CN104590377B - A kind of vehicle frame - Google Patents
A kind of vehicle frame Download PDFInfo
- Publication number
- CN104590377B CN104590377B CN201310533472.9A CN201310533472A CN104590377B CN 104590377 B CN104590377 B CN 104590377B CN 201310533472 A CN201310533472 A CN 201310533472A CN 104590377 B CN104590377 B CN 104590377B
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- CN
- China
- Prior art keywords
- web
- plate
- upper flange
- wing plate
- vehicle 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.)
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Links
- 238000003466 welding Methods 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 10
- 230000001788 irregular Effects 0.000 claims description 6
- 239000003351 stiffener Substances 0.000 claims description 5
- 210000001364 upper extremity Anatomy 0.000 claims description 4
- 238000013507 mapping Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 210000001015 abdomen Anatomy 0.000 claims description 2
- 238000005183 dynamical system Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 239000007787 solid Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The present invention provides a kind of vehicle frame, including a pair of longerons and the crossbeam being arranged between the longeron, described longeron includes front longitudinal and floor side member, described front longitudinal includes the first web, first upper flange and the first lower wing plate, the cross section of described front longitudinal is flute profile, described floor side member includes the second web, second upper flange and the second lower wing plate, the cross section of described floor side member is I-shaped, the first described web and second web are integral type structure, the first described upper flange is fixedly connected to form the first junction with the second described upper flange, the first described lower wing plate is fixedly connected to form the second junction with the second described lower wing plate.The longeron of the vehicle frame includes the front longitudinal of channel-section and the floor side member of I-shaped cross-section, front frame had both been met the requirement of resistance to torsion under alternate stress, meets the requirement of the upper dress erecting and welding of Rear frame again.
Description
Technical field
The invention belongs to mechanical engineering field.More particularly to a kind of vehicle frame.
Background technology
In traditional body frame structure for automotive, the structure of longeron is more single, otherwise it is overall flute profile bending structure, otherwise it is " work "
Font welding structure, this traditional structure disclosure satisfy that the daily traveling demand of vehicle, but use the car of traditional body frame structure for automotive
In use, if longeron uses flute profile bending structure, although front section of vehicle frame can meet to pacify on the special road sections such as oil field, mine
The preferable resistance to torsion required for driver's cabin and dynamical system is filled, but can not meet vehicle frame back segment by being welded to connect implement
The demand of base；If longeron uses I-shape construction, though vehicle frame back segment can meet the need by being welded to connect implement base
Ask, but front section of vehicle frame can be because of vehicle cab and dynamical system installed weight, plus bearing front-wheel steer and motion alternation
Compound torque caused by load to the connecting portion of vehicle frame so as to cause to damage.
The content of the invention
It is contemplated that overcome prior art defect, there is provided a kind of vehicle frame, the longeron of the vehicle frame is including before channel-section
Longeron and the floor side member of I-shaped cross-section, make front frame both meet the requirement of resistance to torsion under alternate stress, meet Rear frame again
The requirement of upper dress erecting and welding.
To achieve the above object, technical scheme provided by the invention is：
A kind of vehicle frame, including a pair of longerons and the crossbeam that is arranged between the longeron, described longeron include front longitudinal
With floor side member, described front longitudinal includes the first web, the first upper flange and the first lower wing plate, the cross section of described front longitudinal
For flute profile, described floor side member includes the second web, the second upper flange and the second lower wing plate, and the cross section of described floor side member is
I-shaped, described the first web and second web are integral type structure, the first described upper flange and described second
Upper flange is fixedly connected to form the first junction, and the first described lower wing plate and the second described lower wing plate are fixedly connected to form the
Two junctions.
As the preferred of such scheme, the length of the first described upper flange and the first described lower wing plate differ and/
Or second the length of upper flange and the second described lower wing plate differ, first junction exists with the second described junction
Mapping on the first described web and the axis direction of the second web not exclusively overlaps.
As the preferred of such scheme, the first described upper flange is overlapped with the second upper limb plate part face and contacted admittedly
Fixed, the first described lower wing plate overlaps with the second bottom wing plate part face contacts fixation.
As the preferred of such scheme, the connection on the top edge of the first described web, with the first described upper flange
Place subtracts stress groove provided with first, is provided with the lower edge of the first described web, with the junction of the first described lower wing plate
Second subtracts stress groove.
As the preferred of such scheme, described floor side member also includes reinforcing plate, described reinforcing plate and described second
Web be arranged in parallel spaced a predetermined distance, and the top edge and lower edge of described reinforcing plate are connected to the second described upper limb
Plate and the second lower wing plate.
As the preferred of such scheme, the side of described reinforcing plate is provided with lightening hole.
As the preferred of such scheme, described reinforcing plate is irregular end close to the left hand edge of the first described web
Face.
As the preferred of such scheme, in addition to it is arranged at the stiffener assembly of described floor side member end, described reinforcement
Component includes being fixed on the supporting plate of the floor side member end, is arranged at the upper cover plate of described supporting plate top edge and is arranged at
Bending lower cover under described supporting plate, described lower cover include bending in the bending segment of groove and are arranged at the groove
The flat plate section that two segments on both sides are on two 1 horizontal planes, described bending lower cover are fixed on described by two flat plate sections
The lower edge of supporting plate.
As the preferred of such scheme, the first described upper flange, the first lower wing plate and the first web pass through bending technique
Formed, the second described upper flange, the second lower wing plate and the second web are formed by welding procedure.
Due to there is advantages below compared with prior art using above-mentioned technical proposal, the present invention：
1st, the longeron of the vehicle frame includes the front longitudinal of channel-section and the floor side member of I-shaped cross-section, front frame was both met
The requirement of resistance to torsion under alternate stress, meets the requirement of the upper dress erecting and welding of Rear frame again, and the first web is with the second web
Integral structure so that front and rear section body frame structure for automotive is compact, and bonding strength improves.
2nd, the length of the first upper flange and the first lower wing plate differs and/or the length of the second upper flange and the second lower wing plate
Differ so that connecting portion staggers, and reduces stress concentration.
3rd, the first junction and the second junction overlap contact by face and fixed so that connection is more firm.
4th, on the upper and lower edge of the first web and junction of the first upper flange and the first lower wing plate is respectively equipped with to subtract and answered
Power groove, stress concentration during reducing welding.
5th, floor side member is provided with reinforcing plate, to improve the bearing capacity of floor side member.
6th, the side of reinforcing plate is provided with lightening hole, for reducing the weight of longeron.
7th, the left hand edge of reinforcing plate is irregular end face, can further reduce stress concentration.
8th, by setting stiffener assembly, it can further improve the bearing capacity of vehicle frame.
9th, section uses bending technique for the front longitudinal of flute profile, and section is that I-shaped floor side member uses welding procedure, is made
Longitudinal beam structure is more reliable.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of structural representation of vehicle frame provided by the invention；
Fig. 2 is the explosive view of the structure of the longeron for the vehicle frame that Fig. 1 is provided；
Structural representation when Fig. 3 is the longeron use state in Fig. 2；
Fig. 4 is partial enlarged drawing at P in Fig. 1；
Fig. 5 is partial enlarged drawing at I in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing of the present invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to the present invention
The scope of protection.
As Figure 1-5, the present invention provides a kind of vehicle frame, including a pair of longerons 1 and the horizontal stroke that is arranged between the longeron
Beam 3, described longeron 1 include front longitudinal 11 and floor side member 12, and described front longitudinal 11 includes the first web 110, the first upper limb
The lower wing plate 112 of plate 111 and first, the cross section of described front longitudinal 1 is flute profile, and described floor side member 12 includes the second web
120th, the second upper flange 121 and the second lower wing plate 122, the cross section of described floor side member 12 is the first I-shaped, described abdomen
Plate 110 and second web 120 are integral type structure, and the first described upper flange 111 and the second described upper flange 121 are solid
Fixed connection forms the first junction 101, and the first described lower wing plate 112 is fixedly connected to form with the second described lower wing plate 122
Second junction 102.
The longeron of the vehicle frame includes the front longitudinal of channel-section and the floor side member of I-shaped cross-section, makes front frame both meet to hand over
The requirement of resistance to torsion under varying stress, meet the requirement of the upper dress erecting and welding of Rear frame, the first web 110 and the second web again
120 be integral type structure so that compact-sized at this, bonding strength improves.
As a kind of preferred embodiment, as shown in Fig. 2 the first described upper flange 111 and the first described lower wing plate 112
Length differ and/or the length of the second upper flange 121 and the second described lower wing plate 122 differs, first connection
Place 101 and mapping of the second described junction 102 on the axis direction of described the first web 110 and the second web 120
Not exclusively overlap.So that connecting portion staggers, stress concentration is reduced.
Preferably, as shown in figure 3, the first described upper flange 111 contacts with the part face of the second upper flange 121 coincidence
Fixed, the first described lower wing plate 112 overlaps with the part face of the second lower wing plate 122 contacts fixation.So that connection is more firm
Gu
Further, as shown in figure 5, on the top edge of the first described web 110, with described the first upper flange 111
Junction subtract stress groove 201 provided with first, on the lower edge of the first described web 110, with the first described lower wing plate
112 junction subtracts stress groove 202 provided with second.Stress concentration during reducing welding.
Preferably, described floor side member 12 also includes reinforcing plate 13, described reinforcing plate 13 and the second described web 120
Be arranged in parallel spaced a predetermined distance, the top edge and lower edge of described reinforcing plate be connected to the second described upper flange and
Second lower wing plate, the side of described reinforcing plate 13 are provided with lightening hole 301, and described reinforcing plate is close to the first described web
Left hand edge be irregular end face, wherein " irregular end face " herein refers to end face out-of-flatness, described end face is bumps
Shape.Floor side member is provided with reinforcing plate, and to improve the bearing capacity of floor side member, the side of reinforcing plate is provided with lightening hole, is used for
Reduce the weight of longeron, the left hand edge of reinforcing plate is irregular end face, can further reduce stress concentration.
Further, as shown in figure 4, described vehicle frame can also include the reinforcement group for being arranged at described floor side member end
Part 2, described stiffener assembly 2 include being fixed on the supporting plate 21 of the floor side member end, are arranged at described supporting plate top
The upper cover plate 22 of edge and the bending lower cover 23 being arranged under described supporting plate, it is in groove that described lower cover 23, which includes bending,
Bending segment 230 and be arranged at the flat plate section 231 that two segments on the groove both sides are on two 1 horizontal planes, described bending
Lower cover 23 is fixed on the lower edge of described supporting plate 21 by two flat plate sections 231., can be further by setting stiffener assembly
Improve the bearing capacity of vehicle frame.
Preferably, the first described upper flange, the first lower wing plate and the first web are formed by bending technique, and described
Two upper flanges, the second lower wing plate and the second web are formed by welding procedure.The longeron of different cross section uses different technique sides
Method makes, and makes longitudinal beam structure more reliable.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of vehicle frame, including a pair of longerons and the crossbeam that is arranged between the longeron, it is characterised in that described longeron bag
Front longitudinal and floor side member are included, described front longitudinal includes the first web, the first upper flange and the first lower wing plate, described front longitudinal
Cross section be flute profile, described floor side member includes the second web, the second upper flange and the second lower wing plate, described floor side member
Cross section is the first I-shaped, described web and second web is integral type structure, the first described upper flange and institute
The second upper flange stated is fixedly connected to form the first junction, and the first described lower wing plate is fixed with the second described lower wing plate to be connected
Connect to form the second junction.
2. vehicle frame according to claim 1, it is characterised in that the first described upper flange and the first described lower wing plate
Length differs and/or the length of the second upper flange and the second described lower wing plate differs, first junction with it is described
Mapping of second junction on the axis direction of described the first web and the second web not exclusively overlap.
3. vehicle frame according to claim 2, it is characterised in that the first described upper flange and the second upper limb plate part
Face overlaps contact and fixed, and the first described lower wing plate overlaps with the second bottom wing plate part face and contacts fixation.
4. vehicle frame according to claim 3, it is characterised in that on the top edge of the first described web, with described the
The junction of one upper flange subtracts stress groove provided with first, on the lower edge of the first described web, with the first described bottom wing
The junction of plate subtracts stress groove provided with second.
5. according to the vehicle frame any one of claim 1-4, it is characterised in that described floor side member also includes reinforcing plate,
Described reinforcing plate be arranged in parallel spaced a predetermined distance with the second described web, the top edge and lower edge of described reinforcing plate
It is connected to described the second upper flange and the second lower wing plate.
6. vehicle frame according to claim 5, it is characterised in that the side of described reinforcing plate is provided with lightening hole.
7. vehicle frame according to claim 5, it is characterised in that described reinforcing plate is close to the left side of the first described web
Edge is irregular end face.
8. vehicle frame according to claim 1, it is characterised in that also include the reinforcement group for being arranged at described floor side member end
Part, described stiffener assembly include being fixed on the supporting plate of the floor side member end, are arranged at described supporting plate top edge
Upper cover plate and the bending lower cover being arranged under described supporting plate, described lower cover include bending in the bending segment of groove and
The flat plate section that two segments on the groove both sides are on two 1 horizontal planes is arranged at, described bending lower cover passes through two flat boards
Section is fixed on the lower edge of described supporting plate.
9. vehicle frame according to claim 1, it is characterised in that described the first upper flange, the first lower wing plate and the first abdomen
Plate is formed by bending technique, and the second described upper flange, the second lower wing plate and the second web are formed by welding procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533472.9A CN104590377B (en) | 2013-10-31 | 2013-10-31 | A kind of vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310533472.9A CN104590377B (en) | 2013-10-31 | 2013-10-31 | A kind of vehicle frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104590377A CN104590377A (en) | 2015-05-06 |
| CN104590377B true CN104590377B (en) | 2017-12-01 |
Family
ID=53116530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310533472.9A Active CN104590377B (en) | 2013-10-31 | 2013-10-31 | A kind of vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104590377B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965857A (en) * | 2017-03-30 | 2017-07-21 | 山东蓬翔汽车有限公司 | The body frame structure for automotive for the universal wide dumper installed suitable for various engines |
| CN112109617A (en) * | 2020-09-09 | 2020-12-22 | 三一重型装备有限公司 | Lifting seat of mining dump truck |
| CN113511264A (en) * | 2021-08-09 | 2021-10-19 | 重庆华川九州专用汽车有限公司 | Front structure of frame for semitrailer |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3790385B2 (en) * | 1999-06-04 | 2006-06-28 | 日産ディーゼル工業株式会社 | Vehicle frame |
| CN201321080Y (en) * | 2008-11-24 | 2009-10-07 | 徐州重型机械有限公司 | Vehicle frame of concrete pump truck |
| CN202147722U (en) * | 2011-08-03 | 2012-02-22 | 安徽开乐专用车辆股份有限公司 | Combined-type vehicle frame longeron with special cross section |
| CN202264819U (en) * | 2011-09-08 | 2012-06-06 | 三江瓦力特特种车辆有限公司 | Vehicle frame |
| CN202624373U (en) * | 2012-04-27 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Reinforcing structure of automobile vertical beam |
| CN102765423B (en) * | 2012-08-09 | 2015-08-19 | 三一重工股份有限公司 | Vehicle frame and engineering truck |
-
2013
- 2013-10-31 CN CN201310533472.9A patent/CN104590377B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104590377A (en) | 2015-05-06 |
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