width, and the inner end of fin two is arranged close to the inner ring of lower gasket, fin two
Length be equal to lower gasket bottom width half.
As another situation, in a kind of above-mentioned vehicle cantilever bushing, the anti-skid structure one is Upper gasket
The grid annular knurl that top surface has, anti-skid structure two are the grid annular knurl that lower gasket bottom surface has.Grid annular knurl makes Upper gasket top
The coefficient of friction of face and lower gasket bottom surface is big, when reality manufactures, the size for the grid annular knurl that both Upper gasket and lower gasket have
For 0.3mm × 0.3mm, with a thickness of 0.2mm.
In a kind of above-mentioned vehicle cantilever bushing, the outer liner tube and/or internal lining pipe are equipped with lightening hole.In this way
Meet light-weight design requirement.
In a kind of above-mentioned vehicle cantilever bushing, the lightening hole is circumferentially evenly distributed with and axially penetrates through internal lining pipe and sets
It sets.
In a kind of above-mentioned vehicle cantilever bushing, the lightening hole extends radially through outer liner tube setting.It is outer meeting
Under the premise of liner tube structure intensity, the quantity of lightening hole is as more as possible.
In a kind of above-mentioned vehicle cantilever bushing, the top of the outer liner tube is turned over what a circle turned down outward
Side.Flange plays barrier effect, and outer liner tube is avoided to be fallen off by compressive load from junction.
In a kind of above-mentioned vehicle cantilever bushing, the outer liner tube lower part has undergauge section and undergauge section passes through cone
For face gentle transition to outer liner tube top tube wall, the outer diameter of the undergauge section is less than the difference of outer liner tube top outer diameter and the two outer diameter
For 1mm.Outer liner tube lower part is directed at junction, is press-fitted later, outer liner tube is quickly packed into junction, and outer liner tube top was realized later
Be full of cooperation so that this vehicle cantilever bushing connect it is convenient.
Compared with prior art, the connectivity robustness of this vehicle cantilever bushing is good, and anti-load impacting ability is good, anti-skidding,
Anti-rotation is made good use of, good operating stability, long service life, and convenient for connection installation, will not fall off, light-weight to meet light weight
Change design requirement.
Detailed description of the invention
Fig. 1 is the structure sectional view of this vehicle cantilever bushing.
Fig. 2 is overlooking structure figure of this vehicle cantilever with Upper gasket in bushing.
Fig. 3 is face upwarding assumption diagram of this vehicle cantilever with lower gasket in bushing.
Fig. 4 is overlooking structure figure of this vehicle cantilever with internal lining pipe in bushing.
In figure, 1, internal lining pipe；2, outer liner tube；3, rubber layer；4, flanging one；5, flanging two；6, Upper gasket；7, interconnecting piece
One；8, lower gasket；9, interconnecting piece two；10, fin one；11, fin two；12, lightening hole；13, flange；14, undergauge section；15, it bores
Face.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this vehicle cantilever bushing includes internal lining pipe 1 and outer liner tube 2, sulphur between internal lining pipe 1 and outer liner tube 2
Change is fixed with rubber layer 3, and 3 top of rubber layer is arranged beyond 2 top of outer liner tube and 3 top of rubber layer has a circle radially protruding
Flanging 1, flanging 1 vulcanize the top for being fixed on outer liner tube 2, and 3 bottom end of rubber layer is arranged beyond 2 bottom end of outer liner tube and rubber layer
3 bottom ends have the flanging 25 of a circle radially protruding, and flanging 25 vulcanizes the bottom end for being fixed on outer liner tube 2, the axial height of flanging 1
Degree is greater than the axial height of flanging 25, and the upper end that the top surface of internal lining pipe 1 is flush to the top surface of flanging 1 and internal lining pipe 1, which is equipped with, is in
Cricoid Upper gasket 6, Upper gasket 6, which is fixed with, to be cylindrical in shape and in interference fit with the interconnecting piece 1 of 1 upper end of internal lining pipe, the screening of Upper gasket 6
The top surface of lid flanging 1 is arranged, and the bottom surface of internal lining pipe 1 is flush to the bottom surface of flanging 25 and the lower end of internal lining pipe 1 and is equipped with annularly
Lower gasket 8, lower gasket 8, which is fixed with, to be cylindrical in shape and in interference fit with the interconnecting piece 29 of 1 lower end of internal lining pipe, and lower gasket 8 covers pressure
The bottom surface on side 25 is arranged, and the top surface of Upper gasket 6 has anti-skid structure one, and the bottom surface of the lower gasket 8 has anti-skid structure
Two.
This vehicle cantilever by the setting of flanging 1 and flanging 25, increases connecing for rubber layer 3 and outer liner tube 2 with bushing
Contacting surface product, so that connectivity robustness is good, and flanging 1 and 25 pairs of flanging drawings, compressive loads can play a buffer role in, so that rubber
Glue-line 3 is not tearable, ensure that job stability, extends service life；When internal lining pipe 1 by torsional moment or is come from
When the frequent high frequency pumping in road surface, since Upper gasket 6 and lower gasket 8 avoid the contact at internal lining pipe 1 both ends and surrounding Assembly part,
The friction abnormal sound of internal lining pipe 1 is avoided from the root, and anti-skid structure one makes the coefficient of friction of the top surface of Upper gasket 6 big,
Anti-skid structure two makes the coefficient of friction of the bottom surface of lower gasket 8 big, to avoid 1 both ends of internal lining pipe with respect to its mounting surface or fixation
Relative displacement occurs for surface, also avoids internal lining pipe 1 from twisting, rubber layer 3 is avoided to be torn by twisting resistance, ensure that work is steady
It is qualitative, long service life.
It further describes in detail, as shown in Figures 2 and 3, anti-skid structure one is the circle that 6 top surface of Upper gasket has in the present embodiment
Circumferentially uniformly distributed fin 1, anti-skid structure two enclose circumferentially uniformly distributed fin 2 11, fin one for 8 bottom surface of lower gasket has one
10 and the quantity of fin 2 11 be 8.Upper gasket 6 and lower gasket 8 are stamping parts, fin 1 and the equal punching press of fin 2 11
Molding, easy to process, the height of fin 1 and fin 2 11 is 0.5mm in the present embodiment.The inner end of fin 1 is close
The inner ring of Upper gasket 6 is arranged, and the length of fin 1 is equal to the half of 6 top surface width of Upper gasket, and the inner end of fin 2 11 is close
The inner ring of lower gasket 8 is arranged, and the length of fin 2 11 is equal to the half of 8 bottom width of lower gasket.Fin 1 will not mistake in this way
The effective contacts area for influencing 6 top surface of Upper gasket, fin 2 11 will not excessively influence effective contact surface of 8 bottom surface of lower gasket more
Product ensure that the validity that Upper gasket 6 and lower gasket 8 contact, so that the operation is stable.
In order to meet light-weight design requirement, outer liner tube 2 and/or internal lining pipe 1 are equipped with lightening hole 12.As shown in figure 4, this
Lightening hole 12 is circumferential uniformly distributed in embodiment and axially penetrates through the setting of internal lining pipe 1, and the quantity of lightening hole 12 is 8.In order to avoid de-
It falls, the flange 13 that there is a circle to turn down outward at the top of outer liner tube 2；Convenient in order to connect, 2 lower part of outer liner tube has undergauge section 14
And undergauge section 14, by 15 gentle transition of the conical surface to 2 top tube wall of outer liner tube, the outer diameter of undergauge section 14 is less than outside 2 top of outer liner tube
The difference of diameter and the two outer diameter is 1mm.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of vehicle cantilever bushing, including internal lining pipe (1) and outer liner tube (2), the internal lining pipe (1) and outer liner tube (2)
Between vulcanization be fixed with rubber layer (3), which is characterized in that rubber layer (3) top beyond outer liner tube (2) top be arranged and
Rubber layer (3) top has the flanging one (4) of a circle radially protruding, and flanging one (4) vulcanization is fixed on outer liner tube (2)
Top, the rubber layer (3) bottom end is arranged beyond outer liner tube (2) bottom end and rubber layer (3) bottom end has a circle radially protruding
Flanging two (5), described flanging two (5) vulcanization is fixed on the bottom end of outer liner tube (2), the flanging one (4) it is axial high
Degree is greater than the axial height of flanging two (5), and the top surface of the internal lining pipe (1) is flush to top surface and the internal lining pipe of flanging one (4)
(1) upper end is equipped with Upper gasket (6) annular in shape, and the Upper gasket (6), which is fixed with, to be cylindrical in shape and in interference fit with internal lining pipe
(1) interconnecting piece one (7) of upper end, the Upper gasket (6) cover the top surface setting of flanging one (4), the internal lining pipe (1)
Bottom surface is flush to the bottom surface of flanging two (5) and the lower end of internal lining pipe (1) and is equipped with lower gasket (8) annular in shape, the lower gasket
(8) it is fixed with and is cylindrical in shape and in interference fit with the interconnecting piece two (9) of internal lining pipe (1) lower end, the lower gasket (8) covering flanging
The bottom surface of two (5) is arranged, and the top surface of the Upper gasket (6) has anti-skid structure one, and the bottom surface of the lower gasket (8) has
Anti-skid structure two.
2. a kind of vehicle cantilever bushing according to claim 1, which is characterized in that the anti-skid structure one is upper pad
The circumferentially uniformly distributed fin one (10) of the circle that piece (6) top surface has, the anti-skid structure two are that lower gasket (8) bottom surface has
The circumferentially uniformly distributed fin two (11) of one circle.
3. a kind of vehicle cantilever bushing according to claim 2, which is characterized in that the inner end of the fin one (10)
Inner ring close to Upper gasket (6) is arranged, and the length of fin one (10) is equal to the half of Upper gasket (6) top surface width, fin two
(11) inner end is arranged close to the inner ring of lower gasket (8), and the length of fin two (11) is equal to the one of lower gasket (8) bottom width
Half.
4. a kind of vehicle cantilever bushing according to claim 1, which is characterized in that the anti-skid structure one is upper pad
The grid annular knurl that piece (6) top surface has, anti-skid structure two are the grid annular knurl that lower gasket (8) bottom surface has.
5. a kind of vehicle cantilever bushing according to claim 1 or 2 or 3 or 4, which is characterized in that the outer liner tube
(2) and/or internal lining pipe (1) is equipped with lightening hole (12).
6. a kind of vehicle cantilever bushing according to claim 5, which is characterized in that the lightening hole (12) is circumferential
Cloth and axially penetrate through internal lining pipe (1) setting.
7. a kind of vehicle cantilever bushing according to claim 5, which is characterized in that the lightening hole (12) radially passes through
Wear outer liner tube (2) setting.
8. a kind of vehicle cantilever bushing according to claim 5, which is characterized in that the top of the outer liner tube (2)
The flange (13) turned down outward with a circle.
9. a kind of vehicle cantilever bushing according to claim 8, which is characterized in that outer liner tube (2) the lower part tool
There is undergauge section (14) and undergauge section (14) passes through the conical surface (15) gentle transition to outer liner tube (2) top tube wall, the undergauge section
(14) it is 1mm that outer diameter, which is less than outer liner tube (2) top outer diameter and the difference of the two outer diameter,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298459.4U CN208630291U (en) | 2018-08-13 | 2018-08-13 | A kind of vehicle cantilever bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298459.4U CN208630291U (en) | 2018-08-13 | 2018-08-13 | A kind of vehicle cantilever bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208630291U true CN208630291U (en) | 2019-03-22 |
Family
ID=65742904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821298459.4U Active CN208630291U (en) | 2018-08-13 | 2018-08-13 | A kind of vehicle cantilever bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208630291U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293803A (en) * | 2019-05-20 | 2019-10-01 | 浙江吉利控股集团有限公司 | A kind of torsion beam bushing |
| CN111703264A (en) * | 2020-06-19 | 2020-09-25 | 北京汽车集团越野车有限公司 | Rubber bushing for suspension rod series part |
| CN112706573A (en) * | 2019-10-25 | 2021-04-27 | 广州汽车集团股份有限公司 | Bush and automotive suspension system |
-
2018
- 2018-08-13 CN CN201821298459.4U patent/CN208630291U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293803A (en) * | 2019-05-20 | 2019-10-01 | 浙江吉利控股集团有限公司 | A kind of torsion beam bushing |
| CN112706573A (en) * | 2019-10-25 | 2021-04-27 | 广州汽车集团股份有限公司 | Bush and automotive suspension system |
| CN111703264A (en) * | 2020-06-19 | 2020-09-25 | 北京汽车集团越野车有限公司 | Rubber bushing for suspension rod series part |
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