CN215567688U - Wheel-side speed reducer for cotton picker - Google Patents
Wheel-side speed reducer for cotton picker Download PDFInfo
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- CN215567688U CN215567688U CN202121810886.8U CN202121810886U CN215567688U CN 215567688 U CN215567688 U CN 215567688U CN 202121810886 U CN202121810886 U CN 202121810886U CN 215567688 U CN215567688 U CN 215567688U
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- gear
- shaft
- planetary
- output flange
- shell
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Abstract
The utility model relates to a wheel-side speed reducer for a cotton picker, which comprises a shell, wherein an input gear shaft, an intermediate shaft, an output flange shaft, a duplicate gear and a planetary gear train are arranged in the shell, the duplicate gear is sleeved on the output flange shaft, the duplicate gear is integrally formed with a first gear and a second gear, the intermediate shaft is provided with the intermediate gear, the intermediate gear is simultaneously meshed with the gear of the input gear shaft and the first gear, the second gear is used as a sun gear of the planetary gear train, the planetary gear train further comprises a planetary gear, a planetary carrier, a planetary shaft and an inner gear ring, the inner gear ring is fixed in the shell, the planetary gear is simultaneously meshed with the second gear and the inner gear ring, the planetary shaft is connected with the planetary carrier, the planetary carrier is also sleeved on the output flange shaft, and the planetary carrier is connected with the output flange shaft through a spline. The utility model has compact structure, small volume, light weight, better sealing effect and is beneficial to the light weight of vehicles.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a wheel-side speed reducer for a cotton picker.
Background
The cotton picker industry belongs to the mechanized short board and weak industry of the whole cotton planting process in China, is occupied by foreign brands for a long time, and achieves technical breakthrough along with domestic enterprises in recent years, so that the cotton picker industry achieves rapid development. The development of the matching market of parts in the cotton picker industry in China has certain defects, and part of key parts in the cotton picker still depend on import. The imported parts have longer delivery period and higher price, and the development of domestic cotton pickers is restrained for a long time. Along with the continuous promotion of the market reservation of cotton pickers, the localization of key parts is imperative.
The cotton picker comprises a front axle driving system gearbox, a wheel-side reducer, a wheel, a driving wheel and a driving wheel. However, the existing wheel-side speed reducer has the defects of large volume, insufficient sealing property between the output shaft and the shell, oil leakage and the like, and is not favorable for light-weight design of vehicles and driving experience of users.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provides the wheel-side reducer for the cotton picker, which has the advantages of compact structure, small volume, light weight, better sealing effect and contribution to light weight of vehicles.
The purpose of the utility model is realized as follows:
the utility model provides a cotton picker is with wheel reduction gear, includes the casing, be equipped with input gear axle, jackshaft, output flange axle, duplicate gear and planetary gear train in the casing, the duplicate gear cover is established at the output flange epaxially, duplicate gear integrated into one piece has first gear and second gear, be equipped with intermediate gear on the jackshaft, intermediate gear meshes with the gear of input gear axle, first gear simultaneously, the second gear is as planetary gear's sun gear, planetary gear train still includes planet wheel, planet carrier, planet axle and ring gear, and the ring gear is fixed in the casing, and planet wheel meshes with second gear, ring gear simultaneously, and planet hub connection planet carrier, planet carrier also cover are established at the output flange epaxially, and the planet carrier passes through the spline and is connected with the output flange axle.
Preferably, a first bearing and a second bearing are arranged between the output flange shaft and the duplicate gear, and the first bearing and the second bearing respectively support two ends of the duplicate gear.
Preferably, both ends of the output flange shaft are supported on the housing through a third bearing and a fourth bearing, respectively.
Preferably, the housing includes an upper housing and a lower housing.
Preferably, a combined sealing element is arranged between the output flange shaft and the lower shell.
Preferably, the combination seal comprises an inner floating oil seal and an outer VR seal ring.
The utility model has the beneficial effects that:
the planet carrier, the duplicate gear and the output flange shaft are coaxially arranged, the output flange shaft is driven by the planet carrier to rotate, the input gear shaft and the output flange shaft are parallel but not coaxial, the axial size is shortened, and the structure is more compact; the output flange shaft is equipped with the combined seal spare between the one end and the casing that stretch out the casing, through inboard floating oil blanket and the VR sealing washer combined seal in the outside, improves sealed effect, prevents the oil leak.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
Wherein: comprises a shell 1; an upper housing 1.1; a lower housing 1.2; an input gear shaft 2; an intermediate shaft 3; an output flange shaft 4; a double gear 5; a first gear 5.1; a second gear 5.2; an intermediate gear 6; a planet wheel 7; a planet carrier 8; a planet shaft 9; an inner gear ring 10; a first bearing 11; a second bearing 12; a third bearing 13; a fourth bearing 14; a floating oil seal 15; VR seal ring 16.
Detailed Description
Referring to fig. 1 and 2, the utility model relates to a wheel-side reducer for a cotton picker, comprising a housing 1, wherein an input gear shaft 2, an intermediate shaft 3, an output flange shaft 4, a duplicate gear 5 and a planetary gear train are arranged in the housing 1, the duplicate gear 5 is sleeved on the output flange shaft 4, the duplicate gear 5 is integrally formed with a first gear 5.1 and a second gear 5.2, the intermediate shaft 3 is provided with an intermediate gear 6, the intermediate gear 6 is simultaneously meshed with the gear of the input gear shaft 2 and the first gear 5.1, the second gear 5.2 is used as a sun gear of the planetary gear train, the planetary gear train further comprises a planet wheel 7, a planet carrier 8, a planet shaft 9 and an inner gear ring 10, the inner gear ring 10 is fixed in the housing 1, the planet wheel 7 is simultaneously meshed with the second gear 5.2 and the inner gear ring 10, the planet shaft 9 is connected with the planet carrier 8, the planet carrier 8 is also sleeved on the output flange shaft 4, the planet carrier 8 is connected with the output flange shaft 4 through a spline, a first bearing 11 and a second bearing 12 are arranged between the output flange shaft 4 and the duplicate gear 5, the first bearing 11 and the second bearing 12 respectively support two ends of the duplicate gear 5, two ends of the output flange shaft 4 are respectively supported on the shell 1 through a third bearing 13 and a fourth bearing 14, the shell 1 comprises an upper shell 1.1 and a lower shell 1.2, the disassembly and the maintenance are convenient, one end of the output flange shaft 4 extending out of the lower shell 1.2 is provided with a flange surface, a tire is connected through the flange surface to drive the cotton picker to walk, a combined sealing element is arranged between the output flange shaft 4 and the lower shell 1.2, the combined sealing element comprises an inner floating oil seal 15 and an outer VR sealing ring 16, the radial force is large because the output flange shaft 4 bears the weight, oil leakage between the output flange shaft 4 and the lower shell is easy, and the combined sealing element is arranged to improve the sealing effect, preventing oil leakage.
A power transmission route: input gear shaft 2 → intermediate gear 6 → duplicate gear 5 → planetary gear 7 → planetary carrier 8 → output flange shaft 4.
The input gear shaft 2, the intermediate shaft 3 and the output flange shaft 4 are parallel, the input gear shaft 2 and the output flange shaft 4 are not coaxial, and the axial size is shortened.
In the prior art, an inner gear ring is connected with an output flange shaft, the overall dimension is large, a planet carrier 8, a duplicate gear 5 and the output flange shaft 4 of the device are coaxial, the output flange shaft 4 is driven by the planet carrier 8 to rotate, and the structure is more compact.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a wheel reduction gear for cotton picker which characterized in that: the planetary gear train comprises a shell (1), wherein an input gear shaft (2), an intermediate shaft (3), an output flange shaft (4), a duplicate gear (5) and a planetary gear train are arranged in the shell (1), the duplicate gear (5) is sleeved on the output flange shaft (4), the duplicate gear (5) is integrally formed with a first gear (5.1) and a second gear (5.2), the intermediate shaft (3) is provided with an intermediate gear (6), the intermediate gear (6) is simultaneously meshed with the gear of the input gear shaft (2) and the first gear (5.1), the second gear (5.2) is used as a sun gear of the planetary gear train, the planetary gear train further comprises a planetary gear (7), a planetary carrier (8), a planetary shaft (9) and an inner gear ring (10), the inner gear ring (10) is fixed in the shell (1), the planetary gear (7) is simultaneously meshed with the second gear (5.2) and the inner gear ring (10), the planet carrier (8) is connected with the planet carrier shaft (9), the planet carrier (8) is also sleeved on the output flange shaft (4), and the planet carrier (8) is connected with the output flange shaft (4) through a spline.
2. The hub reduction gear for cotton picker according to claim 1, wherein: a first bearing (11) and a second bearing (12) are arranged between the output flange shaft (4) and the duplicate gear (5), and the first bearing (11) and the second bearing (12) respectively support two ends of the duplicate gear (5).
3. The hub reduction gear for cotton picker according to claim 1, wherein: and two ends of the output flange shaft (4) are supported on the shell (1) through a third bearing (13) and a fourth bearing (14) respectively.
4. The hub reduction gear for cotton picker according to claim 1, wherein: the shell (1) comprises an upper shell (1.1) and a lower shell (1.2).
5. The hub reduction gear for cotton picker according to claim 4, wherein: and a combined sealing element is arranged between the output flange shaft (4) and the lower shell (1.2).
6. The hub reduction gear for cotton picker according to claim 5, wherein: the combined sealing element comprises an inner floating oil seal (15) and an outer VR sealing ring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121810886.8U CN215567688U (en) | 2021-08-05 | 2021-08-05 | Wheel-side speed reducer for cotton picker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121810886.8U CN215567688U (en) | 2021-08-05 | 2021-08-05 | Wheel-side speed reducer for cotton picker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215567688U true CN215567688U (en) | 2022-01-18 |
Family
ID=79832516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121810886.8U Active CN215567688U (en) | 2021-08-05 | 2021-08-05 | Wheel-side speed reducer for cotton picker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215567688U (en) |
-
2021
- 2021-08-05 CN CN202121810886.8U patent/CN215567688U/en active Active
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