CN102717676B - A kind of torsion beam mounting support structure - Google Patents

A kind of torsion beam mounting support structure Download PDF

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Publication number
CN102717676B
CN102717676B CN201210204812.9A CN201210204812A CN102717676B CN 102717676 B CN102717676 B CN 102717676B CN 201210204812 A CN201210204812 A CN 201210204812A CN 102717676 B CN102717676 B CN 102717676B
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CN
China
Prior art keywords
torsion
adapter plate
brace panel
bracing strut
flange
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Expired - Fee Related
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CN201210204812.9A
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Chinese (zh)
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CN102717676A (en
Inventor
劳兵
曾蔚
黎海
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SAIC GM Wuling Automobile Co Ltd
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SAIC GM Wuling Automobile Co Ltd
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Priority to CN201210204812.9A priority Critical patent/CN102717676B/en
Publication of CN102717676A publication Critical patent/CN102717676A/en
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Publication of CN102717676B publication Critical patent/CN102717676B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention provides a kind of torsion beam mounting support structure, comprise lateral bracing strut first adapter plate (1), lateral bracing strut second adapter plate (2) and the first brace panel (3); Described lateral bracing strut second adapter plate (2) is connected with described first brace panel (3), described lateral bracing strut first adapter plate (1) is connected with described lateral bracing strut second adapter plate (2) and the first brace panel (3), and described lateral bracing strut first adapter plate (1), lateral bracing strut second adapter plate (2) and the first brace panel (3) form a semi-enclosed cavity.The invention has the beneficial effects as follows: be optimized for a few part, the independent punch forming of every part by torsion beam mounting bracket is split, then each part by being welded into an assembly, part punching performance can be improved, strengthen the rigidity of part, reduce manufacture difficulty and cost, enhance productivity; Torsion beam mounting support structure can be optimized again simultaneously, strengthen the load-carrying capacity of vehicle body and the torsional stiffness of car load.

Description

A kind of torsion beam mounting support structure
Technical field
The present invention relates to a kind of auto body technique, particularly relate to a kind of torsion beam mounting support structure.
Background technology
At present, the torsion beam mounting bracket of a part of vehicle and crossbeam directly merge, and cause forward and backward crossbeam discontinuous, make the load-carrying capacity of vehicle body not high; Meanwhile, the fusion of torsion beam mounting bracket and crossbeam, also causes the cross section of crossbeam to strengthen, and this causes certain difficulty to the shaping of part, cause need enough stamping procedure ensure part Forming Quality, will the cost of artificial and mould be improved like this.The torsion beam mounting bracket of another part vehicle adopts producing shaped to be then installed on the mode of vehicle frame, not only makes complete vehicle weight increase, and also can cause the problem that castings production inefficiency and material cost increase; And, because the part produced cannot weld with gusset, result also in the problem that vehicle performance exists torsional stiffness deficiency.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of torsion beam mounting support structure, solving shaping more difficult, the part of part punching in prior art and manufacturing the problem that efficiency is low, cost is high, enhancing the load-carrying capacity of vehicle body and the torsional stiffness of car load.
The present invention is achieved through the following technical solutions goal of the invention: design, manufacture a kind of torsion beam mounting support structure, comprise lateral bracing strut first adapter plate, lateral bracing strut second adapter plate and the first brace panel; Described lateral bracing strut second adapter plate is connected with described first brace panel, described lateral bracing strut first adapter plate is connected with described lateral bracing strut second adapter plate and the first brace panel, and described lateral bracing strut first adapter plate, lateral bracing strut second adapter plate and the first brace panel form a semi-enclosed cavity.Described lateral bracing strut first adapter plate comprises torsion beam attachment face, the first sloping desk, the second sloping desk and the first side plate; Described torsion beam attachment face is connected with described first sloping desk and forms the first obtuse angle, and described torsion beam attachment face and described first sloping desk junction are provided with an opening; Described torsion beam attachment face is connected with described second sloping desk and forms the second obtuse angle; Described torsion beam attachment face, the first sloping desk are connected with described lateral bracing strut second adapter plate; Described torsion beam attachment face and the first sloping desk are connected with described first brace panel is vertical.Such structure, can reduce the area of torsion beam attachment face, makes the good moldability of torsion beam mounting support structure, enhances productivity, reduce costs; Meanwhile, the sloped transition that the first sloping desk, the second sloping desk are formed, on crossbeam, is conducive to dispersion and the transmission of stress suffered by torsion beam mounting bracket, improves torsional stiffness and the durability of part.A few part is optimized for, the independent punch forming of every part by torsion beam mounting bracket is split, then each part by being welded into an assembly.Part punching performance can be improved like this, strengthen the rigidity of part, reduce manufacture difficulty and cost, enhance productivity, torsion beam mounting support structure can be optimized again simultaneously, improve torsional stiffness and the durability of part.
As a further improvement on the present invention, described lateral bracing strut second adapter plate comprises concave surface, the first flange and the second flange; Described first flange and the second flange form an obtuse angle, and described obtuse angle angle is equal with described first obtuse angle; Described first flange is fixedly connected with described first brace panel and described torsion beam attachment face; Described second flange is fixedly connected with described first brace panel and described first sloping desk; Described concave surface is relative with the opening of described lateral bracing strut first adapter plate.The flange of lateral bracing strut second adapter plate plays the effect connecting torsion beam first adapter plate and the first brace panel, concave surface then can pass to other parts stress dispersion suffered by torsion beam attachment face and the first sloping desk, the effect strengthening torsion beam mounting support structure torsional stiffness can be played, improve the stability of torsion beam mounting support structure.
As a further improvement on the present invention, described first brace panel comprises the second side plate, the 3rd flange and the 4th flange; Described 3rd flange is sandwiched between described torsion beam attachment face and described first flange, and is interconnected; Described 4th flange is sandwiched between described first sloping desk and described second flange, and is interconnected; Described second side plate is vertical with described torsion beam attachment face and the first sloping desk respectively.By the first brace panel, contribute to stress suffered by dispersion torsion beam mounting bracket, improve design of part stability.
As a further improvement on the present invention, described torsion beam mounting support structure also comprises the second brace panel; Second side plate of the first sloping desk of described second brace panel and described lateral bracing strut first adapter plate, the first side plate, the second sloping desk and described first brace panel is fixedly connected with, and it is trapezoidal cavity that described second brace panel and described first sloping desk, the first side plate, the second sloping desk and the second side plate form a cutting plane.Be fixedly connected with the first sloping desk, the first side plate, the second sloping desk and the second side plate by the second brace panel, torsion beam mounting support structure can be made more stable.
As a further improvement on the present invention, the torsion beam attachment face of described lateral bracing strut first adapter plate is provided with two mounting holes, and described mounting hole runs through torsion beam attachment face, the 3rd flange of described first brace panel and the first flange of described lateral bracing strut second adapter plate; Described mounting hole communicates with the mounting nuts being welded in described first flange.Like this, only need just torsion beam to be arranged on torsion beam mounting bracket by bolt, be very beneficial for the installation of torsion beam.
As a further improvement on the present invention, described mounting hole is located at the both sides of described opening respectively.Stressed even of favourable like this torsion beam attachment face.
As a further improvement on the present invention, described torsion beam mounting support structure also comprises crossbeam; Upper surface, the left and right side of described second brace panel and described crossbeam are fixedly connected with, and the upper surface of described second brace panel and described crossbeam, left and right side form a semi-enclosed cavity.By strengthening the area of contact of torsion beam mounting bracket and crossbeam, disperseing and transmitting the stressed of torsion beam attachment point, avoiding the situation occurring that stress is concentrated, improve the load-carrying capacity of torsion beam mounting bracket and vehicle body.
As a further improvement on the present invention, the first obtuse angle that described torsion beam attachment face and described first sloping desk are connected to form is 120 °-150 °; The second obtuse angle that described torsion beam attachment face and described second sloping desk are connected to form is 120 °-150 °.Such structure, makes the good moldability of torsion beam mounting support structure, enhances productivity, reduce costs; Meanwhile, the sloped transition that the first sloping desk, the second sloping desk are formed, on crossbeam, is conducive to dispersion and the transmission of stress suffered by torsion beam mounting bracket, improves torsional stiffness and the durability of part.
As a further improvement on the present invention, described first obtuse angle is equal with the angle at described second obtuse angle, and this is conducive to the uniform force of each component of torsion beam mounting bracket, improves rigidity and the stability of part.
The invention has the beneficial effects as follows: be optimized for a few part, the independent punch forming of every part by torsion beam mounting bracket is split, then each part by being welded into an assembly, part punching performance can be improved, strengthen the rigidity of part, reduce manufacture difficulty and cost, enhance productivity; Torsion beam mounting support structure can be optimized again simultaneously, improve torsional stiffness and the durability of part; In addition, described torsion beam mounting bracket and crossbeam are an individual part respectively, by described torsion beam mounting support structure is welded in crossbeam, make forward and backward crossbeam through continuously, stress dispersion suffered by torsion beam attachment point is delivered to whole vehicle frame region, improve the durability of part, strengthen the load-carrying capacity of vehicle body and the torsional stiffness of car load.
Accompanying drawing explanation
Fig. 1 is torsion beam mounting support structure schematic diagram in the embodiment of the present invention;
Fig. 2 is the lateral bracing strut first mounting plates structure figure of torsion beam mounting support structure in the embodiment of the present invention;
Fig. 3 is the lateral bracing strut second mounting plates structure figure of torsion beam mounting support structure in the embodiment of the present invention;
Fig. 4 is the first brace panel constructional drawing of torsion beam mounting support structure in the embodiment of the present invention;
Fig. 5 is the position view of torsion beam mounting support structure in vehicle body in the embodiment of the present invention;
Fig. 6 is the A-A cutaway view of the mounting support structure of torsion beam shown in Fig. 5.
Identify in figure: 1-lateral bracing strut first adapter plate; 11-torsion beam attachment face; 12-first sloping desk; 13-second sloping desk; 14-first side plate; 15-opening; 16-mounting hole; 2-lateral bracing strut second adapter plate; 21-concave surface; 22-first flange; 23-second flange; 3-first brace panel; 31-second side plate; 32-the 3rd flange; 33-the 4th flange; 4-second brace panel; 5-crossbeam; 6-mounting nuts.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and detailed description of the invention the present invention is further described.
As depicted in figs. 1 and 2, a kind of torsion beam mounting support structure, comprises lateral bracing strut first adapter plate 1, lateral bracing strut second adapter plate 2 and the first brace panel 3; Described lateral bracing strut second adapter plate 2 is connected with described first brace panel 3, described lateral bracing strut first adapter plate 1 is connected with described lateral bracing strut second adapter plate 2 and the first brace panel 3, described lateral bracing strut first adapter plate 1, lateral bracing strut second adapter plate 2 and the first brace panel 3 form a semi-enclosed cavity, and described lateral bracing strut first adapter plate 1 comprises torsion beam attachment face 11, first sloping desk 12, second sloping desk 13 and the first side plate 14; Described torsion beam attachment face 11 is connected with described first sloping desk 12 and forms the first obtuse angle, and described torsion beam attachment face 11 is provided with an opening 15 with described first sloping desk 12 junction; Described torsion beam attachment face 11 is connected with described second sloping desk 13 and forms the second obtuse angle.As shown in Figure 1 and Figure 2, described torsion beam attachment face 11, first sloping desk 12 is connected with described lateral bracing strut second adapter plate 2; Described torsion beam attachment face 11 and the first sloping desk 12 are connected with described first brace panel 3 is vertical.
As shown in Figure 3, described lateral bracing strut second adapter plate 2 comprises concave surface 21, first flange 22 and the second flange 23; Described first flange 22 and the second flange 23 form the first obtuse angle, and described obtuse angle angle is equal with described first obtuse angle.As shown in Figure 1, Figure 2 and Figure 3, described first flange 22 is fixedly connected with described first brace panel 3 and described torsion beam attachment face 11; Described second flange 23 is fixedly connected with described first brace panel 3 and described first sloping desk 12; Described concave surface 21 is relative with the opening 15 of described lateral bracing strut first adapter plate 1.
As shown in Figure 4, described first brace panel 3 comprises the second side plate 31, the 3rd flange 32 and the 4th flange 33; Described 3rd flange 32 is sandwiched between described torsion beam attachment face 11 and described first flange 22, and is interconnected; Described 4th flange 33 is sandwiched between described first sloping desk 12 and described second flange 23, and is interconnected; Described second side plate 31 is vertical with described torsion beam attachment face 11 and the first sloping desk 12 respectively.
As shown in Figure 5, Figure 6, described torsion beam mounting support structure also comprises the second brace panel 4; Described second brace panel 4 is fixedly connected with the first sloping desk 12, first side plate 14, second sloping desk 13 of described lateral bracing strut first adapter plate 1 and the second side plate 31 of described first brace panel 3, and it is trapezoidal cavity that described second brace panel 4 forms a cutting plane with described first sloping desk 12, first side plate 14, second sloping desk 13 and the second side plate 31.
As shown in Figure 6, described torsion beam attachment face 11 is provided with two mounting holes 16, and described mounting hole 16 runs through torsion beam attachment face 11, the 3rd flange 32 of described first brace panel 3 and the first flange 22 of described lateral bracing strut second adapter plate 2; Described mounting hole 16 communicates with the mounting nuts 6 being welded in described first flange 22; Described mounting hole 16 is located at the both sides of described opening 15 respectively.
As shown in Figure 5, Figure 6, described torsion beam mounting bracket also comprises crossbeam 5; Upper surface, the left and right side of described second brace panel 4 and described crossbeam 5 are fixedly connected with, and upper surface, the left and right side of described second brace panel 4 and described crossbeam 5 form a semi-enclosed cavity.
It should be noted that, according to the actual conditions of different automobile chassis frame and crossbeam, the first obtuse angle that described torsion beam attachment face 11 is connected to form with described first sloping desk 12, and described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13, can be designed to different angles.Such as:
The first obtuse angle that described torsion beam attachment face 11 and described first sloping desk 12 are connected to form is 120 °, and it is 120 ° that described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13;
The first obtuse angle that described torsion beam attachment face 11 and described first sloping desk 12 are connected to form is 130 °, and it is 130 ° that described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13;
The first obtuse angle that described torsion beam attachment face 11 and described first sloping desk 12 are connected to form is 135 °, and it is 135 ° that described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13;
The first obtuse angle that described torsion beam attachment face 11 and described first sloping desk 12 are connected to form is 140 °, and it is 140 ° that described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13;
The first obtuse angle that described torsion beam attachment face 11 and described first sloping desk 12 are connected to form is 150 °, and it is 150 ° that described torsion beam attachment face 11 is connected to form the second obtuse angle with described second sloping desk 13.
The angle at described first obtuse angle and the second obtuse angle is equal, such structure, make the good moldability of torsion beam mounting support structure, the slope (30 °-60 °) that the first sloping desk 12 and the second sloping desk 13 are formed simultaneously is transitioned on crossbeam, is conducive to dispersion and the transmission of suffered stress.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.

Claims (9)

1. a torsion beam mounting support structure, is characterized in that: comprise lateral bracing strut first adapter plate (1), lateral bracing strut second adapter plate (2) and the first brace panel (3); Described lateral bracing strut second adapter plate (2) is connected with described first brace panel (3), described lateral bracing strut first adapter plate (1) is connected with described lateral bracing strut second adapter plate (2) and the first brace panel (3), described lateral bracing strut first adapter plate (1), lateral bracing strut second adapter plate (2) and the first brace panel (3) form a semi-enclosed cavity, and described lateral bracing strut first adapter plate (1) comprises torsion beam attachment face (11), the first sloping desk (12), the second sloping desk (13) and the first side plate (14); Described torsion beam attachment face (11) is connected with described first sloping desk (12) and forms the first obtuse angle, and described torsion beam attachment face (11) and described first sloping desk (12) junction are provided with an opening (15); Described torsion beam attachment face (11) is connected with described second sloping desk (13) and forms the second obtuse angle; Described torsion beam attachment face (11), the first sloping desk (12) are connected with described lateral bracing strut second adapter plate (2); Described torsion beam attachment face (11) and the first sloping desk (12) are connected with described first brace panel (3) is vertical.
2. torsion beam mounting support structure according to claim 1, is characterized in that: described lateral bracing strut second adapter plate (2) comprises concave surface (21), the first flange (22) and the second flange (23); Described first flange (22) and the second flange (23) form an obtuse angle, and described obtuse angle angle is equal with described first obtuse angle; Described first flange (22) is fixedly connected with described first brace panel (3) and described torsion beam attachment face (11); Described second flange (23) is fixedly connected with described first brace panel (3) and described first sloping desk (12); Described concave surface (21) is relative with the opening (15) of described lateral bracing strut first adapter plate (1).
3. torsion beam mounting support structure according to claim 2, is characterized in that: described first brace panel (3) comprises the second side plate (31), the 3rd flange (32) and the 4th flange (33); Described 3rd flange (32) is sandwiched between described torsion beam attachment face (11) and described first flange (22), and is interconnected; Described 4th flange (33) is sandwiched between described first sloping desk (12) and described second flange (23), and is interconnected; Described second side plate (31) is vertical with described torsion beam attachment face (11) and the first sloping desk (12) respectively.
4. torsion beam mounting support structure according to claim 3, is characterized in that: also comprise the second brace panel (4); Second side plate (31) of first sloping desk (12) of described second brace panel (4) and described lateral bracing strut first adapter plate (1), the first side plate (14), the second sloping desk (13) and described first brace panel (3) is fixedly connected with, and it is trapezoidal cavity that described second brace panel (4) forms a cutting plane with described first sloping desk (12), the first side plate (14), the second sloping desk (13) and the second side plate (31).
5. torsion beam mounting support structure according to claim 4, it is characterized in that: described torsion beam attachment face (11) is provided with two mounting holes (16), described mounting hole (16) runs through torsion beam attachment face (11), the 3rd flange (32) of described first brace panel (3) and first flange (22) of described lateral bracing strut second adapter plate (2); Described mounting hole (16) communicates with the mounting nuts being welded in described first flange (22).
6. torsion beam mounting support structure according to claim 5, is characterized in that: described mounting hole (16) is located at the both sides of described opening (15) respectively.
7. torsion beam mounting support structure according to claim 6, is characterized in that: also comprise crossbeam (5); Upper surface, the left and right side of described second brace panel (4) and described crossbeam (5) are fixedly connected with, and upper surface, the left and right side of described second brace panel (4) and described crossbeam (5) form a semi-enclosed cavity.
8. the torsion beam mounting support structure according to claim arbitrary in claim 1 to 7, is characterized in that: the first obtuse angle that described torsion beam attachment face (11) and described first sloping desk (12) are connected to form is 120 °-150 °; The second obtuse angle that described torsion beam attachment face (11) and described second sloping desk (13) are connected to form is 120 °-150 °.
9. torsion beam mounting support structure according to claim 8, is characterized in that: described first obtuse angle is equal with the angle at described second obtuse angle.
CN201210204812.9A 2012-06-20 2012-06-20 A kind of torsion beam mounting support structure Expired - Fee Related CN102717676B (en)

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CN201210204812.9A CN102717676B (en) 2012-06-20 2012-06-20 A kind of torsion beam mounting support structure

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Application Number Priority Date Filing Date Title
CN201210204812.9A CN102717676B (en) 2012-06-20 2012-06-20 A kind of torsion beam mounting support structure

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CN102717676B true CN102717676B (en) 2015-12-09

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6692052B1 (en) * 2002-12-17 2004-02-17 International Truck Intellectual Property Company, Llc Cab body mounting having a load sharing feature for limiting shearing stress in a fastener of the mounting
CN201769899U (en) * 2010-07-08 2011-03-23 上海汽车集团股份有限公司 Car beam for installing torsion beam assembly and car
CN202727914U (en) * 2012-06-20 2013-02-13 上汽通用五菱汽车股份有限公司 Torsion beam installing support structure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7780198B2 (en) * 2008-03-27 2010-08-24 International Truck Intellectual Property Company, Llc Independently adjustable chassis skirt mounting assembly

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6692052B1 (en) * 2002-12-17 2004-02-17 International Truck Intellectual Property Company, Llc Cab body mounting having a load sharing feature for limiting shearing stress in a fastener of the mounting
CN201769899U (en) * 2010-07-08 2011-03-23 上海汽车集团股份有限公司 Car beam for installing torsion beam assembly and car
CN202727914U (en) * 2012-06-20 2013-02-13 上汽通用五菱汽车股份有限公司 Torsion beam installing support structure

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