CN113200088A - Multifunctional novel casting cross beam of commercial vehicle - Google Patents
Multifunctional novel casting cross beam of commercial vehicle Download PDFInfo
- Publication number
- CN113200088A CN113200088A CN202110655878.9A CN202110655878A CN113200088A CN 113200088 A CN113200088 A CN 113200088A CN 202110655878 A CN202110655878 A CN 202110655878A CN 113200088 A CN113200088 A CN 113200088A
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- Prior art keywords
- mounting structure
- cross beam
- main body
- shaped thrust
- thrust rod
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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
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
-
- 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
- B62D21/16—Understructures, i.e. chassis frame on which a vehicle body may be mounted having fluid storage compartment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a multifunctional novel casting cross beam of a commercial vehicle, which is arranged on a frame assembly and positioned above a balance shaft and comprises a cross beam main body, wherein the cross beam main body is of an internal hollow tubular structure so as to realize gas storage; the V-shaped thrust rods are symmetrically fixed on two sides of the beam main body through V-shaped thrust rod supports; the V-shaped thrust rod support is connected with a gas pipe joint so as to realize gas injection into the beam main body; a mounting assembly is formed on the V-shaped thrust rod support to realize part assembly; the multifunctional novel casting cross beam for the commercial vehicle is more optimized in structure, different from a common integrally cast cross beam, lighter in structure than the integrally cast cross beam, and capable of effectively improving the utilization rate of materials, reducing the types of parts to be assembled and greatly reducing the self weight of the whole vehicle through the application of the device.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a multifunctional novel casting cross beam of a commercial vehicle.
Background
Along with the development of automobile technology, light weight and cost reduction become a great development trend of a tractor market, namely, on the premise of ensuring the quality of the whole automobile to be unchanged, the self weight of the whole automobile is reduced, and the cargo capacity can be correspondingly increased. The tractor, main operational environment is more than the second grade highway, runs long-distance more, and along with under the more and more strict condition of national limit for tonnage, in order to satisfy the unloaded fuel economy of customer, fully loaded and draw the demand of earning more, the meaning of whole car lightweight also is more and more important, consequently more and more host computer factory will be close to the structure and carry out integrated design, can reduce whole car dead weight so by a wide margin, reduces whole car spare part kind.
The existing automobile casting beam still has the problems of overweight weight, complex appearance structure, single action, various parts of the whole automobile and overlarge servicing quality of a lightweight automobile type;
therefore, the problems of the automobile casting beam in the prior art are combined, and the device which is optimized in structure and lighter in structure than the original integrally cast beam is designed, so that the problems are solved.
Disclosure of Invention
The invention aims to provide a multifunctional novel casting cross beam for a commercial vehicle, which reduces the types of parts in an integration and welding mode, improves the utilization rate of a part body and reduces the self weight of the whole vehicle.
In order to achieve the above purpose, the invention provides the following technical scheme:
the multi-functional novel casting crossbeam of commercial car, this casting crossbeam is installed on frame assembly and is located the top of balance shaft, include:
a beam body having an internal hollow tubular structure for gas storage; the V-shaped thrust rods are symmetrically fixed on two sides of the beam main body; wherein
The V-shaped thrust rod support is connected with a gas pipe joint to realize gas injection into the beam main body;
and a mounting assembly is formed on the V-shaped thrust rod support to realize part assembly.
Furthermore, the V-shaped thrust rod support is provided with a first connecting end and a second connecting end;
the first connecting end is welded at two ends of the beam main body in a friction mode; and is
The first connecting end is provided with a nut seat mounting structure;
and the nut seat mounting structure is provided with a nut seat for connecting an air pipe joint.
Further, the second connecting end is fixedly connected to the frame assembly;
the second connecting end is integrated with a mounting component;
the mounting assembly is formed with a first mounting structure, a second mounting structure, a third mounting structure, a fourth mounting structure, and a fifth mounting structure.
Further, the first mounting structure and the second mounting structure are used for connecting a V-shaped thrust rod;
the third mounting structure is fixedly connected with the balance shaft;
the fourth mounting structure is connected with the pipeline bundle fixing support to fix the position and the direction of the pipeline bundle;
the fifth mounting structure is fixed on the frame assembly.
In the technical scheme, the multifunctional novel casting cross beam for the commercial vehicle has the following beneficial effects:
the multifunctional novel casting cross beam for the commercial vehicle is more optimized in structure, different from a common integrally cast cross beam, lighter in structure than the integrally cast cross beam, and capable of effectively improving the utilization rate of materials, reducing the types of parts to be assembled and greatly reducing the self weight of the whole vehicle through the application of the device.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic structural diagram of a multifunctional novel casting cross beam of a commercial vehicle, provided by the embodiment of the invention;
FIG. 2 is a schematic structural diagram of the whole vehicle assembly in the multifunctional novel casting cross beam of the commercial vehicle provided by the embodiment of the invention;
FIG. 3 is a bottom view of the multifunctional novel casting cross beam of the commercial vehicle, provided by the embodiment of the invention;
FIG. 4 is a partial structural schematic view of a multifunctional novel casting cross beam of a commercial vehicle, provided by the embodiment of the invention;
FIG. 5 is a top view of FIG. 4;
fig. 6 is a side view of fig. 4.
Description of reference numerals:
1. a frame assembly; 2. a balance shaft; 3. a beam main body; 4. a V-shaped thrust rod; 5. a V-shaped thrust rod support; 6. a gas pipe joint; 7. a nut seat; 8. a pipe harness fixing bracket;
51. mounting the component; 52. a first connection end; 53. a second connection end;
511. a first mounting structure; 512. a second mounting structure; 513. a third mounting structure; 514. a fourth mounting structure; 515. a fifth mounting structure;
521. nut seat mounting structure.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
It is to be understood that the terms "one end," "the other end," "on," and the like, as used herein, are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention and simplicity of description, and the like are used for illustrative purposes only and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention; furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 6;
the invention discloses a multifunctional novel casting crossbeam of a commercial vehicle, which is arranged on a frame assembly 1 and positioned above a balance shaft 2, and comprises:
the beam main body 3 is of a hollow tubular structure inside to realize gas storage; the V-shaped thrust rods 4 are symmetrically fixed on two sides of the beam main body 3; wherein
A gas pipe joint 6 is connected to the V-shaped thrust rod support 5 to realize gas injection into the beam main body 3;
the V-shaped thrust rod support 5 is formed with a mounting assembly 51 to enable component assembly.
Specifically, the multifunctional novel casting crossbeam for the commercial vehicle provided by the invention is mainly characterized in that the crossbeam assembly is formed by integrating the V-shaped thrust rod support 5 and the crossbeam main body 3 into a whole in a friction welding mode, the traditional V-shaped thrust rod support and a back-to-back large aircraft crossbeam can be replaced, the V-shaped thrust rod supports 5 at two ends and the crossbeam main body 3 are cast in a split mode, and therefore the problems that the body has casting defects, is fractured when stressed and the like due to large volume, complex structure and different cooling degrees during integral casting can be solved.
The V-shaped thrust rod support 5 is provided with a first connecting end 52 and a second connecting end 53;
the first connection ends 52 are friction-welded at both ends of the cross member main body 3; and is
The first connection end 52 is provided with a nut seat mounting structure 521;
the nut seat mounting structure 521 is provided with a nut seat 7 for connecting the air pipe joint 6.
Specifically, the two ends of the beam main body 3 are provided with air inlet and outlet valve ports, the air inlet and outlet valve ports are provided with nut seat mounting structures 521, the nut seats 7 are integrated on the V-shaped thrust rod support 5 through the nut seat mounting structures 521 and used for mounting the air pipe connectors 6 to enable the assembly to have an air storage function, and the beam main body 3 can be used as an air storage cylinder to replace an original air storage cylinder structure.
Furthermore, the first connecting end 52 of the V-shaped thrust rod support 5 is welded to the beam main body 3 in a friction welding manner, so that the welding quality is improved, and the welding seam is prevented from cracking during operation; the whole welding is carried out before and then the finish machining is carried out on the working face so as to ensure that the machining precision cannot be influenced by welding, and then assembly is ensured.
The second connecting end 53 is fixedly connected to the frame assembly 1;
the second connecting end 53 is integrated with a mounting component 51;
the mounting assembly 51 is formed with a first mounting structure 511, a second mounting structure 512, a third mounting structure 513, a fourth mounting structure 514, and a fifth mounting structure 515.
The first mounting structure 511 and the second mounting structure 512 are used for connecting the V-shaped thrust rod 4;
the third mounting structure 513 is fixedly connected with the balance shaft 2;
the fourth mounting structure 514 is connected with the pipe harness fixing bracket 8 to fix the position orientation of the pipe harness;
Specifically, the corresponding mounting structures are distributed on the V-shaped thrust rod support 5, the connection between the beam main body 3 and the frame assembly 1 is realized through the fifth mounting structure 515, the connection between the beam main body 3 and the balance shaft 2 is realized through the third mounting structure 513, the structures are correspondingly connected and fixed, the types of parts required by assembly are reduced, materials are saved, the assembly process is simplified, and the production and processing efficiency is further improved.
Specifically, a hole for fixing the pipe harness fixing bracket 8 is reserved at the upper end of the V-shaped thrust rod support 5 and used for fixing the trend of the pipe harness.
The assembly process is completed by the following technical scheme:
the fixed points of the V-shaped thrust rods 4 are reserved on the bases on the two sides of the beam main body 3, reasonable adjustment is carried out according to the topological optimization result, meanwhile, the nut bases 7 for fixing the air pipe joints 6 are added, and because drilling treatment is needed at the positions, the bases are subjected to finish machining treatment before welding in split casting, so that drilling slag formed by drilling can be prevented from being left in the beam main body 3 and damaging the inner wall of an air pipe and a bridge brake shoe along with air flow play during working; the upper end is provided with a pipe bundle fixing bracket 8, which is convenient for the pipe bundle to be arranged in a reasonable direction; the V-shaped thrust rod support 5 and the beam main body 3 are strictly welded by friction welding, and replace an original air storage cylinder to serve as an air storage structure.
Through the application of the multifunctional novel casting cross beam for the commercial vehicle, the dead weight of the whole vehicle can be greatly reduced.
In the technical scheme, the multifunctional novel casting cross beam for the commercial vehicle has the following beneficial effects:
1. the multifunctional novel casting cross beam of the commercial vehicle can avoid the casting defect of the integrally cast cross beam at the round tube beam;
2. the invention meets the requirement of the market on the light weight of the whole vehicle, integrates multiple functions, saves materials and simplifies the assembly process.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (4)
1. The multi-functional novel casting crossbeam of commercial car, this casting crossbeam install on frame assembly (1) and be located the top of balance shaft (2), its characterized in that includes:
the cross beam main body (3), the cross beam main body (3) is of an internal hollow tubular structure to realize gas storage; and
the V-shaped thrust rods (4), the V-shaped thrust rods (4) are symmetrically fixed on two sides of the beam main body (3); wherein
The V-shaped thrust rod support (5) is connected with a gas pipe joint (6) to realize gas injection into the beam main body (3);
and a mounting assembly (51) is formed on the V-shaped thrust rod support (5) to realize component assembly.
2. The multifunctional novel casting cross beam of the commercial vehicle as claimed in claim 1, wherein:
the V-shaped thrust rod support (5) is provided with a first connecting end (52) and a second connecting end (53);
the first connecting ends (52) are friction welded at two ends of the beam main body (3); and is
A nut seat mounting structure (521) is mounted on the first connecting end (52);
and the nut seat mounting structure (521) is provided with a nut seat (7) for connecting the air pipe connector (6).
3. The multifunctional novel casting cross beam of the commercial vehicle as claimed in claim 2, wherein:
the second connecting end (53) is fixedly connected to the frame assembly (1);
a mounting component (51) is integrated on the second connecting end (53);
the mounting assembly (51) is formed with a first mounting structure (511), a second mounting structure (512), a third mounting structure (513), a fourth mounting structure (514), and a fifth mounting structure (515).
4. The multifunctional novel casting cross beam of the commercial vehicle as claimed in claim 3, wherein:
the first mounting structure (511) and the second mounting structure (512) are used for connecting the V-shaped thrust rod (4);
the third mounting structure (513) is fixedly connected with the balance shaft (2);
the fourth mounting structure (514) is connected with the pipe harness fixing support (8) to fix the position and the direction of the pipe harness;
the fifth mounting structure (515) is fixed on the frame assembly (1).
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CN202110655878.9A CN113200088B (en) | 2021-06-11 | 2021-06-11 | Multifunctional casting cross beam of commercial vehicle |
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CN202110655878.9A CN113200088B (en) | 2021-06-11 | 2021-06-11 | Multifunctional casting cross beam of commercial vehicle |
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CN113200088B CN113200088B (en) | 2023-03-31 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114633803A (en) * | 2022-04-21 | 2022-06-17 | 东风商用车有限公司 | Integrally cast balance suspension beam based on material topology and manufacturing method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114633803A (en) * | 2022-04-21 | 2022-06-17 | 东风商用车有限公司 | Integrally cast balance suspension beam based on material topology and manufacturing method thereof |
CN114633803B (en) * | 2022-04-21 | 2022-12-23 | 东风商用车有限公司 | Integrally cast balance suspension beam based on material topology and manufacturing method thereof |
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