CN216715130U - Planetary reducer is used in drive - Google Patents
Planetary reducer is used in drive Download PDFInfo
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- CN216715130U CN216715130U CN202220259010.7U CN202220259010U CN216715130U CN 216715130 U CN216715130 U CN 216715130U CN 202220259010 U CN202220259010 U CN 202220259010U CN 216715130 U CN216715130 U CN 216715130U
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- annular
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- planet carrier
- tooth portion
- wheel
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Abstract
The utility model discloses a driving planetary reducer. It includes motor, planet wheel, planet carrier and ring gear, the drive shaft front end gear hobbing of motor forms tooth portion, tooth portion is located the planet carrier inboard, the planet wheel rotates with the planet carrier to be connected, the tooth portion meshing of planet wheel and drive shaft front end, the planet carrier is located the ring gear inboard, the ring gear includes the annular ring body and sets up the annular inner tooth portion on the annular ring internal wall, the annular ring body rotates with the planet carrier through first bearing and is connected, the planet wheel is located annular inner tooth portion inboard and with the meshing of annular inner tooth portion, be equipped with the connecting piece that is used for connecting the wheel on the annular ring body. The machine body of the utility model has shorter linear length, reduces the space occupation in the linear direction, and the wheel is arranged on the inner gear ring, thereby having large radial load and low noise.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a driving planetary speed reducer.
Background
Along with the development of modern commodity circulation, handling trade, also higher and higher to material handling instrument's requirement, the AGV dolly takes place in due charge of, and the space that AGV dolly bottom is used for installing the speed reducer is little, and the fuselage straight line length of traditional speed reducer is longer, causes the not enough problem in straight line direction space easily, still has radial load not big enough, the great problem of noise.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a driving planetary reducer, which has a shorter straight line length of a machine body, reduces the space occupation in the straight line direction, is provided with wheels arranged on an inner gear ring, and has large radial load and low noise.
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model discloses a driving planetary reducer which comprises a motor, a planetary wheel, a planetary carrier and an inner gear ring, wherein a gear hobbing is formed at the front end of a driving shaft of the motor, the gear is positioned on the inner side of the planetary carrier, the planetary wheel is rotatably connected with the planetary carrier, the planetary wheel is meshed with the gear at the front end of the driving shaft, the planetary carrier is positioned on the inner side of the inner gear ring, the inner gear ring comprises an annular ring body and an annular inner gear part arranged on the inner wall of the annular ring body, the annular ring body is rotatably connected with the planetary carrier through a first bearing, the planetary wheel is positioned on the inner side of the annular inner gear part and meshed with the annular inner gear part, and a connecting part used for connecting the wheel is arranged on the annular ring body.
In this scheme, direct gear hobbing in the drive shaft of motor, the during operation, the drive shaft of motor rotates and drives the planet wheel and rotate, and the planet wheel rotates and drives the ring gear and rotate, and the drive wheel of AGV dolly is installed on the ring gear, and like this, whole fuselage straight line length is shorter, has reduced the space of rectilinear direction and has taken, and the drive wheel is installed on the ring gear, and radial load is big, and the noise is low.
Preferably, the rear side of the planet carrier is provided with a connecting support which is detachably connected with the motor.
Preferably, the rear end of the driving shaft is rotatably connected with the connecting bracket through a second bearing.
Preferably, the number of the first bearings is two, and the two first bearings are respectively located on two sides of the annular inner tooth portion.
Preferably, a cover body detachably connected with the planet carrier is arranged on the front side of the planet carrier.
Preferably, the connecting piece comprises an annular connecting piece sleeved on the annular ring body, and a plurality of mounting holes are formed in the annular connecting piece.
The utility model has the beneficial effects that: the straight line length of the machine body is short, the occupied space in the straight line direction is reduced, the wheels are arranged on the inner gear ring, the radial load is large, and the noise is low.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
In the figure: 1. the motor, 2, planet wheel, 3, planet carrier, 4, ring gear, 5, drive shaft, 6, tooth portion, 7, annular ring body, 8, annular internal tooth portion, 9, first bearing, 10, linking bridge, 11, second bearing, 12, lid, 13, annular connecting piece, 14, mounting hole.
Detailed Description
The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.
Example (b): a planetary reducer for driving of this embodiment, as shown in fig. 1, includes a motor 1, a planet wheel 2, a planet carrier 3, and an inner gear ring 4, a gear hobbing at the front end of a drive shaft 5 of the motor 1 forms a tooth portion 6, the tooth portion 6 is located inside the planet carrier 3, the planet wheel 2 is rotatably connected with the planet carrier 3, the planet wheel 2 is engaged with the tooth portion 6 at the front end of the drive shaft 5, the planet carrier 3 is located inside the inner gear ring 4, the inner gear ring 4 includes an annular ring body 7 and an annular inner tooth portion 8 disposed on the inner wall of the annular ring body 7, the annular ring body 7 is rotatably connected with the planet carrier 3 through a first bearing 9, the planet wheel 2 is located inside the annular inner tooth portion 8 and is engaged with the annular inner tooth portion 8, and a connecting member for connecting the wheel is disposed on the annular ring body 7. The rear side of the planet carrier 3 is provided with a connecting bracket 10, and the connecting bracket 10 is detachably connected with the motor 1. The rear end of the drive shaft 5 is rotatably connected to the connecting bracket 10 via a second bearing 11. The number of the first bearings 9 is two, and the two first bearings 9 are located on both sides of the annular internal tooth portion 8. The front side of the planet carrier 3 is provided with a cover body 12 which is detachably connected with the planet carrier 3. The connecting piece comprises an annular connecting piece 13 sleeved on the annular ring body 7, and a plurality of mounting holes 14 are formed in the annular connecting piece 13.
In this scheme, direct gear hobbing in the drive shaft of motor, the during operation, the drive shaft of motor rotates and drives the planet wheel and rotate, and the planet wheel rotates and drives the ring gear and rotate, and the drive wheel of AGV dolly is installed on the ring gear, and like this, whole fuselage straight line length is shorter, has reduced the space of rectilinear direction and has taken, and the drive wheel is installed on the ring gear, and radial load is big, and the noise is low.
Claims (6)
1. A planetary reducer for driving is characterized by comprising a motor (1), a planet wheel (2), a planet carrier (3) and an inner gear ring (4), wherein a tooth part (6) is formed by hobbing at the front end of a driving shaft (5) of the motor (1), the tooth part (6) is positioned on the inner side of the planet carrier (3), the planet wheel (2) is rotationally connected with the planet carrier (3), the planet wheel (2) is meshed with the tooth part (6) at the front end of the driving shaft (5), the planet carrier (3) is positioned on the inner side of the inner gear ring (4), the inner gear ring (4) comprises an annular ring body (7) and an annular inner tooth part (8) arranged on the inner wall of the annular ring body (7), the annular ring body (7) is rotationally connected with the planet carrier (3) through a first bearing (9), the planet wheel (2) is positioned on the inner side of the annular inner tooth part (8) and is meshed with the annular inner tooth part (8), the annular ring body (7) is provided with a connecting piece for connecting wheels.
2. A planetary reducer for driving according to claim 1, wherein a connecting bracket (10) is provided at the rear side of the planetary carrier (3), and the connecting bracket (10) is detachably connected to the motor (1).
3. A planetary reducer as claimed in claim 2, wherein the rear end of the drive shaft (5) is rotatably connected to the connecting carrier (10) via a second bearing (11).
4. A drive planetary reducer according to claim 1, 2 or 3, wherein the number of the first bearings (9) is two, and the two first bearings (9) are respectively located on both sides of the annular internal tooth portion (8).
5. A drive planetary reducer according to claim 1, 2 or 3, wherein a cover (12) detachably connected to the carrier (3) is provided on the front side of the carrier (3).
6. A planetary reducer as in claim 1, 2 or 3 wherein the connecting member comprises an annular connecting plate (13) fitted around the annular ring body (7), the annular connecting plate (13) having a plurality of mounting holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220259010.7U CN216715130U (en) | 2022-01-25 | 2022-01-25 | Planetary reducer is used in drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220259010.7U CN216715130U (en) | 2022-01-25 | 2022-01-25 | Planetary reducer is used in drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216715130U true CN216715130U (en) | 2022-06-10 |
Family
ID=81874095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220259010.7U Active CN216715130U (en) | 2022-01-25 | 2022-01-25 | Planetary reducer is used in drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216715130U (en) |
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2022
- 2022-01-25 CN CN202220259010.7U patent/CN216715130U/en active Active
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| GR01 | Patent grant | ||
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