CN210240456U - Planetary reducer with stable structure - Google Patents
Planetary reducer with stable structure Download PDFInfo
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- CN210240456U CN210240456U CN201920755679.3U CN201920755679U CN210240456U CN 210240456 U CN210240456 U CN 210240456U CN 201920755679 U CN201920755679 U CN 201920755679U CN 210240456 U CN210240456 U CN 210240456U
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- bearing
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- planet carrier
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- planet
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Abstract
The utility model provides a planetary reducer with stable structure, which comprises a shell, a flange, an input shaft, a sun gear, a planet carrier and an output shaft; the flange is fixed on the right side of the shell through screws; the bearing also comprises an oil seal, a first bearing, a second bearing and a third bearing; the output shaft extends out of the right port of the flange and is connected with the right port of the flange through an oil seal and a first bearing; the planet carrier is connected to the left end of the output shaft and is integrally formed with the output shaft; the planet carrier is in a disc structure; the planet carrier is provided with a connecting column extending out from the left side and a connecting groove at the center of the left side; the outer ring of the second bearing is in contact with the shell and the inner side of the flange, and the inner ring of the second bearing is in contact with the planet carrier; the planet wheel is rotatably connected to the connecting shaft through a fourth bearing; the sun wheel is connected to the right end of the input shaft and is integrally formed with the input shaft; the right side of the sun wheel is provided with a connecting part extending into the connecting groove; the third bearing is arranged between the connecting part and the connecting groove; embodies the utility model discloses stability is high.
Description
Technical Field
The utility model relates to a planetary reducer technical field, in particular to stable in structure's planetary reducer.
Background
The planetary reducer is an industrial product with wide application, and can reduce the rotating speed of a motor and increase the output torque. The planetary reducer can be used as a matched component for industries such as hoisting, digging, transportation, building and the like. The length and the assembly structure of the speed reducer have great influence on the working stability of the speed reducer, the shorter the length is, the higher the stability is, and the stability of the prior planetary speed reducer is insufficient, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a length is short, assembly structure is reasonable, and planetary reducer that stability can be high mentions the problem in order to solve the background art.
In order to achieve the above object, the present invention provides the following technical solutions:
a planetary reducer with a stable structure comprises a shell, a flange, an input shaft, a sun gear, a planet carrier and an output shaft; the flange is fixed on the right side of the shell through screws; the inner side of the shell is provided with inner teeth meshed with the planet wheels; the sun gear is provided with external teeth meshed with the planet gear; the bearing also comprises an oil seal, a first bearing, a second bearing and a third bearing; the output shaft extends out of the right port of the flange and is connected with the right port of the flange through an oil seal and a first bearing; the planet carrier is connected to the left end of the output shaft and is integrally formed with the output shaft; the planet carrier is of a disc structure; the planet carrier is provided with a connecting column which extends out from the left side and is connected with the planet wheel, and a connecting groove is arranged at the center of the left side; the outer ring of the second bearing is in contact with the shell and the inner side of the flange, and the inner ring of the second bearing is in contact with the planet carrier; the planet wheel is rotatably connected to the connecting shaft through a fourth bearing and is respectively meshed with the inner teeth of the shell and the outer teeth of the sun wheel; the sun wheel is connected to the right end of the input shaft and is integrally formed with the input shaft; the right side of the sun wheel is provided with a connecting part extending into the connecting groove; the third bearing is installed between the connection portion and the connection groove.
To the description of the present invention, the first bearing is a sealed bearing.
For further description of the utility model, a mounting groove is arranged at the joint of the left end of the flange and the shell; and a sealing ring is arranged in the mounting groove.
The utility model has the advantages that:
the utility model discloses a with planet carrier and output shaft integrated into one piece, and the planet carrier is round platform form, the planet wheel rotates through fourth bearing and connecting axle and connects in the planet carrier left side, has shortened the length of planet carrier greatly, and the planet carrier only needs to support through a second bearing also has good stability, sun gear and input shaft integrated into one piece, the transmission precision is high, and the sun gear right-hand member stretches into in the spread groove of novel frame and supports through the third bearing, stability is high; therefore, the overall design stability of the structure is high.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1, a planetary reducer with a stable structure comprises a housing 1, a flange 2, an input shaft 3, a sun gear 4, a planet gear 5, a planet carrier 6 and an output shaft 7; the flange 2 is fixed on the right side of the shell 1 through screws; the inner side of the shell 1 is provided with inner teeth meshed with the planet wheels 5; the sun wheel 4 is provided with external teeth meshed with the planet wheel 5; the oil seal further comprises an oil seal 8, a first bearing 9, a second bearing 10 and a third bearing 11; the output shaft 7 extends out of the right port 21 of the flange 2 and is connected with the right port 21 of the flange 2 through an oil seal 8 and a first bearing 9, and the first bearing 9 is arranged on the right side of the oil seal 8; the planet carrier 6 is connected to the left end of the output shaft 7 and is integrally formed with the output shaft 7; the planet carrier 6 is of a disc structure; a connecting column 61 extending out from the left side and connected with the planet wheel 5 is arranged on the planet carrier 6, and a connecting groove 62 is arranged at the center of the left side; the outer ring of the second bearing 10 is in contact with the inner sides of the shell 1 and the flange 2, and the inner ring of the second bearing 10 is in contact with the planet carrier 6; the planet wheel 5 is rotationally connected to the connecting shaft through a fourth bearing 12 and is respectively meshed with the inner teeth of the shell 1 and the outer teeth of the sun wheel 4; the sun gear 4 is connected to the right end of the input shaft 3 and is integrally formed with the input shaft 3; the right side of the sun wheel 4 is provided with a connecting part 41 extending into the connecting groove 62; third bearing 11 is installed between connecting portion 41 and spread groove 62, and the second bearing 10 that supports planet carrier 6 is big bearing, needs two in the past, after setting up planet carrier 6 and output shaft 7 an organic whole in this design, planet carrier 6's structure is the disc structure, is connected with planet wheel 5 through spliced pole 61, and length reduces greatly, only needs a second bearing 10 to support moreover, and sun gear 4 supports through miniature third bearing 11 with novel frame again, and stability is higher.
The first bearing 9 is a sealed bearing.
A mounting groove is formed at the joint of the left end of the flange 2 and the shell 1; and a sealing ring 13 is arranged in the mounting groove, so that the sealing property is improved.
The working principle of the embodiment is as follows:
input shaft 3 rotates and drives integrated into one piece's sun gear 4 and rotates, and planet wheel 5 meshes with 4 external teeth of sun gear and 1 internal tooth of shell respectively to round connecting axle rotation and round 4 revolutions of sun gear, thereby drive planet carrier 6 and rotate, planet carrier 6 drives integrated into one piece's output shaft 7 and rotates.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (3)
1. A planetary reducer with a stable structure comprises a shell, a flange, an input shaft, a sun gear, a planet carrier and an output shaft; the flange is fixed on the right side of the shell through screws; the inner side of the shell is provided with inner teeth meshed with the planet wheels; the sun gear is provided with external teeth meshed with the planet gear; the method is characterized in that: the bearing also comprises an oil seal, a first bearing, a second bearing and a third bearing; the output shaft extends out of the right port of the flange and is connected with the right port of the flange through an oil seal and a first bearing; the planet carrier is connected to the left end of the output shaft and is integrally formed with the output shaft; the planet carrier is of a disc structure; the planet carrier is provided with a connecting column which extends out from the left side and is connected with the planet wheel, and a connecting groove is arranged at the center of the left side; the outer ring of the second bearing is in contact with the shell and the inner side of the flange, and the inner ring of the second bearing is in contact with the planet carrier; the planet wheel is rotatably connected to the connecting shaft through a fourth bearing and is respectively meshed with the inner teeth of the shell and the outer teeth of the sun wheel; the sun wheel is connected to the right end of the input shaft and is integrally formed with the input shaft; the right side of the sun wheel is provided with a connecting part extending into the connecting groove; the third bearing is installed between the connection portion and the connection groove.
2. A structurally stable planetary reducer as set forth in claim 1, wherein: the first bearing is a sealed bearing.
3. A structurally stable planetary reducer as set forth in claim 1, wherein: a mounting groove is formed at the joint of the left end of the flange and the shell; and a sealing ring is arranged in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755679.3U CN210240456U (en) | 2019-05-24 | 2019-05-24 | Planetary reducer with stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755679.3U CN210240456U (en) | 2019-05-24 | 2019-05-24 | Planetary reducer with stable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240456U true CN210240456U (en) | 2020-04-03 |
Family
ID=69971883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920755679.3U Active CN210240456U (en) | 2019-05-24 | 2019-05-24 | Planetary reducer with stable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210240456U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853169A (en) * | 2020-09-11 | 2020-10-30 | 东莞市卓蓝自动化设备有限公司 | Compact speed reducer |
-
2019
- 2019-05-24 CN CN201920755679.3U patent/CN210240456U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853169A (en) * | 2020-09-11 | 2020-10-30 | 东莞市卓蓝自动化设备有限公司 | Compact speed reducer |
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| GR01 | Patent grant | ||
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| CP02 | Change in the address of a patent holder |
Address after: No. 5, Lingang Road, Wangniudun, Dongguan, Guangdong 523000 Patentee after: DONGGUAN ZHUOLAN AUTOMATION EQUIPMENT Co.,Ltd. Address before: No.17 Zhifu Road, Mowu community, Wanjiang District, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN ZHUOLAN AUTOMATION EQUIPMENT Co.,Ltd. |