CN203974945U - Fore sub frame - Google Patents
Fore sub frame Download PDFInfo
- Publication number
- CN203974945U CN203974945U CN201420390432.3U CN201420390432U CN203974945U CN 203974945 U CN203974945 U CN 203974945U CN 201420390432 U CN201420390432 U CN 201420390432U CN 203974945 U CN203974945 U CN 203974945U
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- Prior art keywords
- longeron
- piece
- interior reinforcement
- upper piece
- lower piece
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Abstract
The purpose of this utility model is to provide a kind of fore sub frame, its lighter weight.For realizing the fore sub frame of described object, comprise longeron, longeron comprises longeron upper piece, longeron lower piece, be characterized in, longeron also comprises interior reinforcement upper piece and interior reinforcement lower piece, interior reinforcement upper piece is positioned at longeron upper piece inner side, fit and weld with longeron upper piece, interior reinforcement lower piece is positioned at longeron lower piece inner side and fits and weld with longeron lower piece, interior reinforcement lower piece has lower bulge protruding upward, interior reinforcement upper piece has the convex platform of downward protrusion, longeron upper piece, longeron lower piece, convex platform, lower bulge has the perforation of coaxial line, so that pass this pin-and-hole and Control arm be arranged on longeron by attaching parts, longeron upper piece, longeron lower piece and interior reinforcement upper piece, interior reinforcement lower piece is all drawing part.
Description
Technical field
The utility model relates to automobile accessory frame.
Background technology
Fore sub frame is the important component part of vehicle bridge, mainly connects vehicle body, front overhang and driving engine.Subframe assembly plays important buffer action to engine vibration, is bearing the various load of bringing in running car simultaneously, and its stiffness and strength mode is the important indicator of test subframe design.
For the design of subframe, except original stiffness and strength performance requriements, weight target is also had higher requirement, and performance requriements and weight target exist contradiction, thereby design is had higher requirement to subframe.
Traditional body frame structure for automotive as shown in Figure 1, is welded by front-axle beam 4, left longeron 2, right vertical beam 3, the back rest 1 and support 5.Tradition longeron as shown in Figure 2, is welded to form for upper and lower 21,22.
In performance, there are the following problems with the structure of the beam welding assembly of reinforced rib for tradition: because rear Control arm, stabilizer rod and steering box attachment point are all positioned at adjacent area, and the back rest is to be connected with side bar with joint form, therefore, for often in order to meet the performance of vertical stiffness, needs increase the thickness of side bar fluctuating plate, and cause subframe quality overweight, cost increases, and is unfavorable for vehicle performance.
Utility model content
The purpose of this utility model is to provide a kind of fore sub frame, its lighter weight.
For realizing the fore sub frame of described object, comprise longeron, longeron comprises longeron upper piece, longeron lower piece, be characterized in, longeron also comprises interior reinforcement upper piece and interior reinforcement lower piece, interior reinforcement upper piece is positioned at longeron upper piece inner side, fit and weld with longeron upper piece, interior reinforcement lower piece is positioned at longeron lower piece inner side and fits and weld with longeron lower piece, interior reinforcement lower piece has lower bulge protruding upward, interior reinforcement upper piece has the convex platform of downward protrusion, longeron upper piece, longeron lower piece, convex platform, lower bulge has the perforation of coaxial line, so that pass this pin-and-hole and Control arm be arranged on longeron by attaching parts, longeron upper piece, longeron lower piece and interior reinforcement upper piece, interior reinforcement lower piece is all drawing part.
Described fore sub frame, its further feature is, interior reinforcement upper piece is microscler lamellar body, have at the side at the two ends of length direction and the described convex platform that is positioned at middle part, both sides at convex platform also have plug welding hole, and interior reinforcement upper piece is in described side and described plug welding hole and the welding of longeron upper piece.
Described fore sub frame, its further feature is, and interior reinforcement upper piece also has auxiliary hole, and this auxiliary hole coordinates with the auxiliary hole on longeron upper piece, so that interior reinforcement upper piece is located when being welded in longeron upper piece.
Described fore sub frame, its further feature is, the described plug welding hole that distributes in the both sides of the length direction of convex platform, described plug welding hole is elongated hole, the hole width that more approaches convex platform is less.
Described fore sub frame, its further feature is, interior reinforcement lower piece is microscler lamellar body, have at the side at the two ends of length direction and the described lower bulge that is positioned at middle part, also have the dual-side that is positioned at Width, the described side of the described side of the end of the Width of interior reinforcement lower piece and the end of length direction is all flange form and welds with longeron lower piece.
Described fore sub frame, its further feature is, and interior reinforcement lower piece also has auxiliary hole, and this auxiliary hole coordinates with the auxiliary hole on longeron lower piece, so that interior reinforcement lower piece is located when being welded in longeron lower piece.
Owing to being the local interior reinforced sheet increasing with boss, rather than increasing body increases the thickness of longeron lamellar body, moreover by boss, Control arm is installed, so the utlity model has the advantages such as quality is light, location is convenient, technique is simple and easy to processing, easy assembling, also comparatively outstanding at aspect of performances such as rigidity, intensity.
Accompanying drawing explanation
The above and other feature of the present utility model, character and advantage become more obvious by the description by below in conjunction with drawings and Examples, wherein:
Fig. 1 is the block diagram of traditional subframe welding assembly.
Fig. 2 is the decomposition view of traditional subframe longitudinal beam.
Fig. 3 is the decomposition view of subframe longitudinal beam in the utility model one embodiment.
Fig. 4 is the interior block diagram of strengthening upper piece in Fig. 3.
Fig. 5 is the interior block diagram of strengthening lower piece in Fig. 3.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail; set forth in the following description more details so that fully understand the utility model; but the utility model obviously can be implemented with the multiple alternate manner that is different from this description; those skilled in the art can do similar popularization, deduction according to practical situations without prejudice to the utility model intension in the situation that, therefore should be with the content constraints of this specific embodiment protection domain of the present utility model.
The structure of the traditional subframe shown in Fig. 1 and Fig. 2; it is the structure of subframe longitudinal beam in the utility model one embodiment that Fig. 3 to Fig. 5 shows; longeron in Fig. 1 can substitute by the longeron in Fig. 3; form the utility model about the embodiment of subframe; it should be noted that; accompanying drawing 1 to 5 is all only as example, and it is not to draw according to the condition of equal proportion, and should not using this as the protection domain of the utility model actual requirement is construed as limiting.
With reference to Fig. 1, be appreciated that in an embodiment of the present utility model, fore sub frame comprises left and right longeron, the structure of left and right longeron is roughly symmetrical, and therefore the situation of described longeron is also suitable for left or right longeron below.
As shown in Figures 3 to 5, longeron comprises longeron upper piece 31, longeron lower piece 32, in addition, also comprise interior reinforcement upper piece 41 and interior reinforcement lower piece 42, interior reinforcement upper piece 41 is positioned at longeron upper piece 31 inner sides, fit and weld with longeron upper piece 31, interior reinforcement lower piece 42 is positioned at longeron lower piece 32 inner sides and longeron lower piece 32 is fitted and welds, interior reinforcement lower piece 42 has lower bulge protruding upward 421, interior reinforcement upper piece 41 has the convex platform 411 of downward protrusion, longeron upper piece 31, longeron lower piece 32, convex platform 41, lower bulge 42 has the perforation 311 of coaxial line, 321, 411A, 421A, so that Control arm is arranged on longeron through these pin-and-holes by attaching parts (not shown), longeron upper piece 31, longeron lower piece 32 and interior reinforcement upper piece 41, interior reinforcement lower piece 42 is all drawing part.
In preferred embodiment as shown in Figure 4, interior reinforcement upper piece 41 is microscler lamellar body, have at the side 414 at the two ends of length direction and the convex platform 411 that is positioned at middle part, both sides at convex platform 411 also have plug welding hole 413, and interior reinforcement upper piece 41 is at side 414 and plug welding hole 413 and 31 welding of longeron upper piece.
Alternatively, interior reinforcement upper piece 41 also has auxiliary hole 412, and auxiliary hole 412 coordinates with the auxiliary hole 312 on longeron upper piece 31, so that interior reinforcement upper piece 41 positions by locating dowel pin when being welded in longeron upper piece 31.
Alternatively, convex platform 411 is at the both sides of the length direction of interior reinforcement upper piece 41 distribution plug welding hole 413, and plug welding hole 413 is elongated hole, and the hole width that more approaches convex platform 411 is just less.
In preferred embodiment as shown in Figure 5, interior reinforcement lower piece 42 is microscler lamellar body, have at the side at the two ends of length direction with 423 and be positioned at the lower bulge 421 at middle part, also there is the dual-side 422 that is positioned at Width, the side 423 of the side 422 of the end of the Width of interior reinforcement lower piece 42 and the end of length direction be all flange form and with 32 joint welding of longeron lower piece.
Alternatively, interior reinforcement lower piece 42 also has auxiliary hole 424, and this auxiliary hole 424 coordinates with the auxiliary hole 322 on longeron lower piece 32, so that interior reinforcement lower piece 42 is located when being welded in longeron lower piece 32.
In the aforementioned embodiment, increase the side bar of brace panel in upper and lower chip, on vertical stiffness, played the effect of supporting, on the constant basis of side bar fluctuating plate thickness, the rigidity that has greatly improved the front attachment point of Control arm, has played the effect of local reinforcement, and lightweight has been had to active influence.
Although the utility model with preferred embodiment openly as above, it is not for limiting the utility model, and any those skilled in the art, within not departing from spirit and scope of the present utility model, can make possible change and modification.Therefore, every content that does not depart from technical solutions of the utility model, any modification, equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, within all falling into the protection domain that the utility model claim defines.
Claims (6)
1. a fore sub frame, comprise longeron, longeron comprises longeron upper piece, longeron lower piece, it is characterized in that, longeron also comprises interior reinforcement upper piece and interior reinforcement lower piece, interior reinforcement upper piece is positioned at longeron upper piece inner side, fit and weld with longeron upper piece, interior reinforcement lower piece is positioned at longeron lower piece inner side and fits and weld with longeron lower piece, interior reinforcement lower piece has lower bulge protruding upward, interior reinforcement upper piece has the convex platform of downward protrusion, longeron upper piece, longeron lower piece, convex platform, lower bulge has the perforation of coaxial line, so that pass this pin-and-hole and Control arm be arranged on longeron by attaching parts, longeron upper piece, longeron lower piece and interior reinforcement upper piece, interior reinforcement lower piece is all drawing part.
2. fore sub frame as claimed in claim 1, it is characterized in that, interior reinforcement upper piece is microscler lamellar body, have at the side at the two ends of length direction and the described convex platform that is positioned at middle part, both sides at convex platform also have plug welding hole, and interior reinforcement upper piece is in described side and described plug welding hole and the welding of longeron upper piece.
3. fore sub frame as claimed in claim 1, is characterized in that, interior reinforcement upper piece also has auxiliary hole, and this auxiliary hole coordinates with the auxiliary hole on longeron upper piece, so that interior reinforcement upper piece is located when being welded in longeron upper piece.
4. fore sub frame as claimed in claim 2, is characterized in that, the described plug welding hole that distributes in the both sides of the length direction of convex platform, and described plug welding hole is elongated hole, the hole width that more approaches convex platform is less.
5. fore sub frame as claimed in claim 1, it is characterized in that, interior reinforcement lower piece is microscler lamellar body, have at the side at the two ends of length direction and the described lower bulge that is positioned at middle part, also have the dual-side that is positioned at Width, the described side of the described side of the end of the Width of interior reinforcement lower piece and the end of length direction is all flange form and welds with longeron lower piece.
6. fore sub frame as claimed in claim 5, is characterized in that, interior reinforcement lower piece also has auxiliary hole, and this auxiliary hole coordinates with the auxiliary hole on longeron lower piece, so that interior reinforcement lower piece is located when being welded in longeron lower piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420390432.3U CN203974945U (en) | 2014-07-15 | 2014-07-15 | Fore sub frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420390432.3U CN203974945U (en) | 2014-07-15 | 2014-07-15 | Fore sub frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203974945U true CN203974945U (en) | 2014-12-03 |
Family
ID=51972418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420390432.3U Expired - Fee Related CN203974945U (en) | 2014-07-15 | 2014-07-15 | Fore sub frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203974945U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329319A (en) * | 2015-09-18 | 2016-02-17 | 浙江吉利汽车研究院有限公司 | Vehicle front subframe |
| CN105523085A (en) * | 2015-12-07 | 2016-04-27 | 浙江吉利汽车研究院有限公司 | Auxiliary frame structure |
| CN105711650A (en) * | 2016-04-15 | 2016-06-29 | 奇瑞汽车股份有限公司 | Car rear side member support |
| CN106809278A (en) * | 2016-12-30 | 2017-06-09 | 麦格纳斯太尔汽车技术（上海）有限公司 | A kind of electric automobile subframe |
| CN109291997A (en) * | 2017-07-24 | 2019-02-01 | 德国汽车工程技术有限公司 | Subframe for vehicle especially electric vehicle |
| CN111604409A (en) * | 2020-05-26 | 2020-09-01 | 湖北先驰交通装备有限公司 | Method for processing variable cross-section automobile frame inner and outer longitudinal beam integrated piece |
-
2014
- 2014-07-15 CN CN201420390432.3U patent/CN203974945U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329319A (en) * | 2015-09-18 | 2016-02-17 | 浙江吉利汽车研究院有限公司 | Vehicle front subframe |
| CN105329319B (en) * | 2015-09-18 | 2017-11-28 | 浙江吉利汽车研究院有限公司 | Automobile front subframe |
| CN105523085A (en) * | 2015-12-07 | 2016-04-27 | 浙江吉利汽车研究院有限公司 | Auxiliary frame structure |
| CN105711650A (en) * | 2016-04-15 | 2016-06-29 | 奇瑞汽车股份有限公司 | Car rear side member support |
| CN106809278A (en) * | 2016-12-30 | 2017-06-09 | 麦格纳斯太尔汽车技术（上海）有限公司 | A kind of electric automobile subframe |
| CN109291997A (en) * | 2017-07-24 | 2019-02-01 | 德国汽车工程技术有限公司 | Subframe for vehicle especially electric vehicle |
| CN109291997B (en) * | 2017-07-24 | 2021-04-09 | 德国汽车工程技术有限公司 | Subframe for a vehicle, in particular an electric vehicle |
| CN111604409A (en) * | 2020-05-26 | 2020-09-01 | 湖北先驰交通装备有限公司 | Method for processing variable cross-section automobile frame inner and outer longitudinal beam integrated piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 |