CN112441128A - Auxiliary frame connecting plate with high bearing capacity and automobile - Google Patents
Auxiliary frame connecting plate with high bearing capacity and automobile Download PDFInfo
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- CN112441128A CN112441128A CN201910812619.5A CN201910812619A CN112441128A CN 112441128 A CN112441128 A CN 112441128A CN 201910812619 A CN201910812619 A CN 201910812619A CN 112441128 A CN112441128 A CN 112441128A
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 12
- 238000005728 strengthening Methods 0.000 claims abstract description 8
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 230000036961 partial effect Effects 0.000 claims abstract description 6
- 238000007493 shaping process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002829 reductive effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an auxiliary frame connecting plate with high bearing capacity and an automobile, which comprises an integrally-punched and formed connecting plate body; the connecting plate body comprises a first flat plate positioned on a first plane and a second flat plate positioned on a second plane; still be equipped with the arc bent plate of being connected with both between first flat board and the second flat board, be equipped with the strengthening rib on the arc bent plate, a side of strengthening rib with the partial laminating of arc bent plate upper surface, another side with the partial laminating of second flat board upper surface. The invention has the following beneficial effects: the connecting plate adopts integral type stamping forming, and the shaping is convenient, and shaping size precision is high, and the great improvement connecting plate intensity and the transverse rigidity of setting up of strengthening rib have improved the bearing capacity of car when turning. Meanwhile, the reinforcing ribs are attached to the arc-shaped bent plate and the upper surface of the second flat plate, so that the connection strength of the connecting plate can be further improved.
Description
Technical Field
The invention relates to an automobile connecting piece structure, in particular to an auxiliary frame connecting plate with high bearing capacity and an automobile.
Background
The modern automobile industry is competitive, the industrial capacity is far larger than the market capacity, each market segment has a strong competition, and various brands are pieced together and killed in quality and price from an economical car to a high-end commercial car. The method is lower in cost, or better in quality, and is a target continuously pursued by the whole car factory.
Currently, in some cars, a subframe is provided to improve the comfort and handling of the vehicle, thereby improving its overall competitiveness. The connecting plate is arranged on the connecting plate of the floor beam, the connecting plate is directly welded on the beam and the longitudinal beam, and the strength of the connecting plate provided with the auxiliary frame can be greatly influenced, so that the mounting strength of the auxiliary frame is influenced, the comprehensive performance of the whole vehicle can be influenced finally, consumers are unnecessarily lost, and further the development of enterprises is influenced. Therefore, it is important to improve the strength of the connection plate. Therefore, a reasonable cross beam connecting plate reinforcing plate is designed and welded on the connecting plate and the floor longitudinal beam, so that the strength of the cross beam connecting plate can be enhanced, and the mounting strength of the whole auxiliary frame is enhanced.
Chinese patent grant publication no: CN201516874U, the grant announcement date of 2010, 6.30 discloses a reinforcing structure that vapour car roof middle cross beam and side wall are connected, including being connected of top cap middle cross beam and left roof side rail and being connected of top cap middle cross beam and right roof side rail, overcome the not big shortcoming of car side impact test intensity, the shortcoming is still can not strengthen crossbeam connecting plate intensity.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an auxiliary frame connecting plate with high bearing capacity and an automobile.
The purpose of the invention is realized by the following technical scheme:
a subframe connecting plate with high bearing capacity comprises a connecting plate body formed in an integrated stamping mode;
the connecting plate body comprises a first flat plate positioned on a first plane and a second flat plate positioned on a second plane;
the first flat plate is provided with fixing holes for connecting with a vehicle body/frame, and penetrates through the corresponding fixing holes through fixing bolts to be connected with the vehicle body/frame;
the second flat plate is provided with a connecting hole for connecting with an auxiliary frame, and the second flat plate penetrates through the connecting hole through a connecting bolt to be connected with the auxiliary frame;
still be equipped with the arc bent plate of being connected with both between first flat board and the second flat board, be equipped with the strengthening rib on the arc bent plate, a side of strengthening rib with the partial laminating of arc bent plate upper surface, another side with the partial laminating of second flat board upper surface.
Preferably, the arc-shaped bent plate is in a Z shape, an included angle between one end of the arc-shaped bent plate and the connecting end of the first flat plate is an obtuse angle, and an included angle between the other end of the arc-shaped bent plate and the connecting end of the second flat plate is an obtuse angle.
Preferably, the central axis of the reinforcing rib is perpendicular to the central axes of the first flat plate and the second flat plate.
Preferably, the first plate is provided with two fixing holes, and the fixing holes are located at the end parts of two sides of the first plate.
Preferably, a rectangular hole is further formed between the two fixing holes, and the corner of the rectangular hole is a round angle.
Preferably, the second flat plate is further provided with a round hole.
Preferably, the cross sections of the fixing holes and the connecting holes are step-shaped.
Preferably, the edges of the round holes and the rectangular holes are of flanging structures.
An automobile comprises the high-bearing-capacity auxiliary frame connecting plate.
The invention has the following beneficial effects:
1. the connecting plate adopts integral type stamping forming, and the shaping is convenient, and shaping size precision is high, and the great improvement connecting plate intensity and the transverse rigidity of setting up of strengthening rib have improved the bearing capacity of car when turning. Meanwhile, the reinforcing ribs are attached to the arc-shaped bent plate and the upper surface of the second flat plate, so that the connection strength of the connecting plate can be further improved;
2. the central axis of the reinforcing rib is perpendicular to the central axes of the first flat plate and the second flat plate, so that the stress direction of the connecting plate is consistent with the direction of the central axis of the reinforcing rib, and the strength of the connecting plate is effectively improved;
3. the cross sections of the fixing holes and the connecting holes are step-shaped, so that gaps between the fixing holes and peripheral parts such as a vehicle body and an auxiliary frame can be increased, and the risk of interference is effectively avoided;
4. the arrangement of the rectangular holes and the round holes can reduce the weight of the connecting plate, the weight reduction effect reaches 10 percent, the cost is effectively reduced, and the performance of the electric vehicle is improved;
5. the edges of the round holes and the rectangular holes are of flanging structures, so that the strength of the round holes and the rectangular holes can meet the design requirements while the weight of the round holes and the rectangular holes is reduced;
6. fixing bolt is connected connecting plate and automobile body frame, and connecting bolt is connected connecting plate and sub vehicle frame, and it is convenient to be connected, and the later stage of also being convenient for simultaneously is dismantled and is changed and maintain, greatly improves work efficiency.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1: perspective view of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.
The present invention is not limited to the above embodiments, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the present invention discloses a subframe connection plate with high bearing capacity, which includes a connection plate body 1 formed by integral stamping, preferably formed by integral stamping of an aluminum alloy material, wherein the aluminum alloy material is formed by utilizing its characteristics of low density and ductility, and of course, other metal materials, such as steel materials, can be used, which belong to the protection scope of the present invention, and are not limited specifically. In addition, the integrated punch forming process is mature, stable in quality and low in cost.
In this embodiment, the connecting plate body 1 includes a first flat plate 2 located on a first plane and a second flat plate 3 located on a second plane, an arc-shaped bent plate 4 connected with the first flat plate 2 and the second flat plate 3 is further arranged between the first flat plate 2 and the second flat plate 3, a reinforcing rib 5 is arranged on the arc-shaped bent plate 4, one side surface of the reinforcing rib 5 is partially attached to the upper surface of the arc-shaped bent plate 4, and the other side surface is partially attached to the upper surface of the second flat plate 3, so that the connecting strength of the connecting plate can be further improved. Furthermore, the arc-shaped bent plate 4 is in a shape of a Z, an included angle between one end of the arc-shaped bent plate and the connecting end of the first flat plate 2 is an obtuse angle, and an included angle between the other end of the arc-shaped bent plate and the connecting end of the second flat plate 3 is an obtuse angle. The central axis of the reinforcing rib 5 is perpendicular to the central axes of the first flat plate 2 and the second flat plate 3, so that the stress direction of the connecting plate is consistent with the direction of the central axis of the reinforcing rib, and the strength of the connecting plate is effectively improved.
Specifically, the first plate 2 is provided with fixing holes 21 for connecting with a vehicle body/frame (not shown in the figure), and the first plate 2 is connected with the vehicle body/frame by penetrating through the corresponding fixing holes 21 through fixing bolts. The second plate 3 is provided with a connecting hole 31 for connecting with an auxiliary frame (not shown in the figure), and the second plate 3 is connected with the auxiliary frame by penetrating through the connecting hole 31 through a connecting bolt. The bolt is adopted for connection, the connection is convenient and fast, meanwhile, the later-stage disassembly, replacement and maintenance are convenient, and the working efficiency is greatly improved.
Be equipped with two on the first flat board 2 fixed orifices 21, fixed orifices 21 are located the tip of first flat board 2 both sides, the cross section of fixed orifices 21 and connecting hole 31 is the step form, and the design of step form can increase the clearance with peripheral parts such as automobile body and sub vehicle frame, has effectively avoided having the risk of interfering.
Further, a rectangular hole 22 is further formed between the two fixing holes 21, and corners of the rectangular hole are rounded corners. The second plate 3 is also provided with a circular hole 32. The rectangular holes and the round holes can reduce the weight of the connecting plate, the weight reduction effect reaches 10%, the cost is effectively reduced, and the performance of the electric vehicle is improved. In addition, the edges of the round hole 32 and the rectangular hole 22 are of flanging structures, so that the strength of the round hole and the rectangular hole meets the design requirements while the weight of the round hole is reduced.
The invention also discloses an automobile which comprises the auxiliary frame connecting plate with high bearing capacity.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (9)
1. Sub vehicle frame connecting plate with high bearing capacity, its characterized in that: comprises a connecting plate body (1) formed by integral punch forming;
the connecting plate body (1) comprises a first flat plate (2) positioned on a first plane and a second flat plate (3) positioned on a second plane;
the first flat plate (2) is provided with fixing holes (21) for being connected with a vehicle body/frame, and the first flat plate (2) penetrates through the corresponding fixing holes (21) through fixing bolts to be connected with the vehicle body/frame;
a connecting hole (31) used for being connected with an auxiliary frame is formed in the second flat plate (3), and the second flat plate (3) penetrates through the connecting hole (31) through a connecting bolt to be connected with the auxiliary frame;
still be equipped with arc bent plate (4) of being connected with both between first dull and stereotyped (2) and second flat board (3), be equipped with strengthening rib (5) on arc bent plate (4), a side of strengthening rib (5) with the partial laminating of arc bent plate (4) upper surface, another side with the partial laminating of second flat board (3) upper surface.
2. The subframe connecting plate with high bearing capacity according to claim 1, wherein: the arc-shaped bent plate (4) is Z-shaped, the included angle between one end of the arc-shaped bent plate and the connecting end of the first flat plate (2) is an obtuse angle, and the included angle between the other end of the arc-shaped bent plate and the connecting end of the second flat plate (3) is an obtuse angle.
3. The subframe connecting plate with high bearing capacity according to claim 1, wherein: the central axis of the reinforcing rib (5) is perpendicular to the central axes of the first flat plate (2) and the second flat plate (3).
4. The subframe connecting plate with high bearing capacity according to claim 1, wherein: the first flat plate (2) is provided with two fixing holes (21), and the fixing holes (21) are located at the end parts of two sides of the first flat plate (2).
5. The sub-frame connecting plate with high bearing capacity of claim 4, wherein: a rectangular hole (22) is further arranged between the two fixing holes (21), and the corner of the rectangular hole is a round angle.
6. The sub-frame connecting plate with high bearing capacity of claim 5, wherein: the second flat plate (3) is also provided with a round hole (32).
7. The subframe connecting plate with high bearing capacity according to claim 1, wherein: the cross sections of the fixing holes (21) and the connecting holes (31) are step-shaped.
8. The sub-frame connecting plate with high bearing capacity of claim 6, wherein: the edges of the round hole (32) and the rectangular hole (22) are of flanging structures.
9. An automobile, characterized in that: which comprises a high load bearing sub-frame web according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812619.5A CN112441128A (en) | 2019-08-30 | 2019-08-30 | Auxiliary frame connecting plate with high bearing capacity and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812619.5A CN112441128A (en) | 2019-08-30 | 2019-08-30 | Auxiliary frame connecting plate with high bearing capacity and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112441128A true CN112441128A (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812619.5A Pending CN112441128A (en) | 2019-08-30 | 2019-08-30 | Auxiliary frame connecting plate with high bearing capacity and automobile |
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| Country | Link |
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| CN (1) | CN112441128A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009107424A (en) * | 2007-10-29 | 2009-05-21 | Honda Motor Co Ltd | Vehicle body structure |
| CN202783386U (en) * | 2012-07-28 | 2013-03-13 | 奇瑞汽车股份有限公司 | Reinforcing structure for connecting auxiliary frame and automobile body of automobile |
| CN203753249U (en) * | 2013-07-23 | 2014-08-06 | 北汽福田汽车股份有限公司 | Automobile and connecting plate thereof |
| CN207403808U (en) * | 2017-11-17 | 2018-05-25 | 广州汽车集团股份有限公司 | A kind of sub-frame connecting structure and automobile |
| CN209096828U (en) * | 2018-09-29 | 2019-07-12 | 上汽通用五菱汽车股份有限公司 | A kind of connection structure promoting Rear secondary frame for vehicle and body mounts rigidity |
| CN210912633U (en) * | 2019-08-30 | 2020-07-03 | 泰牛汽车技术(苏州)有限公司 | Auxiliary frame connecting plate with high bearing capacity and automobile |
-
2019
- 2019-08-30 CN CN201910812619.5A patent/CN112441128A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009107424A (en) * | 2007-10-29 | 2009-05-21 | Honda Motor Co Ltd | Vehicle body structure |
| CN202783386U (en) * | 2012-07-28 | 2013-03-13 | 奇瑞汽车股份有限公司 | Reinforcing structure for connecting auxiliary frame and automobile body of automobile |
| CN203753249U (en) * | 2013-07-23 | 2014-08-06 | 北汽福田汽车股份有限公司 | Automobile and connecting plate thereof |
| CN207403808U (en) * | 2017-11-17 | 2018-05-25 | 广州汽车集团股份有限公司 | A kind of sub-frame connecting structure and automobile |
| CN209096828U (en) * | 2018-09-29 | 2019-07-12 | 上汽通用五菱汽车股份有限公司 | A kind of connection structure promoting Rear secondary frame for vehicle and body mounts rigidity |
| CN210912633U (en) * | 2019-08-30 | 2020-07-03 | 泰牛汽车技术(苏州)有限公司 | Auxiliary frame connecting plate with high bearing capacity and automobile |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210609 Address after: No.368 Longjin Road, Changzhou City, Jiangsu Province 213000 Applicant after: KUNTYE VEHICLE SYSTEM (CHANGZHOU) Co.,Ltd. Address before: 215123 building G1, Suzhou 2.5 Industrial Park, 88 Dongchang Road, Suzhou Industrial Park, Jiangsu Province Applicant before: TAI NIU AUTOMOTIVE TECHNOLOGY (SUZHOU) Co.,Ltd. |
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