Cast cross beam and heavy truck

Abstract

The utility model discloses a casting cross beam which comprises a cross beam body and flange plates arranged at the two ends of the cross beam body, the flange plates are attached to and connected with longitudinal beams on the two sides of a frame through bolts, and the cross beam body is provided with a thrust rod connecting base, a balance shaft connecting lug plate, a rear axle control valve mounting base and a gas pipeline harness fixing base. And the cross beam body, the flange plate, the thrust rod connecting seat, the balance shaft connecting lug plate, the rear axle control valve mounting seat and the gas pipeline harness fixing seat are integrally cast and formed. All the components are integrally cast and formed, integration is achieved, the size and weight are reduced, transportation, carrying and installation are convenient, the installation size is effectively controlled, the mass and light weight of the whole vehicle are improved, factors such as accumulative errors are avoided, manpower, material resources and financial resources are saved, installation is convenient, simple, stable and reliable, and the labor intensity of workers is relieved. And the stability and the quality of the product are improved. The utility model further discloses a heavy truck comprising the cast cross beam.

Description

Technical Field

[0001] The utility model relates to the field of vehicle equipment, in particular to a casting crossbeam. In addition, the utility model also relates to a heavy truck comprising the casting crossbeam. Background Art

[0002] With the rapid development of the automobile industry, users have higher and higher requirements for the quality of automobile products and the stability of vehicle performance, especially the requirements for vehicle quality and lightweight. At present, heavy-duty trucks are used to carry as much cargo as possible to meet customers' heavy-load needs, reduce the weight of the vehicle as much as possible without affecting the quality of the vehicle, and improve the cargo capacity, comfort and stability of the vehicle as much as possible while ensuring safety performance.

[0003] Under existing technical conditions, the crossbeams of the vehicle drive axle module are mostly welded structures, and various different components are welded to the main body. The welded parts have complex structures and high welding requirements, resulting in large and bulky volumes, inconveniences in transportation and installation, and the inability to effectively control the installation dimensions, which has a great impact on the vehicle's overall quality and lightweight. Due to factors such as cumulative errors, the installation often requires the cooperation of two or three people to complete, which greatly wastes manpower, material and financial resources, and has a great negative impact on the quality of the vehicle.

[0004] Therefore, how to provide a casting crossbeam with a simple and light structure is a technical problem that technical personnel in this field need to solve at present. Utility Model Content

[0005] The purpose of the utility model is to provide a casting crossbeam, all parts of which are integrally cast and formed, which is convenient and simple to install, stable and reliable, and reduces the labor intensity of workers. Another purpose of the utility model is to provide a heavy truck including the casting crossbeam.

[0006] In order to solve the above technical problems, the utility model provides a cast crossbeam, including a crossbeam body and flange plates arranged at both ends of the crossbeam body, the flange plates are attached to and bolted to the longitudinal beams on both sides of the frame, and the crossbeam body is provided with a thrust rod connecting seat, a balance shaft connecting ear plate, a rear axle control valve mounting seat and an air pipe harness fixing seat, and the crossbeam body, the flange plate, the thrust rod connecting seat, the balance shaft connecting ear plate, the rear axle control valve mounting seat and the air pipe harness fixing seat are integrally cast.

[0007] Preferably, the flange plates are specifically rectangular plates, and each of the flange plates is provided with a plurality of flange holes for bolting to the frame, and the plurality of flange holes are symmetrically arranged at both ends of the flange plate in the length direction.

[0008] Preferably, the thrust rod connecting seat includes four outer connecting seats and four inner connecting seats, the four outer connecting seats are symmetrically arranged on the front side and the rear side of the end of the beam body, and the outer side of the outer connecting seat is connected to the corresponding inner side of the flange plate, the four inner connecting seats are symmetrically arranged on the front side and the rear side of the beam body, the inner connecting seat is located on the inner side of the outer connecting seat, the inner connecting seat and the outer connecting seat correspond to each other one by one, and the inner connecting seat and the outer connecting seat of the same group are close to each other and are used to connect the end of the same thrust rod.

[0009] Preferably, connection holes for connecting the ends of the thrust rods are arranged on the end surfaces of the outer connection seat and the inner connection seat away from the cross beam body, and the connection holes extend in the horizontal direction.

[0010] Preferably, the longitudinal length of the outer connecting seat is greater than the longitudinal length of the inner connecting seat, and the side surfaces provided with the connecting holes are inclined inwards.

[0011] Preferably, four balancing shaft connecting ear plates are included, which are symmetrically arranged on the front side and the rear side of the end of the beam body, and the balancing shaft connecting ear plates are correspondingly located below the inner connecting seat.

[0012] Preferably, two lug plate holes for connecting the balancing shaft are arranged in parallel on each of the balancing shaft connecting lug plates.

[0013] Preferably, eight rear axle control valve mounting seats and eight air pipe harness fixing seats are included, the rear axle control valve mounting seats are symmetrically arranged on the front side and the rear side of the middle part of the crossbeam body, and the air pipe harness fixing seats are symmetrically arranged on the upper side and the lower side of the middle part of the crossbeam body.

[0014] Preferably, the rear axle control valve mounting seat and the air pipe harness fixing seat are both cylindrical protrusions, and mounting holes are arranged on the end surfaces away from the crossbeam body.

[0015] The utility model also provides a heavy truck, comprising a frame and a cast crossbeam installed on the frame, wherein the cast crossbeam is specifically any one of the cast crossbeams described above.

[0016] The utility model provides a casting crossbeam, comprising a crossbeam body and flange plates arranged at both ends of the crossbeam body, the flange plates are attached to and bolted to the longitudinal beams on both sides of the frame, a thrust rod connecting seat, a balance shaft connecting ear plate, a rear axle control valve mounting seat and an air pipe harness fixing seat are arranged on the crossbeam body, and the crossbeam body, the flange plates, the thrust rod connecting seat, the balance shaft connecting ear plate, the rear axle control valve mounting seat and the air pipe harness fixing seat are integrally cast and formed.

[0017] All components are integrally cast to achieve integration, reduce volume and weight, facilitate transportation, handling and installation, effectively control installation dimensions, improve the quality and lightweight of the entire vehicle, avoid cumulative errors and other factors, save manpower, material and financial resources, and install conveniently and concisely, stably and reliably, reduce labor intensity of workers, and improve product stability and quality.

[0018] The utility model also provides a heavy truck including the above-mentioned cast cross beam. Since the above-mentioned cast cross beam has the above-mentioned technical effects, the above-mentioned heavy truck should also have the same technical effects, which will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A structural schematic diagram of a specific implementation of the casting crossbeam provided by the utility model;

[0020] Figure 2 The utility model is provided with a specific embodiment of the installation diagram of the casting beam.

[0021] Among them, there are the crossbeam body 1, the flange plate 2, the balance shaft connecting ear plate 3, the rear axle control valve mounting seat 4, the air pipe harness fixing seat 5, the outer connecting seat 6, the inner connecting seat 7, the longitudinal beam 8, and the thrust rod 9. DETAILED DESCRIPTION

[0022] The utility model aims to provide a casting crossbeam, all parts of which are integrally cast and formed, which is convenient and simple to install, stable and reliable, and reduces the labor intensity of workers. Another purpose of the utility model is to provide a heavy truck including the casting crossbeam.

[0023] In order to enable those skilled in the art to better understand the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Please refer to Figure 1 and Figure 2 , Figure 1 A structural schematic diagram of a specific implementation of the casting crossbeam provided by the utility model; Figure 2 The utility model is provided with a specific embodiment of the installation diagram of the casting beam.

[0025] The specific implementation manner of the utility model provides a casting cross beam, defining the length direction of the whole vehicle as the longitudinal direction, the width direction of the whole vehicle as the transverse direction, and the direction perpendicular to the longitudinal and transverse directions as the vertical direction, wherein the two ends of the longitudinal direction are the front-to-back directions, the two ends of the transverse direction away from the center are the outer ends, the position close to the center of the transverse direction is the inner end, and the two ends of the vertical direction are the up-down directions.

[0026] The cast crossbeam includes a crossbeam body 1 and flange plates 2 arranged at both ends of the crossbeam body 1. The flange plates 2 are attached to and bolted to the longitudinal beams 8 on both sides of the frame. A thrust rod connecting seat, a balance shaft connecting ear plate 3, a rear axle control valve mounting seat 4 and an air pipe harness fixing seat 5 are arranged on the crossbeam body 1. The crossbeam body 1, the flange plate 2, the thrust rod connecting seat, the balance shaft connecting ear plate 3, the rear axle control valve mounting seat 4 and the air pipe harness fixing seat 5 are integrally cast.

[0027] All components are integrally cast to achieve integration, reduce volume and weight, facilitate transportation, handling and installation, effectively control installation dimensions, improve the quality and lightweight of the entire vehicle, avoid cumulative errors and other factors, save manpower, material and financial resources, and install conveniently and concisely, stably and reliably, reduce labor intensity of workers, and improve product stability and quality.

[0028] Specifically, the flange plate 2 is a rectangular plate, each flange plate 2 is provided with a plurality of flange holes, and a positioning hole is provided at a corresponding position of the frame. The bolts pass through the flange holes and enter the positioning holes, and the frame and the flange plate 2 are connected by the bolts. At the same time, the plurality of flange holes are symmetrically arranged at both ends of the length direction of the flange plate 2, so that the connection between the crossbeam and the frame is more stable and convenient for positioning and installation.

[0029] In the casting beam provided in the specific embodiment of the utility model, the thrust rod connecting seat includes four outer connecting seats 6 and four inner connecting seats 7. The four outer connecting seats 6 are symmetrically arranged on the front side and the rear side of the end of the beam body 1, and the outer side of the outer connecting seat 6 is connected to the corresponding inner side of the flange plate 2. The four inner connecting seats 7 are symmetrically arranged on the front side and the rear side of the beam body 1, and the inner connecting seat 7 is located on the inner side of the outer connecting seat 6. The inner connecting seat 7 and the outer connecting seat 6 correspond one to one, and the inner connecting seat 7 and the outer connecting seat 6 of the same group are close to each other and are used to connect the end of the same thrust rod 9.

[0030] Specifically, the end surfaces of the outer connecting seat 6 and the inner connecting seat 7 away from the beam body 1 are provided with connecting holes for connecting the ends of the thrust rods 9, and the connecting holes extend in the horizontal direction. The longitudinal length of the outer connecting seat 6 is greater than the longitudinal length of the inner connecting seat 7, and the sides provided with the connecting holes are all inclined inward. A total of four thrust rods 9 are provided, and two thrust rods 9 in a group are V-shaped and located on the front and rear sides of the beam body 1. Due to the inclined arrangement of the side surfaces, the ends of the inclined thrust rods 9 are connected to the outer connecting seat 6 and the inner connecting seat 7 of the same group.

[0031] Furthermore, four balancing shaft connecting ear plates 3 are respectively symmetrically arranged on the front side and the rear side of the end of the cross beam body 1, and the balancing shaft connecting ear plates 3 are correspondingly located below the inner connecting seat 7. Two ear plate holes are arranged in parallel on each balancing shaft connecting ear plate 3, and the end of the balancing shaft is bolted to the ear plate.

[0032] On the basis of the casting crossbeam provided in the above-mentioned specific embodiments, eight rear axle control valve mounting seats 4 and eight air pipe harness fixing seats 5 are included. The rear axle control valve mounting seats 4 are symmetrically arranged on the front side and the rear side of the middle part of the crossbeam body 1, and the air pipe harness fixing seats 5 are symmetrically arranged on the upper side and the lower side of the middle part of the crossbeam body 1. Specifically, the rear axle control valve mounting seat 4 and the air pipe harness fixing seat 5 are both cylindrical protrusions, and mounting holes are arranged on the end faces away from the crossbeam body 1. The shape, quantity and arrangement of each component can also be adjusted according to the situation, all within the protection scope of the present utility model. For example, the rear axle control valve mounting seat 4 and the air pipe harness fixing seat 5 are prisms, or the orientation of the mounting holes is adjusted.

[0033] In addition to the above-mentioned cast crossbeam, the specific implementation of the utility model also provides a heavy-duty truck including the above-mentioned cast crossbeam. For the structures of other parts of the heavy-duty truck, please refer to the prior art and will not be described in detail herein.

[0034] The above is a detailed introduction to the casting crossbeam and heavy truck provided by the utility model. This article uses specific examples to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A cast beam, characterized in that: The invention comprises a crossbeam body (1) and flange plates (2) arranged at both ends of the crossbeam body (1); the flange plates (2) are attached to and bolted to longitudinal beams (8) on both sides of the frame; a thrust rod connecting seat, a balance shaft connecting ear plate (3), a rear axle control valve mounting seat (4) and an air pipe harness fixing seat (5) are arranged on the crossbeam body (1); the crossbeam body (1), the flange plate (2), the thrust rod connecting seat, the balance shaft connecting ear plate (3), the rear axle control valve mounting seat (4) and the air pipe harness fixing seat (5) are integrally cast.

2. The cast beam according to claim 1, characterized in that: The flange plates (2) are specifically rectangular plates, and each of the flange plates (2) is provided with a plurality of flange holes for bolting to a vehicle frame, and the plurality of flange holes are symmetrically arranged at both ends of the flange plate (2) in the length direction.

3. The cast beam according to claim 1, characterized in that: The thrust rod connecting seat comprises four outer connecting seats (6) and four inner connecting seats (7), the four outer connecting seats (6) are symmetrically arranged on the front side and the rear side of the end of the beam body (1), and the outer side of the outer connecting seat (6) is connected to the corresponding inner side of the flange plate (2), the four inner connecting seats (7) are symmetrically arranged on the front side and the rear side of the beam body (1), the inner connecting seat (7) is located on the inner side of the outer connecting seat (6), the inner connecting seat (7) and the outer connecting seat (6) correspond to each other one by one, and the inner connecting seat (7) and the outer connecting seat (6) of the same group are close to each other and are used to connect the end of the same thrust rod (9).

4. The cast beam according to claim 3, characterized in that: Connecting holes for connecting the ends of the thrust rods (9) are provided on the end surfaces of the outer connecting seat (6) and the inner connecting seat (7) away from the crossbeam body (1), and the connecting holes extend in the horizontal direction.

5. The cast beam according to claim 4, characterized in that The longitudinal length of the outer connecting seat (6) is greater than the longitudinal length of the inner connecting seat (7), and the side surfaces provided with the connecting holes are all inclined inwards.

6. The cast beam according to claim 5, characterized in that It comprises four balancing shaft connecting ear plates (3) which are symmetrically arranged on the front side and the rear side of the end of the crossbeam body (1), and the balancing shaft connecting ear plates (3) are correspondingly located below the inner connecting seat (7).

7. The cast beam according to claim 6, characterized in that Two lug plate holes for connecting the balancing shaft are arranged in parallel on each of the balancing shaft connecting lug plates (3).

8. The cast beam according to any one of claims 1 to 7, characterized in that: It comprises eight rear axle control valve mounting seats (4) and eight air pipe harness fixing seats (5), wherein the rear axle control valve mounting seats (4) are symmetrically arranged on the front side and the rear side of the middle part of the cross beam body (1), and the air pipe harness fixing seats (5) are symmetrically arranged on the upper side and the lower side of the middle part of the cross beam body (1).

9. The cast beam according to claim 8, characterized in that The rear axle control valve mounting seat (4) and the air pipe harness fixing seat (5) are both cylindrical protrusions, and mounting holes are provided on the end surfaces away from the crossbeam body (1).

10. A heavy truck, comprising a frame and a cast crossbeam mounted on the frame, characterized in that: The cast beam is specifically the cast beam according to any one of claims 1 to 9.

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