CN208802049U - Rear subframe rear cross member - Google Patents
Rear subframe rear cross member Download PDFInfo
- Publication number
- CN208802049U CN208802049U CN201821213318.8U CN201821213318U CN208802049U CN 208802049 U CN208802049 U CN 208802049U CN 201821213318 U CN201821213318 U CN 201821213318U CN 208802049 U CN208802049 U CN 208802049U
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- Prior art keywords
- supporting beam
- bracket
- secondary frame
- vehicle
- cross beam
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 10
- 238000005266 casting Methods 0.000 claims abstract description 6
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 20
- 239000000463 material Substances 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000004080 punching Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 5
- 238000004512 die casting Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a kind of Rear secondary frame for vehicle rear cross beam, which includes: supporting beam, and there are two the connecting pins for being connected with vehicle body for tool；For the bracket of lower swing arm after installing, it is connected with supporting beam, also, bracket and supporting beam are Al-alloy parts.In the utility model, the material of bracket and supporting beam is all made of aluminium alloy, and compared to traditional metal plate punching part, the weight of Al-alloy parts is lighter, to realize the lightweight of vehicle.Supporting beam and bracket integrally casting shaping, i.e. Rear secondary frame for vehicle side rear cross beam is integrated die casting and forms, it is integrated in supporting beam to realize bracket, a large amount of welding sequence is eliminated, so that hard spot of the bracket in supporting beam is more accurate, improves the accuracy of manufacture, so that the factory consistency of Rear secondary frame for vehicle rear cross beam is more preferable, manufacturing process is also simplified simultaneously, the production cycle is shortened, to improve the quality of production and production efficiency.
Description
Technical field
The utility model relates to Rear secondary frame for vehicle technical fields, in particular to a kind of Rear secondary frame for vehicle rear cross beam.
Background technique
Subframe is the skeleton of tandem axle, while being also the component part of tandem axle, has support fore suspension and rear suspension, hair
The effects of motivation and diverter, while being connect by 4 points or 6 points with vehicle body, vibration and noise can be obstructed, reduces vibration and makes an uproar
Sound is directly entered compartment.In addition subframe is supported as the installation of all components of front-rear axle, to the modularization of vehicle assembly
Packing also functions to critical effect.
Rear cross beam is a component part of Rear secondary frame for vehicle, and traditional rear cross beam is metal plate punching part, and material is usually
SAPH440, heavier-weight, and it is welding between each bracket for being arranged on, it, will certainly since weld assembly is excessive
There is a problem of that assembly precision is lower.
Utility model content
In consideration of it, the utility model proposes a kind of Rear secondary frame for vehicle rear cross beams, it is intended to solve current Rear secondary frame for vehicle rear cross beam
The problem of heavier-weight.
The utility model proposes a kind of Rear secondary frame for vehicle rear cross beams, which includes: supporting beam, have
Two connecting pins for being connected with vehicle body；For the bracket of lower swing arm after installing, it is connected with supporting beam, also, props up
Frame and supporting beam are Al-alloy parts.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, supporting beam and bracket integrally casting shaping.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, the first recessed portion is provided at the top of supporting beam.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, supporting beam includes: supporter, is connected with bracket；For with
Two connectors that vehicle body is connected, are connected to the both ends of supporter.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, the top position of two connectors is above the top of supporter
Position.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, the junction rounding off of two connectors and supporter.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, the side of supporter is provided with the second recessed portion, the second recessed portion
Offer multiple lightening holes.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, bracket includes: connecting plate, and one side is connected with supporting beam, and
And connecting plate offers the connecting hole for being connected with rear lower swing arm.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, connecting plate is triangular plate, one side of triangular plate and supporting beam
Bottom be connected, also, one end of triangular plate is provided with connecting hole.
Further, in above-mentioned Rear secondary frame for vehicle rear cross beam, the surface of supporting beam open up there are two for connector be inserted into
Groove, also, two grooves are located at the two sides on the surface of supporting beam.
In the utility model, the material of bracket and supporting beam is all made of aluminium alloy, compared to traditional metal plate punching part, aluminium
The weight of alloy components is lighter, to realize the lightweight of vehicle.Supporting beam and bracket integrally casting shaping, i.e. Rear secondary frame for vehicle side
Rear cross beam is integrated die casting and forms, and is integrated in supporting beam to realize bracket, eliminates a large amount of welding sequence, makes
It is more accurate to obtain hard spot of the bracket in supporting beam, the accuracy of manufacture is improved, so that the factory one of Rear secondary frame for vehicle rear cross beam
Cause property is more preferable, and then improves the assembly precision of vehicle, ensure that the consistency of vehicle, while also simplifying manufacturing process, contracts
The short production cycle, to improve the quality of production and production efficiency.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of Rear secondary frame for vehicle rear cross beam provided by the embodiment of the utility model.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, the implementation in the utility model
Feature in example and embodiment can be combined with each other.It is below with reference to the accompanying drawings and in conjunction with the embodiments practical new this is described in detail
Type.
Referring to Fig. 1, the preferred structure of Rear secondary frame for vehicle rear cross beam provided in this embodiment is shown in figure.As shown, should
Rear secondary frame for vehicle rear cross beam includes: supporting beam 1 and bracket 2.Wherein, for the tool of supporting beam 1 there are two connecting pin, supporting beam 1 can pass through this
Two connecting pins are connected with vehicle body.Bracket 2 is connected with supporting beam 1, and rear lower swing arm is installed in supporting beam 1 by bracket 2,
Also, bracket 2 and the material of supporting beam 1 are all made of aluminium alloy, and compared to traditional metal plate punching part, the weight of Al-alloy parts is more
Gently, to realize the lightweight of vehicle.When it is implemented, bracket 2 at least two, each bracket 2 is arranged at intervals at supporting beam 1
Bottom.
In above-described embodiment, 2 integrally casting shaping of supporting beam 1 and bracket, i.e. Rear secondary frame for vehicle side rear cross beam is integrated mold
It casts, is integrated in supporting beam 1 to realize bracket 2, eliminates a large amount of welding sequence, so that bracket 2 is supporting
Hard spot on beam 11 is more accurate, improves the accuracy of manufacture, so that the factory consistency of Rear secondary frame for vehicle rear cross beam is more preferable, Jin Erti
The high assembly precision of vehicle, ensure that the consistency of vehicle, while also simplifying manufacturing process, shortens the production cycle, from
And improve the quality of production and production efficiency.In addition, the mold used is also simpler, cost is lower.
In above-described embodiment, the top of supporting beam 1 is provided with the first recessed portion 11, and it is recessed that two connecting pins are located at first
If the two sides in portion 11, on the one hand the setting of the first recessed portion 11 can reduce the weight of supporting beam 1, on the other hand be equivalent to supporting beam
1 top is provided with reinforcing rib, thus in the intensity that is light-weighted while can also guaranteeing supporting beam 1 for realizing supporting beam 1.
In the various embodiments described above, supporting beam 1 may include: supporter 12 and two connectors 13.Wherein, supporter 12
Bottom is provided at least two brackets 2.One end of two connectors 13 is connected with the two sides of supporter 12 respectively, two connections
The other end of body 13 is two connecting pins of supporting beam 1.The top position of two connectors 13 is above the top of supporter 12
Portion position, to form the first recessed portion 11.The equal rounding off in junction of two connectors 13 and supporter 12, to avoid
Stress is concentrated, and supporter 12 and each connector 13 is allowed preferably to bear external force.
In above-described embodiment, the side of supporter 12 is provided with the second recessed portion 14, and the second recessed portion 14 is provided with multiple
Lightening hole 15, further to mitigate the weight of supporter 12.
In the various embodiments described above, bracket 2 may include: connecting plate 21, one side of connecting plate 21 and the supporter of supporting beam 1
12 bottom is connected, also, connecting plate 21 offers the connecting hole 22 for being connected with rear lower swing arm.When it is implemented,
Connecting plate 21 is triangular plate, and one side of triangular plate is connected with the bottom of supporter 12, and an end of triangle is
Free end, and the end is provided with connecting hole 22, which is rounded ends.
In above-described embodiment, the surface of supporting beam 1 is opened up there are two groove 16, and two Rear secondary frame for vehicle side girders plug end
It can be inserted in respectively in each groove 16, to be connected with supporting beam 1.Two grooves 16 are located at the surface of supporting beam 1
Two sides, to adapt to the setting position of Rear secondary frame for vehicle side girder, when it is implemented, two grooves 16 are located at supporter 12 and each
Near the position that connector 13 is connected.The cross sectional shape of groove 16 can be the shapes such as rectangular, round, and specific shape can
It is determined according to the cross sectional shape for plugging end of Rear secondary frame for vehicle side girder, the present embodiment does not do any restriction to it.
Rear secondary frame for vehicle rear cross beam provided in this embodiment is axially symmetric structure, to keep Rear secondary frame for vehicle rear cross beam more preferable
Ground stress and power transmission, and the profile of Rear secondary frame for vehicle rear cross beam be airflow design, to avoid Rear secondary frame for vehicle rear cross beam exist due to
Stress is concentrated and problem easy to damage.
To sum up, in the present embodiment, the material of bracket 2 and supporting beam 1 is all made of aluminium alloy, compared to traditional metal plate punching
The weight of part, Al-alloy parts is lighter, to realize the lightweight of vehicle.2 integrally casting shaping of supporting beam 1 and bracket, i.e., after
Subframe side rear cross beam is integrated die casting and forms, and is integrated in supporting beam 1 to realize bracket 2, eliminates a large amount of
Welding sequence improves the accuracy of manufacture so that hard spot of the bracket 2 in supporting beam 11 is more accurate, so that Rear secondary frame for vehicle
The factory consistency of rear cross beam is more preferable, and then improves the assembly precision of vehicle, ensure that the consistency of vehicle, while also simplifying
Manufacturing process, shortens the production cycle, to improve the quality of production and production efficiency.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of Rear secondary frame for vehicle rear cross beam characterized by comprising
Supporting beam (1), there are two the connecting pins for being connected with vehicle body for tool；
For the bracket (2) of lower swing arm after installing, it is connected with the supporting beam (1), also, the bracket (2) and described
Supporting beam (1) is Al-alloy parts.
2. Rear secondary frame for vehicle rear cross beam according to claim 1, which is characterized in that
The supporting beam (1) and the bracket (2) integrally casting shaping.
3. Rear secondary frame for vehicle rear cross beam according to claim 1, which is characterized in that
The first recessed portion (11) are provided at the top of the supporting beam (1).
4. Rear secondary frame for vehicle rear cross beam according to claim 1, which is characterized in that the supporting beam (1) includes:
Supporter (12) is connected with the bracket (2)；
Two connectors (13) for being connected with the vehicle body, are connected to the both ends of the supporter (12).
5. Rear secondary frame for vehicle rear cross beam according to claim 4, which is characterized in that
The top position of two connectors (13) is above the top position of the supporter (12).
6. Rear secondary frame for vehicle rear cross beam according to claim 5, which is characterized in that
The junction rounding off of two connectors (13) and the supporter (12).
7. Rear secondary frame for vehicle rear cross beam according to claim 4, which is characterized in that
The side of the supporter (12) is provided with the second recessed portion (14), and second recessed portion (14) offers multiple losss of weight
Hole (15).
8. Rear secondary frame for vehicle rear cross beam described in any one of -7 according to claim 1, which is characterized in that the bracket (2) includes:
Connecting plate (21), one side are connected with the supporting beam (1), also, the connecting plate (21) offer for institute
State the connecting hole (22) that rear lower swing arm is connected.
9. Rear secondary frame for vehicle rear cross beam according to claim 8, which is characterized in that
The connecting plate (21) is triangular plate, and one side of the triangular plate is connected with the bottom of the supporting beam (1), and
And one end of the triangular plate is provided with the connecting hole (22).
10. Rear secondary frame for vehicle rear cross beam described in any one of -7 according to claim 1, which is characterized in that
The surface of the supporting beam (1) is opened up there are two for the groove (16) that is inserted into connector, also, two grooves
(16) two sides on the surface of the supporting beam (1) are located at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213318.8U CN208802049U (en) | 2018-07-27 | 2018-07-27 | Rear subframe rear cross member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821213318.8U CN208802049U (en) | 2018-07-27 | 2018-07-27 | Rear subframe rear cross member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208802049U true CN208802049U (en) | 2019-04-30 |
Family
ID=66230921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821213318.8U Active CN208802049U (en) | 2018-07-27 | 2018-07-27 | Rear subframe rear cross member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208802049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901763A (en) * | 2019-09-05 | 2020-03-24 | 宁波拓普汽车电子有限公司 | Integrated lightweight molding three-stage post-constraining auxiliary frame |
-
2018
- 2018-07-27 CN CN201821213318.8U patent/CN208802049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901763A (en) * | 2019-09-05 | 2020-03-24 | 宁波拓普汽车电子有限公司 | Integrated lightweight molding three-stage post-constraining auxiliary frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20241011 Granted publication date: 20190430 |
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| PP01 | Preservation of patent right |