CN216691831U

CN216691831U - Lightweight car transmission shaft

Info

Publication number: CN216691831U
Application number: CN202123280909.1U
Authority: CN
Inventors: 龚中江; 葛晓英; 方建强
Original assignee: Suzhou Aoxuan Precision Technology Co ltd
Current assignee: Suzhou Aoxuan Precision Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-07
Anticipated expiration: 2031-12-24

Abstract

The utility model belongs to the technical field of transmission shafts, and relates to a light-weight automobile transmission shaft which comprises a main shaft and an auxiliary shaft, wherein the main shaft is matched with the auxiliary shaft, aluminum alloy connecting plates are embedded in inner cavities of the main shaft and the auxiliary shaft, and one ends of the main shaft and the auxiliary shaft are fixedly connected with a universal shaft seat. The user inserts the arc spliced pole earlier in the arc spread groove, this setting can make this transmission shaft install on not unidimensional car, increases its practicality, and after the installation is accomplished, insert vice slot and main slot with the aluminum alloy connecting plate in again, the aluminum alloy connecting plate links into whole with main shaft and countershaft, so can guarantee the antitorque nature of this transmission shaft, because of adopting aluminum alloy material, so whole realization lightweight reduces the loss of energy in the torque transmission.

Description

Lightweight car transmission shaft

Technical Field

The utility model belongs to the technical field of transmission shafts, and particularly relates to a light-weight automobile transmission shaft.

Background

The fuel oil can be saved by about 6-8% when the mass of the automobile is reduced by 10%. At present, a plurality of methods are used for realizing the purpose of light weight design of an automobile, for example, light materials such as aluminum, magnesium, glass fiber, carbon fiber reinforced composite materials and the like are adopted, and an optimization design algorithm is adopted to improve the structure of vehicle parts. The automobile transmission shaft is a part for connecting a gearbox and a drive axle, finally, the power generated by an engine is transmitted to wheels, the automobile transmission shaft is a part for connecting the gearbox and the drive axle, finally, the power generated by the engine is transmitted to the wheels, the driving automobile runs, the weight of a transmission system is reduced, the energy consumption during operation can be reduced, the service efficiency of the engine is improved, the automobile transmission shaft needs to have higher torque resistance due to long-time high-speed operation in the operation process, so that the automobile transmission shaft is not easy to damage and damage, scrapping is avoided, cost is increased, however, the lightweight automobile transmission shaft on the market still has various defects, and the production requirement cannot be met.

The existing automobile transmission shaft is generally made of alloy steel pipes with good torsion resistance, and in order to ensure normal torsion transmission, the transmission shaft needs to be ensured to be in a certain diameter, the weight is relatively heavy, and the energy loss in torque transmission is influenced, so that a lightweight automobile transmission shaft is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a light-weight automobile transmission shaft to solve the problems that the light-weight automobile transmission shaft provided in the background art has good torsion resistance and relatively light weight and reduces energy loss in torque transmission.

In order to achieve the purpose, the utility model provides the following technical scheme: the light automobile transmission shaft comprises a main shaft and an auxiliary shaft, wherein the main shaft is matched with the auxiliary shaft, aluminum alloy connecting plates are embedded in inner cavities of the main shaft and the auxiliary shaft, and one ends of the main shaft and the auxiliary shaft are fixedly connected with a universal shaft seat.

Preferably, the outer surface of the main shaft is provided with a main slot, and the main shaft and the auxiliary shaft are made of steel.

Preferably, the outer surface of the auxiliary shaft is provided with an auxiliary slot, and the aluminum alloy connecting plate is embedded in the auxiliary slot and the main slot.

Preferably, the main shaft and the auxiliary shaft are provided with round holes in the middle.

Preferably, one side of the outer surface of the main shaft, which is close to the main slot, is provided with an arc-shaped connecting slot.

Preferably, the outer surface of the auxiliary shaft is fixedly connected with an arc-shaped connecting column, and the arc-shaped connecting column is matched with the arc-shaped connecting groove.

Preferably, the universal shaft seat and the bolts are connected between the main shaft and the auxiliary shaft in a threaded manner, and one end of the universal shaft seat is movably connected with a universal connecting piece.

Compared with the prior art, the utility model has the beneficial effects that:

1. insert the arc spliced pole earlier in the arc spread groove through the user, this setting can make this transmission shaft install on not unidimensional car, increases its practicality, and after the installation is accomplished, insert vice slot and main slot with the aluminum alloy connecting plate again in, the aluminum alloy connecting plate links into whole with main shaft and countershaft, so can guarantee the twisting resistance of this transmission shaft, because of adopting the aluminum alloy material, so whole realization lightweight, the problem of the loss of energy in the reduction moment of torsion transmission.

2. Can be connected transmission shaft and drive power mechanism through the universal joint spare that sets up, this setting can realize the transmission of power, the universal axle bed of setting can be with drive power transmission to main shaft and countershaft on, make the device work more stable, the bolt of setting can make things convenient for the installation and the dismantlement of universal axle bed, make the more convenient of maintaining, universal axle bed inserts on main shaft and countershaft simultaneously, the one end of universal axle bed is hollow, so make the device realize lightweight problem.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic structural diagram of an exploded perspective of the present invention;

FIG. 4 is a schematic structural view of the rear view of the explosion of the present invention;

FIG. 5 is a schematic structural diagram of the aluminum alloy connecting plate of the present invention.

In the figure: 1. a main shaft; 2. a counter shaft; 3. an arc-shaped connecting column; 4. a bolt; 5. a universal shaft seat; 6. a universal connection member; 7. a secondary slot; 8. a main slot; 9. a circular hole; 10. an arc-shaped connecting groove; 11. aluminum alloy connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1-5, the utility model provides a lightweight automobile transmission shaft, which comprises a main shaft 1 and an auxiliary shaft 2, wherein the main shaft 1 is matched with the auxiliary shaft 2, aluminum alloy connecting plates 11 are embedded in inner cavities of the main shaft 1 and the auxiliary shaft 2, and one ends of the main shaft 1 and the auxiliary shaft 2 are fixedly connected with a universal shaft seat 5.

When the light automobile transmission shaft is designed and used, the arc-shaped connecting column 3 is inserted into the arc-shaped connecting groove 10 firstly by a user, the transmission shaft can be installed on automobiles with different sizes by the arrangement, the practicability of the transmission shaft is improved, after the installation is finished, the aluminum alloy connecting plate 11 is inserted into the auxiliary slot 7 and the main slot 8, the main shaft 1 and the auxiliary shaft 2 are connected into a whole by the aluminum alloy connecting plate 11, the torsion resistance of the transmission shaft can be ensured, the whole body is lightened by adopting aluminum alloy materials, the energy loss in torque transmission is reduced, the transmission shaft can be connected with a driving force mechanism by the universal connecting piece 6, the power transmission can be realized by the arrangement, the universal shaft seat 5 can transmit the driving force to the main shaft 1 and the auxiliary shaft 2, the work of the device is more stable, and the bolt 4 can facilitate the installation and the disassembly of the universal shaft seat 5, the maintenance is more convenient, meanwhile, the universal shaft seat 5 is inserted into the main shaft 1 and the auxiliary shaft 2, and one end of the universal shaft seat 5 is hollow, so that the device is light in weight.

In this embodiment, the main shaft 1 has a main slot 8 formed on an outer surface thereof, and the main shaft 1 and the auxiliary shaft 2 are made of steel.

The auxiliary shaft 2 can be connected through the arrangement of the main slot 8, and the rigidity and the torsion resistance of the device are effectively improved through the arranged steel material.

In this embodiment, the outer surface of the auxiliary shaft 2 is provided with an auxiliary slot 7, and an aluminum alloy connecting plate 11 is embedded in the auxiliary slot 7 and the main slot 8;

the aluminum alloy connecting plate 11 is inserted into the auxiliary slot 7 and the main slot 8, and the main shaft 1 and the auxiliary shaft 2 are connected into a whole by the aluminum alloy connecting plate 11, so that the torsion resistance of the transmission shaft can be ensured, and the whole transmission shaft is light in weight due to the adoption of an aluminum alloy material.

In the embodiment, a circular hole 9 is arranged in the middle of the main shaft 1 and the auxiliary shaft 2;

the round hole 9 improves the light weight of the device and simultaneously improves the rigidity of the transmission shaft.

Example 2:

as shown in fig. 1-5, an arc-shaped connecting groove 10 is formed on one side of the outer surface of the main shaft 1 close to the main slot 8.

Through the user inserts arc spliced pole 3 earlier in the arc spread groove 10, this setting can make this transmission shaft install on not unidimensional car, increases its practicality.

In the embodiment, the outer surface of the auxiliary shaft 2 is fixedly connected with an arc connecting column 3, and the arc connecting column 3 is matched with the arc connecting groove 10;

the length of the transmission shaft can be prolonged by arranging the arc-shaped connecting column 3, so that the working range of the transmission shaft is wider, and the practicability is higher.

In the embodiment, a bolt 4 is connected between the universal shaft seat 5 and the main shaft 1 and the auxiliary shaft 2 in a threaded manner, and one end of the universal shaft seat 5 is movably connected with a universal connecting piece 6;

can be connected the transmission shaft with drive power mechanism through the universal joint spare 6 that sets up, this setting can realize the transmission of power, and the universal axle seat 5 that sets up can be with drive power transmission to main shaft 1 and countershaft 2 on, makes the device work stability more, and the bolt 4 that sets up can make things convenient for the installation and the dismantlement of universal axle seat 5, makes the convenience more of maintaining.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a lightweight car transmission shaft, includes main shaft (1) and countershaft (2), its characterized in that: the main shaft (1) is matched with the auxiliary shaft (2), aluminum alloy connecting plates (11) are embedded into inner cavities of the main shaft (1) and the auxiliary shaft (2), and one ends of the main shaft (1) and the auxiliary shaft (2) are fixedly connected with a universal shaft seat (5).

2. The lightweight automotive driveshaft of claim 1, wherein: the outer surface of the main shaft (1) is provided with a main slot (8), and the main shaft (1) and the auxiliary shaft (2) are made of steel.

3. The lightweight automotive driveshaft of claim 2, wherein: the outer surface of the auxiliary shaft (2) is provided with an auxiliary slot (7), and the aluminum alloy connecting plate (11) is embedded in the auxiliary slot (7) and the main slot (8).

4. The lightweight automotive driveshaft of claim 1, wherein: and round holes (9) are arranged in the middle parts of the main shaft (1) and the auxiliary shaft (2).

5. The lightweight automotive driveshaft of claim 1, wherein: and an arc-shaped connecting groove (10) is formed in one side, close to the main slot (8), of the outer surface of the main shaft (1).

6. The lightweight automotive driveshaft of claim 5, wherein: the outer surface of the auxiliary shaft (2) is fixedly connected with an arc connecting column (3), and the arc connecting column (3) is matched with the arc connecting groove (10).

7. The lightweight automotive driveshaft of claim 1, wherein: and bolts (4) are connected between the universal shaft seat (5) and the main shaft (1) and the auxiliary shaft (2) in a threaded manner, and one end of the universal shaft seat (5) is movably connected with a universal connecting piece (6).