CN107600183A - A kind of subframe, subframe assembly and automobile - Google Patents
A kind of subframe, subframe assembly and automobile Download PDFInfo
- Publication number
- CN107600183A CN107600183A CN201711046571.9A CN201711046571A CN107600183A CN 107600183 A CN107600183 A CN 107600183A CN 201711046571 A CN201711046571 A CN 201711046571A CN 107600183 A CN107600183 A CN 107600183A
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- Prior art keywords
- subframe
- beams
- reinforcing rib
- aluminum alloy
- auxiliary frame
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Links
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000002787 reinforcement Effects 0.000 claims abstract 6
- 230000003014 reinforcing effect Effects 0.000 claims description 34
- 238000001125 extrusion Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003351 stiffener Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The present invention relates to a kind of subframe, a kind of subframe assembly and a kind of automobile.Subframe provided by the invention includes two the first beams, at least two second beams and reinforcement, first beam and the second beam are made by aluminium alloy, each second beam is respectively positioned between two the first beams, and the both ends of each second beam are connected with two the first beams respectively, first beam is integrally formed with the second beam, and reinforcement is formed on the thickness direction of the first beam and the second beam by aluminium alloy extruded technique.Subframe provided by the invention is integrally formed by the first beam and the second beam and reinforcement is formed on the thickness direction of the first beam and the second beam by aluminium alloy extruded technique, make that the structure of subframe is simple, processing is simple, processing required time and manpower are effectively reduced, there is higher intensity and stability.In addition, forming the reinforcement being arranged on the first beam and the second beam by aluminium alloy extruded technique, the intensity, service life and security performance of subframe can be effectively improved.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to an auxiliary frame, an auxiliary frame assembly and an automobile.
Background
The subframe is divided into a front subframe and a rear subframe, which are connected to each other via the vehicle body, and the subframe is not a complete frame, but merely supports the front and rear axles and the suspension, through which the axles and the suspension are connected to the vehicle body, and is conventionally referred to as a "subframe".
The conventional auxiliary frame is usually manufactured by adopting a full-sheet-metal welding process, firstly, metal sheets are subjected to forming processes such as shearing, punching, cutting, folding, riveting and the like to obtain all parts of the auxiliary frame, and then all the parts are processed into the auxiliary frame through the welding process.
However, the number of parts of the conventional auxiliary frame is large, so that a plurality of molds for manufacturing the parts are provided, the structure of the auxiliary frame is complex, the assembly process is complex, and the time and labor consumed during assembly are increased. In addition, because each part passes through welded fastening together, the welding process is loaded down with trivial details and the degree of difficulty is high, and the sub vehicle frame after the weld forming is in the in-process of using, and the welding department is very easy not hard up, can't guarantee the use strength of sub vehicle frame.
Disclosure of Invention
In view of the above, a first object of the present invention is to provide a subframe with simple structure and high use strength, which is used to reduce the time and labor required for machining the subframe.
A second object of the present invention is to provide a subframe assembly, which can reduce the time and labor required for processing the subframe assembly, and improve the usability of the subframe assembly.
The third object of the present invention is to provide an automobile, which can effectively improve the safety performance of the automobile by providing a subframe with a simple structure and high use strength.
In order to achieve the purpose, the invention adopts the following technical scheme:
a subframe, comprising:
two first beams made of aluminum alloy;
the second beams are made of aluminum alloy, each second beam is positioned between the two first beams, two ends of each second beam are respectively connected with the two first beams, and the first beams and the second beams are integrally formed; and
and the reinforcing ribs are formed in the thickness direction of the first beam and the second beam through an aluminum alloy extrusion process.
Further, the reinforcing ribs extend in the length direction of the second beam.
Further, the reinforcing bar includes:
a first reinforcing rib; and
the second reinforcing rib is connected with the first reinforcing rib;
wherein,
the first reinforcing rib, the second reinforcing rib and the upper surface of the auxiliary frame form a first channel together;
the first reinforcing rib, the second reinforcing rib and the lower surface of the auxiliary frame form a second channel together;
the cross sections of the first channel and the second channel are triangular.
Further, at least two of the second beams are arranged in parallel.
Furthermore, the outer side of the first beam is inwards concavely provided with an accommodating groove.
Further, the two first beams are arranged in parallel.
Further, the first beam and the second beam are formed by aluminum alloy blocks through extrusion and cutting processing.
Furthermore, the joint of the first beam and the second beam is arranged in a round angle mode.
A subframe assembly comprising a subframe as described above.
An automobile comprising a subframe assembly as described above.
The invention has the beneficial effects that:
the auxiliary frame provided by the invention comprises two first beams, at least two second beams and reinforcing ribs, wherein the first beams and the second beams are both made of aluminum alloy, each second beam is positioned between the two first beams, two ends of each second beam are respectively connected with the two first beams, the first beams and the second beams are integrally formed, and the reinforcing ribs are formed in the thickness direction of the first beams and the second beams through an aluminum alloy extrusion process. The auxiliary frame provided by the invention is integrally formed by the first beam and the second beam, and the reinforcing ribs are formed in the thickness direction of the first beam and the second beam through an aluminum alloy extrusion process, so that the auxiliary frame is simple in structure and easy to machine, the time and labor required by machining the auxiliary frame are effectively reduced, and the auxiliary frame has higher strength and stability compared with the traditional auxiliary frame formed by welding. In addition, form the strengthening rib that sets up on first roof beam and second roof beam through aluminum alloy extrusion process, can effectively improve sub vehicle frame's intensity, life and security performance.
Drawings
FIG. 1 is a schematic structural view of a subframe provided in accordance with the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a top view of a subframe according to the present invention.
In the figure:
1-auxiliary frame;
11-a first beam; 12-a second beam; 13-a first stiffener; 14-a second reinforcing rib; 15-upper surface; 16-lower surface; 17-a first channel; 18-a second channel;
111-accommodating grooves.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.
The embodiment provides the auxiliary frame for preventing vibration and noise from directly entering the carriage, and the auxiliary frame can be applied to various vehicle types such as cars and off-road vehicles. As shown in fig. 1, the subframe 1 provided in this embodiment includes two first beams 11, at least two second beams 12, and a stiffener, where the first beams 11 and the second beams 12 are both made of aluminum alloy, each second beam 12 is located between the two first beams 11, both ends of each second beam 12 are respectively connected to the two first beams 11, the first beams 11 and the second beams 12 are integrally formed (for example, by cutting a whole aluminum alloy or by injection molding the integrally connected first beams 11 and second beams 12), and the stiffener is formed in the thickness direction of the first beams 11 and the second beams 12 through an aluminum alloy extrusion process. The sub vehicle frame 1 that this embodiment provided is through first roof beam 11 and second roof beam 12 integrated into one piece, and the strengthening rib passes through aluminum alloy extrusion process and forms on the thickness direction of first roof beam 11 and second roof beam 12, makes sub vehicle frame 1's simple structure, processing simple and easy, effectively reduces sub vehicle frame 1 and processes required time and manpower, and the sub vehicle frame that forms through the welding than the tradition has higher intensity and stability. In addition, form the strengthening rib that sets up on first roof beam 11 and second roof beam 12 through aluminum alloy extrusion process, can effectively improve sub vehicle frame 1's intensity, life and security performance.
As shown in fig. 1 and 3, in the present embodiment, the first beam 11 and the second beam 12 are formed of aluminum alloy blocks by extrusion and cutting processes, and cutting is performed after the reinforcing beads are extruded through the aluminum alloy. In addition, the junction of first roof beam 11 and second roof beam 12 is the fillet setting, can effectively improve the inseparable degree that first roof beam 11 and second roof beam 12 are connected, avoids first roof beam 11 and second roof beam 12 to appear the phenomenon of rupture at the junction.
As shown in fig. 1, in the present embodiment, the reinforcing beads extend in the direction B in fig. 1 (i.e., the longitudinal direction of the second beam 12), and the reinforcing beads are formed in such a manner that: the aluminum alloy block materials are extruded through the extruder, the extrusion direction of the aluminum alloy block materials is along the length direction of the second beam 12, and the extending directions of all the reinforcing ribs are along the length direction of the second beam 12, namely the extending directions are the same, so that the strength of the auxiliary frame 1 at each part can be guaranteed to be consistent, and the stress is uniform. Specifically, as shown in fig. 2, the reinforcing rib provided in this embodiment includes a first reinforcing rib 13 and a second reinforcing rib 14 connected to each other, wherein the first reinforcing rib 13, the second reinforcing rib 14 and the upper surface 15 of the subframe 1 together form a first channel 17, and the first reinforcing rib 13, the second reinforcing rib 14 and the lower surface 16 of the subframe 1 together form a second channel 18. The first channel 17 and the second channel 18 are arranged, so that the weight of the auxiliary frame 1 can be effectively reduced, and the auxiliary frame 1 is designed to be light. Specifically, the cross sections of the first channel 17 and the second channel 18 are triangular, and the triangular structures are stable, so that the auxiliary frame 1 has good structural strength due to the synergistic effect of the technical means of arranging the reinforcing ribs.
As shown in fig. 1 and fig. 3, the subframe 1 provided by this embodiment includes three second beams 12, the three second beams 12 are arranged in parallel, the structural strength of the subframe 1 can be effectively improved by arranging the three second beams 12, the length of the second beams 12 can be effectively reduced by arranging in parallel, and the production material is saved. However, the number of the second beams 12 is not limited to three, and may be plural, and the larger the number of the second beams 12, the better the structural strength of the subframe 1, but at the same time, in order to ensure the lightweight design of the subframe 1, the number of the second beams 12 is preferably three to six. In addition, by adjusting the distance between the adjacent second beams 12, it is possible to avoid components (such as an engine) located above or below the subframe 1.
As shown in fig. 1 and 3, the outer side of the first beam 11 is recessed inward to form a receiving groove 111, so that components (such as wheels) arranged around the subframe 1 can be effectively avoided, the components such as the wheels and the first beam 11 are prevented from being worn, and the service life of the subframe 1 and the components around the subframe 1 is prolonged. The two first beams 11 are arranged in parallel.
The embodiment also provides a sub vehicle frame assembly including as last sub vehicle frame, can effectively reduce the required time of processing sub vehicle frame assembly and manpower, improves sub vehicle frame assembly's performance.
This embodiment still provides the car as last sub vehicle frame assembly, through being provided with simple structure and the sub vehicle frame that use intensity is high, can effectively improve the safety in use performance of car.
It should be noted that the subframe assembly and the vehicle in this embodiment belong to the same technical concept as the subframe described above. Therefore, the details of the subframe assembly and the vehicle not described in detail can refer to the subframe in this embodiment, and are not described herein again.
It is noted that the foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (10)
1. A subframe, comprising:
two first beams (11) made of aluminum alloy;
at least two second beams (12) made of aluminum alloy, wherein each second beam (12) is positioned between the two first beams (11), two ends of each second beam (12) are respectively connected with the two first beams (11), and the first beams (11) and the second beams (12) are integrally formed; and
and reinforcing ribs formed in the thickness direction of the first beam (11) and the second beam (12) by an aluminum alloy extrusion process.
2. The subframe of claim 1 wherein said reinforcement extends along the length of said second beam (12).
3. The subframe of claim 2 wherein said reinforcement rib comprises:
a first reinforcing rib (13); and
a second reinforcing rib (14) connected to the first reinforcing rib (13);
wherein,
the first reinforcing rib (13), the second reinforcing rib (14) and the upper surface (15) of the auxiliary frame (1) jointly form a first channel (17);
the first reinforcing rib (13), the second reinforcing rib (14) and the lower surface (16) of the auxiliary frame (1) jointly form a second channel (18);
the cross sections of the first channel (17) and the second channel (18) are triangular.
4. The subframe according to any of claims 1 to 3 wherein at least two of said secondary beams (12) are disposed in parallel.
5. The subframe according to any one of claims 1 to 3 wherein the outer side of the first beam (11) is recessed inwardly to form a receiving groove (111).
6. The subframe according to any one of claims 1 to 3 wherein two of said first beams (11) are arranged in parallel.
7. The subframe according to any one of claims 1 to 3 wherein said first beam (11) and said second beam (12) are formed from an aluminum alloy block by extrusion and cutting.
8. The subframe according to any one of claims 1 to 3 wherein the junction of said first beam (11) and said second beam (12) is rounded.
9. A subframe assembly, comprising a subframe (1) according to any one of claims 1 to 8.
10. An automobile comprising the subframe assembly of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711046571.9A CN107600183A (en) | 2017-10-31 | 2017-10-31 | A kind of subframe, subframe assembly and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711046571.9A CN107600183A (en) | 2017-10-31 | 2017-10-31 | A kind of subframe, subframe assembly and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107600183A true CN107600183A (en) | 2018-01-19 |
Family
ID=61085627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711046571.9A Pending CN107600183A (en) | 2017-10-31 | 2017-10-31 | A kind of subframe, subframe assembly and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107600183A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1162211B (en) * | 1954-09-27 | 1964-01-30 | Daimler Benz Ag | Method for producing box girders, in particular for bodies, vehicle frames or the like. |
| JPH11235987A (en) * | 1998-02-20 | 1999-08-31 | Isuzu Motors Ltd | Cab side sill welding reinforcing structure |
| JP2002137758A (en) * | 2000-11-01 | 2002-05-14 | Honda Motor Co Ltd | Die-cast made sub frame |
| JP2002337722A (en) * | 2001-05-15 | 2002-11-27 | Fuji Heavy Ind Ltd | Frame structure of automobile |
| JP2003118631A (en) * | 2001-10-18 | 2003-04-23 | Mazda Motor Corp | Front body structure of vehicle |
| KR20030088787A (en) * | 2002-05-15 | 2003-11-20 | 주식회사화신 | Sub-frame for automobile |
| DE102004062932A1 (en) * | 2004-12-28 | 2006-08-17 | Volkswagen Ag | Rear floor structure, for motor vehicle, has structure body, extended over entire vehicle width, which has structures realized as cast component in upper or lower load path planes as well as longitudinal and transverse load paths |
| US20150175210A1 (en) * | 2012-06-21 | 2015-06-25 | Pantero Technologies Inc. | Planar space frame for vehicle structure and housing of components |
| CN105109555A (en) * | 2015-09-06 | 2015-12-02 | 上海友升铝业有限公司 | Fully extrusion-molded aluminum alloy auxiliary vehicle frame |
| CN205098114U (en) * | 2015-09-10 | 2016-03-23 | 何峰 | Porous aluminium alloy plate of high strength |
| CN106604830A (en) * | 2014-06-30 | 2017-04-26 | 巴斯夫欧洲公司 | Composite thermoplastic structure and composite compression limiter for same |
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| CN206374813U (en) * | 2016-12-26 | 2017-08-04 | 比亚迪股份有限公司 | Fore sub frame and automobile |
| CN107344569A (en) * | 2017-08-17 | 2017-11-14 | 苏州紫荆清远新能源汽车技术有限公司 | Integral type reinforcing block and the preceding Hold Beam attachment structure using the reinforcing block |
| CN207374485U (en) * | 2017-10-31 | 2018-05-18 | 苏州紫荆清远新能源汽车技术有限公司 | A kind of subframe, subframe assembly and automobile |
-
2017
- 2017-10-31 CN CN201711046571.9A patent/CN107600183A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1162211B (en) * | 1954-09-27 | 1964-01-30 | Daimler Benz Ag | Method for producing box girders, in particular for bodies, vehicle frames or the like. |
| JPH11235987A (en) * | 1998-02-20 | 1999-08-31 | Isuzu Motors Ltd | Cab side sill welding reinforcing structure |
| JP2002137758A (en) * | 2000-11-01 | 2002-05-14 | Honda Motor Co Ltd | Die-cast made sub frame |
| JP2002337722A (en) * | 2001-05-15 | 2002-11-27 | Fuji Heavy Ind Ltd | Frame structure of automobile |
| JP2003118631A (en) * | 2001-10-18 | 2003-04-23 | Mazda Motor Corp | Front body structure of vehicle |
| KR20030088787A (en) * | 2002-05-15 | 2003-11-20 | 주식회사화신 | Sub-frame for automobile |
| DE102004062932A1 (en) * | 2004-12-28 | 2006-08-17 | Volkswagen Ag | Rear floor structure, for motor vehicle, has structure body, extended over entire vehicle width, which has structures realized as cast component in upper or lower load path planes as well as longitudinal and transverse load paths |
| US20150175210A1 (en) * | 2012-06-21 | 2015-06-25 | Pantero Technologies Inc. | Planar space frame for vehicle structure and housing of components |
| CN106604830A (en) * | 2014-06-30 | 2017-04-26 | 巴斯夫欧洲公司 | Composite thermoplastic structure and composite compression limiter for same |
| CN105109555A (en) * | 2015-09-06 | 2015-12-02 | 上海友升铝业有限公司 | Fully extrusion-molded aluminum alloy auxiliary vehicle frame |
| CN205098114U (en) * | 2015-09-10 | 2016-03-23 | 何峰 | Porous aluminium alloy plate of high strength |
| CN206374813U (en) * | 2016-12-26 | 2017-08-04 | 比亚迪股份有限公司 | Fore sub frame and automobile |
| CN106828605A (en) * | 2017-01-25 | 2017-06-13 | 安徽江淮汽车集团股份有限公司 | A kind of auxiliary frame structure |
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| CN207374485U (en) * | 2017-10-31 | 2018-05-18 | 苏州紫荆清远新能源汽车技术有限公司 | A kind of subframe, subframe assembly and automobile |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180119 |
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| WD01 | Invention patent application deemed withdrawn after publication |