CN207089413U - Passenger car aluminium alloy knuckle - Google Patents
Passenger car aluminium alloy knuckle Download PDFInfo
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- CN207089413U CN207089413U CN201720765352.5U CN201720765352U CN207089413U CN 207089413 U CN207089413 U CN 207089413U CN 201720765352 U CN201720765352 U CN 201720765352U CN 207089413 U CN207089413 U CN 207089413U
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- aluminium alloy
- conical bore
- passenger car
- ball pin
- knuckle
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Abstract
The utility model provides a kind of passenger car aluminium alloy knuckle, the mounting interface of ball pin cone bar is provided with the passenger car aluminium alloy knuckle, the mounting interface of the ball pin cone bar includes track rod ball pin cone bar mounting interface, lower control arm ball pin cone bar mounting interface and upper suspension arm ball pin cone bar mounting interface.The utility model passenger car aluminium alloy knuckle is based on knuckle interface stressing conditions, and combines aluminum alloy materials intensity and hardness performance, and ball pin cone bar mounting interface physical dimension is rationally designed on aluminium alloy knuckle.The utility model is in the case of without embedded steel bushing, you can ensures connection reliability, while light weight effect is weaker, technique is more complicated and cost is higher caused by solving the problems, such as steel bushing.
Description
Technical field
Riding vehicle field is the utility model is related to, more particularly to a kind of passenger car aluminium alloy knuckle.
Background technology
In riding vehicle field, knuckle is one of vital part in passenger vehicle bottom disc system, connection wheel, damping system
The parts such as system, transmission system, suspension, steering and brakes, complete vehicle weight, road surface collision punching are undertaken during military service
The effect of Various Complex operating loading such as hit, brake.Therefore, there is higher intensity requirement to knuckle.
At present, commonly use knuckle and use cast iron or forged steel material manufacture.But will in increasingly urgent energy-saving and emission-reduction society
Ask down, the lightweight of chassis part has turned into the development trend of passenger car, and aluminium alloy knuckle is also just constantly being used by market.
It is however, relatively low relative to traditional cast iron or forged steel material, hardness, the intensity of aluminum alloy materials.When aluminium alloy
When action of compressive stress is born on knuckle surface, the Problem of Failure of surface conquassation or surrounding structure cracking easily occurs.
In the prior art, interface shape common on knuckle is that ball pin bores bar and taper hole interference fit.Tightening dress
During matching somebody with somebody, ball pin cone bar is directly overlayed on the surface of knuckle.In order to ensure connection reliability, often need to apply larger pre-
Clamp force, and produce larger compression on the interface of cone bar and knuckle.If interface structure design is unreasonable, easily send out
The problem of raw interface fails.Therefore, when designing aluminium alloy knuckle, it is necessary to which emphasis considers the structural strength in the region, to protect
Demonstrate,prove interface reliability.
Fig. 1 is the structural representation in the prior art with steel bushing aluminium alloy knuckle.As shown in figure 1, presently mainly exist
Aluminium alloy knuckle 10 is embedded in steel bushing 11 to solve the problems, such as aluminium alloy knuckle taper hole connection reliability.
However, this method has as a drawback that：
First, the gross weight of part is added after introducing steel bushing, reduces light weight effect.When designing multiple taper holes on knuckle
During interface, light weight effect becomes apparent with reducing.
2nd, need to increase steel bushing press fitting process, add processing cost.
3rd, adding steel bushing causes steel and aluminium directly to contact, if steel bushing surface treatment is improper easily to trigger galvanic corrosion problem,
Increase quality control cost.
Utility model content
The technical problems to be solved in the utility model is to overcome band steel bushing aluminium alloy knuckle weight in the prior art
A kind of the defects of heavy and cost is high, there is provided passenger car aluminium alloy knuckle.
The utility model is that solve above-mentioned technical problem by following technical proposals：
A kind of passenger car aluminium alloy knuckle, its feature are, ball pin is provided with the passenger car aluminium alloy knuckle
The mounting interface of bar is bored, the mounting interface of the ball pin cone bar includes track rod ball pin cone bar mounting interface, lower control arm
Ball pin bores bar mounting interface and upper suspension arm ball pin cone bar mounting interface.
According to one embodiment of the present utility model, the track rod ball pin bores bar mounting interface by the first conical bore
Formed with the first cylindrical hole, it is smaller by one in both ends Zhong compare little one end of first conical bore and the both ends of first cylindrical hole
End is connected, and the diameter of first cylindrical hole is identical with the diameter of both ends Zhong compare little one end of first conical bore.
According to one embodiment of the present utility model, lower control arm ball pin cone bar mounting interface by the second conical bore and
Second cylindrical hole forms, both ends Zhong compare little one end of second conical bore and both ends Zhong compare little one end of second cylindrical hole
It is connected, and the diameter of second cylindrical hole is identical with the diameter of both ends Zhong compare little one end of second conical bore.
According to one embodiment of the present utility model, upper suspension arm ball pin cone bar mounting interface by the 3rd conical bore and
3rd cylindrical hole forms, both ends Zhong compare little one end of the 3rd conical bore and both ends Zhong compare little one end of the 3rd cylindrical hole
It is connected, and the diameter of the 3rd cylindrical hole is identical with the diameter of both ends Zhong compare little one end of the 3rd conical bore.
According to one embodiment of the present utility model, first conical bore, second conical bore and the 3rd circle
The taper hole of taper hole is highly 25-40mm.
According to one embodiment of the present utility model, first conical bore, second conical bore and the 3rd circle
A diameter of 12-30mm of larger one end in the both ends of the taper hole of taper hole.
According to one embodiment of the present utility model, first conical bore, second conical bore and the 3rd circle
A diameter of 10.5-20.5mm of both ends Zhong compare little one end of the taper hole of taper hole.
According to one embodiment of the present utility model, first cylindrical hole, second cylindrical hole and the 3rd circle
The height of post holes is 0-8mm.
According to one embodiment of the present utility model, the profile of the mounting interface of the ball pin cone bar is cylindrical in cone
The taper of cone is consistent with the taper of female cone, and the outside diameter of outer cone is 2-3 times of the outside diameter of female cone.
According to one embodiment of the present utility model, the passenger car aluminium alloy knuckle is using casting or forging technology system
Blank, and after being molded via simple metal cutting, without embedded steel bushing, you can directly assembled with ball pin cone bar.
Positive effect of the present utility model is：
The utility model passenger car aluminium alloy knuckle is based on knuckle interface stressing conditions, and it is strong to combine aluminum alloy materials
Degree and hardness performance, ball pin cone bar mounting interface physical dimension is rationally designed on aluminium alloy knuckle.The utility model is in nothing
In the case of steel bushing need to being embedded in, you can ensure connection reliability, while light weight effect caused by solving steel bushing is weaker, technique
The problem of more complicated and cost is higher.
Brief description of the drawings
The above and other feature of the utility model, property and advantage are by by with reference to the accompanying drawings and examples
Describing and become apparent, identical reference represents identical feature all the time in the accompanying drawings, wherein：
Fig. 1 is the structural representation in the prior art with steel bushing aluminium alloy knuckle.
Fig. 2 is the structural representation of the utility model passenger car aluminium alloy knuckle.
Fig. 3 is the partial sectional view of ball pin mounting interface in the utility model passenger car aluminium alloy knuckle.
Fig. 4 is the sectional view splitted in Fig. 3 along line A-A.
Fig. 5 is the assembling schematic diagram that the utility model passenger car aluminium alloy knuckle bores bar assembly with ball pin.
Fig. 6 is that the utility model passenger car aluminium alloy knuckle bores the partial sectional view after bar general assembly with ball pin.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing to this practicality
New embodiment elaborates.
Embodiment of the present utility model is described with detailed reference to accompanying drawing now.Now with detailed reference to of the present utility model excellent
Embodiment is selected, its example is shown in the drawings.In the case of any possible, it will be marked and using identical in all of the figs
Represent same or analogous part.
In addition, although the term used in the utility model is selected from public term, but this reality
It is probably that applicant exists by his or her judgement come selection, its detailed meanings with some terms mentioned in new specification
Illustrate in the relevant portion of description herein.In addition, it is desirable to not only by used actual terms, and be also to by every
Meaning that individual term is contained understands the utility model.
Fig. 2 is the structural representation of the utility model passenger car aluminium alloy knuckle.Fig. 3 is the utility model passenger car aluminium
The partial sectional view of ball pin mounting interface in alloy knuckle.Fig. 4 is the sectional view splitted in Fig. 3 along line A-A.Fig. 5 is this reality
With the assembling schematic diagram of new passenger car aluminium alloy knuckle and ball pin cone bar assembly.Fig. 6 closes for the utility model passenger car aluminium
Golden knuckle and the partial sectional view after ball pin cone bar general assembly.
As shown in Figures 2 to 6, the utility model discloses a kind of passenger car aluminium alloy knuckle, in the passenger car aluminium
The mounting interface of ball pin cone bar is provided with alloy knuckle, the mounting interface of the ball pin cone bar includes track rod ball pin
Bore bar mounting interface 20, lower control arm ball pin cone bar mounting interface 30 and upper suspension arm ball pin cone bar mounting interface 40.
Wherein, track rod ball pin cone bar mounting interface 20 is made up of the first conical bore 21 and the first cylindrical hole 22, the
Both ends Zhong compare little one end of one conical bore 21 is connected with both ends Zhong compare little one end of the first cylindrical hole 22, and the first cylindrical hole 22
The diameter of both ends Zhong compare little one end of diameter and the first conical bore 21 is identical.
Lower control arm ball pin cone bar mounting interface 30 is made up of the second conical bore 31 and the second cylindrical hole 32, the second conical bore
31 both ends Zhong compare little one end is connected with both ends Zhong compare little one end of the second cylindrical hole 32, and the diameter of the second cylindrical hole 32 and
The diameter of both ends Zhong compare little one end of two conical bores 31 is identical.
Upper suspension arm ball pin cone bar mounting interface 40 is made up of the 3rd conical bore 41 and the 3rd cylindrical hole 42, the 3rd conical bore
41 both ends Zhong compare little one end is connected with both ends Zhong compare little one end of the 3rd cylindrical hole 42, and the diameter of the 3rd cylindrical hole 42 and
The diameter of both ends Zhong compare little one end of three conical bores 41 is identical.
Preferably, the taper hole height H of the first conical bore 21 in the present embodiment, the second conical bore 31 and the 3rd conical bore 41
For 25-40mm.The diameter of larger one end in the both ends of the taper hole of first conical bore 21, the second conical bore 31 and the 3rd conical bore 41
D1 is 12-30mm.Both ends Zhong compare little one end of the taper hole of first conical bore 21, the second conical bore 31 and the 3rd conical bore 41 it is straight
Footpath d is 10.5-20.5mm.The height h of first cylindrical hole 22, the second cylindrical hole 32 and the 3rd cylindrical hole 42 is 0-8mm.
It is further preferred that in the present embodiment, the profile of the mounting interface of the ball pin cone bar is in cone, outer cone
Taper it is consistent with the taper of female cone, and the outside diameter D2 of outer cone is 2-3 times of outside diameter D1 of female cone.
According to the utility model the description above, the passenger car aluminium alloy knuckle in the present embodiment preferably by
Blank is made in casting or forging technology, and after being molded via simple metal cutting, so can be straight without embedded steel bushing
Connect for being assembled with ball pin cone bar.
As shown in Figure 5 and Figure 6, it illustrates the steering linkage interface area of the passenger car aluminium alloy knuckle and ball pin
The assembly figure of bar assembly is bored, lower control arm and upper suspension arm region are similar with this.
The technical problems to be solved in the utility model is to both can guarantee that aluminium alloy knuckle taper hole intensity and connection can
By property, the drawbacks of light weight effect caused by can avoiding steel bushing again weakens, process complexity increase and processing cost rise, therefore
The passenger car aluminium alloy knuckle is using the aluminium alloy knuckle without steel bushing.
In summary, the utility model passenger car aluminium alloy knuckle is based on knuckle interface stressing conditions, and combines aluminium
Alloy material intensity and hardness performance, ball pin cone bar mounting interface physical dimension is rationally designed on aluminium alloy knuckle.This reality
With new in the case of without embedded steel bushing, you can ensure connection reliability, while lightweight caused by solving steel bushing is imitated
The problem of fruit is weaker, technique is more complicated and cost is higher.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within the scope of protection of the utility model.
Claims (10)
1. a kind of passenger car aluminium alloy knuckle, it is characterised in that ball pin cone is provided with the passenger car aluminium alloy knuckle
The mounting interface of bar, the mounting interface of the ball pin cone bar include track rod ball pin cone bar mounting interface, lower control arm ball
Pin cone bar mounting interface and upper suspension arm ball pin cone bar mounting interface.
2. passenger car aluminium alloy knuckle as claimed in claim 1, it is characterised in that the track rod ball pin cone bar peace
Attaching mouth is made up of the first conical bore and the first cylindrical hole, both ends Zhong compare little one end of first conical bore and first circle
Both ends Zhong compare little one end of post holes is connected, and smaller by one in the both ends of the diameter of first cylindrical hole and first conical bore
The diameter at end is identical.
3. passenger car aluminium alloy knuckle as claimed in claim 2, it is characterised in that the lower control arm ball pin cone bar installation
Interface is made up of the second conical bore and the second cylindrical hole, both ends Zhong compare little one end of second conical bore and second cylinder
The both ends Zhong compare little one end in hole is connected, and both ends Zhong compare little one end of the diameter of second cylindrical hole and second conical bore
Diameter it is identical.
4. passenger car aluminium alloy knuckle as claimed in claim 3, it is characterised in that the upper suspension arm ball pin cone bar installation
Interface is made up of the 3rd conical bore and the 3rd cylindrical hole, both ends Zhong compare little one end of the 3rd conical bore and the 3rd cylinder
The both ends Zhong compare little one end in hole is connected, and both ends Zhong compare little one end of the diameter of the 3rd cylindrical hole and the 3rd conical bore
Diameter it is identical.
5. passenger car aluminium alloy knuckle as claimed in claim 4, it is characterised in that first conical bore, described second
The taper hole of conical bore and the 3rd conical bore is highly 25-40mm.
6. passenger car aluminium alloy knuckle as claimed in claim 4, it is characterised in that first conical bore, described second
A diameter of 12-30mm of larger one end in the both ends of the taper hole of conical bore and the 3rd conical bore.
7. passenger car aluminium alloy knuckle as claimed in claim 4, it is characterised in that first conical bore, described second
A diameter of 10.5-20.5mm of both ends Zhong compare little one end of the taper hole of conical bore and the 3rd conical bore.
8. passenger car aluminium alloy knuckle as claimed in claim 4, it is characterised in that first cylindrical hole, described second
The height of cylindrical hole and the 3rd cylindrical hole is 0-8mm.
9. passenger car aluminium alloy knuckle as claimed in claim 1, it is characterised in that the mounting interface of the ball pin cone bar
Profile is in cone, and the taper of outer cone is consistent with the taper of female cone, and the outside diameter of outer cone is the big end of female cone
2-3 times of diameter.
10. the passenger car aluminium alloy knuckle as described in claim 1-9 any one, it is characterised in that the passenger car aluminium
Blank is made using casting or forging technology in alloy knuckle, and is molded by metal cutting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765352.5U CN207089413U (en) | 2017-06-28 | 2017-06-28 | Passenger car aluminium alloy knuckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720765352.5U CN207089413U (en) | 2017-06-28 | 2017-06-28 | Passenger car aluminium alloy knuckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207089413U true CN207089413U (en) | 2018-03-13 |
Family
ID=61554009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720765352.5U Active CN207089413U (en) | 2017-06-28 | 2017-06-28 | Passenger car aluminium alloy knuckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207089413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058286A (en) * | 2018-08-08 | 2018-12-21 | 蔚来汽车有限公司 | Control arm ball pin assembly and vehicle configured with the control arm ball pin assembly |
-
2017
- 2017-06-28 CN CN201720765352.5U patent/CN207089413U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058286A (en) * | 2018-08-08 | 2018-12-21 | 蔚来汽车有限公司 | Control arm ball pin assembly and vehicle configured with the control arm ball pin assembly |
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