CN110510001A - Automobile multi link type Rear secondary frame for vehicle - Google Patents
Automobile multi link type Rear secondary frame for vehicle Download PDFInfo
- Publication number
- CN110510001A CN110510001A CN201910812776.6A CN201910812776A CN110510001A CN 110510001 A CN110510001 A CN 110510001A CN 201910812776 A CN201910812776 A CN 201910812776A CN 110510001 A CN110510001 A CN 110510001A
- Authority
- CN
- China
- Prior art keywords
- stringer
- support
- right vertical
- left stringer
- vertical beam
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims description 13
- 229910000838 Al alloy Inorganic materials 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
- B62D21/155—Sub-frames or underguards
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Present invention discloses second supports behind first support after a kind of automobile multi link type Rear secondary frame for vehicle, including front beam, rear cross beam, left stringer, right vertical beam, left front bracket, left back first support, left back second support, right anterior branch frame, the right side and the right side；The left end of the front beam and the front end of the left stringer are affixed, and the right end of the front beam and the front end of the right vertical beam are affixed；The left end of the rear cross beam and the rear end of the left stringer are affixed, and the rear end of the right end and the right vertical beam of the left stringer is affixed；The left back second support is installed on the upper surface of the left stringer, with the left back first support close to；It is described it is right after second support be installed on the upper surface of the right vertical beam, with it is described it is right after first support close to.Bracket of the invention is arranged on left stringer and right vertical beam, and with corresponding front beam, rear cross beam close to, the gravity that bracket upper member can be integrally born by front beam, rear cross beam, left stringer and right vertical beam avoids it that torsional deformation occurs under prolonged work, prolongs its service life.
Description
Technical field
The present invention relates to vehicle frame technical fields, specifically, more particularly to a kind of automobile multi link type Rear secondary frame for vehicle.
Background technique
In order to meet the higher requirement of automobile chassis handling, more and more automobile selections use multi link formula at present
Suspension.Multi-link lever suspension fork refers to be made of three or three or more connecting rods, and multi-link lever suspension fork has multiple connecting rods, can
The control of many aspects active force is carried out to wheel, to be individually adjusted to wheel alignment, with very big adjustment space and
Reequip possibility.
Multi-link suspension structure is complicated, part is more, and technique is wanted, manufacturing cost is high, built-up time is long, common at present
The front beam and stringer of double leval jib and five connecting rod Rear secondary frame for vehicle are spliced using traditional punching press metal plate, usually first by installation branch
Frame is weldingly fixed on rear cross beam, then by rear cross beam welding on left stringer and right vertical beam.It is mounted on the component in mounting bracket
Bearing capacity is carried alone by rear cross beam, and rear cross beam is easily distorted deformation under prolonged work, seriously affects its use
Service life, or even will affect driving installation, jeopardize driver.In addition, Rear secondary frame for vehicle is full steel structure, the density of steel is larger, causes
The heavier-weight of Rear secondary frame for vehicle.
Summary of the invention
The purpose of the present invention is overcoming the shortcomings of the prior art, a kind of automobile multi link type Rear secondary frame for vehicle is provided.
The purpose of the present invention is achieved through the following technical solutions:
A kind of automobile multi link type Rear secondary frame for vehicle, including front beam, rear cross beam, left stringer, right vertical beam, left front bracket, left back
One bracket, left back second support, right anterior branch frame, it is right after second support behind first support and the right side；
The left end of the front beam and the front end of the left stringer are affixed, the front end of the right end of the front beam and the right vertical beam
It is affixed；
The left end of the rear cross beam and the rear end of the left stringer are affixed, after the right end and the right vertical beam of the left stringer
It holds affixed；
The front beam, rear cross beam, left stringer and right vertical beam mutual cooperation constitute trapezoidal, wherein the front beam and rear cross
Beam is aluminum alloy extrusion section bar cutting member, and the left stringer and right vertical beam are aluminum alloy extrusion section bar bending cutting member；
The both ends of the left stringer and right vertical beam are fixedly provided with installation sleeve, and the installation sleeve is the cutting of aluminium alloy extrusions pipe
Part；
The left front bracket is installed on the lateral surface of the left stringer, positioned at the interface of the left stringer and front beam；Institute
It states right anterior branch frame to be installed on the lateral surface of the right vertical beam, positioned at the interface of the right vertical beam and front beam；It is described left back
First support is installed on the lateral surface of the left stringer, positioned at the interface of the left stringer and rear cross beam；It is described it is right after the
One bracket is installed on the lateral surface of the right vertical beam, positioned at the interface of the right vertical beam and rear cross beam；Described left back second
Bracket is installed on the upper surface of the left stringer, with the left back first support close to；Second support is installed in behind the right side
On the upper surface of the right vertical beam, with it is described it is right after first support close to.
Preferably, the left stringer and right vertical beam are in arc-shaped and mirror settings, and the lateral surface of the left stringer and the right side are vertical
The lateral surface of beam is in indent.
Preferably, the length of the front beam is greater than the length of the rear cross beam.
Preferably, the installation sleeve is aluminium bending part or aluminium casting.
The beneficial effects are mainly reflected as follows:
1, deft design, bracket are arranged on left stringer and right vertical beam, and with corresponding front beam, rear cross beam close to can be by
Front beam, rear cross beam, left stringer and right vertical beam integrally bear the gravity of bracket upper member, avoid it under prolonged work
Be distorted deformation, prolongs its service life；
2, front beam, rear cross beam, left stringer and right vertical beam mutual cooperation are constituted trapezoidal, to improve the stability of connection, meanwhile,
Stress can be effectively decomposed in vehicle offset collision, meets the intensity requirement of vehicle low speed collision；
3, when colliding, the indent of left stringer and right vertical beam designs so that left stringer and right vertical beam have bigger bullet vehicle
Property deformation, a part of impact force can be laid down, to enhance the anti-pressure ability of the subframe；
4, Rear secondary frame for vehicle be all aluminium alloy structure, due to aluminium alloy density be less than steel density, therefore it is provided by the present invention before
The weight of subframe is less than the prior art, realizes the lightweight of vehicle；
5, front beam, rear cross beam can be by replacement different length and the profiles of thickness, to meet the vehicle of different wheelspans, exploitation week
Phase is fast, and the research and development cost that reduced different automobile types are expanded.
Detailed description of the invention
Technical scheme of the present invention is further explained with reference to the accompanying drawing:
Fig. 1: structural schematic diagram of the invention.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
It is not limited to the present invention, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
Be not limited to the present invention, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is included within the scope of protection of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, present invention discloses a kind of automobile multi link type Rear secondary frame for vehicle, including front beam 1, rear cross beam 2, a left side
First behind stringer 3, right vertical beam 4, left front bracket 31, left back first support 32, left back second support 33, right anterior branch frame 41, the right side
Second support 43 after frame 42 and the right side.
Specific connection structure is simply illustrated below:
The left end of the front beam 1 and the front end of the left stringer 3 are affixed, the right end of the front beam 1 and the right vertical beam 4
Front end is affixed.The left end of the rear cross beam 2 and the rear end of the left stringer 3 are affixed, and the right end of the left stringer 3 and the right side are vertical
The rear end of beam 4 is affixed.The both ends of the left stringer 3 and right vertical beam 4 are fixedly provided with installation sleeve 5, wherein the installation sleeve
5, which now need to carry out T6 heat treatment, is installed again to the left stringer 3 and right vertical beam 4, and T6 heat treatment is the prior art, because
This, does not do excessively repeat herein.
The length of the front beam 1 be greater than the rear cross beam 2 length, the front beam 1, rear cross beam 2, left stringer 3 with
And the mutual cooperation composition of right vertical beam 4 is trapezoidal, to improve the stability of connection, meanwhile, can effectively it divide in vehicle offset collision
Stress is solved, the intensity requirement of vehicle low speed collision is met.In the present embodiment, the front beam 1 and rear cross beam 2 are aluminium alloy extruded
Section steel cutting part, the left stringer 3 and right vertical beam 4 are aluminum alloy extrusion section bar bending cutting member, and the installation sleeve 5 is by aluminium
Alloy profile pipe cutting member, the installation sleeve 5 are aluminium bending part or aluminium casting.Since the density of aluminium alloy is less than the close of steel
Degree, therefore the weight of fore sub frame provided by the present invention is less than the prior art, realizes the lightweight of vehicle.
The left front bracket 31 is installed on the lateral surface 34 of the left stringer 3, is located at the left stringer 3 and front beam 1
Interface.The right anterior branch frame 41 is installed on the lateral surface 44 of the right vertical beam 4, is located at the right vertical beam 4 and front beam 1
Interface.The left back first support 32 is installed on the lateral surface 34 of the left stringer 3, is located at the left stringer 3 with after
The interface of crossbeam 2.First support 42 is installed on the lateral surface 44 of the right vertical beam 4 behind the right side, is located at the right vertical beam 4
With the interface of rear cross beam 2.The left back second support 33 is installed on the upper surface 35 of the left stringer 3, and described left back
First support 32 close to.Second support 43 is installed on the upper surface 45 of the right vertical beam 4 behind the right side, with behind the right side first
Bracket 42 close to.The bracket of all parts is arranged on left stringer and right vertical beam, and is pasted with corresponding front beam, rear cross beam
Closely, the gravity that bracket upper member can be integrally born by front beam, rear cross beam, left stringer and right vertical beam avoids it for a long time
Work under torsional deformation occurs, prolong its service life.
Further, the left stringer 3 and right vertical beam 4 are in arc-shaped and mirror settings, the lateral surface 34 of the left stringer 3
Lateral surface 44 with right vertical beam 4 is in indent.When colliding, the indent of left stringer and right vertical beam designs so that left vertical vehicle
Beam and right vertical beam have bigger flexible deformation, can lay down a part of impact force, to enhance the anti-pressure ability of the subframe.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (4)
1. automobile multi link type Rear secondary frame for vehicle, it is characterised in that: vertical including front beam (1), rear cross beam (2), left stringer (3), the right side
First behind beam (4), left front bracket (31), left back first support (32), left back second support (33), right anterior branch frame (41), the right side
Second support (43) after frame (42) and the right side；
The left end of the front beam (1) and the front end of the left stringer (3) are affixed, the right end of the front beam (1) and the right side
The front end of stringer (4) is affixed；
The left end of the rear cross beam (2) and the rear end of the left stringer (3) are affixed, the right end of the left stringer (3) and the right side
The rear end of stringer (4) is affixed；
The front beam (1), rear cross beam (2), left stringer (3) and right vertical beam (4) mutual cooperation constitute trapezoidal, wherein described
Front beam (1) and rear cross beam (2) are that aluminum alloy extrusion section bar cutting member, the left stringer (3) and right vertical beam (4) squeeze for aluminium alloy
Die mould material bending cutting member；
The both ends of the left stringer (3) and right vertical beam (4) are fixedly provided with installation sleeve (5), and the installation sleeve (5) is aluminium alloy
Profile material tube cutting member；
The left front bracket (31) is installed on the lateral surface (34) of the left stringer (3), is located at the left stringer (3) and preceding cross
The interface of beam (1)；The right anterior branch frame (41) is installed on the lateral surface (44) of the right vertical beam (4), is located at described right vertical
The interface of beam (4) and front beam (1)；The left back first support (32) is installed in the lateral surface (34) of the left stringer (3)
On, it is located at the interface of the left stringer (3) and rear cross beam (2)；First support (42) is installed in the right vertical beam behind the right side
(4) on lateral surface (44), it is located at the interface of the right vertical beam (4) and rear cross beam (2)；The left back second support (33) is solid
Be located on the upper surface (35) of the left stringer (3), with the left back first support (32) close to；Second support behind the right side
(43) be installed on the upper surface (45) of the right vertical beam (4), with it is described it is right after first support (42) close to.
2. automobile multi link type Rear secondary frame for vehicle according to claim 1, it is characterised in that: the left stringer (3) and the right side are vertical
Beam (4) is in arc-shaped and mirror settings, and the lateral surface (34) of the left stringer (3) and the lateral surface (44) of right vertical beam (4) are in
Indent.
3. automobile multi link type Rear secondary frame for vehicle according to claim 2, it is characterised in that: the length of the front beam (1)
Greater than the length of the rear cross beam (2).
4. automobile multi link type Rear secondary frame for vehicle according to claim 1, it is characterised in that: the installation sleeve (5) is aluminium
Bending part or aluminium casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812776.6A CN110510001A (en) | 2019-08-30 | 2019-08-30 | Automobile multi link type Rear secondary frame for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812776.6A CN110510001A (en) | 2019-08-30 | 2019-08-30 | Automobile multi link type Rear secondary frame for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110510001A true CN110510001A (en) | 2019-11-29 |
Family
ID=68628229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812776.6A Pending CN110510001A (en) | 2019-08-30 | 2019-08-30 | Automobile multi link type Rear secondary frame for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110510001A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588790A (en) * | 2019-08-30 | 2019-12-20 | 泰牛汽车技术(苏州)有限公司 | Front auxiliary frame with energy absorption function and automobile |
| CN111038588A (en) * | 2019-12-27 | 2020-04-21 | 长城汽车股份有限公司 | Rear auxiliary frame assembly |
| US20230331306A1 (en) * | 2020-10-05 | 2023-10-19 | Bayerische Motoren Werke Aktiengesellschaft | Chassis Subframe of a Two-Track Vehicle |
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| DE102011075339A1 (en) * | 2011-05-05 | 2012-11-08 | Bayerische Motoren Werke Aktiengesellschaft | Suspension subframe for motor vehicle, has front transverse carrier and rear transverse carrier, where both carriers are connected to closed subframe over two longitudinal carriers |
| CN103287496A (en) * | 2013-06-27 | 2013-09-11 | 长城汽车股份有限公司 | Auxiliary frame used for vehicles and vehicle with same |
| CN203439116U (en) * | 2013-09-02 | 2014-02-19 | 中国第一汽车股份有限公司 | Rear auxiliary frame assembly suitable for rear drive or four-wheel drive vehicle type |
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| CN206520654U (en) * | 2017-02-16 | 2017-09-26 | 中国第一汽车股份有限公司 | A kind of new automobile rear sub-frame |
| CN107499380A (en) * | 2017-09-08 | 2017-12-22 | 浙江众泰汽车制造有限公司 | A kind of automobile rear sub-frame |
| CN207902544U (en) * | 2018-01-31 | 2018-09-25 | 长城汽车股份有限公司 | Back-auxiliary cycle frame structure |
| CN210912612U (en) * | 2019-08-30 | 2020-07-03 | 泰牛汽车技术(苏州)有限公司 | Multi-connecting-rod type rear auxiliary frame of automobile |
-
2019
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| JP2003205852A (en) * | 2002-01-15 | 2003-07-22 | Nissan Motor Co Ltd | Subframe for vehicle |
| DE102011075339A1 (en) * | 2011-05-05 | 2012-11-08 | Bayerische Motoren Werke Aktiengesellschaft | Suspension subframe for motor vehicle, has front transverse carrier and rear transverse carrier, where both carriers are connected to closed subframe over two longitudinal carriers |
| CN103287496A (en) * | 2013-06-27 | 2013-09-11 | 长城汽车股份有限公司 | Auxiliary frame used for vehicles and vehicle with same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588790A (en) * | 2019-08-30 | 2019-12-20 | 泰牛汽车技术(苏州)有限公司 | Front auxiliary frame with energy absorption function and automobile |
| CN111038588A (en) * | 2019-12-27 | 2020-04-21 | 长城汽车股份有限公司 | Rear auxiliary frame assembly |
| CN111038588B (en) * | 2019-12-27 | 2021-08-20 | 长城汽车股份有限公司 | Rear auxiliary frame assembly |
| US11912336B2 (en) | 2019-12-27 | 2024-02-27 | Great Wall Motor Company Limited | Rear subframe assembly |
| US20230331306A1 (en) * | 2020-10-05 | 2023-10-19 | Bayerische Motoren Werke Aktiengesellschaft | Chassis Subframe of a Two-Track Vehicle |
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Effective date of registration: 20210608 Address after: No.368 Longjin Road, Changzhou City, Jiangsu Province 213000 Applicant after: KUNTYE VEHICLE SYSTEM (CHANGZHOU) Co.,Ltd. Address before: 215123 building G1, Suzhou 2.5 Industrial Park, 88 Dongchang Road, Suzhou Industrial Park, Jiangsu Province Applicant before: TAI NIU AUTOMOTIVE TECHNOLOGY (SUZHOU) Co.,Ltd. |