CN106627765A - Rear auxiliary vehicle frame - Google Patents
Rear auxiliary vehicle frame Download PDFInfo
- Publication number
- CN106627765A CN106627765A CN201611191823.2A CN201611191823A CN106627765A CN 106627765 A CN106627765 A CN 106627765A CN 201611191823 A CN201611191823 A CN 201611191823A CN 106627765 A CN106627765 A CN 106627765A
- Authority
- CN
- China
- Prior art keywords
- axle beam
- transition bracket
- longeron
- back rest
- secondary frame
- 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.)
- Granted
Links
- 230000007704 transition Effects 0.000 claims abstract description 48
- 239000000725 suspension Substances 0.000 claims abstract description 10
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 208000020442 loss of weight Diseases 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000002787 reinforcement Effects 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
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- 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
Abstract
The invention discloses a rear auxiliary vehicle frame. The rear auxiliary vehicle frame comprises a front beam and a rear beam which is opposite to the front beam. Longitudinal beams are connected to the two corresponding ends of the front beam and the rear beam separately. Transition supports are arranged between the front beam and the longitudinal beams, and the front beam and the longitudinal beams are connected with the transition supports. The front beam is lower than the rear beam on the vertical plane. A hollow frame structure used for storing a driving motor is defined by the front beam, the rear beam, the longitudinal beams and the transition supports. The rear auxiliary vehicle frame can carry the driving motor, the structure and strength meet the installation matching relation of the rear auxiliary vehicle frame, a vehicle body and a suspension system, and electric rear drive of a vehicle is achieved.
Description
Technical field
The invention belongs to automobile technical field, and in particular to a kind of Rear secondary frame for vehicle.
Background technology
In automobile technical field, with the high speed development of auto industry, people to the performance requirement of automobile also increasingly
Height, 4 wheel driven automobile possesses more preferable handling, stability to be favored by more and more people, and foot is arranged on automobile rear sub-frame
Enough big motors provide it is high-power goes to realize motorcar electric rear-guard, so can make automobile realize 4 wheel driven (front-wheel conventional ADS driving, after
Turbin generator drives, or the pure motorized motions of four-wheel) traveling.In prior art, traditional power automobile primary will be using gasoline or diesel oil
Engine, chassis system is designed mainly for conventional engines, is not related to the arrangement of motor, therefore Rear secondary frame for vehicle one
As be only responsible for suspension system support.Automobile rear sub-frame will leave sufficiently large space and remove cloth centrally-mounted driving, while knot
Structure and intensity will also meet the installation matching relationship with vehicle body, suspension system, and this is into the difficult problem for realizing motorcar electric rear-guard.
The content of the invention
It is an object of the invention to provide a kind of Rear secondary frame for vehicle, motor can be loaded and structure and intensity meet with
The installation matching relationship of vehicle body, suspension system, realizes motorcar electric rear-guard.
For achieving the above object, the present invention takes technical scheme below：Including front-axle beam, the back rest positioned opposite with front-axle beam,
The opposite ends of front-axle beam and the back rest are connected to longeron, are provided with transition bracket between described front-axle beam and longeron, front-axle beam with it is vertical
Beam is connected respectively with transition bracket, and front-axle beam is less than the back rest on vertical guide, and described front-axle beam, the back rest, longeron, transition bracket are enclosed
Into the hollow frame structure for placing motor.
In above-mentioned technical proposal, transition bracket is provided between front-axle beam and longeron can realize that transition connects, and transition bracket can
To strengthen the stability of whole Rear secondary frame for vehicle, it is whole rear secondary that transition bracket for cuboid cast steel structure there is high intensity can share
The power that vehicle frame is born, cast steel structure has higher machining accuracy and welding performance stable with front-axle beam, longeron so as to ensure
It is connected, front-axle beam, the back rest, longeron, transition bracket enclose hollow frame structure, front-axle beam is less than the back rest, knot on vertical guide
Allow Rear secondary frame for vehicle preferably to load motor on structure, and meet and vehicle body, the matching relationship of suspension system.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the present invention and motor, the cooperation scheme of installation of suspension system.
Specific embodiment
With reference to Fig. 1 and Fig. 2, the present invention is further illustrated：
A kind of Rear secondary frame for vehicle, including front-axle beam 10, the back rest 20 positioned opposite with front-axle beam 10, front-axle beam 10 is corresponding with the back rest 20
Two ends are connected to longeron 30, and between described front-axle beam 10 and longeron 30 transition bracket 40 is provided with, and transition bracket 40 is rectangular
Body cast steel structure, front-axle beam 10 is connected respectively with longeron 30 with transition bracket 40, and front-axle beam 10 is less than the back rest 20 on vertical guide, described
Front-axle beam 10, the back rest 20, longeron 30, transition bracket 40 enclose the hollow frame structure for placing motor 1.Front-axle beam 10 with it is vertical
Transition bracket 40 is provided between beam 30 can realize that transition connects, and transition bracket 40 can strengthen stablizing for whole Rear secondary frame for vehicle
Property, transition bracket 40 by cuboid cast steel structure there is high intensity can share the power that whole Rear secondary frame for vehicle bears, cast steel knot
Structure has higher machining accuracy and welding performance so as to ensure with front-axle beam 10, longeron 30 is stable is connected, front-axle beam 10, after
Beam 20, longeron 30, transition bracket 40 enclose hollow frame structure, and front-axle beam 10 is less than the back rest 20 on vertical guide, makes in structure
Obtaining Rear secondary frame for vehicle can preferably load motor 1, and meet and vehicle body, the matching relationship of suspension system 2.
Being respectively arranged at two ends with vertically to the forward and backward through hole of arrangement for the vehicle commander direction of described transition bracket 40, it is described
The vertical of the two ends of front-axle beam 10 passes through from bottom to up the front through hole of transition bracket 40 and is connected thereto, described longeron 30 to pipeline section
Front end extend downwardly it is vertical to pipeline section from top to bottom through transition bracket 40 rear through hole and be connected thereto, described front-axle beam
10 and longeron 30 be steel tube bending and form.Transition bracket 40 causes front-axle beam 10 and longeron transition connection, transition bracket about 30
40 are situated between serves the effect of reinforcement structure and has shared the active force for being born between the two, front-axle beam 10 and longeron
30 weight while meet structural strength for steel pipe are relatively light, and syphon shape can be with the forward and backward through hole on transition bracket 40
Preferably it is connected.
The middle part of described transition bracket 40 is respectively provided with installing hole 41, and the middle part of the back rest 20 is provided with support 21, described peace
Dress hole 41 constitutes support unit with support 21 to be used to place fixed drive motor 1.Open up installing hole 41 on transition bracket 40 to meet
The effect of loss of weight is served while assembly technology, and two installing holes 41 are triangular in shape with the line of centres of support 21, three
Stable supporting relation is defined for being fixedly connected motor 1.
The lateral surface of described transition bracket 40 is connected with side arm 50, and side arm 50 is provided with front connecting pole 51, the back rest 20
Rear connecting pole 22 is respectively arranged at the two ends with, front connecting pole 51 is provided with beam and is connected with vehicle body again with the end face of rear connecting pole 22.Transition
Support 40 is cuboid cast steel structure, avris it is smooth and with preferable welding performance so as to being connected with side arm 50, side arm 50
On front connecting pole 51 and the back rest 20 on the center line line of rear connecting pole 22 be rectangle the connection stable with vehicle body, and four
Upper surface is equipped with beam and serves damping effect.
The mounting bracket 31 of oblique upper protrusion laterally is respectively equipped with described longeron 30, mounting bracket 31 is used for and hangs
Frame system 2 is connected.Longeron 30 is provided with the mounting bracket 31 for being disposed with through hole, and bolt is through through hole is by suspension system 2 and installs
Support 31 is fastenedly connected, oblique upper protrusion and the 2-in-1 suitable connection of suspension system laterally of mounting bracket 31, and installing/dismounting is outstanding
Frame system 2 is more convenient in the outer part.
Described transition bracket 40 is that cuboid box is box-like, cavity on the vehicle commander direction of transition bracket 40 before and after two
End.Transition bracket 40 meets the performance requirements such as hardness, intensity by being set to chamber shape for cuboid cast steel structure, and cavity is served
Loss of weight is acted on.
Described front-axle beam 10, the back rest 20, longeron 30, transition bracket 40 is by being welded to connect.Using welding cause front-axle beam 10,
The back-auxiliary cycle frame structure that the back rest 20, longeron 30, transition bracket 40 connect is more stable.
Claims (7)
1. a kind of Rear secondary frame for vehicle, including front-axle beam (10), the back rest (20) positioned opposite with front-axle beam (10), front-axle beam (10) and the back rest
(20) opposite ends are connected to longeron (30), it is characterised in that：It is provided between described front-axle beam (10) and longeron (30)
Transition bracket (40), transition bracket (40) is cuboid cast steel structure, front-axle beam (10) and longeron (30) respectively with transition bracket
(40) connect, front-axle beam (10) is less than the back rest (20), described front-axle beam (10), the back rest (20), longeron (30), transition on vertical guide
Support (40) encloses the hollow frame structure for placing motor (1).
2. Rear secondary frame for vehicle according to claim 1, it is characterised in that：The two of the vehicle commander direction of described transition bracket (40)
End is respectively equipped with vertically to the forward and backward through hole of arrangement, and the vertical of two ends of described front-axle beam (10) is passed through from bottom to up to pipeline section
The front through hole of transition bracket (40) is simultaneously connected thereto, and it is vertical to pipeline section from up to that the front end of described longeron (30) extends downwardly
Under through transition bracket (40) rear through hole and be connected thereto, described front-axle beam (10) and longeron (30) be steel tube bending and
Into.
3. Rear secondary frame for vehicle according to claim 2, it is characterised in that：Peace is respectively provided with the middle part of described transition bracket (40)
Dress hole (41), is provided with support (21) in the middle part of the back rest (20), described installing hole (41) constitutes support unit and uses with support (21)
In placement fixed drive motor (1).
4. Rear secondary frame for vehicle according to claim 3, it is characterised in that：The lateral surface of described transition bracket (40) is connected with
Side arm (50), side arm (50) is provided with front connecting pole (51), and the back rest (20) is respectively arranged at the two ends with rear connecting pole (22), front connecting pole
(51) it is provided with beam with the end face of rear connecting pole (22) to be connected with vehicle body again.
5. Rear secondary frame for vehicle according to claim 2, it is characterised in that：Outside skew back is respectively equipped with described longeron (30)
The mounting bracket (31) of top protrusion, mounting bracket (31) is for connected with suspension system (2).
6. Rear secondary frame for vehicle according to claim 1, it is characterised in that：Described transition bracket (40) is cuboid chamber
Shape, rear and front end of the cavity on transition bracket (40) vehicle commander direction.
7. Rear secondary frame for vehicle according to claim 1, it is characterised in that：Described front-axle beam (10), the back rest (20), longeron
(30), transition bracket (40) is by being welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191823.2A CN106627765B (en) | 2016-12-21 | 2016-12-21 | Rear secondary frame for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191823.2A CN106627765B (en) | 2016-12-21 | 2016-12-21 | Rear secondary frame for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106627765A true CN106627765A (en) | 2017-05-10 |
| CN106627765B CN106627765B (en) | 2019-06-14 |
Family
ID=58833481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611191823.2A Active CN106627765B (en) | 2016-12-21 | 2016-12-21 | Rear secondary frame for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106627765B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713773A (en) * | 2022-04-11 | 2022-07-08 | 宁波百宏模具有限公司 | Core structure of automobile rear auxiliary frame machining die |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07315245A (en) * | 1994-05-26 | 1995-12-05 | Toyota Motor Corp | Rear suspension sub-frame for automobile |
| DE10260529A1 (en) * | 2002-12-21 | 2004-07-15 | Volkswagen Ag | Auxiliary frame for motor vehicle, has transverse and longitudinal bearers manufactured from pieces of tube by bending deformation with exclusively external force action and directly welded together |
| CN201105756Y (en) * | 2007-07-18 | 2008-08-27 | 奇瑞汽车股份有限公司 | Auxiliary car frame |
| US20080265626A1 (en) * | 2007-04-24 | 2008-10-30 | Benteler Automobiltechnik Gmbh | Method of making a subframe of a motor vehicle, and subframe for a motor vehicle |
| DE102011012118A1 (en) * | 2011-02-23 | 2012-08-23 | Daimler Ag | Auxiliary frame i.e. integral supporter, for body of motor vehicle i.e. passenger car, has longitudinal support elements connected with transverse support elements that are welded with metal casting parts |
| CN103144673A (en) * | 2013-03-28 | 2013-06-12 | 长城汽车股份有限公司 | Auxiliary frame and automobile with same |
| CN204020992U (en) * | 2014-07-18 | 2014-12-17 | 北京汽车股份有限公司 | A kind of electronlmobil Rear secondary frame for vehicle and electronlmobil |
| CN105946972A (en) * | 2016-06-06 | 2016-09-21 | 中色科技股份有限公司 | Environment-friendly aluminum alloy automobile sub-frame |
-
2016
- 2016-12-21 CN CN201611191823.2A patent/CN106627765B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07315245A (en) * | 1994-05-26 | 1995-12-05 | Toyota Motor Corp | Rear suspension sub-frame for automobile |
| DE10260529A1 (en) * | 2002-12-21 | 2004-07-15 | Volkswagen Ag | Auxiliary frame for motor vehicle, has transverse and longitudinal bearers manufactured from pieces of tube by bending deformation with exclusively external force action and directly welded together |
| US20080265626A1 (en) * | 2007-04-24 | 2008-10-30 | Benteler Automobiltechnik Gmbh | Method of making a subframe of a motor vehicle, and subframe for a motor vehicle |
| CN201105756Y (en) * | 2007-07-18 | 2008-08-27 | 奇瑞汽车股份有限公司 | Auxiliary car frame |
| DE102011012118A1 (en) * | 2011-02-23 | 2012-08-23 | Daimler Ag | Auxiliary frame i.e. integral supporter, for body of motor vehicle i.e. passenger car, has longitudinal support elements connected with transverse support elements that are welded with metal casting parts |
| CN103144673A (en) * | 2013-03-28 | 2013-06-12 | 长城汽车股份有限公司 | Auxiliary frame and automobile with same |
| CN204020992U (en) * | 2014-07-18 | 2014-12-17 | 北京汽车股份有限公司 | A kind of electronlmobil Rear secondary frame for vehicle and electronlmobil |
| CN105946972A (en) * | 2016-06-06 | 2016-09-21 | 中色科技股份有限公司 | Environment-friendly aluminum alloy automobile sub-frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713773A (en) * | 2022-04-11 | 2022-07-08 | 宁波百宏模具有限公司 | Core structure of automobile rear auxiliary frame machining die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106627765B (en) | 2019-06-14 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |