CN203497004U - Assembling and welding body frame for aluminum alloy sections - Google Patents
Assembling and welding body frame for aluminum alloy sections Download PDFInfo
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- CN203497004U CN203497004U CN201320413180.7U CN201320413180U CN203497004U CN 203497004 U CN203497004 U CN 203497004U CN 201320413180 U CN201320413180 U CN 201320413180U CN 203497004 U CN203497004 U CN 203497004U
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- alloy extrusions
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Abstract
The utility model discloses an assembling and welding body frame for aluminum alloy sections, relates to a bearing type body structure, and aims to provide an assembling and welding body frame for aluminum alloy sections, which has the advantages of high strength, high stability, low weight and high material utilization ratio. The assembling and welding body frame for aluminum alloy sections disclosed by the utility model comprises a body frame and a chassis frame which are fixedly connected with each other, wherein the body frame comprises a left body frame and a right body frame which are arranged in a bilateral symmetric way; each of the left and right body frames comprises a column A, a column B, a side beam, a bottom beam and a plurality of transverse beams respectively; each transverse beam is fixedly connected to each side beam; the chassis frame comprises a main longitudinal beam, bearing beams, a torsion beam and an anti-collision beam; the main longitudinal beam comprises two outer longitudinal beams and two inner longitudinal beams; the two ends of the two inner longitudinal beams are fixedly on the middle parts of the two outer longitudinal beams respectively; the torsion beam is fixedly connected between the two inner longitudinal beams; a plurality of bearing beams are overlapped into a rectangle, and are fixedly connected between the tail parts of the two outer longitudinal beams; the anti-collision beam is fixedly connected between the front parts of the two outer longitudinal beams.
Description
Technical field
The utility model relates to a kind of monocoque skin construction, particularly relates to a kind of body shell being combined by aluminium alloy extrusions.
Background technology
Car body frame structure is the vitals in automobile, below car body frame structure, be connected with vehicle chassis, evaporator, blower fan, heating installation of car door, glass vehicle window, car light, pneumatic pilot line, electric control circuit, A/C etc. are housed on body shell, so the body shell of electronlmobil is a kind of for the important foundation part of various functional components is installed.In the prior art the body shell of automobile all by steel plate by compression molding, this body shell load-carrying capacity, impact resistance are poor, its intensity of the body shell of producing by this kind of mode and rigidity are all poor, and can cause body shell cost very high, be therefore necessary existing body shell to improve.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of intensity is high, good stability, weight is little, stock utilization is high aluminium alloy extrusions assembly welding body shell.
The utility model aluminium alloy extrusions assembly welding body shell, comprise the body framwork and the chassis skeleton that are fixedly connected with, described body framwork comprises left body framwork and the right body framwork of left and right symmetrical configuration, described left and right body framwork comprises respectively A post, B post, side bar, bottom girder and some crossbeams, described A post and B post are fixedly connected on respectively between side bar and bottom girder, and described crossbeam is fixedly connected on side bar, the corresponding installation of crossbeam on left body framwork and right body framwork, and be welded and fixed together
The aluminium alloy extrusions cross section of described A post is four rectangular beams that connect successively, wherein in three continuous rectangular beams, is fixedly connected with X-type support beam,
The aluminium alloy extrusions cross section of described B post is two rectangular beams that are connected, and in two rectangular beams, is fixedly connected with X-type support beam, and the sidewall that two rectangular beams connect is provided with outward extending part,
The aluminium alloy extrusions cross section of described side bar is substantially rectangular, a sidewall outwardly convex wherein, and side bar inside is fixedly connected with X-type support beam, and a wherein beam slab of X-type support beam extends out to side bar outside,
The aluminium alloy extrusions cross section of described crossbeam is M type substantially, and M type beam slab middle part is fixedly connected with reinforcement gusset;
Described chassis skeleton comprises main longitudinal grider, carrier bar, torsion beam and collision prevention girders, described main longitudinal grider comprises two exterior beams and two interior beams, article two, the two ends of described interior beam are separately fixed at the middle part of two exterior beams, described torsion beam is fixedly connected between two interior beams, some described carrier bars are overlapped to form rectangular frame and are fixedly connected between the afterbody of two exterior beams, described collision prevention girders is fixedly connected between the front portion of two exterior beams
The aluminium alloy extrusions cross section of described main longitudinal grider is two rectangular beams that connect up and down, and the top of two rectangular beams and bottom are respectively arranged with three little rectangular beams connected horizontally,
The aluminium alloy extrusions cross section of described torsion beam is straight-edge beam, is provided with pipe beam in straight-edge beam cross section,
The aluminium alloy extrusions cross section of described carrier bar is two rectangular beams that connect up and down, and the edge of two rectangular beam inside is fixedly connected with stay bearing plate,
The aluminium alloy extrusions cross section of described collision prevention girders is rectangular beam, and a side plate middle part of rectangular beam is depression to the inside, and the front end of exterior beam is fixedly mounted in the depression of collision prevention girders side plate.
The utility model aluminium alloy extrusions assembly welding body shell, between the exterior beam of the bottom girder of wherein said body framwork and chassis skeleton, by tie bolt, fix, described tie bolt is set with rubber shock-absorbing lining outward, and described rubber shock-absorbing lining outer cover is equipped with steel pipe lining.
The utility model aluminium alloy extrusions assembly welding body shell, wherein said side bar comprises the some sections of aluminium alloy extrusions composition that joins end to end.
The utility model aluminium alloy extrusions assembly welding body shell, between wherein said side bar and bottom girder, between side bar and side bar, between exterior beam and interior beam, be fixedly connected with several times between exterior beam and exterior beam and will be connected support beam.
The utility model aluminium alloy extrusions assembly welding body shell, the aluminium alloy extrusions cross section of wherein said less important connection support beam is grooved, square or tubular type.
The utility model aluminium alloy extrusions assembly welding body shell difference from prior art is that the utility model aluminium alloy extrusions assembly welding body shell adopts aluminium alloy extrusions as the main material of body shell, aluminium alloy extrusions has that density is little, intensity is high, the advantages such as corrosion resistant, select aluminium alloy extrusions to play a significant role vehicle body loss of weight.Meanwhile, according to the structure needs of vehicle body different parts, for different parts, select the aluminium alloy extrusions of different cross section, body shell is further optimized in the situation that reaching intensity, stable lower requirement.
In the utility model aluminium alloy extrusions assembly welding body shell, between body framwork and chassis skeleton, adopt tie bolt to fix, to facilitate under the prerequisite of not changing chassis and chassis system, change body structure, facilitate product seriation design and vehicle change.
Below in conjunction with accompanying drawing, aluminium alloy extrusions assembly welding body shell of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the block diagram of the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 2 is the block diagram of body framwork in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 3 is the birds-eye view of body framwork in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 4 is the section drawing of A post in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 5 is the section drawing of B post in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 6 is the section drawing of side bar in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 7 is the section drawing of the utility model aluminium alloy extrusions assembly welding body shell center member;
Fig. 8 is the block diagram of chassis skeleton in the utility model aluminium alloy extrusions assembly welding body shell;
Fig. 9 is the birds-eye view of chassis skeleton in the utility model aluminium alloy extrusions assembly welding body shell;
Figure 10 is the section drawing of main longitudinal grider in the utility model aluminium alloy extrusions assembly welding body shell;
Figure 11 is the section drawing of torsion beam in the utility model aluminium alloy extrusions assembly welding body shell;
Figure 12 is the section drawing of carrier bar in the utility model aluminium alloy extrusions assembly welding body shell;
Figure 13 is the section drawing of collision prevention girders in the utility model aluminium alloy extrusions assembly welding body shell;
Figure 14 is the connection structure schematic diagram between exterior beam and bottom girder in the utility model aluminium alloy extrusions assembly welding body shell.
The specific embodiment
As shown in Figure 1, the utility model aluminium alloy extrusions assembly welding body shell comprises body framwork and the chassis skeleton being fixedly connected with.As shown in Figures 2 and 3, body framwork comprises left body framwork and the right body framwork of left and right symmetrical configuration, left and right body framwork comprises respectively A post 1, B post 2, side bar 3, bottom girder 4 and some crossbeams 5, A post 1 and B post 2 are fixedly connected on respectively between side bar 3 and bottom girder 4, crossbeam 5 is fixedly connected on side bar 3, the corresponding installation of crossbeam 5 on left body framwork and right body framwork, and be welded and fixed together.
As shown in Figure 4, the aluminium alloy extrusions cross section of A post 1 is four rectangular beams that connect successively, wherein in three continuous rectangular beams, is fixedly connected with X-type support beam.
As shown in Figure 5, the aluminium alloy extrusions cross section of B post 2 is two rectangular beams that are connected, and in two rectangular beams, is fixedly connected with X-type support beam, and the sidewall that two rectangular beams connect is provided with outward extending part.
As shown in Figure 6, side bar 3 comprises the some sections of aluminium alloy extrusions composition that joins end to end, and the aluminium alloy extrusions cross section of side bar 3 is substantially rectangular, wherein a sidewall outwardly convex, side bar 3 inside are fixedly connected with X-type support beam, and a wherein beam slab of X-type support beam extends out to side bar 3 outsides.
As shown in Figure 7, the aluminium alloy extrusions cross section of crossbeam 5 is M type substantially, and M type beam slab middle part is fixedly connected with reinforcement gusset.
As shown in Figure 8 and Figure 9, chassis skeleton comprises main longitudinal grider, carrier bar 6, torsion beam 7 and collision prevention girders 8, main longitudinal grider comprises two exterior beams 9 and two interior beams 10, article two, the two ends of interior beam 10 are separately fixed at the middle part of two exterior beams 9, torsion beam 7 is fixedly connected between two interior beams 10, some carrier bars 6 are overlapped to form rectangular frame and are fixedly connected between the afterbody of two exterior beams 9, and collision prevention girders 8 is fixedly connected between the front portion of two exterior beams 9
As shown in figure 10, the aluminium alloy extrusions cross section of main longitudinal grider is two rectangular beams that connect up and down, and the top of two rectangular beams and bottom are respectively arranged with three little rectangular beams connected horizontally.
As shown in figure 11, the aluminium alloy extrusions cross section of torsion beam 7 is straight-edge beam, is provided with pipe beam in straight-edge beam cross section.
As shown in figure 12, the aluminium alloy extrusions cross section of carrier bar 6 is two rectangular beams that connect up and down, and the edge of two rectangular beam inside is fixedly connected with stay bearing plate.
As shown in figure 13, the aluminium alloy extrusions cross section of collision prevention girders 8 is rectangular beam, and a side plate middle part of rectangular beam is depression to the inside, and the front end of exterior beam 9 is fixedly mounted in the depression of collision prevention girders 8 side plates.
As shown in figure 14, fixing by tie bolt 11 between the bottom girder 4 of body framwork and the exterior beam 9 of chassis skeleton, tie bolt 11 is outer is set with rubber shock-absorbing lining 12, and rubber shock-absorbing lining 12 outer cover are equipped with steel pipe lining 13.
In addition, between side bar 3 and bottom girder 4, between side bar 3 and side bar 3, between exterior beam 9 and interior beam 10, between exterior beam 9 and exterior beam 9, be fixedly connected with several times and will be connected support beam 14, the aluminium alloy extrusions cross section of less important connection support beam 14 is grooved, square or tubular type.
The manufacturing process of the utility model aluminium alloy extrusions assembly welding body shell comprises the following steps: 1. by concrete analysis vehicle body different parts structure needs, and design section bar cross sectional shape and reinforced rib form, and carry out analysis and calculation optimization.2. design section bar connection mode and diecasting joint, guarantee that section bar Joint strenght can Reliable guarantee.3. pair project organization carries out Computer Analysis simulation, optimizes section bar cross section and shape.4. according to design section, manufacture aluminium section hot-extrusion die, with Mould Machining linear pattern complex section section bar.5. use three-dimension numerical controlled angle bender to carry out curvature of space to straight line section bar, make it to be shaped to design shape.6. use digital control three-dimensional cutting machine accurately to cut the fit shapes of section end portion, fit shapes is consistent with designing.7. with temperature control heating stove, the section bar machining is carried out to age hardness processing, make section bar obtain the strength rating of design.8. with Special tooling clamp, fix, the section bar assembly welding that is connected is become to body shell.9. pair framework carries out part and strengthens repair welding processing, makes framework zero defect.10. use phosphating pond to carry out phosphatization processing to body shell.11. use tiselius apparatus to carry out electrophoresis anti-corrosion treatment to body shell.12. obtain the self-supporting body framed structure of design objective state.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (5)
1. an aluminium alloy extrusions assembly welding body shell, it is characterized in that: comprise the body framwork and the chassis skeleton that are fixedly connected with, described body framwork comprises left body framwork and the right body framwork of left and right symmetrical configuration, a described left side, right body framwork comprises respectively A post (1), B post (2), side bar (3), bottom girder (4) and some crossbeams (5), described A post (1) and B post (2) are fixedly connected on respectively between side bar (3) and bottom girder (4), described crossbeam (5) is fixedly connected on side bar (3), the corresponding installation of crossbeam (5) on left body framwork and right body framwork, and be welded and fixed together,
The aluminium alloy extrusions cross section of described A post (1) is four rectangular beams that connect successively, wherein in three continuous rectangular beams, is fixedly connected with X-type support beam,
The aluminium alloy extrusions cross section of described B post (2) is two rectangular beams that are connected, and in two rectangular beams, is fixedly connected with X-type support beam, and the sidewall that two rectangular beams connect is provided with outward extending part,
The aluminium alloy extrusions cross section of described side bar (3) is substantially rectangular, a sidewall outwardly convex wherein, and side bar (3) inside is fixedly connected with X-type support beam, and a wherein beam slab of X-type support beam extends out to side bar (3) outside,
The aluminium alloy extrusions cross section of described crossbeam (5) is M type substantially, and M type beam slab middle part is fixedly connected with reinforcement gusset;
Described chassis skeleton comprises main longitudinal grider, carrier bar (6), torsion beam (7) and collision prevention girders (8), described main longitudinal grider comprises two exterior beams (9) and two interior beams (10), article two, the two ends of described interior beam (10) are separately fixed at the middle part of two exterior beams (9), described torsion beam (7) is fixedly connected between two interior beams (10), some described carrier bars (6) are overlapped to form rectangular frame and are fixedly connected between the afterbody of two exterior beams (9), described collision prevention girders (8) is fixedly connected between the front portion of two exterior beams (9)
The aluminium alloy extrusions cross section of described main longitudinal grider is two rectangular beams that connect up and down, and the top of two rectangular beams and bottom are respectively arranged with three little rectangular beams connected horizontally,
The aluminium alloy extrusions cross section of described torsion beam (7) is straight-edge beam, is provided with pipe beam in straight-edge beam cross section,
The aluminium alloy extrusions cross section of described carrier bar (6) is two rectangular beams that connect up and down, and the edge of two rectangular beam inside is fixedly connected with stay bearing plate,
The aluminium alloy extrusions cross section of described collision prevention girders (8) is rectangular beam, and a side plate middle part of rectangular beam is depression to the inside, and the front end of exterior beam (9) is fixedly mounted in the depression of collision prevention girders (8) side plate.
2. aluminium alloy extrusions assembly welding body shell according to claim 1, it is characterized in that: fixing by tie bolt (11) between the exterior beam (9) of the bottom girder of described body framwork (4) and chassis skeleton, described tie bolt (11) is outer is set with rubber shock-absorbing lining (12), and described rubber shock-absorbing lining (12) outer cover is equipped with steel pipe lining (13).
3. aluminium alloy extrusions assembly welding body shell according to claim 1, is characterized in that: described side bar (3) comprises the some sections of aluminium alloy extrusions composition that joins end to end.
4. aluminium alloy extrusions assembly welding body shell according to claim 1, is characterized in that: between described side bar (3) and bottom girder (4), between side bar (3) and side bar (3), between exterior beam (9) and interior beam (10), be fixedly connected with several times between exterior beam (9) and exterior beam (9) and will be connected support beam (14).
5. aluminium alloy extrusions assembly welding body shell according to claim 4, is characterized in that: the aluminium alloy extrusions cross section of described less important connection support beam (14) is grooved, square or tubular type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320413180.7U CN203497004U (en) | 2013-07-11 | 2013-07-11 | Assembling and welding body frame for aluminum alloy sections |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320413180.7U CN203497004U (en) | 2013-07-11 | 2013-07-11 | Assembling and welding body frame for aluminum alloy sections |
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| CN203497004U true CN203497004U (en) | 2014-03-26 |
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| CN201320413180.7U Expired - Fee Related CN203497004U (en) | 2013-07-11 | 2013-07-11 | Assembling and welding body frame for aluminum alloy sections |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104228975A (en) * | 2014-09-10 | 2014-12-24 | 苏州奥杰汽车工业有限公司 | Automobile with special steel-aluminum section connecting pieces |
| CN105015622A (en) * | 2015-05-20 | 2015-11-04 | 爱普车辆启东有限公司 | Bus skeleton |
| CN105730511A (en) * | 2014-12-11 | 2016-07-06 | 上汽通用五菱汽车股份有限公司 | Automobile body framework |
| CN106005028A (en) * | 2016-07-29 | 2016-10-12 | 奇瑞新能源汽车技术有限公司 | Body side pillar A assembly |
| CN106005027A (en) * | 2016-07-29 | 2016-10-12 | 奇瑞新能源汽车技术有限公司 | Body skeleton side assembly |
| CN106114296A (en) * | 2016-07-29 | 2016-11-16 | 奇瑞新能源汽车技术有限公司 | Electric automobile seat crossbeam |
| CN106143629A (en) * | 2016-07-29 | 2016-11-23 | 奇瑞新能源汽车技术有限公司 | Vehicle body framework construction |
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| CN104228975A (en) * | 2014-09-10 | 2014-12-24 | 苏州奥杰汽车工业有限公司 | Automobile with special steel-aluminum section connecting pieces |
| CN105730511A (en) * | 2014-12-11 | 2016-07-06 | 上汽通用五菱汽车股份有限公司 | Automobile body framework |
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| CN106114296A (en) * | 2016-07-29 | 2016-11-16 | 奇瑞新能源汽车技术有限公司 | Electric automobile seat crossbeam |
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| CN106184381B (en) * | 2016-07-29 | 2019-02-12 | 奇瑞新能源汽车技术有限公司 | The body structure of electric car |
| CN108238105A (en) * | 2016-12-26 | 2018-07-03 | 上海同捷科技股份有限公司 | A kind of aluminum alloy auxiliary body frame structure for automotive |
| CN106882268A (en) * | 2017-03-07 | 2017-06-23 | 吉安大禾工业机械制造有限公司 | A kind of lightweight miniature electric automobile white body |
| CN108945115A (en) * | 2018-07-06 | 2018-12-07 | 吉林大学 | A kind of aluminium alloy extrusions suitable for body frame carrying energy-absorbing |
| CN112638755A (en) * | 2018-09-07 | 2021-04-09 | 日本制铁株式会社 | Automobile structural member |
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| CN112638755B (en) * | 2018-09-07 | 2023-06-02 | 日本制铁株式会社 | Automobile construction component |
| CN111038596A (en) * | 2019-12-11 | 2020-04-21 | 江苏理工学院 | Carbon fiber composite material automobile roof middle cross beam |
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