CN104176126A - Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam - Google Patents
Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam Download PDFInfo
- Publication number
- CN104176126A CN104176126A CN201410435007.6A CN201410435007A CN104176126A CN 104176126 A CN104176126 A CN 104176126A CN 201410435007 A CN201410435007 A CN 201410435007A CN 104176126 A CN104176126 A CN 104176126A
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- subframe
- line pipe
- threaded line
- front part
- curb girder
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Abstract
The invention relates to a mounting structure for an automobile auxiliary frame at the front section of an engine cabin boundary beam. The mounting structure comprises the front section of the engine cabin boundary beam, an auxiliary frame mounting screwed pipe, an auxiliary frame mounting nut plate and a screwed pipe reinforcing plate. The three components of the auxiliary frame mounting screwed pipe, the auxiliary frame mounting nut plate and the screwed pipe reinforcing plate are mutually connected to form corners mutually, and are welded in reinforcing pieces together, and a reinforcing effect is formed in the X, Y and Z directions of the car body, so that the torsion of the mounting surface of an auxiliary frame during the running of the whole vehicle can be prevented, and torsion attenuation of mounting bolts of the auxiliary frame is prevented. Under the precondition that the function of structure installation is guaranteed, the mounting structure further has high strength value and high rigidity value of mounting point that a general structure cannot achieve.
Description
Technical field
The invention belongs to auto Body Technology field, relate to the subframe mount structure in the engine nacelle curb girder front part of front-engine rear-drive vehicle vehicle body.
Background technology
Along with developing rapidly of auto-industry and science and technology, automotive performance requires body structure rigidity more and more higher,
The subframe of front-engine rear-drive vehicle is as the strength member of suspension system and vehicle body, not only bearing exhausted most weight of engine assembly and suspension system, but also bearing the various impulsive forces in running car, therefore subframe is being born the role of particular importance in car load.Subframe not only self intensity and toughness is high especially, and subframe attachment point on vehicle body also must be accomplished sufficiently high strength and stiffness.The subframe mount structure of vehicle as shown in Figure 5, Figure 6 in the past, subframe assembly 10 is arranged on engine nacelle curb girder front part 9 lower surfaces, type of attachment is that bolt and nut connects, the structure of subframe attachment point 11 is nutplate and brace panel, this kind of structure attachment point insufficient rigidity, be prone to the decay of attachment point bolt torsion, subframe assembling is unreliable.If subframe attachment point Rigidity and strength deficiency, can cause the attitude of subframe in car load system of axes to change, affect chassis properties.Based on above reason, design the subframe vehicle body mounting configuration particular importance of the front-engine rear-drive vehicle that a kind of strength and stiffness are high.
Summary of the invention
The present invention is directed to the shortcoming that prior art exists, a kind of connection structure of subframe and engine nacelle curb girder front part of front-engine rear-drive vehicle is provided, its objective is the bulk strength and the rigidity that increase this attachment point of subframe.
The technical scheme that the present invention takes is as follows:
A kind of automobile accessory frame is at the mounting structure of engine nacelle curb girder front part, comprise engine nacelle curb girder front part, the section of engine nacelle curb girder front part is the U-shaped structure of opening towards car outside, also comprises subframe installation threaded line pipe, subframe mounting nuts plate and threaded line pipe brace panel.Described subframe mounting nuts plate is L-type, and subframe is installed threaded line pipe and is vertically welded on the base plate of subframe mounting nuts plate.Threaded line pipe brace panel is a riser, is vertically close to subframe threaded line pipe one side is installed, and is welded and fixed with it, and a upper and lower and side of threaded line pipe brace panel has flange, and its lower flange and side flanging are fixed with base plate and the plate-side plate welding of subframe mounting nuts plate respectively; Described subframe is installed threaded line pipe, subframe mounting nuts plate and three parts of threaded line pipe brace panel and is interconnected between two, is mutually corner, is jointly welded in the U-shaped structure of engine nacelle curb girder front part.The base plate of described subframe mounting nuts plate and the welding of inner side, the bottom surface of U-shaped structure.Inner side, the side welding of the side flanging of threaded line pipe brace panel and U-shaped structure; Subframe is installed the upper overturning of threaded line pipe brace panel and the welding of the inside top surface of U-shaped structure.Described subframe is installed threaded line pipe for the bolt on auxiliary connection vehicle frame, realizes being connected of subframe and engine nacelle curb girder front part.
The structure being made up of with threaded line pipe brace panel described subframe installation threaded line pipe, subframe mounting nuts plate has been connected the U-shaped structure of engine nacelle curb girder front part, form an I-shape construction, this structure all couples together the upper and lower and side of engine nacelle curb girder front part completely, forms a rigid construction body.
Further, in order to increase the intensity of engine nacelle curb girder front part, being close to its inwall and being welded with reinforcement, is also U-shaped, installs between threaded line pipe, subframe mounting nuts plate and three parts of threaded line pipe brace panel and engine nacelle curb girder front part at described subframe.
Can find out from above structure, the subframe vehicle body mounting configuration of this front-engine rear-drive vehicle provided by the present invention, mainly formed by following parts: one, engine nacelle curb girder front part, these parts are as the pith in body structural member, in body structure, play a part connect and carry each parts, in structure of the present invention, mainly play carrying effect; Two, engine nacelle curb girder front part reinforcement, these parts mainly play booster action to attachment point structure in structure of the present invention; Three, subframe is installed threaded line pipe, and these parts are tubular nut flanged dish, and this nut performance rate value is high, can bear high torsion, ensures subframe attachment point intensity and toughness; Four, subframe mounting nuts plate, these parts are mainly being born the effect of the welding process feasibility of subframe installation threaded line pipe in the present invention; Five, threaded line pipe brace panel, these parts are strengthened in Z-direction subframe installation threaded line pipe, and ensure this threaded line pipe squareness.
The subframe mount structure of this front-engine rear-drive vehicle provided by the present invention is ensureing under the prerequisite of structure installation function, also have the inaccessiable attachment point intensity values of general structure and high rigidity value, this structure can meet the performance issue such as the decay of double-screw bolt torsion, attachment point insufficient rigidity that subframe attachment point is prone to.
Brief description of the drawings
Fig. 1 is the block diagram of structure of the present invention;
Fig. 2 is local structure schematic diagram of the present invention;
Fig. 3 is the planar view of structure of the present invention;
Fig. 3 A is Fig. 3 A-A in morning cross sectional drawing;
Fig. 4 is that the present invention and subframe are installed match map;
Fig. 5 and Fig. 6 are existing subframe mount structure schematic diagrams.
Wherein: 1-engine nacelle curb girder front part, 2-reinforcement, 3-subframe is installed threaded line pipe, 4-subframe mounting nuts plate, 5-threaded line pipe brace panel, 6-reinforced rib, 7-subframe, 8-bolt, 9-engine nacelle curb girder front part, 10-subframe assembly, 11-subframe attachment point, a-subframe mount structure.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
The subframe of front-engine rear-drive vehicle, as the important composition parts of chassis system, is arranged on engine nacelle curb girder front part lower surface, and the part matching is engine nacelle curb girder front part (left and right).
As shown in Figure 1, the present invention is made up of following components: engine nacelle curb girder front part 1, engine nacelle curb girder front part reinforcement 2, subframe are installed threaded line pipe 3, subframe mounting nuts plate 4 and threaded line pipe brace panel 5.
Referring to Fig. 2, it is to link together by CO2 weldering form with L shaped subframe mounting nuts plate 4 that subframe is installed threaded line pipe 3.Threaded line pipe brace panel 5 is a riser, is vertically close to subframe threaded line pipe 3 one sides are installed, and links together with it by CO2 weldering form.A upper and lower and side of threaded line pipe brace panel 5 has flange, its lower flange and side flanging are fixed with base plate and the plate-side plate welding of subframe mounting nuts plate 4 respectively, subframe is installed threaded line pipe 3, subframe mounting nuts plate 4 interconnects between two with 5 three parts of threaded line pipe brace panel, be mutually corner, at X, the Y of vehicle body, all formation booster action of Z direction, this structure can prevent the torsion of subframe attachment face in the time that car load moves, and avoids the decay of subframe hold-down bolt torsion.
Referring to Fig. 3 and Fig. 3 A, overlapped with U-shaped engine nacelle curb girder front part reinforcement 2 again with the structure that 5 three parts of threaded line pipe brace panel form by subframe installation threaded line pipe 3, subframe mounting nuts plate 4, the base plate of subframe mounting nuts plate 4 is connected with spot welding with engine nacelle curb girder front part reinforcement 2 inner sides, bottom surface, the side flanging of threaded line pipe brace panel 5 is connected with spot welding with the inner side, side of engine nacelle curb girder front part reinforcement 2, and the upper overturning of threaded line pipe brace panel 5 is connected with spot welding with the inside top surface of engine nacelle curb girder front part reinforcement 2.U-shaped engine nacelle curb girder front part reinforcement 2 is connected with spot welding with U-shaped engine nacelle curb girder front part 1 again.
Like this, by subframe, the U-shaped structure that structure that threaded line pipe 3, subframe mounting nuts plate 4 form with threaded line pipe brace panel 5 forms engine nacelle curb girder front part 1 and engine nacelle curb girder front part reinforcement 2 is installed and has been connected, type becomes an I-shape construction.This structure all couples together the upper and lower and side of engine nacelle curb girder front part 1 completely, forms a rigid phase when high structure, and the attachment point of superhigh intensity, superelevation rigidity can be provided for subframe.
Referring to Fig. 4, subframe 7 adopts bolt 8 and subframe that threaded line pipe 3 is installed to be connected, and just can realize being connected of subframe 7 and engine nacelle curb girder front part 1.
Claims (4)
1. automobile accessory frame, at a mounting structure for engine nacelle curb girder front part, comprises engine nacelle curb girder front part (1), and the section of engine nacelle curb girder front part (1) is the U-shaped structure of opening towards car outside; It is characterized in that: also comprise subframe installation threaded line pipe (3), subframe mounting nuts plate (4) and threaded line pipe brace panel (5); Described subframe mounting nuts plate (4) is L-type, and subframe is installed threaded line pipe (3) and is vertically welded on the base plate of subframe mounting nuts plate (4); Threaded line pipe brace panel (5) is a riser, vertically be close to subframe threaded line pipe (3) one sides are installed, be welded and fixed with it, a upper and lower and side of threaded line pipe brace panel (5) has flange, and its lower flange and side flanging are fixed with base plate and the plate-side plate welding of subframe mounting nuts plate (4) respectively; Described subframe is installed threaded line pipe (3), subframe mounting nuts plate (4) interconnects between two with (5) three parts of threaded line pipe brace panel, is mutually corner, is jointly welded in the U-shaped structure of engine nacelle curb girder front part (1); The base plate of described subframe mounting nuts plate (4) and the welding of inner side, the bottom surface of U-shaped structure; The side flanging of threaded line pipe brace panel (5) and the welding of inner side, the side of U-shaped structure; Subframe is installed the upper overturning of threaded line pipe brace panel (5) and the welding of the inside top surface of U-shaped structure; Described subframe is installed threaded line pipe (3) for the bolt on auxiliary connection vehicle frame, realizes being connected of subframe and engine nacelle curb girder front part.
2. automobile accessory frame according to claim 1 and engine nacelle curb girder front part connection structure, is characterized in that: it is tubular nut flanged dish structure that described subframe is installed threaded line pipe.
3. automobile accessory frame according to claim 1 and 2 and engine nacelle curb girder front part connection structure, it is characterized in that: the structure being made up of with threaded line pipe brace panel (5) described subframe installation threaded line pipe (3), subframe mounting nuts plate (4) has been connected the U-shaped structure of engine nacelle curb girder front part (1), form an I-shape construction, this structure all couples together the upper and lower and side of engine nacelle curb girder front part (1) completely, forms a rigid construction body.
4. automobile accessory frame according to claim 3 and engine nacelle curb girder front part connection structure, it is characterized in that: engine nacelle curb girder front part (1) is close to its inwall and is welded with reinforcement (2), also be U-shaped, be positioned at described subframe and install between threaded line pipe (3), subframe mounting nuts plate (4) and (5) three parts of threaded line pipe brace panel and engine nacelle curb girder front part (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410435007.6A CN104176126B (en) | 2014-08-30 | 2014-08-30 | Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam |
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CN201410435007.6A CN104176126B (en) | 2014-08-30 | 2014-08-30 | Mounting structure for automobile auxiliary frame at front section of engine cabin boundary beam |
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CN104176126A true CN104176126A (en) | 2014-12-03 |
CN104176126B CN104176126B (en) | 2017-01-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113165700A (en) * | 2018-12-20 | 2021-07-23 | 宝马股份公司 | Side sill beam for automobile |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090107792A (en) * | 2008-04-10 | 2009-10-14 | 현대자동차주식회사 | Mounting Apparatus for a Subframe |
US20100096888A1 (en) * | 2008-10-17 | 2010-04-22 | Honda Motor Co., Ltd. | Reinforcing brace |
CN202624375U (en) * | 2012-04-28 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam |
CN202879591U (en) * | 2012-07-11 | 2013-04-17 | 北汽福田汽车股份有限公司 | Auxiliary frame installation structure |
CN103183052A (en) * | 2013-03-29 | 2013-07-03 | 重庆长安汽车股份有限公司 | Mounting bracket structure of automobile auxiliary frame |
CN203358683U (en) * | 2013-06-04 | 2013-12-25 | 上海汽车集团股份有限公司 | Installation point structure of auxiliary vehicle frame and longitudinal beam of automobile |
CN203402255U (en) * | 2013-06-27 | 2014-01-22 | 北京汽车股份有限公司 | Automobile front subframe mounting bracket |
CN103661609A (en) * | 2013-12-29 | 2014-03-26 | 长城汽车股份有限公司 | Automobile body and auxiliary frame installing structure |
-
2014
- 2014-08-30 CN CN201410435007.6A patent/CN104176126B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090107792A (en) * | 2008-04-10 | 2009-10-14 | 현대자동차주식회사 | Mounting Apparatus for a Subframe |
US20100096888A1 (en) * | 2008-10-17 | 2010-04-22 | Honda Motor Co., Ltd. | Reinforcing brace |
CN202624375U (en) * | 2012-04-28 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Strength enhancing structure at position of auxiliary car frame installation support assembly of car cabin longitudinal beam |
CN202879591U (en) * | 2012-07-11 | 2013-04-17 | 北汽福田汽车股份有限公司 | Auxiliary frame installation structure |
CN103183052A (en) * | 2013-03-29 | 2013-07-03 | 重庆长安汽车股份有限公司 | Mounting bracket structure of automobile auxiliary frame |
CN203358683U (en) * | 2013-06-04 | 2013-12-25 | 上海汽车集团股份有限公司 | Installation point structure of auxiliary vehicle frame and longitudinal beam of automobile |
CN203402255U (en) * | 2013-06-27 | 2014-01-22 | 北京汽车股份有限公司 | Automobile front subframe mounting bracket |
CN103661609A (en) * | 2013-12-29 | 2014-03-26 | 长城汽车股份有限公司 | Automobile body and auxiliary frame installing structure |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113165700A (en) * | 2018-12-20 | 2021-07-23 | 宝马股份公司 | Side sill beam for automobile |
US11753079B2 (en) | 2018-12-20 | 2023-09-12 | Bayerische Motoren Werke Aktiengesellschaft | Side sill for a motor vehicle |
CN113165700B (en) * | 2018-12-20 | 2023-10-03 | 宝马股份公司 | Side sill beam for an automobile, modular system and method |
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CN104176126B (en) | 2017-01-18 |
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