CN207550296U - Subframe and vehicle - Google Patents

Subframe and vehicle Download PDF

Info

Publication number
CN207550296U
CN207550296U CN201721222843.1U CN201721222843U CN207550296U CN 207550296 U CN207550296 U CN 207550296U CN 201721222843 U CN201721222843 U CN 201721222843U CN 207550296 U CN207550296 U CN 207550296U
Authority
CN
China
Prior art keywords
subframe
right vertical
left longeron
subframe according
rear cross
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.)
Active
Application number
CN201721222843.1U
Other languages
Chinese (zh)
Inventor
王志强
胡石波
尹仕
张旭鹏
黄飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
Original Assignee
BYD Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BYD Co Ltd filed Critical BYD Co Ltd
Priority to CN201721222843.1U priority Critical patent/CN207550296U/en
Application granted granted Critical
Publication of CN207550296U publication Critical patent/CN207550296U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

This disclosure relates to a kind of subframe and vehicle, wherein, the subframe includes the left longeron (1) for surrounding aluminium frame, right vertical beam (2) and front beam (3) and rear cross beam (4), there is preceding socket in the front end of the left longeron (1) and the right vertical beam (2) point, two preceding sockets are oppositely arranged and the front beam (3) is plugged into two preceding sockets, and/or the rear end of the left longeron (1) and the right vertical beam (2) is respectively formed with rear socket, two rear sockets are oppositely arranged and the rear cross beam (4) is plugged into two rear sockets.It is used and is plugged between two longerons by crossbeam so that processing technology is simple, assembling is reliable.

Description

Subframe and vehicle
Technical field
This disclosure relates to vehicular field, and in particular, to a kind of subframe and vehicle.
Background technology
In the prior art, subframe generally use sheet metal structural, including front beam, rear cross beam, left longeron and right vertical beam, by Then metal plate manufactures, therefore manufactures such subframe to include sheet metal component more and complicated, needs by punching press, welds Jie Deng multiple tracks manufacturing process, causes Product Precision relatively low, and longeron and the larger easy generation stress in turning of crossbeam lap-joint It concentrates, and assembly difficulty is increased in the form of joint welding, be unfavorable for the processing and manufacturing of subframe.
Utility model content
The purpose of the disclosure is to provide a kind of subframe, and the subframe manufacturing process is simple, easy installation and reliable.
To achieve these goals, the disclosure provides subframe, wherein, the left side that the subframe includes surrounding frame is indulged The front end of beam, right vertical beam and front beam and rear cross beam, the left longeron and the right vertical beam is respectively formed with preceding socket, two The preceding socket is oppositely arranged and the front beam is plugged into two preceding sockets and/or the left longeron and institute The rear end for stating right vertical beam is respectively formed with rear socket, and two rear sockets are oppositely arranged and the rear cross beam is plugged into two institutes It states in rear socket.
Optionally, the front beam and the rear cross beam are made of hollow profile, and the front beam, which is inserted, is soldered to two institutes Before stating in socket, the rear cross beam, which is inserted, to be soldered in two rear sockets.
Optionally, the preceding spigot of the left longeron and the right vertical beam has transversely extended to form and institute opposite to each other respectively State the mating front rack of front beam;The rear spigot of the left longeron and the right vertical beam transversely extends opposite to each other respectively It is formed with the tail-bracket mating with the rear cross beam.
Optionally, the front rack includes being used to support the bottom plate of the front beam and is connected to the two of the bottom plate both sides A side plate, the front beam are plugged between described two side plates.
Optionally, the welding edge of the side plate includes bevel edge and vertical edges, circular arc between the bevel edge and the vertical edges Transition.
Optionally, the tail-bracket is formed as the shape with the outer profile similar shape of the rear cross beam.
Optionally, it is respectively arranged with reinforcing rib at the inflection of the left longeron and the right vertical beam.
Optionally, the left longeron and the right vertical beam for symmetrical structure and are respectively formed as S type structures.
Optionally, the fixing bracket for connecting front-suspension assembly, the front-suspension assembly are provided on the front beam Position is adjustably connected on the fixing bracket.
Optionally, the subframe is formed as aluminum subframe.
The disclosure also provides a kind of vehicle, including subframe disclosed above.
The advantageous effect of this technology is:By using the form of grafting, by front beam and rear cross beam be assembled to left longeron and It between right vertical beam, is connected compared to joint welding, assembling is simple and reliable, and simplifies processing technology.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool Body embodiment is used to explain the disclosure, but do not form the limitation to the disclosure together.In the accompanying drawings:
Fig. 1 is the auxiliary frame structure schematic diagram that the disclosure provides;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the front view of Fig. 1;
Fig. 4 is the A-A sectional views of Fig. 2;
Fig. 5 is the B-B sectional views of Fig. 2;
Fig. 6 is the C-C sectional views (only signal front beam portion) of Fig. 2;
Fig. 7 is the C-C sectional views (only signal rear beam portion) of Fig. 2;
Fig. 8 is the front-suspension assembly that the disclosure provides and the Local map of front beam assembling.
Reference sign
1 left 2 right vertical beam of longeron, 3 front beam
4 rear cross beam, 5 front rack, 6 tail-bracket
7 bottom plate, 8 side plate, 81 welding edge
811 bevel edge, 812 vertical edges, 9 reinforcing rib
30 front-suspension assembly, 31 second pre-buried 32 fixing bracket of steel bushing
321 first mounting hole, 50 steering gear erection support, 60 first pre-buried steel bushing
Specific embodiment
The specific embodiment of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the case where not making to illustrate on the contrary, the noun of locality such as " front, rear, left and right " used is with Fig. 1 figures For direction shown in the arrow of face, vertical direction is defined with Fig. 3 arrow directions, is also both perpendicular to front and rear Direction and the direction of left and right directions.
As shown in Figures 1 to 8, the disclosure provides a kind of subframe, wherein, subframe includes the left longeron 1 of frame, the right side is indulged The front end of beam 2 and front beam 3 and rear cross beam 4, left longeron 1 and right vertical beam 2 is respectively formed with preceding socket, and two preceding sockets are opposite Setting and front beam 3 be plugged into two preceding sockets and/or the rear end of left longeron 1 and right vertical beam 2 be respectively formed with after insert Mouthful, after two socket be oppositely arranged and rear cross beam 4 be plugged into two after in socket.
Front beam 3 and rear cross beam 4 are connected between left longeron 1 and right vertical beam 2 by using the form of grafting, compared to Not the problem of joint welding is not allowed to be also easy to produce stress concentration so that assembly technology is simple, reliable.
In addition, in order to realize lightweight, in the present embodiment, this subframe is formed as aluminum subframe.
That is, entire subframe is aluminum subframe, quality can mitigate 30%~40% relative to irony vehicle frame, be simultaneously Ensure the performance of subframe, wherein, left longeron 1 and the Aluminum Alloy A356 that right vertical beam 2 is counter-pressure casting, tensile strength >=290, Yield strength >=220, the density of this kind of aluminium alloy is small, and intensity is high, is approached with steel, and can be cast as needed various multiple Miscellaneous shape is easy to post-production, and with higher machining accuracy and smaller rigging error.Therefore, in present embodiment In, left longeron 1 and right vertical beam 2 are integrally formed alumiaum article, greatly reduce the quantity of mold, reduce manufacture cost, system It is also relatively simple to make technique.
Further, as shown in Figure 6 and Figure 7, front beam 3 and rear cross beam 4 are made for convenience, in the present embodiment, Front beam 3 and rear cross beam 4 are made of hollow profile.In this way, when needing to adapt to install the vehicle of different wheelspans, it is only necessary to change Become the length of front beam 3 and rear cross beam 4, do not need to increase new mold, manufacture different crossbeams, section bar is grown convenient for adjusting Degree, to improve the fitness of this subframe.Meanwhile in order to further reduce weight, the hollow profile of the similar shape of the mouth as one speaks may be used. Specifically, in the present embodiment, medium section uses 6013T6 states, surrenders 350MPA, tension 400MPA, density is small, intensity It is high.And front beam 3 is inserted and is soldered in two preceding sockets, rear cross beam 4 is inserted be soldered to two after in socket.Since aluminum alloy materials weld Its mechanical property can be reduced after heated, therefore, in the present embodiment, using the form to inserting intersection welding, Ke Yiyou Effect reduces its influence.
As an embodiment of the present disclosure, the preceding spigot of left longeron 1 and right vertical beam 2 transversely prolongs opposite to each other respectively It stretches and is formed with front rack 5, the rear spigot of left longeron 1 and right vertical beam 2 has transversely extended to form tail-bracket 6 opposite to each other respectively.
In this way during crossbeam is installed, front rack 5 and tail-bracket 6 can play the role of positioning support, side first Just the fixation of crossbeam, while the form connection of grafting is selected between longeron and crossbeam, it is ensured that bonding strength improves subframe Integral strength.
As shown in Figure 1, in the present embodiment, front rack 5 includes being used to support the bottom plate 7 of front beam 3 and be connected to Two side plates 8 of 7 both sides of bottom plate, front beam 3 are plugged between two side plates 8.That is, the form connected using three faces, simultaneously Two side plates 8 play the role of installation limiting, further facilitate the installation of front beam 3.
Further, as shown in figure 3, in order to improve the lateral force that subframe bears vehicle, in the present embodiment, side plate 8 welding edge 81 includes bevel edge 811 and vertical edges 812, arc transition between bevel edge 811 and vertical edges 812.That is, welding edge 81 The weld seam of formation is not single vertical welding, by increasing the bevel edge being obliquely installed, can give full play to the effect of this weld seam, foot The lateral force that vehicle is brought enough is born, ensures bonding strength.
As shown in Figure 1 and Figure 7, it since the structure of rear cross beam 4 is relative complex, needs that steering gear is installed, therefore, in this implementation In mode, in order to ensure bonding strength, tail-bracket 6 is formed as the shape with the outer profile similar shape of rear cross beam 4, also i.e. by rear cross beam The 4 complete clad welded of outer profile increases bonding strength.
Further, compared with the prior art, it realizes the fixation of steering gear by installing steering gear installation steel bushing, such as schemes Shown in 1, in the present embodiment, respectively integrally formed with steering gear erection support 50 on left longeron 1 and right vertical beam 2.That is, using By steering gear erection support 50 and longeron integrally casting, it also is able to further enhance the strong of rear cross beam 4 while mitigating and conducting oneself with dignity Degree.
In addition to this, as shown in Figure 1, in the present embodiment, being respectively arranged at the inflection of left longeron 1 and right vertical beam 2 Reinforcing rib 9.It prevents from causing stress concentration at the inflection, reinforcing rib 9 promotes the intensity at the inflection.
As shown in Figure 1, in the present embodiment, left longeron 1 and right vertical beam 2 for symmetrical structure and are respectively formed as S types Structure, wherein, S type structures save space, simultaneously because it is more flexible,.And optionally, the horizontal stroke of two S type structures It is gradually reduced from front to back to width namely gradually tapered from front to back, therefore also is able to meet subframe collision energy-absorbing requirement, Without energy-absorption box is separately provided, light-weighted purpose is further realized.
Also, it as shown in figure 8, in order to ensure the installation accuracy of suspension, in the present embodiment, is provided on front beam 3 For connecting the fixing bracket 32 of front-suspension assembly 30,30 position of front-suspension assembly is adjustably connected on fixing bracket 32.This Sample so that front-suspension assembly is adjustable relative to the installation site that other are suspended, and ensures installation accuracy.
Specifically, in the present embodiment, the second pre-buried steel bushing 31 being oppositely arranged there are two settings on front beam 3, It is additionally provided with fixing bracket 32 between two the second pre-buried steel bushings 31, the second pre-buried steel bushing 31 is extended in the vertical direction and interior is equipped with Screw thread is formed with the first mounting hole 321 on fixing bracket 32, opens up that there are three second pre-buried with two respectively on front-suspension assembly 31 and first mounting hole of steel bushing, 321 corresponding second mounting hole, bolt are consolidated after passing through three the second mounting holes of front-suspension assembly Determine into 321, two the second pre-buried steel bushings 31 of the first mounting hole, front-suspension assembly 30 is fixed on front beam 3.
In other words, front-suspension assembly 30 is detachably connected on front beam 3, adjustable in order to realize, can cause second The aperture of pre-buried 31 and first mounting hole 321 of steel bushing is more than the aperture of the second mounting hole or using the second pre-buried steel bushing and the One mounting hole is slot hole, and the second mounting hole is the form of circular hole, can realize the lateral, longitudinal and vertical of front-suspension assembly The height in direction is adjusted.
Wherein, in order to ensure that the installation of front-suspension assembly is stablized, in the present embodiment, the first mounting hole 321 and two The line of second pre-buried steel bushing 31 is formed as triangle, in this way, three tie points are connected to form as triangle so that front-suspension is total More stablize into connection, ensure bonding strength.
As shown in figure 3, in order to ensure that the installation of stabiliser bar consolidates, in the present embodiment, left longeron 1 and right vertical beam 2 Front end face vertically-spaced two the first pre-buried steel bushings 60 being provided with for installing stabiliser bar respectively, first pre-buried steel Set 60 towards be longitudinally extended and it is interior be equipped with screw thread.Since subframe is aluminum vehicle frame in the disclosure, in stable connection bar When, in order to avoid the screw thread of casting aluminium material is also easy to produce damage, in the present embodiment, using setting the first pre-buried steel on longeron Set 60, internal tapping can be used for installing stabiliser bar, and intensity is high, is hardly damaged, avoid that asking for installation failure occurs Topic.
According to another aspect of the present disclosure, a kind of vehicle is also provided, which includes subframe disclosed above.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally Disclosed thought should equally be considered as disclosure disclosure of that.

Claims (11)

1. a kind of subframe, which is characterized in that the subframe includes surrounding the left longeron (1) of frame, right vertical beam (2) and preceding The front end of crossbeam (3) and rear cross beam (4), the left longeron (1) and the right vertical beam (2) is respectively formed with preceding socket, two institutes Socket is oppositely arranged before stating and the front beam (3) is plugged into two preceding sockets and/or the left longeron (1) Rear socket is respectively formed with the rear end of the right vertical beam (2), two rear sockets are oppositely arranged and the rear cross beam (4) is inserted It is connected in two rear sockets.
2. subframe according to claim 1, which is characterized in that the front beam (3) and the rear cross beam (4) are by sky Cardioid material is made, the front beam (3) insert is soldered in two preceding sockets, the rear cross beam (4) insert be soldered to two it is described after In socket.
3. subframe according to claim 1 or 2, which is characterized in that the left longeron (1) and the right vertical beam (2) Preceding spigot transversely extends to form the front rack mating with the front beam (5) opposite to each other respectively;The left longeron (1) and the rear spigot of the right vertical beam (2) transversely extend to form opposite to each other respectively it is mating with the rear cross beam Tail-bracket (6).
4. subframe according to claim 3, which is characterized in that the front rack (5) is described preceding horizontal including being used to support The bottom plate (7) of beam (3) and two side plates (8) for being connected to bottom plate (7) both sides, the front beam (3) are plugged on described two Between a side plate (8).
5. subframe according to claim 4, which is characterized in that the welding edge (81) of the side plate (8) is including bevel edge (811) and vertical edges (812), arc transition between the bevel edge (811) and the vertical edges (812).
6. subframe according to claim 3, which is characterized in that the tail-bracket (6) is formed as and the rear cross beam (4) Outer profile similar shape shape.
7. subframe according to claim 3, which is characterized in that the inflection of the left longeron (1) and the right vertical beam (2) Place is respectively arranged with reinforcing rib (9).
8. subframe according to claim 1, which is characterized in that the left longeron (1) and the right vertical beam (2) are symmetrical Structure and it is respectively formed as S type structures.
9. subframe according to claim 1, which is characterized in that be provided with to connect front overhang on the front beam (3) The fixing bracket (32) of assembly (30) is put, front-suspension assembly (30) position is adjustably connected to the fixing bracket (32) On.
10. subframe according to claim 1, which is characterized in that the subframe is formed as aluminum subframe.
11. a kind of vehicle, which is characterized in that including the subframe according to any one in claim 1-10.
CN201721222843.1U 2017-09-21 2017-09-21 Subframe and vehicle Active CN207550296U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721222843.1U CN207550296U (en) 2017-09-21 2017-09-21 Subframe and vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721222843.1U CN207550296U (en) 2017-09-21 2017-09-21 Subframe and vehicle

Publications (1)

Publication Number Publication Date
CN207550296U true CN207550296U (en) 2018-06-29

Family

ID=62676445

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721222843.1U Active CN207550296U (en) 2017-09-21 2017-09-21 Subframe and vehicle

Country Status (1)

Country Link
CN (1) CN207550296U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108688727A (en) * 2018-07-27 2018-10-23 北京新能源汽车股份有限公司 Subframe and vehicle
CN109572820A (en) * 2019-01-30 2019-04-05 东风小康汽车有限公司重庆分公司 Front auxiliary car frame front cross beam and automobile
CN111301524A (en) * 2018-12-11 2020-06-19 上海汽车集团股份有限公司 Pure electric vehicle and rear auxiliary frame thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108688727A (en) * 2018-07-27 2018-10-23 北京新能源汽车股份有限公司 Subframe and vehicle
CN108688727B (en) * 2018-07-27 2023-12-19 北京新能源汽车股份有限公司 Auxiliary frame and vehicle
CN111301524A (en) * 2018-12-11 2020-06-19 上海汽车集团股份有限公司 Pure electric vehicle and rear auxiliary frame thereof
CN109572820A (en) * 2019-01-30 2019-04-05 东风小康汽车有限公司重庆分公司 Front auxiliary car frame front cross beam and automobile

Similar Documents

Publication Publication Date Title
CN207550296U (en) Subframe and vehicle
CN206374813U (en) Fore sub frame and automobile
EP1508508B1 (en) Bonded structural joints
JP2006347464A (en) Vehicle sub-frame
CN110203284B (en) Hollow cast aluminum and aluminum section bar welded auxiliary frame
CN106945729B (en) Fascia board girder assembly
CN108482488A (en) A kind of vehicle front subframe structure
CN207241399U (en) Power assembly of electric automobile suspension system arrangement and electric automobile
CN208515682U (en) Subframe and vehicle
CN110466609A (en) A kind of frame assembly and Non-carrying type automobile
CN108857127A (en) The welding method of frame-type car body of aluminum alloy top cover
CN211308731U (en) Rear auxiliary frame with nut mounting seat
CN106379415B (en) A kind of automobile front subframe
CN107054467A (en) A kind of vehicle subframe
CN109131570A (en) Rear secondary frame for vehicle assembly and vehicle
CN110435765B (en) Front auxiliary frame and automobile
CN207712148U (en) Modularization aluminum-steel hybrid auxiliary frame structure
CN204506391U (en) The mounting bracket of swing arm and subframe
CN207758885U (en) A kind of composite material fascia crossbeam
CN210882321U (en) Front auxiliary frame for electric automobile
CN109204473A (en) A kind of casting of aluminium alloy plus aluminium alloy extrusions weld five connecting rod Rear secondary frame for vehicle
CN108016498A (en) Modularization aluminum-steel hybrid auxiliary frame structure
CN207579805U (en) Anti-collision beam and vehicle
CN208855727U (en) Subframe and vehicle body bindiny mechanism and automobile
CN207712150U (en) Lightweight structure of front auxiliary frame

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant