CN219790305U - Tube beam type vehicle body framework formed by mixing multiple materials integrally and vehicle - Google Patents
Tube beam type vehicle body framework formed by mixing multiple materials integrally and vehicle Download PDFInfo
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- CN219790305U CN219790305U CN202320605211.2U CN202320605211U CN219790305U CN 219790305 U CN219790305 U CN 219790305U CN 202320605211 U CN202320605211 U CN 202320605211U CN 219790305 U CN219790305 U CN 219790305U
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- 239000000463 material Substances 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 16
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 6
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 6
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000797 Ultra-high-strength steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Abstract
The utility model relates to a tubular beam type vehicle body framework and a vehicle which are formed by mixing and integrating multiple materials, wherein the tubular beam type vehicle body framework is formed into a high-strength vehicle body cage type passenger cabin body structure through a hot air expansion tubular beam, so that the weight of the vehicle body is reduced, the performances of passive safety, durability, NVH and the like of the whole vehicle are effectively improved, and the hot air expansion tubular beam comprises, but is not limited to, an A column upper side beam main body, a first steel tubular beam, a second steel tubular beam, a front bumper, a rear bumper, a main tubular beam of a front end module and a main tubular beam of an instrument beam bracket; the A column upper side beam is integrally formed by the A column upper side beam main body, the B column upper connecting support, the handle and the roof beam connecting piece, and the materials of the support, the handle and the roof beam connecting piece which are connected on the A column upper side beam main body and the B column are different. The automobile body skeleton has lower spare part concatenation degree of difficulty, helps improving assembly efficiency to and reduce the manpower and materials cost in the manufacturing.
Description
Technical Field
The utility model belongs to the technical field of vehicle body framework structures, and particularly relates to a tubular beam type vehicle body framework formed by mixing and integrating multiple materials and a corresponding vehicle comprising the vehicle body framework.
Background
As is well known, the automobile body framework forming process and the finished product have higher influence on various performance indexes including safety, reliability and durability, NVH, light weight and the like in the whole automobile. In the prior art, the molding process of the vehicle body framework mainly comprises the following steps: however, these processes still have respective drawbacks, so that the efficiency and cost of the forming process and the specification index of the formed product cannot meet the requirements. For example, current die casting and inflation processes are generally not suitable for use with higher yield strength formed materials; in the mixed forming process including the injection molding step, the quenching and the like cannot be performed due to the limitation of temperature requirements, and the strength of the formed product is low. In the current automobile manufacturing field, no matter functional parts or decorative parts are in a trend of realizing light weight by adopting aluminum materials, plastics and composite materials as much as possible, but the existing stamping welding process and the existing hybrid forming process still need to complete a plurality of independent forming processes for different parts and then assemble the parts, so that the production efficiency of the automobile has a certain degree of obstruction on the productivity of the parts and the whole automobile, and the combined parts of the parts mean the use of more structural reinforcements, so that the automobile light weight is also in a substantial negative effect.
In the prior art, the upper edge beam of the A column is formed into a cavity by butt joint of metal plates with U-shaped cross sections, and the structure cannot meet the requirement of light weight. Therefore, how to provide a new vehicle body framework structure, which meets the design indexes of corresponding rigidity, strength, light weight and the like, has a simplified structure and simple assembly process, and is a technical problem which is urgent to be solved in the field.
Disclosure of Invention
In view of the above, the utility model provides a tubular beam type vehicle body framework formed by mixing and integrating multiple materials, which comprises a vehicle body framework main body structure, wherein the vehicle body framework main body structure comprises a left side wall module, a right side wall module and a lower vehicle body; the left side wall module and the right side wall module are connected with the lower vehicle body;
the left side wall module comprises a left A column upper edge beam, a left A column, a left C column, a left threshold beam and a left B column; the two ends of the upper boundary beam of the left column A are connected with the left column A and the left column C; the right side wall module comprises a right A column upper boundary beam, a right A column, a right C column, a right threshold beam and a right B column; the two ends of the upper boundary beam of the right A column are connected with the right A column and the right C column;
the left and right A column upper side beams are composed of an A column upper side beam main body, a B column upper connecting bracket, a handle and a roof beam connecting piece, and a roof beam is respectively connected with the roof beam connecting piece of the left A column upper side beam and the roof beam connecting piece of the right A column upper side beam; the upper end of the left B column is connected with the upper edge beam of the left A column through a left upper B column connecting bracket, and the upper end of the right B column is connected with the upper edge beam of the right A column through a right upper B column connecting bracket;
the upper side beam main body of the A column, the upper connecting support of the B column, the handle and the roof beam connecting piece are integrally formed; the upper boundary beam main body of the A column is of a tubular structure and is formed by hot gas expansion of a steel tube or an aluminum tube; the handle is obtained by injecting a first material on the hot-gas expansion-formed A column upper edge beam main body; the roof beam connecting piece is obtained through injecting a second material on the A column upper side beam main body formed through hot gas expansion, and the B column upper connecting support is obtained through injecting a third material on the A column upper side beam main body formed through hot gas expansion.
The handle is obtained by injection molding on the hot gas expansion formed A column upper edge beam main body.
The roof beam connecting piece is obtained by injecting aluminum or magnesium or aluminum magnesium alloy on the A column upper side beam main body formed by hot gas expansion.
The B column upper connecting support is obtained by injecting aluminum or magnesium or aluminum magnesium alloy into the A column upper boundary beam main body formed by hot gas expansion.
The vehicle body framework also comprises a front bumper and a rear bumper, and the front bumper is connected with the main body structure of the vehicle body framework through a front longitudinal beam; the rear bumper is connected with the body framework main body structure through a rear longitudinal beam; the front bumper and the rear bumper are formed by hot air expansion.
The automobile body skeleton still includes instrument crossbeam support, instrument crossbeam support includes first main tubular beam, first main tubular beam is through steel pipe or aluminum pipe thermal expansion shaping, first main tubular beam both sides port is connected with left and right A post respectively.
The automobile body skeleton still includes the front end module, the front end module includes the second main tubular beam, the second main tubular beam takes shape through steel pipe or aluminum pipe thermal expansion, the front end module is the mixed integrated into one piece structure of second main tubular beam and engineering plastics.
The ports on two sides of the second main pipe beam are respectively connected with the left front side plate and the right front side plate of the vehicle body, and the left front side plate and the right front side plate are respectively positioned below the left column A and the right column A and used for collision energy absorption.
The left and right A column upper side beams are respectively provided with two roof beam connectors, and the left and right A column upper side beams are respectively provided with two handles.
The utility model also relates to a vehicle with the tubular beam type vehicle body framework.
The high-strength vehicle body cage type passenger cabin body structure formed by the hot air expansion pipe beams provided by the utility model not only can realize light weight of a vehicle body, but also can effectively improve the performances of the whole vehicle such as passive safety, durability, NVH and the like, and the hot air expansion pipe beams comprise, but are not limited to, an A-column upper side beam main body, a first steel pipe beam, a second steel pipe beam, a front bumper, a rear bumper, a main pipe beam of a front end module and a main pipe beam of an instrument beam bracket.
The sealing structure of the thermal expansion pipe beam, the high strength performance of the pipe beam and the degree of freedom of the profile of the expansion process can be flexibly adjusted according to actual needs, the number of inner plates and reinforcing plates of a vehicle body can be correspondingly reduced, and the weight-saving coefficient of the vehicle body can be improved.
In the utility model, the materials of the A column upper edge beam main body and the B column upper connecting bracket, the handle and the roof beam connecting piece are different, but the A column upper edge beam is integrally formed by the A column upper edge beam main body, the B column upper connecting bracket, the handle and the roof beam connecting piece, so that the splicing difficulty and the manufacturing cost of parts are reduced, and the assembly efficiency is improved.
Drawings
FIG. 1 is a schematic view of a vehicle body frame structure;
FIG. 2 is a schematic diagram of a left side module;
fig. 3 is a schematic view of a roof frame of a vehicle body.
Each reference numeral represents: 1-left A column upper edge beam; 2-right A column upper edge beam; 3-meter beam rack (CCB); 4-Front End Module (FEM); 5-front anti-collision beams; 6-rear anti-collision beams; 7-left B column; 8-right B column; 11-A column upper side beam main body; a support is connected to the 12-B column; 13-a handle; 14 roof rail connectors;
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The terms of high-strength steel, ultra-high-strength steel and the like related to the utility model have common meanings in the manufacturing and processing fields and the material fields, and those skilled in the art should know the terms, so the terms are not repeated here.
The pipe beam type vehicle body framework integrally formed by mixing the multiple materials provided by the utility model, as shown in figures 1-3, comprises a vehicle body framework main body structure, wherein the vehicle body framework main body structure comprises a left side wall module, a right side wall module and a lower vehicle body; the left side wall module and the right side wall module are connected with the lower vehicle body.
The left side wall module comprises a left A column upper edge beam 1, a left A column, a left C column, a left threshold beam and a left B column 7; the two ends of the left A column upper edge beam 1 are connected with a left A column and a left C column; the upper end of the left B column 7 is connected with the left A column roof side rail 1, and the lower end of the left B column 7 is connected with a left threshold beam.
The right side wall module comprises a right A column upper edge beam 2, a right A column, a right C column, a right threshold beam and a right B column 8; the two ends of the upper boundary beam 2 of the right A column are connected with the right A column and the right C column; the upper end of the right B column 8 is connected with the right A column upper edge beam 2; the lower end of the right B column 8 is connected with a right threshold beam.
The left and right A-pillar upper side beams 1 and 2 are respectively formed by integrally forming an A-pillar upper side beam main body 11, a B-pillar upper connecting bracket 12, a handle 13 and a roof beam connecting piece 14, and the materials of the A-pillar upper side beam main body and the B-pillar upper connecting bracket, the handle and the roof beam connecting piece are different.
The A column upper side beam main body 11 is of a tubular structure and is formed by hot air expansion of steel or aluminum tubes; the B column upper connecting bracket 12 is obtained by injecting aluminum or magnesium or aluminum magnesium alloy into the A column upper boundary beam main body 11 formed by hot gas expansion; the handle 13 is obtained by injection molding on the hot-air expansion-molded A-pillar upper edge beam main body 11; the roof rail connecting member 14 is obtained by injecting aluminum or magnesium or aluminum magnesium alloy into the a-pillar roof rail main body 11 formed by hot air expansion.
The left column B and the right column B are steel pipes or aluminum pipes and are of thermal expansion forming structures; the upper end of the left B column 7 is connected with the left B column connecting bracket 12 in a bonding, bolt or welding mode; the upper end of the right B column 7 is connected with the B column connecting bracket 12 on the right side; the connection mode is bonding, bolt or welding.
Left and right side wall module and lower car bodySplice weldingAnd (5) connection.
The roof beam is connected with the roof beam connecting piece of left A post roof side rail and the roof beam connecting piece of right A post roof side rail respectively.
The two roof beam connecting pieces of the left and right A column roof side beams are respectively, and the two plastic handles of the left and right A column roof side beams are respectively.
The vehicle body framework further comprises a front bumper 5 and a rear bumper 6, and the front bumper 5 is connected with the main body structure of the vehicle body framework through a front longitudinal beam; the rear bumper 6 is connected with the main body structure of the vehicle body framework through a rear longitudinal beam; the front bumper 5 and the rear bumper 6 are formed by hot air inflation.
The automobile body skeleton still includes instrument crossbeam support 3 (CCB), instrument crossbeam support 3 includes first main tubular beam 31, first main tubular beam 31 is through the steam expansion shaping, first main tubular beam 31 both sides port is connected with left and right A stud respectively.
The body framework further comprises a Front End Module (FEM) 4, the front end module 4 comprises a second main pipe beam, the second main pipe beam 31 is formed by hot air expansion of steel or aluminum pipes, and the front end module is a structure formed by mixing the second main pipe beam and engineering plastics into a whole.
The ports on two sides of the second main pipe beam are respectively connected with left and right front side plates of the automobile body through bolts, and the left and right front side plates are respectively positioned below the left and right A columns and used for collision energy absorption.
The high-strength vehicle body cage type passenger cabin body structure formed by the hot gas expansion pipe beams provided by the utility model not only can realize light weight of a vehicle body, but also can effectively improve the passive safety, durability, NVH and other performances of the whole vehicle, and the hot gas expansion pipe beams comprise, but are not limited to, an A-column upper side beam main body, a first steel pipe beam, a second steel pipe beam, a front bumper, a rear bumper, a main pipe beam of a front end module and a main pipe beam of an instrument beam bracket.
The sealing structure of the thermal expansion pipe beam, the high strength performance of the pipe beam and the degree of freedom of the profile of the expansion process adopted in the utility model can be flexibly adjusted according to actual needs, the number of inner plates and reinforcing plates of a vehicle body can be correspondingly reduced, and the weight reduction coefficient of the vehicle body can be improved. The materials of the upper side beam main body of the column A and the connecting bracket on the column B, the handle and the roof beam connecting piece are different, but the adopted forming process obviously reduces the splicing difficulty and the manufacturing cost of parts and can improve the assembly efficiency.
It should be understood that, the sequence number of each step in the embodiment of the present utility model does not mean that the execution sequence of each process should be determined by the function and the internal logic of each process, and should not limit the implementation process of the embodiment of the present utility model.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A tubular beam type vehicle body framework formed by mixing and integrating multiple materials comprises a vehicle body framework main body structure, wherein the vehicle body framework main body structure comprises a left side wall module, a right side wall module and a lower vehicle body; the left side wall module and the right side wall module are connected with the lower vehicle body;
the left side wall module comprises a left A column upper edge beam, a left A column, a left C column, a left threshold beam and a left B column; two ends of the upper boundary beam of the left A column are respectively connected with the left A column and the left C column; the right side wall module comprises a right A column upper boundary beam, a right A column, a right C column, a right threshold beam and a right B column; the two ends of the upper boundary beam of the right A column are respectively connected with the right A column and the right C column;
the method is characterized in that:
the left and right A column upper side beams are composed of an A column upper side beam main body, a B column upper connecting bracket, a handle and a roof beam connecting piece, and a roof beam is respectively connected with the roof beam connecting piece of the left A column upper side beam and the roof beam connecting piece of the right A column upper side beam; the upper end of the left B column is connected with the upper edge beam of the left A column through a left upper B column connecting bracket, and the upper end of the right B column is connected with the upper edge beam of the right A column through a right upper B column connecting bracket;
the upper side beam main body of the A column, the upper connecting support of the B column, the handle and the roof beam connecting piece are integrally formed; the upper boundary beam main body of the A column is of a tubular structure and is formed by hot gas expansion of a steel tube or an aluminum tube; the handle is obtained by injecting a first material on the hot-gas expansion-formed A column upper edge beam main body; the roof beam connecting piece is obtained through injecting a second material on the A column upper side beam main body formed through hot gas expansion, and the B column upper connecting support is obtained through injecting a third material on the A column upper side beam main body formed through hot gas expansion.
2. The tubular beam-like body frame according to claim 1, wherein: the handle is obtained by injection molding on the hot gas expansion formed A column upper edge beam main body.
3. The tubular beam-like body frame according to claim 1, wherein: the roof beam connecting piece is obtained by injecting aluminum or magnesium or aluminum magnesium alloy on the A column upper side beam main body formed by hot gas expansion.
4. The tubular beam-like body frame according to claim 1, wherein: the B column upper connecting support is obtained by injecting aluminum or magnesium or aluminum magnesium alloy into the A column upper boundary beam main body formed by hot gas expansion.
5. The tubular beam-like body frame according to any one of claims 1 to 4, wherein: the vehicle body framework also comprises a front bumper and a rear bumper, and the front bumper is connected with the main body structure of the vehicle body framework through a front longitudinal beam; the rear bumper is connected with the body framework main body structure through a rear longitudinal beam; the front bumper and the rear bumper are formed by hot air expansion.
6. The tubular beam-like body frame according to any one of claims 1 to 4, wherein: the automobile body skeleton still includes instrument crossbeam support, instrument crossbeam support includes first main tubular beam, first main tubular beam is through steel pipe or aluminum pipe thermal expansion shaping, first main tubular beam both sides port is connected with left and right A post respectively.
7. The tubular beam-like body frame according to any one of claims 1 to 4, wherein: the automobile body skeleton still includes the front end module, the front end module includes the second main tubular beam, the second main tubular beam takes shape through steel pipe or aluminum pipe thermal expansion, the front end module is the mixed integrated into one piece structure of second main tubular beam and engineering plastics.
8. The tubular beam-like body frame according to claim 7, wherein: the ports on two sides of the second main pipe beam are respectively connected with the left front side plate and the right front side plate of the vehicle body, and the left front side plate and the right front side plate are respectively positioned below the left column A and the right column A and used for collision energy absorption.
9. The tubular beam-like body frame according to any one of claims 1 to 4, wherein: the left and right A column upper side beams are respectively provided with two roof beam connectors, and the left and right A column upper side beams are respectively provided with two handles.
10. A vehicle, characterized in that: a tubular beam-like body frame having a composite material as defined in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320605211.2U CN219790305U (en) | 2023-03-24 | 2023-03-24 | Tube beam type vehicle body framework formed by mixing multiple materials integrally and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320605211.2U CN219790305U (en) | 2023-03-24 | 2023-03-24 | Tube beam type vehicle body framework formed by mixing multiple materials integrally and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219790305U true CN219790305U (en) | 2023-10-03 |
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ID=88186856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320605211.2U Active CN219790305U (en) | 2023-03-24 | 2023-03-24 | Tube beam type vehicle body framework formed by mixing multiple materials integrally and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219790305U (en) |
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2023
- 2023-03-24 CN CN202320605211.2U patent/CN219790305U/en active Active
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