CN210623368U - Gear shaft blank of automobile steering system - Google Patents
Gear shaft blank of automobile steering system Download PDFInfo
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- CN210623368U CN210623368U CN201921233830.3U CN201921233830U CN210623368U CN 210623368 U CN210623368 U CN 210623368U CN 201921233830 U CN201921233830 U CN 201921233830U CN 210623368 U CN210623368 U CN 210623368U
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Abstract
A gear shaft blank of an automobile steering system comprises an input shaft, a shaft body, a planetary gear mounting shaft and a steering worm shaft. The planet gear installation axle includes planet gear installation axle main part to and planet gear installation axle mandrel. The diameter of the input shaft is smaller than the diameter of the shaft body. The diameter of the shaft body is smaller than the minimum diameter of the planetary gear mounting shaft. The diameter of the steering worm shaft is smaller than the minimum diameter of the planetary gear mounting shaft. The diameter of the planet gear installation shaft main body is smaller than that of the planet gear installation shaft handle. The axle body orientation the one end of input shaft sets up the chamfer, planet gear installation axle main part orientation the one end of axle body sets up the chamfer, planet gear installation axle mandrel orientation the one end of steering worm axle sets up the chamfer. The gear shaft blank of the automobile steering system reduces the steps of processing the gear shaft blank by workers, reduces the labor intensity of the workers and improves the production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the gear shaft production and processing, especially a car a steering system's gear shaft stock.
Background
An automotive steering system is a series of devices used to change or maintain the direction of travel or reverse of an automobile. The function of the steering system of the automobile is to control the driving direction of the automobile according to the intention of the driver. The automobile steering system mainly comprises a steering wheel, an input shaft, a torsion bar and a steering power-assisted hydraulic system. The steering wheel is connected with a torsion bar through an input shaft, the other end of the torsion bar is connected with a gear shaft, and the gear shaft is matched with a steering rack of a wheel. When the steering wheel is rotated, torque is transmitted to the torsion bar through the input shaft, and the torsion bar is transmitted to the rack through the gear shaft, so that the rack moves left and right to drive wheels to steer.
At present, automobiles are various in types, and different automobile gear shafts are different from each other, so that different subsequent processing needs to be carried out on automobile gear shaft blanks. However, the difference between the current gear shaft blank and the molded gear shaft product is large, and a plurality of processing steps are still needed in the subsequent processing process of the gear shaft blank, so that the processing cost is increased, and the labor intensity of workers is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a can reduce workman's intensity of labour's car a gear shaft stock to satisfy the industrial demand.
The utility model provides an automobile steering system's gear shaft stock, and includes one section input shaft that is used for setting up the spline, one section sets up the axle body of input shaft one end, one section sets up the axle body is kept away from the planetary gear installation axle of input shaft one end, and one section sets up planetary gear installation axle is kept away from the steering worm axle of axle body one end. The planet gear installation axle includes one section with the planet gear installation axle main part that axle body one end is connected to and one section sets up planet gear installation axle main part is kept away from the planet gear installation axle arbor handle of axle body one end. The diameter of the input shaft is smaller than the diameter of the shaft body. The diameter of the shaft body is smaller than the minimum diameter of the planetary gear mounting shaft. The diameter of the steering worm shaft is smaller than the minimum diameter of the planetary gear mounting shaft. The diameter of the planet gear installation shaft main body is smaller than that of the planet gear installation shaft handle. The axle body orientation the one end of input shaft sets up the chamfer, planet gear installation axle main part orientation the one end of axle body sets up the chamfer, planet gear installation axle mandrel orientation the one end of steering worm axle sets up the chamfer.
Further, one end, far away from the shaft body, of the input shaft is provided with a chamfer.
Furthermore, a chamfer is arranged at one end, far away from the planetary gear mounting shaft, of the steering worm shaft.
Further, the input shaft and the steering worm shaft may be both provided with splines.
Furthermore, a limit groove can be arranged on the side wall of the installation shaft main body of the planetary gear.
Further, the diameter of the shaft body is smaller than the diameter of the steering worm shaft.
Further, the input shaft, the shaft body, the planet gear mounting shaft and the steering worm shaft are all formed by cold heading.
Further, the lengths of the input shaft, the planetary gear mounting shaft, and the steering worm shaft are all smaller than the length of the shaft body.
Further, the length of the planet gear mounting shaft main body is larger than that of the planet gear mounting shaft handle.
Compared with the prior art, the utility model provides a car a steering system's gear shaft stock includes one section input shaft that is used for setting up the spline, and one section sets up the axle body of input shaft one end, one section sets up the axle body is kept away from the planetary gear installation axle of input shaft one end to and one section sets up planetary gear installation axle is kept away from the steering worm axle of axle body one end. The diameter of the input shaft is smaller than that of the shaft body, the diameter of the shaft body is smaller than the minimum diameter of the planetary gear mounting shaft, and the diameter of the steering worm shaft is smaller than the minimum diameter of the planetary gear mounting shaft. Due to the self structures of the input shaft, the shaft body, the planet gear mounting shaft and the steering worm shaft, the steps of processing gear shaft blanks by workers are reduced in the subsequent processing process, the labor intensity of the workers is reduced, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a gear shaft blank of an automobile steering system.
Detailed Description
Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
As shown in fig. 1, it is a schematic structural diagram of a gear shaft blank of an automobile steering system provided by the present invention. The gear shaft blank of the automobile steering system comprises an input shaft 10 with a section used for setting a spline, a section of the gear shaft blank is arranged on a shaft body 20 at one end of the input shaft 10, a section of the gear shaft blank is arranged on the shaft body 20 far away from a planetary gear installation shaft 30 at one end of the input shaft 10, and a section of the gear shaft blank is arranged on the planetary gear installation shaft 30 far away from a steering worm shaft 40 at one end of the shaft body 20. The gear shaft blank of the automobile steering system further includes other functional modules, such as assembly components and the like, which are well known to those skilled in the art, and will not be described in detail herein.
The input shaft 10, the shaft body 20, the planet gear mounting shaft 30, and the steering worm shaft 40 are all formed by cold heading, so that the input shaft 10, the shaft body 20, the planet gear mounting shaft 30, and the steering worm shaft 40 form a specific shape, and the strength of the input shaft 10, the shaft body 20, the planet gear mounting shaft 30, and the steering worm shaft 40 is enhanced. In the present embodiment, the lengths of the input shaft 10, the planet gear mounting shaft 30, and the steering worm shaft 40 are all smaller than the length of the shaft body 20.
One end of the input shaft 10, which is far away from the shaft body 20, is provided with a chamfer, and the input shaft 10 is used for being connected with other parts and transmitting initial power to a gear shaft.
The diameter of the shaft body 20 is smaller than the diameter of the steering worm shaft 40, and the shaft body 20 is used for transmitting power.
The planetary gear installation shaft 30 comprises a section of planetary gear installation shaft main body 31 connected with one end of the shaft body 20, and a section of planetary gear installation shaft handle 32 arranged at one end of the shaft body 20, far away from the planetary gear installation shaft main body 31. The planetary gear mounting shaft 30 may be mounted with a planetary gear (not shown), a side wall of the planetary gear mounting shaft main body 31 may be provided with a limiting groove for limiting a position of the planetary gear on the planetary gear mounting shaft main body 31, and the planetary gear mounting shaft stem 32 is provided at one side of the planetary gear to further limit a position of the planetary gear on the planetary gear mounting shaft main body 31. The diameter of the planet gear mounting shaft main body 31 is smaller than that of the planet gear mounting shaft handle 32. The length of the planetary gear mounting shaft main body 31 is greater than the length of the planetary gear mounting shaft shank 32. The axle body 20 orientation the one end of input shaft 10 sets up the chamfer, planet gear installation axle main part 31 orientation the one end of axle body 20 sets up the chamfer, planet gear installation axle mandrel 32 orientation the one end of steering worm axle 40 sets up the chamfer. The diameter of the input shaft 10 is smaller than the diameter of the shaft body 20, the diameter of the shaft body 20 is smaller than the minimum diameter of the planetary gear mounting shaft 30, and the diameter of the steering worm shaft 40 is smaller than the minimum diameter of the planetary gear mounting shaft 30. it is conceivable that the diameter of the planetary gear mounting shaft 30 is the largest, so that the planetary gear mounting shaft 30 is caught by other components to restrict the position of the planetary gear mounting shaft 30 on other components when in use.
The end of the steering worm shaft 40 remote from the planetary gear mounting shaft 30 is chamfered. The input shaft 10 and the steering worm shaft 40 may be splined so as to be connectable to other parts.
In the subsequent machining process, the input shaft 10, the shaft body 20, the planetary gear mounting shaft 30, and the steering worm shaft 40 are machined by a lathe, so that the input shaft 10, the shaft body 20, the planetary gear mounting shaft 30, and the steering worm shaft 40 are formed into gear shafts of different specifications. Due to the self-structures of the input shaft 10, the shaft body 20, the planet gear mounting shaft 30 and the steering worm shaft 40, the steps of processing gear shaft blanks by workers are reduced in the subsequent processing process, the labor intensity of the workers is reduced, and the production efficiency is improved.
Compared with the prior art, the utility model provides a car a steering system's gear shaft stock includes one section input shaft 10 that is used for setting up the spline, and one section sets up the axle body 20 of input shaft 10 one end, one section sets up the axle body 20 is kept away from the planetary gear installation axle 30 of input shaft 10 one end, and one section sets up planetary gear installation axle 30 is kept away from the steering worm axle 40 of axle body 20 one end. The diameter of the input shaft 10 is smaller than the diameter of the shaft body 20, the diameter of the shaft body 20 is smaller than the minimum diameter of the planetary gear mounting shaft 30, and the diameter of the steering worm shaft 40 is smaller than the minimum diameter of the planetary gear mounting shaft 30. Due to the self-structures of the input shaft 10, the shaft body 20, the planet gear mounting shaft 30 and the steering worm shaft 40, the steps of processing gear shaft blanks by workers are reduced in the subsequent processing process, the labor intensity of the workers is reduced, and the production efficiency is improved.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.
Claims (9)
1. A gear shaft blank of an automobile steering system is characterized in that: the gear shaft blank of the automobile steering system comprises an input shaft, a shaft body, a planet gear installation shaft and a steering worm shaft, wherein the input shaft is used for arranging splines, the shaft body is arranged at one end of the input shaft, the planet gear installation shaft is arranged at one end of the shaft body and is far away from one end of the input shaft, the steering worm shaft is arranged at one end of the planet gear installation shaft and is far away from one end of the shaft body, the diameter of the input shaft is smaller than that of the shaft body, the diameter of the shaft body is smaller than that of the planet gear installation shaft, the diameter of the steering worm shaft is smaller than that of the planet gear installation shaft, and the diameter of the planet gear installation shaft is smaller than that of the planet gear installation shaft, the axle body orientation the one end of input shaft sets up the chamfer, planet gear installation axle main part orientation the one end of axle body sets up the chamfer, planet gear installation axle mandrel orientation the one end of steering worm axle sets up the chamfer.
2. The gear shaft blank for an automobile steering system according to claim 1, wherein: and one end of the input shaft, which is far away from the shaft body, is provided with a chamfer.
3. The gear shaft blank for an automobile steering system according to claim 1, wherein: and one end of the steering worm shaft, which is far away from the planetary gear mounting shaft, is provided with a chamfer.
4. The gear shaft blank for an automobile steering system according to claim 1, wherein: the input shaft and the steering worm shaft may be provided with splines.
5. The gear shaft blank for an automobile steering system according to claim 1, wherein: the side wall of the planet gear installation shaft main body can be provided with a limit groove.
6. The gear shaft blank for an automobile steering system according to claim 1, wherein: the diameter of the shaft body is smaller than the diameter of the steering worm shaft.
7. The gear shaft blank for an automobile steering system according to claim 1, wherein: the input shaft, the axle body, the planet gear installation axle and the steering worm axle all through cold-heading shaping.
8. The gear shaft blank for an automobile steering system according to claim 1, wherein: the length of the input shaft, the planet gear installation shaft and the steering worm shaft is smaller than that of the shaft body.
9. The gear shaft blank for an automobile steering system according to claim 1, wherein: the length of the planet gear installation shaft main body is larger than that of the planet gear installation shaft handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233830.3U CN210623368U (en) | 2019-08-01 | 2019-08-01 | Gear shaft blank of automobile steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921233830.3U CN210623368U (en) | 2019-08-01 | 2019-08-01 | Gear shaft blank of automobile steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623368U true CN210623368U (en) | 2020-05-26 |
Family
ID=70748828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921233830.3U Active CN210623368U (en) | 2019-08-01 | 2019-08-01 | Gear shaft blank of automobile steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210623368U (en) |
-
2019
- 2019-08-01 CN CN201921233830.3U patent/CN210623368U/en active Active
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