CN207644102U - A kind of control arm front lining - Google Patents
A kind of control arm front lining Download PDFInfo
- Publication number
- CN207644102U CN207644102U CN201721517726.8U CN201721517726U CN207644102U CN 207644102 U CN207644102 U CN 207644102U CN 201721517726 U CN201721517726 U CN 201721517726U CN 207644102 U CN207644102 U CN 207644102U
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- CN
- China
- Prior art keywords
- inserted sheet
- rubber
- control arm
- arm front
- front lining
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of control arm front linings, including inner and outer tubes, inner tube to be co-axially located in outer tube, is connected by rubber spring between outer tube and inner tube, and feature is that inserted sheet is provided in rubber spring.Advantage is that inserted sheet is arranged in rubber spring, two parts of interior rubber section by inserted sheet by rubber spring partition at the outer rubber portion between outer tube and inserted sheet and between inserted sheet and inner tube, in torsion rigidity is provided mainly by the interior rubber section between inserted sheet and inner tube, and then reduce the volume for the rubber spring that torsion stiffness is provided, significantly reduce torsion stiffness value, it is simple in structure, it can be adapted on the control arm of low torsion, so that the comfort of vehicle is preferable.
Description
Technical field
The utility model is related to a kind of automobile bushings, more particularly, to a kind of control arm front lining.
Background technology
Front lining for automobile control arm needs to bear great axial load operating mode in vehicle traveling process, at this
Under kind operating mode, fatigue and torsion stiffness to control arm front lining have higher requirement.Current existing control arm front lining
Inner and outer tubes are generally comprised, are connected by rubber spring between inner tube and outer tube, in order to meet higher radial height, meeting
The rubber spring that design thickness is big between inner tube and outer tube and height is high so that the overall volume of rubber spring is larger, and rubber
The bigger torsion stiffness of volume of the main spring of glue is higher, therefore causes the torsion stiffness value of control arm front lining higher, and due to structure
Limitation so that torsion stiffness value reduces more difficult, and applicability is bad in the control arm configuration for needing low torsion, to shadow
Ring the comfort property of automobile chassis.
Invention content
The technical problem to be solved by the utility model is to provide a kind of simple in structure, torsion stiffness to be worth lower control arm
Front lining.
Technical solution is used by the utility model solves above-mentioned technical problem：
A kind of control arm front lining, including inner and outer tubes, the inner tube is co-axially located in the outer tube, described
Outer tube and the inner tube between be connected by rubber spring, be provided with inserted sheet in the rubber spring.
The inserted sheet is cylindric inserted sheet, the cylindric inserted sheet be co-axially located at the outer tube with it is described interior
Between pipe.Rubber spring is separated by inserted sheet into the outer rubber portion between outer tube and inserted sheet and the interior rubber section between inserted sheet and inner tube
Two parts provide rigidity mainly by the interior rubber section between inserted sheet and inner tube when torsion, are designed as coaxially setting by inserted sheet at this time
Set the cylindric inserted sheet between outer tube and inner tube so that the thickness of interior rubber section throughout between inserted sheet and inner tube is identical,
So that torsion stiffness of the bushing at each position is consistent, preferable comfort is provided.
Opening is provided in the circumferential wall of the cylindric inserted sheet in an axial direction, the opening is inserted from the cylindrical shape
The upper surface of piece is penetrated through to the lower surface of the cylindric inserted sheet, keeps the cylindric inserted sheet equal in the cross section at any place
In " c-type ".Above-mentioned opening is set in the circumferential wall of cylindric inserted sheet so that the cylindrical shape inserted sheet becomes c-type inserted sheet, and c-type is inserted
Piece can drive interior rubber section undergauge together in undergauge, and while reducing torsion stiffness, the space of opening portion can discharge
The deflection that rubber spring is brought due to undergauge, it is ensured that rubber spring will not lead to stress concentration because excess compression is overflowed,
To effectively improve the fatigue behaviour of bushing entirety；Simultaneously compared with the inserted sheet of full circle tubular, using c-type inserted sheet in undergauge
When interior rubber section can be compressed to so that fatigue behaviour is more excellent.It in addition can be by adjusting the openings of sizes and inserted sheet of inserted sheet
Diameter adjusts the fatigue behaviour of bushing and torsion stiffness value.
The inside and outside fabrication hole penetrated through is provided in the circumferential wall of the cylindric inserted sheet.The setting of the fabrication hole so that
Ensure that rubber can be flowed in the vulcanization of rubber, convenient for vulcanization.
Horizontal fold forms a cyclic annular limited wall, the upper surface of the cyclic annular limited wall outward for the upper end of the outer tube
Vulcanize and is provided with collision block on a ring-shaped rubber, collision block and the rubber spring integrally connected on the ring-shaped rubber.It is cyclic annular
Limited wall provides a stable installation positioning, while the cyclic annular limit of the unilateral side flange for the installation of collision block on ring-shaped rubber
Wall provides the axial limiting of side；The setting of collision block on ring-shaped rubber ensures front lining when bearing large axial force
Its axial position is limited, while the comfort level of vehicle can be effectively increased in the case where ensure that fatigue strength.
The inner tube extends downward with lower extension, and the lower extension stretches out the outer tube, described
It is provided with collision block under ring-shaped rubber on the lateral wall of lower extension, collision block and the rubber spring one under the ring-shaped rubber
Body connects.Lower extension is used to provide a stable installation to collision block under ring-shaped rubber and position, collision block and ring under ring-shaped rubber
Collision block matches on shape rubber, and axial direction that can be effectively to bushing in control arm makes limit, and there are certain linearity range,
The fatigue life of bushing is improved, while ensure that excellent comfort.
The thickness of collision block is incremented by from the outside to the core under the ring-shaped rubber.Collision block is thickeied using ecto-entad under ring-shaped rubber
Structure, in turn ensure that it can smoothly be routed up in press fitting while ensureing the intensity of the collision block structure, and provide certain
Axial limiting, improve the comfort of vehicle.
Compared with prior art, the utility model has the advantage of：Inserted sheet is set in rubber spring, by inserted sheet by rubber
The main spring of glue separates two parts of interior rubber section at the outer rubber portion between outer tube and inserted sheet and between inserted sheet and inner tube, is reversing
When mainly by between inserted sheet and inner tube interior rubber section provide rigidity, and then reduce provide torsion stiffness rubber spring body
Product, significantly reduces torsion stiffness value, simple in structure, can be adapted on the control arm of low torsion, so that vehicle
Comfort it is preferable.
Description of the drawings
Fig. 1 is the whole main structure diagram of the utility model；
Fig. 2 is the perspective cross-sectional structural schematic diagram of the utility model；
Fig. 3 is the schematic cross-sectional view of the utility model；
Fig. 4 is the structural schematic diagram of inserted sheet in the utility model.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Figures 1 to 4, a kind of control arm front lining, including inner tube 1 and outer tube 2, inner tube 1 are co-axially located at outer tube 2
It is interior, it is connected by rubber spring 3 between outer tube 2 and inner tube 1, inserted sheet 4 is provided in rubber spring 3.
In this particular embodiment, inserted sheet 4 is cylindric inserted sheet, cylindric inserted sheet be co-axially located at outer tube 2 and inner tube 1 it
Between.Rubber spring 3 is separated by inserted sheet 4 into the interior rubber between the outer rubber portion 31 between outer tube 2 and inserted sheet 4 and inserted sheet 4 and inner tube 1
32 two, glue portion part provides rigidity mainly by the interior rubber section 32 between inserted sheet 4 and inner tube 1 when torsion, at this time sets inserted sheet 4
It is calculated as being co-axially located at the cylindric inserted sheet between outer tube 2 and inner tube 1 so that the interior rubber section 32 between inserted sheet 4 and inner tube 1 exists
Thickness everywhere is identical, so that torsion stiffness of the bushing at each position is consistent, provides preferable comfort.
In this particular embodiment, it is provided with opening 41 in the circumferential wall of cylindric inserted sheet in an axial direction, opening 41 is from cylinder
The lower surface 43 that cylindric inserted sheet is arrived in the upper surface 42 of shape inserted sheet penetrates through, and makes cylindric inserted sheet in the cross section at any place in " C
Type ".Above-mentioned opening 41 is set in the circumferential wall of cylindric inserted sheet so that the cylindrical shape inserted sheet becomes c-type inserted sheet, c-type inserted sheet
The undergauge together of interior rubber section 32 can be driven in undergauge, while reducing torsion stiffness, the space of 41 parts of opening can release
Put the deflection that rubber spring 3 is brought due to undergauge, it is ensured that rubber spring 3 will not lead to stress collection because excess compression is overflowed
In, to effectively improve the fatigue behaviour of bushing entirety；Simultaneously compared with the inserted sheet of full circle tubular, existed using c-type inserted sheet
Interior rubber section 32 can be compressed to when undergauge so that fatigue behaviour is more excellent.It in addition can be by adjusting 41 size of opening of inserted sheet 4
The fatigue behaviour and torsion stiffness value of bushing are adjusted with the diameter of inserted sheet 4.
In this particular embodiment, the inside and outside fabrication hole 44 penetrated through is provided in the circumferential wall of cylindric inserted sheet.The technique
The setting in hole 44 so that ensure that rubber can be flowed in the vulcanization of rubber, convenient for vulcanization.
In this particular embodiment, horizontal fold forms a cyclic annular limited wall 21, cyclic annular limited wall outward for the upper end of outer tube 2
21 upper surface, which vulcanizes, is provided with collision block 5 on a ring-shaped rubber, collision block 5 and 3 integrally connected of rubber spring on ring-shaped rubber.It is cyclic annular
Limited wall 21 provides a stable installation positioning, while the ring-type of the unilateral side flange for the installation of collision block on ring-shaped rubber 5
Limited wall 21 provides the axial limiting of side；The setting of collision block 5 on ring-shaped rubber ensures that front lining is bearing large axial force
When limit its axial position, while the comfort level of vehicle can be effectively increased in the case where ensure that fatigue strength.
In this particular embodiment, inner tube 1 extends downward with lower extension 11, and lower extension 11 stretches out outer tube 2, under
It is provided with collision block 6 under ring-shaped rubber on the lateral wall of extension 11, collision block 6 and 3 integrally connected of rubber spring under ring-shaped rubber.Under
Extension 11 is used to provide a stable installation to collision block under ring-shaped rubber 6 and position, collision block 6 and ring-shaped rubber under ring-shaped rubber
Upper collision block 5 matches, and axial direction that can be effectively to bushing in control arm makes limit, and there are certain linearity ranges, improve
The fatigue life of bushing, while ensure that excellent comfort.
In this particular embodiment, the thickness of collision block 6 is incremented by from the outside to the core under ring-shaped rubber.Collision block 5 is adopted under ring-shaped rubber
The structure thickeied with ecto-entad in turn ensures that it can smoothly be turned in press fitting while ensureing the intensity of the collision block structure
Go out, and certain axial limiting is provided, improves the comfort of vehicle.
Claims (7)
1. a kind of control arm front lining, including inner and outer tubes, the inner tube is co-axially located in the outer tube, described
It is connected by rubber spring between outer tube and the inner tube, it is characterised in that be provided with inserted sheet in the rubber spring.
2. a kind of control arm front lining as described in claim 1, it is characterised in that the inserted sheet is cylindric inserted sheet, described
Cylindric inserted sheet be co-axially located between the outer tube and the inner tube.
3. a kind of control arm front lining as claimed in claim 2, it is characterised in that in the circumferential wall of the cylindric inserted sheet
Axially disposed to have opening, the opening is from the upper surface of the cylindric inserted sheet to the following table of the cylindric inserted sheet
Face penetrates through, and makes the cylindric inserted sheet in the cross section at any place in " c-type ".
4. a kind of control arm front lining as claimed in claim 2 or claim 3, it is characterised in that the circumferential wall of the cylindric inserted sheet
On be provided with the inside and outside fabrication hole penetrated through.
5. a kind of control arm front lining as described in claim 1, it is characterised in that the outside level in upper end of the outer tube is turned over
Folding forms a cyclic annular limited wall, and the upper surface vulcanization of the cyclic annular limited wall is provided with collision block on a ring-shaped rubber, described
Collision block and the rubber spring integrally connected on ring-shaped rubber.
6. a kind of control arm front lining as described in claim 1 or 5, it is characterised in that the inner tube extends downward with
Lower extension, the lower extension stretch out the outer tube, ring-shaped rubber are provided on the lateral wall of the lower extension
Lower collision block, collision block and the rubber spring integrally connected under the ring-shaped rubber.
7. a kind of control arm front lining as claimed in claim 6, it is characterised in that the thickness of collision block under the ring-shaped rubber
It is incremented by from the outside to the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517726.8U CN207644102U (en) | 2017-11-14 | 2017-11-14 | A kind of control arm front lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721517726.8U CN207644102U (en) | 2017-11-14 | 2017-11-14 | A kind of control arm front lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207644102U true CN207644102U (en) | 2018-07-24 |
Family
ID=62890733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721517726.8U Active CN207644102U (en) | 2017-11-14 | 2017-11-14 | A kind of control arm front lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207644102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645471A (en) * | 2019-10-30 | 2020-09-11 | 摩登汽车有限公司 | Bush and vehicle control arm assembly |
-
2017
- 2017-11-14 CN CN201721517726.8U patent/CN207644102U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645471A (en) * | 2019-10-30 | 2020-09-11 | 摩登汽车有限公司 | Bush and vehicle control arm assembly |
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