CN219549548U - Push-pull speed reducer for engineering - Google Patents
Push-pull speed reducer for engineering Download PDFInfo
- Publication number
- CN219549548U CN219549548U CN202320210696.5U CN202320210696U CN219549548U CN 219549548 U CN219549548 U CN 219549548U CN 202320210696 U CN202320210696 U CN 202320210696U CN 219549548 U CN219549548 U CN 219549548U
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- stage
- shaft
- gear shaft
- gear
- planetary gear
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to a push-pull speed reducer for engineering. The input is transmitted to the first-stage planetary set and the second-stage planetary set through the gear sleeve, and then is output through the output gear on the output shaft. The push-pull speed reducer for engineering has the advantages of improving bearing capacity, bearing larger radial moment, being long in service time and ensuring precision.
Description
Technical Field
The utility model relates to the field of speed reducers, in particular to a push-pull speed reducer for engineering.
Background
The speed reducer is an independent component consisting of a gear drive, a worm drive and a gear-worm drive enclosed in a rigid housing, and is commonly used as a speed reduction transmission between a driving element and a working machine. The function of matching rotational speed and transmitting torque between a prime motor and a working machine or an actuating mechanism is widely applied to modern machines. The speed reducer is generally used for low-rotation-speed and high-torque transmission equipment, and the purpose of reducing speed is achieved by engaging a motor, an internal combustion engine or other power running at high speed with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer, and the common speed reducer also has a plurality of pairs of gears with the same principle to achieve an ideal speed reducing effect, namely the ratio of the numbers of teeth of the large gear and the small gear, namely the transmission ratio. In the prior art, in the transmission process of gears on an output shaft of the push-pull speed reducer for engineering and external machinery, the bearing capacity is low, the service life is short, the precision is not enough, and the like.
Disclosure of Invention
The utility model provides the push-pull speed reducer for engineering, which not only can improve the bearing capacity, but also can bear larger radial moment, has long service time and can ensure the precision.
The technical scheme adopted by the utility model is as follows: the utility model provides a push-and-pull speed reducer for engineering, includes box, lower box, first level ring gear, second level ring gear, go up box, first level ring gear, second level ring gear, lower box from top to bottom in proper order through bolt fixed connection, its characterized in that: the gear sleeve is arranged in the upper box body through a bearing, the upper end of the gear sleeve is connected with an input motor, the lower end of the gear sleeve is connected with the upper end of a first-stage sun gear shaft, the lower end of the first-stage sun gear shaft is meshed with a first-stage planetary gear through tooth meshing, the first-stage planetary gear is sleeved on the first-stage planetary gear shaft through a bearing, the first-stage planetary gear shaft is connected on a first-stage planetary carrier in a penetrating manner, the first-stage planetary carrier is arranged in the first-stage annular gear, the first-stage planetary carrier is sleeved on the upper end of a second-stage sun gear shaft through a spline, the lower end face of the first-stage sun gear shaft is correspondingly limited with a first-stage top block which is arranged on the upper end face of the second-stage sun gear shaft in a limiting manner, the lower end face of the second-stage sun gear shaft is meshed with a second-stage planetary gear shaft through tooth meshing manner, the second-stage planetary gear shaft is sleeved on the second-stage planetary gear shaft through a bearing, the lower end face of the second-stage sun gear shaft is connected on the second-stage planetary carrier in a penetrating manner, the second-stage top block is correspondingly limited on the upper end face of the output shaft is arranged in the second-stage planetary gear shaft through the upper end face of the second-stage planetary gear shaft, the second-stage planetary gear shaft penetrates the lower end of the output shaft to extend out of the lower end of the box body through the lower end of the output shaft, and the output shaft penetrates through the lower end of the output shaft through the bearing, the lower end of the output shaft is connected to the lower end of the output box body is correspondingly limited.
Further, the first-stage annular gear is a flange type.
Further, the first and second planetary gears are sleeved on the first and second planetary shafts through needle bearings.
Further, the output shaft is supported on the lower housing via a self-aligning bearing.
Based on the scheme, the utility model has the following positive and beneficial effects:
1. the output shaft is supported on the entering box body through the aligning bearing, so that the speed reducer can bear larger radial force during operation.
2. The first-stage annular gear is flange-type, so that other connection modes are reduced while the strength is ensured, the cost is saved, and the precision is ensured.
3. The first planetary gear and the second planetary gear are sleeved on the first planetary gear shaft and the second planetary gear shaft through needle bearings, so that the bearing capacity is improved.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the present utility model.
In the figure: the planet gear box comprises a box body 1, a gear sleeve 2, a first-stage sun gear shaft 3, a first-stage planet gear 4, a first-stage annular gear 5, a first-stage planet shaft 6, a first-stage planet carrier 7, a second-stage sun gear shaft 8, a second-stage planet gear 9, a second-stage annular gear 10, a second-stage planet shaft 11, a second-stage planet carrier 12, a first-stage top block 13, a second-stage top block 14, an output shaft 15, an output gear 16 and a lower box body 17.
Detailed Description
Further description is provided below with reference to the drawings and examples.
Referring to fig. 1, the present utility model provides a technical solution: the push-pull speed reducer for engineering comprises a box body 1, a gear sleeve 2, a first-stage sun gear shaft 3, a first-stage planet gear 4, a first-stage inner gear ring 5, a first-stage planet shaft 6, a first-stage planet carrier 7, a second-stage sun gear shaft 8, a second-stage planet gear 9, a second-stage inner gear ring 10, a second-stage planet shaft 11, a second-stage planet carrier 12, a first-stage top block 13, a second-stage top block 14, an output shaft 15, an output gear 16 and a lower box body 17. The upper box body, the first-stage annular gear, the second-stage annular gear and the lower box body are fixedly connected through bolts from top to bottom in sequence.
The gear sleeve 2 is installed in the upper box body 1 through a bearing, the upper end of the gear sleeve is connected with an input motor, the lower end of the gear sleeve 2 is connected with the upper end of the first-stage sun wheel shaft 3, the lower end of the first-stage sun wheel shaft 3 is meshed with teeth to drive the first-stage planet wheel 4, the lower end face of the first-stage sun wheel shaft is correspondingly limited with the first-stage jacking block 13 which is arranged on the upper end face of the second-stage sun wheel shaft 8 in a limiting mode, the first-stage planet wheel is meshed with the first-stage annular gear 5, the first-stage planet wheel is sleeved on the first-stage planet shaft 6 through a needle bearing, the first-stage planet shaft is connected on the first-stage planet carrier 7 in a penetrating manner, the first-stage planet carrier is arranged in the first-stage annular gear, the first-stage planet carrier is sleeved on the upper end of the second-stage sun wheel shaft 8 through a spline, the lower end of the second-stage sun wheel shaft 8 is meshed with teeth to drive the second-stage planet wheel 9, the lower end face of the second-stage sun wheel shaft is correspondingly limited with the second-stage jacking block 14 which is arranged on the upper end face of the output shaft 15, the second-stage planet wheel 9 is meshed with the second-stage annular gear 10, the second-stage planet wheel is sleeved on the second-stage annular gear shaft 11 through the needle bearing, the second-stage planet carrier penetrates the second-stage planet carrier through the second-carrier to extend into the output shaft through the lower end of the first-stage planet carrier through the radial bearing, and the output shaft through the second-stage carrier through the lower end of the gear carrier, the output shaft is connected with the output shaft through the first-stage carrier, the output shaft is enabled to extend in the radial direction, and the output box body, the output shaft is enabled to extend in the radial direction, and the output housing is stretched in the lower end of the output shaft is connected to the output box, and can extend through the output stage, and the output shaft is connected in the output stage and is connected through the output stage and is connected.
On the basis of the embodiment, the first-stage annular gear can be flange, so that the strength is ensured, other connection modes are reduced, the cost is saved, and the precision is ensured.
Claims (4)
1. The utility model provides a push-and-pull speed reducer for engineering, includes box, lower box, first level ring gear, second level ring gear, go up box, first level ring gear, second level ring gear, lower box from top to bottom in proper order through bolt fixed connection, its characterized in that: the gear sleeve is arranged in the upper box body through a bearing, the upper end of the gear sleeve is connected with an input motor, the lower end of the gear sleeve is connected with the upper end of a first-stage sun gear shaft, the lower end of the first-stage sun gear shaft is meshed with a first-stage planetary gear through tooth meshing, the first-stage planetary gear is sleeved on the first-stage planetary gear shaft through a bearing, the first-stage planetary gear shaft is connected on a first-stage planetary carrier in a penetrating manner, the first-stage planetary carrier is arranged in the first-stage annular gear, the first-stage planetary carrier is sleeved on the upper end of a second-stage sun gear shaft through a spline, the lower end face of the first-stage sun gear shaft is correspondingly limited with a first-stage top block which is arranged on the upper end face of the second-stage sun gear shaft in a limiting manner, the lower end face of the second-stage sun gear shaft is meshed with a second-stage planetary gear shaft through tooth meshing manner, the second-stage planetary gear shaft is sleeved on the second-stage planetary gear shaft through a bearing, the lower end face of the second-stage sun gear shaft is connected on the second-stage planetary carrier in a penetrating manner, the second-stage top block is correspondingly limited on the upper end face of the output shaft is arranged in the second-stage planetary gear shaft through the upper end face of the second-stage planetary gear shaft, the second-stage planetary gear shaft penetrates the lower end of the output shaft to extend out of the lower end of the box body through the lower end of the output shaft, and the output shaft penetrates through the lower end of the output shaft through the bearing, the lower end of the output shaft is connected to the lower end of the output box body is correspondingly limited.
2. The push-pull speed reducer for engineering according to claim 1, wherein: the first-stage annular gear is flange-type.
3. The push-pull speed reducer for engineering according to claim 1, wherein: the first planetary gear and the second planetary gear are sleeved on the first planetary gear shaft and the second planetary gear shaft through needle bearings.
4. The push-pull speed reducer for engineering according to claim 1, wherein: the output shaft is supported on the lower box body through a self-aligning bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210696.5U CN219549548U (en) | 2023-02-14 | 2023-02-14 | Push-pull speed reducer for engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210696.5U CN219549548U (en) | 2023-02-14 | 2023-02-14 | Push-pull speed reducer for engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219549548U true CN219549548U (en) | 2023-08-18 |
Family
ID=87734808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320210696.5U Active CN219549548U (en) | 2023-02-14 | 2023-02-14 | Push-pull speed reducer for engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219549548U (en) |
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2023
- 2023-02-14 CN CN202320210696.5U patent/CN219549548U/en active Active
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