CN205736900U - Automobile engine rear suspension - Google Patents
Automobile engine rear suspension Download PDFInfo
- Publication number
- CN205736900U CN205736900U CN201620447550.2U CN201620447550U CN205736900U CN 205736900 U CN205736900 U CN 205736900U CN 201620447550 U CN201620447550 U CN 201620447550U CN 205736900 U CN205736900 U CN 205736900U
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- CN
- China
- Prior art keywords
- subframe
- link
- welded
- support plate
- base plate
- Prior art date
- 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.)
- Expired - Fee Related
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- Body Structure For Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a kind of automobile engine rear suspension, including the left link of subframe, the right link of subframe and rubber bushing, the left link of subframe uses steel plate punched to form, the upper end of the left link of subframe is bearing in the lower left side of endless metal shell and is welded and fixed, front and rear sides bottom the left link of subframe the most outwards turns down the left mounting platform of formation level, each left mounting platform is provided with a projection welding bolt for being connected with subframe；The right link of subframe is welded by support plate and base plate, the upper end of support plate is bearing in the lower right side of endless metal shell and is welded and fixed, the bending straight down of the lower end of support plate, and it is weldingly fixed on before and after base plate at middle position by lower end, the front and rear portions of base plate is each provided with a project-welding nut for being connected with subframe, the inner side edge of base plate flips up and is welded on the inner side of support plate, is welded with gear-shifting inhaul cable fixed support at the upper left position of endless metal outer shell outer wall.Optimize structure, reduce and manufacture and design cost, alleviate weight.
Description
Technical field
This utility model relates to car engine suspension structure, is specifically related to back suspension device of engine.
Background technology
Existing back suspension device of engine generally by subframe link, endless metal shell, metal core and
Vulcanite forms.In metal core is centrally positioned in endless metal shell and by vulcanite and annular
Metal shell is fixed together, and endless metal shell, metal core and vulcanite collectively constitute rubber lining
Set plays the effect of damping.
The subject matter that structure exists now is: (1) subframe link uses casting, and mould becomes
This height, and weight is big；(2) the structure design of rubber bushing is unreasonable, causes suspension static stiffness curve to hold
Flex point easily occur, the NVH poor performance of car load, damping effect is bad.
Utility model content
This utility model be intended to optimize rear-suspending, the particularly structure of subframe link, reduce manufacture and
Design cost, alleviates weight.
To this end, the technical scheme that this utility model is used is: a kind of automobile engine rear suspension, including
The left link of subframe, the right link of subframe and rubber bushing, described rubber bushing includes endless metal
Shell, metal core, described metal core is centrally positioned in endless metal shell, and by sulfuration rubber
Glue is fixed together with endless metal shell, and the left link of described subframe uses steel plate punched to form, horizontal
Cross section is " Ω " shape, and the opening of " Ω " shape is towards the right link of subframe, the left link of subframe
Upper end be bearing in the lower left side of endless metal shell and be welded and fixed, the lower end court of the left link of subframe
Away from the right link of subframe direction tilt, the front and rear sides bottom the left link of subframe respectively to
The left mounting platform of outer turnover formation level, each left mounting platform is provided with a projection welding bolt for
It is connected with subframe；The right link of described subframe is welded by support plate and base plate, support plate and the end
Plate all uses steel plate punched to form, support plate cross section be " n " shape and opening towards the left link of subframe,
The upper end of support plate is bearing in the lower right side of endless metal shell and is welded and fixed, support plate by upper end in
Bottom gradually tilts towards the direction away from the left link of subframe, bending straight down from middle and lower part to lower end,
And be weldingly fixed on before and after base plate at middle position by lower end, the front and rear portions of described base plate is respectively arranged
Having a project-welding nut for being connected with subframe, the inner side edge of described base plate flips up and is welded on and props up
The inner side of board, is welded with fixing of gear-shifting inhaul cable at the upper left position of described endless metal outer shell outer wall
Frame.
Preferred as such scheme, described metal core is wide at the top and narrow at the bottom, and waist has been centrally located front-suspension
Support connecting hole, is arranged at intervals with two the first lightening holes, at metal core about metal core top
Be arranged at intervals with two the second lightening holes about bottom, described vulcanite include being supported on metal core with
"eight" shape part between endless metal shell, it is positioned at the arch section at metal core top, and arc
Shape part overlaps with the axial line of front-suspension bracket connecting hole.Optimize the knot of vulcanite and metal core
Structure, position and shape, when variator vibration can be avoided excessive, there is flex point, makes in suspension static stiffness curve
Static stiffness curve seamlessly transits at non-linear section, improves damping effect and the NVH performance of car load, it is ensured that rubber
While glue bush structure intensity, alleviate weight, reduce cost.
Further, the root of described arch section is connected with the root of "eight" shape part, "eight" shape
The left part of part is connected by the coupling part bottom metal core with right part, thus by whole
In metal core is wrapped in.
It addition, the cross section of described first lightening hole is right-angled trapezium, the cross section of the second lightening hole is straight
Angle triangle, and the cross-sectional area of the first lightening hole is more than the cross-sectional area of the second lightening hole, it is ensured that structure
On the premise of performance, reduce cost to greatest extent, alleviate weight.
That side width minimum that two described first lightening holes are relative, is gradually increased towards left and right sides width；
That side width minimum that two the second lightening holes are relative, is gradually increased towards left and right sides width；Further
Optimize the structure of first, second lightening hole.
The beneficial effects of the utility model: subframe connecting plate uses split-type structural, point left and right two parts,
Being bearing in the lower section of rubber bushing, be respectively adopted sheet metal component and make, the left link of subframe is right with subframe
The spacing of link is gradually increased from top to bottom, it is ensured that supporting reliability, simple in construction, avoids die sinking,
Reduce manufacture and design cost, it is ensured that while structural strength, alleviate weight.
Accompanying drawing explanation
Fig. 1 is axonometric drawing of the present utility model.
Fig. 2 is left view of the present utility model.
Fig. 3 is right view of the present utility model.
Fig. 4 is the structural representation of rubber bushing.
Detailed description of the invention
Below by embodiment and combine accompanying drawing, the utility model is described in further detail:
Shown in Fig. 1 Fig. 3, a kind of automobile engine rear suspension, mainly by the left link of subframe 1,
The right link of subframe 2 and rubber bushing 3 three part composition.
As shown in Figure 4, rubber bushing 3 includes endless metal shell 31 and metal core 32, metal core
32 are centrally positioned in endless metal shell 31, and by vulcanite 33 and endless metal shell 31
It is fixed together.
Shown in Fig. 1 Fig. 4, the left link of subframe 1 uses steel plate punched to form, and cross section is " Ω "
Shape, and the opening of " Ω " shape is towards the right link of subframe 2.The upper end bearing of the left link of subframe 1
In the lower left side of endless metal shell 31 and be welded and fixed, the lower end of the left link of subframe 1 is towards away from pair
The direction of the right link of vehicle frame 2 tilts, and the front and rear sides bottom the left link of subframe 1 is the most outwards
The left mounting platform 1a of turnover formation level, each left mounting platform 1a is provided with a projection welding bolt 4
For being connected with subframe.
The right link of subframe 2 is welded by support plate 21 and base plate 22, and support plate 21 uses steel plate
Being stamped to form, cross section is that " n " shape and opening are towards the left link of subframe 1.I.e. support plate 21 and pair
The opening of the left link of vehicle frame 1 is oppositely arranged.The upper end of support plate 21 is bearing in endless metal shell 31
Lower right side and be welded and fixed, support plate 21 by upper end to middle and lower part gradually towards away from the left link of subframe
The direction of 1 tilts, bending straight down from middle and lower part to lower end, and is weldingly fixed on base plate by lower end
Before and after 22 at middle position.Base plate 22 uses steel plate punched to form, and the front and rear portions of base plate 22 respectively sets
It is equipped with a project-welding nut 5 for being connected with subframe.The inner side edge of base plate 22 flips up and is welded on
The inner side of support plate 21.Gear-shifting inhaul cable it is welded with solid at the upper left position of endless metal shell 31 outer wall
Fixed rack 6, for moving towards spacing to gear-shifting inhaul cable.
Preferably, metal core 32 is wide at the top and narrow at the bottom, and waist has been centrally located rear suspension bracket connecting hole,
Two the first lightening holes it are arranged at intervals with, about metal core 32 bottom about metal core 32 top
Being arranged at intervals with two the second lightening holes, vulcanite 33 includes being supported on metal core 32 and annular gold
Belong to the "eight" shape part between shell 31, be positioned at the arch section at metal core 32 top, and arc
Shape part overlaps with the axial line of rear suspension bracket connecting hole.
It addition, the root of arch section is connected with the root of "eight" shape part, "eight" shape part
Left part is connected by the coupling part bottom metal core 32 with right part, thus by whole metal
In fuse 32 is wrapped in.
Further, the cross section of the first lightening hole is right-angled trapezium, and the cross section of the second loss of weight is right angle three
Dihedral, and the cross-sectional area of the first lightening hole is more than the cross-sectional area of the second lightening hole.Two the first losss of weight
The width of hole relative position is minimum, is gradually increased towards left and right sides width；Two the second lightening holes are relative
The width of position is minimum, is gradually increased towards left and right sides width.
Claims (5)
1. an automobile engine rear suspension, including the left link of subframe (1), the right link of subframe
(2) and rubber bushing (3), described rubber bushing (3) includes endless metal shell (31), metal-cored
Son (32), described metal core (32) is centrally positioned in endless metal shell (31), and passes through sulfur
Change rubber (33) to be fixed together with endless metal shell (31), it is characterised in that: described subframe
Left link (1) uses steel plate punched to form, and cross section is " Ω " shape, and the opening court of " Ω " shape
To the right link of subframe (2), the upper end of the left link of subframe (1) is bearing in endless metal shell (31)
Lower left side and be welded and fixed, the lower end of the left link of subframe (1) is towards away from the right link of subframe (2)
Direction tilt, the front and rear sides of the left link of subframe (1) bottom respectively outwards turnover formation level
Left mounting platform (1a), each left mounting platform (1a) is provided with projection welding bolt (4) and uses
In being connected with subframe；The right link of described subframe (2) is welded by support plate (21) and base plate (22)
Connecing and form, support plate (21) and base plate (22) all use steel plate punched to form, and support plate (21) is horizontal
Cross section is " n " shape and opening is bearing in towards the left link of subframe (1), the upper end of support plate (21)
The lower right side of endless metal shell (31) is also welded and fixed, support plate (21) by upper end to middle and lower part by
Gradually tilt towards the direction away from the left link of subframe (1), bending straight down from middle and lower part to lower end,
And it is weldingly fixed on before and after base plate (22) at middle position by lower end, before described base plate (22),
Rear portion is each provided with a project-welding nut (5) and is used for being connected with subframe, the inner side of described base plate (22)
While flip up and be welded on the inner side of support plate (21), described endless metal shell (31) outer wall
Gear-shifting inhaul cable fixed support (6) it is welded with at upper left position.
2. according to the automobile engine rear suspension described in claim 1, it is characterised in that: described metal-cored
Son (32) is wide at the top and narrow at the bottom, and waist has been centrally located rear suspension bracket connecting hole, in metal core (32)
Two the first lightening holes it are arranged at intervals with, in metal core (32) bottom between left and right every setting about top
Two the second lightening holes, described vulcanite (33) are had to include being supported on metal core (32) and annular
"eight" shape part between metal shell (31), it is positioned at the curved portions at metal core (32) top
Divide, and arch section overlaps with the axial line of rear suspension bracket connecting hole.
3. according to the automobile engine rear suspension described in claim 2, it is characterised in that: described curved portions
The root divided is connected with the root of "eight" shape part, the left part of "eight" shape part and right side
Divide the coupling part by metal core (32) bottom to be connected, thus whole metal core (32) is wrapped
In being rolled in.
4. according to the automobile engine rear suspension described in claim 2, it is characterised in that: described first subtracts
The cross section of repeated hole is right-angled trapezium, and the cross section of the second loss of weight is right angled triangle, and the first lightening hole
Cross-sectional area more than the cross-sectional area of the second lightening hole.
5. according to the automobile engine rear suspension described in claim 4, it is characterised in that: two described
The width of one lightening hole relative position is minimum, is gradually increased towards left and right sides width；Two the second losss of weight
The width of hole relative position is minimum, is gradually increased towards left and right sides width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620447550.2U CN205736900U (en) | 2016-05-17 | 2016-05-17 | Automobile engine rear suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620447550.2U CN205736900U (en) | 2016-05-17 | 2016-05-17 | Automobile engine rear suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205736900U true CN205736900U (en) | 2016-11-30 |
Family
ID=57363633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620447550.2U Expired - Fee Related CN205736900U (en) | 2016-05-17 | 2016-05-17 | Automobile engine rear suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205736900U (en) |
-
2016
- 2016-05-17 CN CN201620447550.2U patent/CN205736900U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20190517 |