CN103738152B - A kind of automobile suspension attachment point strengthens structure - Google Patents
A kind of automobile suspension attachment point strengthens structure Download PDFInfo
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- CN103738152B CN103738152B CN201310693473.XA CN201310693473A CN103738152B CN 103738152 B CN103738152 B CN 103738152B CN 201310693473 A CN201310693473 A CN 201310693473A CN 103738152 B CN103738152 B CN 103738152B
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- front longitudinal
- longitudinal girder
- brace panel
- plate body
- girder inner
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- 239000000725 suspension Substances 0.000 title claims abstract description 54
- 229910000679 solder Inorganic materials 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 3
- 238000005476 soldering Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Abstract
The present invention proposes a kind of automobile suspension attachment point and strengthen structure, under the prerequisite ensureing installation strength and rigidity, reduce technique and realize difficulty, meet hardware and software platform requirement.The present invention includes front longitudinal girder inner plate body brace panel, mount supports plate and front longitudinal girder inner plate body, front longitudinal girder inner plate body brace panel and mount supports plate are welded into and suspend brace panel branch unit, suspension brace panel branch unit is provided with at least three totally-enclosed or semi-enclosed boxed unit, and each boxed unit is provided with attachment point; Suspension brace panel branch unit and front longitudinal girder inner plate body are welded and fixed.Inside of the present invention defines multiple boxed unit, multiple suspension attachment point can be provided simultaneously, meet the designing requirement of front side member hardware and software platform, and improve dynamic stiffness and the Static stiffness of suspension attachment point, actv. is avoided resonating with engine vibration frequency, improves durability and the NVH performance of attachment point; And decreasing parts count compared to traditional design, technique easily realizes.
Description
Technical field
The invention belongs to automotive body structure technical field, be specifically related to a kind of automobile suspension attachment point and strengthen structure.
Background technology
Suspension attachment point carries the weight of whole driving engine and change speed gear box, and the load of carrying is very large.The quality of suspension attachment point place structure design directly affects the strength and stiffness of attachment point.Whether intensity directly determines suspension attachment point can fatigue failure, and rigidity then determines NVH performance, namely whether can affect the traveling comfort of occupant.
As shown in Figure 1, it is after being welded into an entirety by front longitudinal girder inner plate brace panel (2), suspension front end panel (3), suspension rear bearing sheet (4) three that structure is strengthened in the suspension at current front longitudinal beam of automobile body place, again, side rail body (1) is welded into an assembly, and wherein front longitudinal girder inner plate brace panel (2) and front longitudinal girder inner plate body (1) are three bonding structures.This suspension is strengthened structure and be there is following problem: mount supports plate number is many, be on three bases of fitting at front longitudinal girder inner plate brace panel (2) and front longitudinal girder inner plate body (1), if front longitudinal girder inner plate brace panel (2) and suspension front end panel (3), suspension rear bearing sheet (4) is also three laminatings, then have twice three laminatings, be welded precision controlling difficulty, precision of stamping parts requires high, production technology is not easy to control, if and front longitudinal girder inner plate brace panel (2) with suspension front end panel (3), suspension rear bearing sheet (4) is only two sides laminating, downside does not connect, just easily cause the rigidity of structure and intensity difference, be difficult to the strength and stiffness requirement meeting suspension attachment point.
Current people's living standard is more and more higher, and domestic automobile product also gets more and more, competition.Car production manufacturer is for saving cost, and hardware and software platform generally can be adopted to design, and namely same front side member can meet the matching requirements of multiple engine mounting, which decreases the cost of development of car load.And hardware and software platform design needs have four even more to suspend attachment point on longeron, a longeron may need up to six attachment points.Design traditionally, structure is very complicated, and Structure and energy all cannot realize obviously, can not meet the requirement of hardware and software platform longeron many suspensions attachment point.
Summary of the invention
The object of the invention is to propose a kind of automobile suspension attachment point and strengthen structure, under the prerequisite ensureing installation strength and rigidity, reduce technique and realize difficulty, meet hardware and software platform requirement.
Automobile suspension attachment point of the present invention is strengthened structure and is comprised front longitudinal girder inner plate body brace panel, mount supports plate and front longitudinal girder inner plate body, key is that described front longitudinal girder inner plate body brace panel and mount supports plate are welded into and suspends brace panel branch unit, described suspension brace panel branch unit is provided with at least three totally-enclosed or semi-enclosed boxed unit, and each boxed unit is provided with attachment point; Described suspension brace panel branch unit and front longitudinal girder inner plate body are welded and fixed.
Boxed unit can improve dynamic stiffness and the Static stiffness of suspension attachment point, and actv. is avoided resonating with engine vibration frequency, and verify by analysis, adopt this structure, dynamic stiffness can improve more than 60%.Intensity improves more than 50%.In addition due to the existence of boxed unit, several roughly the same parts are divided at the attachment face of front longitudinal girder inner plate brace panel, various piece is all in boxed unit, and the intensity of the attachment point namely set by each boxed unit is all effectively guaranteed, and solves the problem of the many attachment points of platform.
Specifically, described front longitudinal girder inner plate body brace panel comprises the stay bearing plate and top board that are bent by sheet material, and described stay bearing plate is vertical with top board, and the end of described stay bearing plate and top board bends and is welded to connect; Described mount supports plate is utilize the top of plate stamping and the box like structure of a lateral opening, and the edge of described mount supports plate is provided with flange; The top of described mount supports plate and the top board of front longitudinal girder inner plate body brace panel against, and the opening side of mount supports plate is towards the middle position of the stay bearing plate of front longitudinal girder inner plate body brace panel, the flange of described mount supports plate and the stay bearing plate of front longitudinal girder inner plate body brace panel are welded and fixed.From in foregoing description, namely front longitudinal girder inner plate body brace panel itself forms the box like structure of a bottom and side lateral opening, and mount supports plate is the box like structure of top and a lateral opening, box like structure can improve the strength and stiffness of front longitudinal girder inner plate body brace panel and mount supports plate self, front longitudinal girder inner plate body brace panel and mount supports plate relative position fixture to be located and after being welded and fixed, a closed box like structure is defined at the middle part of front longitudinal girder inner plate body brace panel, define the box like structure of bottom and side mouth in the both sides of front longitudinal girder inner plate body brace panel simultaneously, greatly can strengthen the strength and stiffness suspending brace panel branch unit, and ensure the reliable of each attachment point.
Further, for ensureing load mean allocation, maximally utilise the strength and stiffness of front longitudinal girder inner plate body brace panel, described attachment point is arranged at stay bearing plate and the top board place of front longitudinal girder inner plate body brace panel, and stay bearing plate corresponding to each boxed unit and top board place are all respectively provided with an attachment point.
Further, described mount supports plate is provided with the hollow-out parts passed through for soldering turret, to facilitate the welding to mount supports plate.
Further, the flange of described mount supports plate is welded and fixed by the stay bearing plate of double-deck solder joint and front longitudinal girder inner plate body brace panel; The stay bearing plate of described front longitudinal girder inner plate body brace panel and top board and front longitudinal girder inner plate body are welded and fixed by double-deck solder joint, and the flange of described mount supports plate, the top board of front longitudinal girder inner plate body brace panel, front longitudinal girder inner plate body are welded and fixed by three layers of solder joint.When welding, first mount supports plate and front longitudinal girder inner plate body brace panel being welded and fixed, forming suspension brace panel branch unit, and then suspension brace panel branch unit and front longitudinal girder inner plate body being welded and fixed, when can reduce Welder like this.
Further, the flange of described mount supports plate side is welded and fixed by the stay bearing plate of a double-deck solder joint and front longitudinal girder inner plate body brace panel, and is welded and fixed by the top board of three layers of solder joint and front longitudinal girder inner plate body brace panel, front longitudinal girder inner plate body; The flange of mount supports plate opposite side is welded and fixed by the stay bearing plate of two double-deck solder joints and front longitudinal girder inner plate body brace panel.Can connect on failure-free basis at guarantee all parts like this, reduce the quantity of three layers of solder joint, thus improve welding efficiency.
Further, described front longitudinal girder inner plate body is provided with top flap and bottom flap, to improve the bearing force to suspension brace panel branch unit.
Automobile suspension attachment point of the present invention is strengthened inside configuration and is defined multiple boxed unit, multiple suspension attachment point can be provided simultaneously, meet the designing requirement of front side member hardware and software platform, and improve dynamic stiffness and the Static stiffness of suspension attachment point, actv. is avoided resonating with engine vibration frequency, improves durability and the NVH performance of attachment point; And decreasing parts count compared to traditional design, technique easily realizes.
Accompanying drawing explanation
Fig. 1 is the structural representation that traditional suspension attachment point strengthens structure.
Fig. 2 is the structural representation of front longitudinal girder inner plate brace panel of the present invention.
Fig. 3 be front longitudinal girder inner plate brace panel of the present invention certainly weld schematic diagram.
Fig. 4 is the structural representation of mount supports plate of the present invention.
Fig. 5 is the structural representation of suspension brace panel branch unit of the present invention.
Fig. 6 is the welding schematic diagram of suspension brace panel branch unit of the present invention.
Fig. 7 is the structural representation of front longitudinal girder inner plate body of the present invention.
Fig. 8 is the integral structure schematic diagram that automobile of the present invention suspension attachment point strengthens structure.
Fig. 9 is the solder joint schematic diagram that automobile of the present invention suspension attachment point strengthens structure.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the effect and principle of work etc. of the specific embodiment of the present invention as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
Embodiment 1:
The automobile suspension attachment point of the present embodiment is strengthened structure and is comprised front longitudinal girder inner plate body brace panel 1, mount supports plate 2 and front longitudinal girder inner plate body 3, wherein:
As shown in Figure 2,3, front longitudinal girder inner plate body brace panel 1 comprises by the stay bearing plate 11 of sheet material one bending and top board 12, described stay bearing plate 11 is vertical with top board 12, and the end of described stay bearing plate 11 and top board 12 bends and utilizes double-deck solder joint 4 to be connected and fixed, wherein each two the double-deck solder joints 4 in every side.
As shown in Figure 4, the box like structure that described mount supports plate 2 is the top and a lateral opening that utilize plate stamping, the edge of described mount supports plate 2 is provided with flange 21.
As shown in Figure 5,6, the top of described mount supports plate 2 and the top board 12 of front longitudinal girder inner plate body brace panel 1 against, and the opening side of mount supports plate 2 is towards the middle position of the stay bearing plate 11 of front longitudinal girder inner plate body brace panel 1, the flange 21 of described mount supports plate 2 utilizes three double-deck solder joints 4 to be connected and fixed with the stay bearing plate 11 of front longitudinal girder inner plate body brace panel 1, forms suspension brace panel branch unit 6.
Namely front longitudinal girder inner plate body brace panel 1 itself forms the box like structure of a bottom and side lateral opening, and mount supports plate 2 is the box like structure of top and a lateral opening, box like structure can improve the strength and stiffness of front longitudinal girder inner plate body brace panel 1 and mount supports plate 2 self, front longitudinal girder inner plate body brace panel 1 and mount supports plate 2 to be oppositely arranged and after being welded and fixed, a closed box like structure is defined at the middle part of front longitudinal girder inner plate body brace panel 1, define the box like structure of bottom and side mouth in the both sides of front longitudinal girder inner plate body brace panel 1 simultaneously, greatly can strengthen the strength and stiffness suspending brace panel branch unit 6, and ensure the reliable of each attachment point.
Mount supports plate 2 coordinates with front longitudinal girder inner plate body brace panel 1, define three box-packed unit, the stay bearing plate 11 of the front longitudinal girder inner plate body brace panel 1 corresponding to each boxed unit and top board 12 place are all respectively provided with a suspension attachment point 5, altogether six suspension attachment points 5.
Boxed unit can improve dynamic stiffness and the Static stiffness of suspension attachment point 5, and actv. is avoided resonating with engine vibration frequency, and verify by analysis, adopt this structure, dynamic stiffness can improve more than 60%.Intensity improves more than 50%.In addition due to the existence of boxed unit, several roughly the same parts are divided at the attachment face of front longitudinal girder inner plate brace panel 1, various piece is all in boxed unit, and the intensity of the attachment point namely set by each boxed unit is all effectively guaranteed, and solves the problem of the many attachment points of platform.
Mount supports plate 2 is provided with the hollow-out parts 22 passed through for soldering turret, to facilitate the welding to mount supports plate 2.
As shown in Fig. 7,8,9, the flange 21 of mount supports plate 2 side is welded and fixed with the stay bearing plate 11 of front longitudinal girder inner plate body brace panel 1 by a double-deck solder joint 4, and is welded and fixed by the top board 12 of three layers of solder joint 7 and front longitudinal girder inner plate body brace panel 1, front longitudinal girder inner plate body 3; The flange 21 of mount supports plate 2 opposite side is welded and fixed with the stay bearing plate 11 of front longitudinal girder inner plate body brace panel 1 by two double-deck solder joints 4.Stay bearing plate 11 and the top board 12 of front longitudinal girder inner plate body brace panel 1 are welded and fixed by 13 double-deck solder joints 4 with front longitudinal girder inner plate body 3.Can connect on failure-free basis at guarantee all parts like this, reduce the quantity of three layers of solder joint 7, thus improve welding efficiency.Front longitudinal girder inner plate body 3 is provided with top flap 31 and bottom flap 32, to improve the bearing force to suspension brace panel branch unit 6.
When welding, first mount supports plate 2 and front longitudinal girder inner plate body brace panel 1 being welded and fixed, forming suspension brace panel branch unit 6, and then suspension brace panel branch unit 6 and front longitudinal girder inner plate body 3 are welded and fixed, can installation effectiveness be improved like this.
Claims (7)
1. an automobile suspension attachment point strengthens structure, comprise front longitudinal girder inner plate body brace panel, mount supports plate and front longitudinal girder inner plate body, it is characterized in that described front longitudinal girder inner plate body brace panel and mount supports plate are welded into and suspend brace panel branch unit, described suspension brace panel branch unit is provided with at least three totally-enclosed or semi-enclosed boxed unit, and each boxed unit is provided with attachment point; Described suspension brace panel branch unit and front longitudinal girder inner plate body are welded and fixed; Described front longitudinal girder inner plate body brace panel comprises the stay bearing plate and top board that are bent by sheet material, and described stay bearing plate is vertical with top board, and the end of described stay bearing plate and top board bends and is welded to connect; Described mount supports plate is utilize the top of plate stamping and the box like structure of a lateral opening, and the edge of described mount supports plate is provided with flange; The top of described mount supports plate and the top board of front longitudinal girder inner plate body brace panel against, and the opening side of mount supports plate is towards the middle position of the stay bearing plate of front longitudinal girder inner plate body brace panel, the flange of described mount supports plate and the stay bearing plate of front longitudinal girder inner plate body brace panel are welded and fixed.
2. automobile suspension attachment point according to claim 1 strengthens structure, it is characterized in that described attachment point is arranged at stay bearing plate and the top board place of front longitudinal girder inner plate body brace panel, and stay bearing plate corresponding to each boxed unit and top board place are all respectively provided with an attachment point.
3. automobile suspension attachment point according to claim 1 and 2 strengthens structure, it is characterized in that described mount supports plate is provided with the hollow-out parts passed through for soldering turret.
4. automobile suspension attachment point according to claim 3 strengthens structure, it is characterized in that the flange of described mount supports plate is welded and fixed by the stay bearing plate of double-deck solder joint and front longitudinal girder inner plate body brace panel.
5. automobile suspension attachment point according to claim 4 strengthens structure, it is characterized in that the stay bearing plate of described front longitudinal girder inner plate body brace panel and top board and front longitudinal girder inner plate body are welded and fixed by double-deck solder joint, the flange of described mount supports plate, the top board of front longitudinal girder inner plate body brace panel, front longitudinal girder inner plate body are welded and fixed by three layers of solder joint.
6. automobile suspension attachment point according to claim 5 strengthens structure, it is characterized in that the flange of described mount supports plate side is welded and fixed by the stay bearing plate of a double-deck solder joint and front longitudinal girder inner plate body brace panel, and be welded and fixed by the top board of three layers of solder joint and front longitudinal girder inner plate body brace panel, front longitudinal girder inner plate body; The flange of mount supports plate opposite side is welded and fixed by the stay bearing plate of two double-deck solder joints and front longitudinal girder inner plate body brace panel.
7. automobile suspension attachment point according to claim 5 strengthens structure, it is characterized in that described front longitudinal girder inner plate body is provided with top flap and bottom flap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693473.XA CN103738152B (en) | 2013-12-18 | 2013-12-18 | A kind of automobile suspension attachment point strengthens structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310693473.XA CN103738152B (en) | 2013-12-18 | 2013-12-18 | A kind of automobile suspension attachment point strengthens structure |
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| CN103738152A CN103738152A (en) | 2014-04-23 |
| CN103738152B true CN103738152B (en) | 2016-03-16 |
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| CN201310693473.XA Active CN103738152B (en) | 2013-12-18 | 2013-12-18 | A kind of automobile suspension attachment point strengthens structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105799782B (en) * | 2016-03-23 | 2018-09-18 | 广州汽车集团股份有限公司 | A kind of mounting structure of automobile suspended |
| CN113085523B (en) * | 2021-05-13 | 2023-01-20 | 北京长安汽车工程技术研究有限责任公司 | Mounting structure for front suspension of automobile |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6390437B1 (en) * | 1999-12-28 | 2002-05-21 | Hyundai Motor Company | Reinforcement structure for engine mounting portion of automobile |
| EP1270300A3 (en) * | 2001-06-27 | 2004-11-10 | Nissan Motor Company, Limited | Support bracket for power unit |
| DE102004016616B3 (en) * | 2004-04-03 | 2005-08-11 | Daimlerchrysler Ag | Drive arrangement for a motor vehicle has openings each enclosed by frame longitudinal supports of a supporting frame, and engine bearings supported on the upper sides of the frame longitudinal supports |
| JP4133723B2 (en) * | 2003-10-08 | 2008-08-13 | 本田技研工業株式会社 | Front body structure of automobile |
| CN101367330A (en) * | 2008-05-10 | 2009-02-18 | 奇瑞汽车股份有限公司 | Reinforcing method for suspending anchor point of engine and suspending point assembly |
| CN202098264U (en) * | 2011-04-02 | 2012-01-04 | 重庆长安汽车股份有限公司 | Suspension mounting support |
| CN202508148U (en) * | 2012-01-12 | 2012-10-31 | 北京汽车股份有限公司 | Local strengthening structure in front longitudinal beam |
| CN102781765A (en) * | 2010-02-18 | 2012-11-14 | 福特全球技术公司 | Suspension tower structure for vehicle |
| CN202685899U (en) * | 2012-06-30 | 2013-01-23 | 重庆长安汽车股份有限公司 | Support structure for automobile suspension mounting bracket |
| CN202879226U (en) * | 2012-10-28 | 2013-04-17 | 长城汽车股份有限公司 | Automotive power assembly front-suspension point installation structure |
-
2013
- 2013-12-18 CN CN201310693473.XA patent/CN103738152B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6390437B1 (en) * | 1999-12-28 | 2002-05-21 | Hyundai Motor Company | Reinforcement structure for engine mounting portion of automobile |
| EP1270300A3 (en) * | 2001-06-27 | 2004-11-10 | Nissan Motor Company, Limited | Support bracket for power unit |
| JP4133723B2 (en) * | 2003-10-08 | 2008-08-13 | 本田技研工業株式会社 | Front body structure of automobile |
| DE102004016616B3 (en) * | 2004-04-03 | 2005-08-11 | Daimlerchrysler Ag | Drive arrangement for a motor vehicle has openings each enclosed by frame longitudinal supports of a supporting frame, and engine bearings supported on the upper sides of the frame longitudinal supports |
| CN101367330A (en) * | 2008-05-10 | 2009-02-18 | 奇瑞汽车股份有限公司 | Reinforcing method for suspending anchor point of engine and suspending point assembly |
| CN102781765A (en) * | 2010-02-18 | 2012-11-14 | 福特全球技术公司 | Suspension tower structure for vehicle |
| CN202098264U (en) * | 2011-04-02 | 2012-01-04 | 重庆长安汽车股份有限公司 | Suspension mounting support |
| CN202508148U (en) * | 2012-01-12 | 2012-10-31 | 北京汽车股份有限公司 | Local strengthening structure in front longitudinal beam |
| CN202685899U (en) * | 2012-06-30 | 2013-01-23 | 重庆长安汽车股份有限公司 | Support structure for automobile suspension mounting bracket |
| CN202879226U (en) * | 2012-10-28 | 2013-04-17 | 长城汽车股份有限公司 | Automotive power assembly front-suspension point installation structure |
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Effective date of registration: 20190801 Address after: 241000 No. 8 Building, Science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee after: CHERY COMMERCIAL VEHICLES (ANHUI) CO., LTD. Address before: 241009 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Patentee before: Saic Chery Automobile Co., Ltd. |