CN219994293U - Low-noise planetary right-angle speed reducer - Google Patents
Low-noise planetary right-angle speed reducer Download PDFInfo
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- CN219994293U CN219994293U CN202321137215.9U CN202321137215U CN219994293U CN 219994293 U CN219994293 U CN 219994293U CN 202321137215 U CN202321137215 U CN 202321137215U CN 219994293 U CN219994293 U CN 219994293U
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- bevel gear
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- planet
- speed
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
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Abstract
The utility model discloses a low-noise planetary right-angle speed reducer, which comprises a shell, wherein the shell comprises a transverse frame body and a longitudinal frame body which are mutually perpendicular and fixedly connected, a coupler and a speed reducing mechanism are arranged in the transverse frame body, an output shaft is arranged in the longitudinal frame body, a first bevel gear and a second bevel gear are arranged at the joint of the transverse frame body and the longitudinal frame body, the input end of the coupler is used for being connected with a motor shaft, the output end of the coupler is connected with the first bevel gear through the speed reducing mechanism, the second bevel gear is coaxially connected with the output shaft, and the first bevel gear and the second bevel gear are in meshed connection and are mutually perpendicular. According to the utility model, the speed of the motor is reduced by the speed reducing mechanism before the speed reducing mechanism is arranged on the bevel gear, and then the speed is transmitted to the bevel gear, so that the aim of reducing the speed and noise of the bevel gear is avoided by high-speed operation of the bevel gear, and the service life of the machine is prolonged.
Description
Technical Field
The utility model relates to the technical field of speed reducer equipment, in particular to a low-noise planetary right-angle speed reducer.
Background
The right-angle speed reducer is a mechanical transmission device with high torque and low speed output, has the advantages of compact structure, high efficiency, strong bearing capacity and the like, and is widely applied to the fields of industrial production, logistics conveying, robots and the like.
At present, the application field of the right angle speed reducer is wider and wider, the conventional right angle speed reducer is connected with a bevel gear and a motor shaft, the bevel gear is decelerated through a speed reducing mechanism, when the motor rotates at an excessively high speed, the bevel gear can generate larger noise, the noise is excessively large, the operation effect of the speed reducing mechanism can be influenced, the service life and durability of the machine can be reduced, the maintenance cost is increased, chinese patent publication No. CN217463078U discloses a right angle speed reducer, the power of an input shaft is transmitted to an output shaft through the speed reducing mechanism by utilizing a first bevel gear and a second bevel gear, but when the motor rotates at an excessively high speed, the bevel gear can generate larger noise under high-speed operation, the noise is excessively large, the operation effect of the machine can be influenced, the service life and durability of the machine can be reduced, and the maintenance cost is increased.
Disclosure of Invention
The utility model aims to overcome the technical problems that the prior right-angle speed reducer connects a bevel gear with a motor shaft and then decelerates through a speed reducing mechanism, when the rotating speed of the motor is too high, the bevel gear can generate larger noise under high-speed operation, and the excessive noise can not only influence the operation effect of the speed reducing mechanism, but also reduce the service life and durability of the machine.
In order to solve the problems, the utility model is realized by adopting the following technical scheme:
the utility model relates to a low-noise planetary right-angle speed reducer, which comprises a shell, wherein the shell comprises a transverse frame body and a longitudinal frame body which are mutually perpendicular and fixedly connected, a coupler and a speed reducing mechanism are arranged in the transverse frame body, an output shaft is arranged in the longitudinal frame body, a first bevel gear and a second bevel gear are arranged at the joint of the transverse frame body and the longitudinal frame body, the input end of the coupler is used for being connected with a motor shaft, the output end of the coupler is connected with the first bevel gear through the speed reducing mechanism, the second bevel gear is coaxially connected with the output shaft, and the first bevel gear and the second bevel gear are in meshed connection and are mutually perpendicular.
In this scheme, during the speed reduction, the motor shaft passes through shaft coupling drive reduction gears operation, and reduction gears drives first bevel gear and rotates after carrying out the speed reduction work, and first bevel gear and second bevel gear meshing to drive second bevel gear and rotate, second bevel gear drive output shaft rotates, because the motor rotational speed is reduced through reduction gears, and the rotational speed of first bevel gear and second bevel gear is low, and the noise is low, just has realized the purpose of speed reduction noise reduction, has increased the life of machine.
Preferably, the speed reducing mechanism comprises an annular gear, a planet carrier, a planet wheel and a sun wheel, wherein the sun wheel is sleeved on the output end of the coupler, the planet wheel is rotationally connected with the planet carrier, the planet wheel is meshed with the sun wheel and connected with the sun wheel, the planet wheel is positioned on the inner side of the annular gear and meshed with the annular gear, the annular gear is fixedly connected with the transverse frame body, and the planet carrier is coaxially connected with the first bevel gear.
The coupling drives the sun wheel to rotate, the sun wheel drives the planet wheel to rotate, the annular gear is fixedly connected with the transverse frame body, the planet wheel revolves around the sun wheel, and accordingly the planet carrier is driven to rotate and drives the first bevel gear to rotate.
Preferably, a first bearing is arranged in the transverse frame body, and the coupler is rotationally connected with the transverse frame body through the first bearing.
The first bearing plays a supporting role on the coupler.
Preferably, the speed reducing mechanism further comprises a second bearing, and the planet carrier is rotatably connected with the transverse frame body through the second bearing.
The second bearing plays a supporting role on the planet carrier
Preferably, a third bearing and a fourth bearing are arranged in the longitudinal frame body, and the output shaft is rotationally connected with the longitudinal frame body through the third bearing and the fourth bearing.
The third bearing and the fourth bearing play a supporting role on the output shaft, and the third bearing and the fourth bearing are matched with each other for use, so that the bearing effect is improved, and the stability of rotation of the output shaft is ensured.
Preferably, the planet carrier is provided with rollers on the side facing the planet wheels, and the planet wheels are rotatably connected with the rollers through needle bearings.
The beneficial effects of the utility model are as follows: before the reduction gear is placed in the bevel gear, the rotation speed of the motor is reduced by the reduction gear and then is transmitted to the bevel gear, so that the aim of reducing the speed and noise of the bevel gear is avoided due to high-speed operation of the bevel gear, and the service life of the machine is prolonged.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a cross-sectional view of an embodiment;
FIG. 3 is a front view of an embodiment;
FIG. 4 is a top view of an embodiment;
in the figure: 1. the device comprises a shell, 2, an output shaft, 3, a coupler, 4, a first bearing, 5, a sun gear, 6, a planet gear, 7, an inner gear ring, 8, a planet carrier, 9, a roller, 10, a needle bearing, 11, a second bearing, 12, a first bevel gear, 13, a second bevel gear, 14, a third bearing, 15 and a fourth bearing.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
Examples: the low-noise planetary right-angle speed reducer of the embodiment, as shown in fig. 1 to 4, comprises a shell 1, wherein the shell 1 comprises a transverse frame body and a longitudinal frame body which are mutually perpendicular and fixedly connected, a coupler 3 and a speed reducing mechanism are arranged in the transverse frame body, an output shaft 2 is arranged in the longitudinal frame body, a first bevel gear 12 and a second bevel gear 13 are arranged at the joint of the transverse frame body and the longitudinal frame body, the input end of the coupler 3 is used for being connected with a motor shaft, the output end of the coupler 3 is connected with the first bevel gear 12 through the speed reducing mechanism, the second bevel gear 13 is coaxially connected with the output shaft 2, and the first bevel gear 12 and the second bevel gear 13 are in meshed connection and mutually perpendicular.
The speed reducing mechanism comprises an inner gear ring 7, a planet carrier 8, a planet wheel 6, a sun wheel 5 and a second bearing 11, wherein the sun wheel 5 is sleeved on the output end of the coupler 3, the planet wheel 6 is rotationally connected with the planet carrier 8, the planet wheel 6 is in meshed connection with the sun wheel 5, the planet wheel 6 is positioned on the inner side of the inner gear ring 7 and is in meshed connection with the inner gear ring 7, the inner gear ring 7 is fixedly connected with a transverse frame body, the planet carrier 8 is coaxially connected with a first bevel gear 12, the planet carrier 8 is rotationally connected with the transverse frame body through the second bearing 11, a roller 9 is arranged on one side, facing the planet wheel 6, of the planet carrier 8, and the planet wheel 6 is rotationally connected with the roller 9 through a needle bearing 10.
The transverse frame is internally provided with a first bearing 4, the coupler 3 is rotationally connected with the transverse frame through the first bearing 4, the longitudinal frame is internally provided with a third bearing 14 and a fourth bearing 15, and the output shaft 2 is rotationally connected with the longitudinal frame through the third bearing 14 and the fourth bearing 15.
In this scheme, during the speed reduction, the motor shaft passes through the shaft coupling drive sun gear and rotates, and the planet wheel is rotated to sun gear drive planet wheel, and ring gear and horizontal framework fixed connection are motionless, and the planet wheel revolves around the sun gear to drive the planet carrier and rotate. After the speed reduction, the planet carrier drives the first bevel gear to rotate, the first bevel gear is meshed with the second bevel gear, so that the second bevel gear is driven to rotate, the second bevel gear drives the output shaft to rotate, and the motor speed is reduced through the speed reduction mechanism, so that the speed of the first bevel gear and the speed of the second bevel gear are low, the noise is low, the purpose of reducing the speed and the noise is realized, and the service life of the machine is prolonged.
The first bearing plays the effect of supporting to the shaft coupling for the firm rotation of shaft coupling, the second bearing has played the effect of supporting to the planet carrier, makes the rotation that the planet carrier can be firm, and third bearing and fourth bearing play the effect of supporting to the output shaft, make the rotation that the output shaft can be firm.
Claims (6)
1. The utility model provides a low noise planet right angle speed reducer, its characterized in that, including casing (1), casing (1) are including mutually perpendicular and fixed connection's horizontal framework and vertical framework, be equipped with shaft coupling (3) and reduction gears in the horizontal framework, be equipped with output shaft (2) in the vertical framework, horizontal framework and vertical framework handing-over department are equipped with first bevel gear (12) and second bevel gear (13), shaft coupling (3) input is used for connecting the motor shaft, shaft coupling (3) output is connected with first bevel gear (12) through reduction gears, second bevel gear (13) and output shaft (2) coaxial coupling, first bevel gear (12) and second bevel gear (13) meshing are connected and mutually perpendicular.
2. The low-noise planetary right-angle speed reducer according to claim 1, wherein the speed reducing mechanism comprises an annular gear (7), a planet carrier (8), a planet wheel (6) and a sun wheel (5), the sun wheel (5) is sleeved on the output end of the coupler (3), the planet wheel (6) is rotationally connected with the planet carrier (8), the planet wheel (6) is in meshed connection with the sun wheel (5), the planet wheel (6) is positioned on the inner side of the annular gear (7) and is in meshed connection with the annular gear (7), the annular gear (7) is fixedly connected with a transverse frame, and the planet carrier (8) is coaxially connected with the first bevel gear (12).
3. The low-noise planetary right-angle speed reducer according to claim 2, wherein a first bearing (4) is arranged in the transverse frame body, and the coupler (3) is rotationally connected with the transverse frame body through the first bearing (4).
4. A low-noise planetary right-angle reducer according to claim 2, characterized in that the reduction mechanism further comprises a second bearing (11), the planet carrier (8) being rotatably connected to the transverse frame via the second bearing (11).
5. A low noise planetary right angle reducer according to claim 1 or 2 or 3 or 4, characterized in that a third bearing (14) and a fourth bearing (15) are arranged in the longitudinal frame, and the output shaft (2) is rotatably connected with the longitudinal frame through the third bearing (14) and the fourth bearing (15).
6. A low-noise planetary right-angle reducer according to claim 2, 3 or 4, characterized in that the planet carrier (8) is provided with rollers (9) towards the planet wheel (6), and the planet wheel (6) is rotatably connected with the rollers (9) through needle bearings (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137215.9U CN219994293U (en) | 2023-05-12 | 2023-05-12 | Low-noise planetary right-angle speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321137215.9U CN219994293U (en) | 2023-05-12 | 2023-05-12 | Low-noise planetary right-angle speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219994293U true CN219994293U (en) | 2023-11-10 |
Family
ID=88612812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321137215.9U Active CN219994293U (en) | 2023-05-12 | 2023-05-12 | Low-noise planetary right-angle speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219994293U (en) |
-
2023
- 2023-05-12 CN CN202321137215.9U patent/CN219994293U/en active Active
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