CN210715768U - Planetary reducer for roller - Google Patents
Planetary reducer for roller Download PDFInfo
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- CN210715768U CN210715768U CN201921536487.XU CN201921536487U CN210715768U CN 210715768 U CN210715768 U CN 210715768U CN 201921536487 U CN201921536487 U CN 201921536487U CN 210715768 U CN210715768 U CN 210715768U
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- planet
- wheel
- tertiary
- planetary reducer
- movably connected
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Abstract
The utility model discloses a planetary reducer for cylinder, which comprises a housin, the opposite side fixed mounting of casing has the solid fixed ring in side, the cavity has all been seted up with the inside of casing to the solid fixed ring in side, and in the casing lean on one end position to have spline sun gear axle through bearing swing joint, one side fixed mounting of casing has the solid fixed ring in side, there is tertiary planet carrier one side of the solid fixed ring in side through bearing swing joint. This planetary reducer for cylinder, through the setting of second grade sun gear, tertiary sun gear, first needle bearing, one-level planet wheel, one-level planet round pin, one-level planet carrier, second grade planet wheel, second needle bearing, second grade planet round pin, third needle bearing, tertiary planet wheel, tertiary planet round pin and tertiary planet carrier, it is single to have solved traditional speed reducer structure, and the volume is great, and its stability when transmission efficiency and operation is relatively poor, can not satisfy the operating condition's under the high load problem.
Description
Technical Field
The utility model relates to a speed reducer technical field specifically is a planetary reducer for cylinder.
Background
The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed is achieved by meshing a motor, an internal combustion engine or other high-speed running power 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. The speed reducer plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or the actuating mechanism, and is a relatively precise machine. Its purpose is to reduce the speed and increase the torque. It has various types, different models and different purposes. The speed reducers are various in types and can be divided into gear speed reducers, worm speed reducers and planetary gear speed reducers according to the transmission types; the speed reducer can be divided into a single-stage speed reducer and a multi-stage speed reducer according to different transmission stages; according to the shape of the gear, the gear can be divided into a cylindrical gear reducer, a conical gear reducer and a conical-cylindrical gear reducer; according to the arrangement form of transmission, the speed reducer can be divided into an expansion type speed reducer, a shunt type speed reducer and a coaxial type speed reducer. The roller and the cylindrical part are divided into a driving roller and a driven roller, and are applied to conveying equipment such as a printing machine, a digital printer and the like, and various transmission conveying systems such as papermaking and packaging machinery and the like. Stainless steel, steel castings and solid forged alloy steel cores are mostly used as materials. The electric roller is a novel driving device which places a motor and a speed reducer in a roller body together. It is mainly used in fixed and movable belt conveyer to replace traditional motor and separate driving device with speed reducer outside the driving roller.
A speed reducer is used in the matching of the rollers. However, the conventional speed reducer has a single structure and a large volume, and has poor transmission efficiency and poor stability during operation, and cannot meet the working condition under high load. Therefore, a planetary reducer for a roller is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a planetary reducer for cylinder to propose traditional speed reducer structure singleness in solving above-mentioned background art, it is great, and stability when its transmission efficiency and operation is relatively poor, can not satisfy the operating condition's under the high load problem.
In order to achieve the above object, the utility model provides a following technical scheme: a planetary reducer for a roller comprises a shell, wherein a side fixing ring is fixedly arranged on the other side of the shell, cavities are formed in the side fixing ring and the shell, a spline sun gear shaft is movably connected with one end of the shell through a bearing, a side fixing ring is fixedly arranged on one side of the shell, a three-level planet carrier is movably connected with one side of the side fixing ring through a bearing, a connecting shaft is fixedly connected with the other end of the spline sun gear shaft, a second-level sun gear is movably connected with one end of the surface of the connecting shaft close to the other end of the surface of the connecting shaft, a third-level sun gear is movably connected with the other end of the surface of the connecting shaft close to the other end of the surface of the connecting shaft, one end of the connecting shaft penetrates out of the side fixing ring and is, the top of the secondary sun gear is engaged with a secondary planet gear, one side of the primary planet gear is provided with a secondary planet carrier, and the top of the tertiary sun gear is engaged with a tertiary planet gear.
Preferably, a rear cover is fixedly installed at one side of the housing by bolts.
Preferably, a primary planet pin is arranged inside the primary planet wheel and movably connected with the primary planet wheel through a first needle bearing.
Preferably, a secondary planet pin is arranged inside the secondary planet wheel and movably connected with the secondary planet wheel through a second needle bearing.
Preferably, a third-stage planet pin is arranged inside the third-stage planet wheel and movably connected with the third-stage planet carrier through a third needle bearing.
Preferably, one end of the connecting shaft penetrates through the side surface fixing ring and is fixedly connected with a spline output shaft.
Compared with the prior art, the beneficial effects of the utility model are that: this planetary reducer for cylinder, through the second grade sun gear, tertiary sun gear, first needle bearing, the one-level planet wheel, the one-level planet round pin, the one-level planet carrier, the second grade planet wheel, second needle bearing, the second grade planet round pin, third needle bearing, tertiary planet wheel, the setting of tertiary planet round pin and tertiary planet carrier, it is single to have solved traditional speed reducer structure, and the volume is great, and stability when its transmission efficiency and operation is relatively poor, can not satisfy the operating condition's under the high load problem, make this planetary reducer for cylinder have higher transmission efficiency and stability when operating, can satisfy the requirement of high load work, the practicality has been improved.
Drawings
Fig. 1 is a sectional view of the present invention.
In the figure: 1. a rear cover; 2. a splined sun gear shaft; 3. a housing; 4. a secondary sun gear; 5. a third-stage sun gear; 6. a first needle bearing; 7. a primary planet wheel; 8. a primary planet pin; 9. a primary planet carrier; 10. a secondary planet carrier; 11. a secondary planet wheel; 12. a second needle bearing; 13. a secondary planet pin; 14. a third needle bearing; 15. a third planet wheel; 16. a third-stage planet pin; 17. a third-stage planet carrier; 18. a splined output shaft; 19. side fixing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a planetary reducer for a roller comprises a shell 3, wherein a side fixing ring 19 is fixedly installed on the other side of the shell 3, cavities are formed in the side fixing ring 19 and the shell 3, a spline sun wheel shaft 2 is movably connected to one end position inside the shell 3 through a bearing, the side fixing ring 19 is fixedly installed on one side of the shell 3, a three-stage planet carrier 17 is movably connected to one side of the side fixing ring 19 through a bearing, a connecting shaft is fixedly connected to the other end of the spline sun wheel shaft 2, a second-stage sun wheel 4 is movably connected to one end position on the surface of the connecting shaft, a third-stage sun wheel 5 is movably connected to the other end position on the surface of the connecting shaft, one end of the connecting shaft penetrates through the outside of the side fixing ring 19 and is fixedly connected with a spline output shaft 18, a first-stage planet wheel 7 is meshed with, the top of the secondary sun gear 4 is engaged with a secondary planet gear 11, one side of the primary planet gear 7 is provided with a secondary planet carrier 10, and the top of the tertiary sun gear 5 is engaged with a tertiary planet gear 15.
The utility model discloses in: a rear cover 1 is fixedly arranged on one side of the shell 3 through a bolt; the arrangement of the rear cover 1 facilitates maintenance thereof.
The utility model discloses in: a primary planet pin 8 is arranged in the primary planet wheel 7, and the primary planet pin 8 is movably connected with the primary planet wheel 7 through a first needle bearing 6.
The utility model discloses in: a secondary planet pin 13 is arranged inside the secondary planet wheel 11, and the secondary planet pin 13 is movably connected with the secondary planet wheel 11 through a second needle bearing 12.
The utility model discloses in: and a third-stage planet pin 16 is arranged inside the third-stage planet wheel 15, and the third-stage planet pin 16 is movably connected with a third-stage planet carrier 17 through a third needle bearing 14.
The utility model discloses in: one end of the connecting shaft penetrates out of the side fixing ring 19 and is fixedly connected with a spline output shaft 18.
The working principle is as follows: when the planetary gear set is used, the spline sun gear shaft 2 drives the primary planet gear 7 to rotate, meanwhile, the secondary sun gear 4 and the secondary planet gear 11 rotate in a transmission mode, and the tertiary sun gear 5 and the tertiary planet gear 15 rotate in a transmission mode.
In summary, the following steps: this planetary reducer for cylinder, through second grade sun gear 4, tertiary sun gear 5, first needle bearing 6, one-level planet wheel 7, one-level planet round pin 8, one-level planet carrier 9, second grade planet carrier 10, second grade planet wheel 11, second needle bearing 12, second grade planet round pin 13, third needle bearing 14, tertiary planet wheel 15, tertiary planet round pin 16 and tertiary planet carrier 17's setting, it is single to have solved traditional speed reducer structure, and the volume is great, and its stability when transmission efficiency and operation is relatively poor, can not satisfy the operating condition's under high load problem, make this planetary reducer for cylinder have stronger bearing capacity and stability when operating, can satisfy the requirement of high load work, the practicality has been improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a planetary reducer for cylinder, includes casing (3), its characterized in that: a side fixing ring (19) is fixedly installed on the other side of the shell (3), cavities are formed in the side fixing ring (19) and the shell (3), a spline sun wheel shaft (2) is movably connected to one end of the shell (3) through a bearing, the side fixing ring (19) is fixedly installed on one side of the shell (3), a third-level planet carrier (17) is movably connected to one side of the side fixing ring (19) through a bearing, a connecting shaft is fixedly connected to the other end of the spline sun wheel shaft (2), a second-level sun wheel (4) is movably connected to one end of the surface of the connecting shaft, a third-level sun wheel (5) is movably connected to the other end of the surface of the connecting shaft, a first-level planet wheel (7) is meshed with the top of the spline sun wheel shaft (2), and a first-level planet carrier (9) is fixedly, the top of second grade sun gear (4) meshes has second grade planet wheel (11), one side of first grade planet wheel (7) is provided with second grade planet carrier (10), the top of tertiary sun gear (5) meshes has tertiary planet wheel (15).
2. The planetary reducer for a drum according to claim 1, wherein: and a rear cover (1) is fixedly arranged on one side of the shell (3) through a bolt.
3. The planetary reducer for a drum according to claim 1, wherein: a primary planet pin (8) is arranged inside the primary planet wheel (7), and the primary planet pin (8) is movably connected with the primary planet wheel (7) through a first needle bearing (6).
4. The planetary reducer for a drum according to claim 1, wherein: and a secondary planet pin (13) is arranged in the secondary planet wheel (11), and the secondary planet pin (13) is movably connected with the secondary planet wheel (11) through a second needle bearing (12).
5. The planetary reducer for a drum according to claim 1, wherein: and a third-stage planet pin (16) is arranged in the third-stage planet wheel (15), and the third-stage planet pin (16) is movably connected with a third-stage planet carrier (17) through a third needle bearing (14).
6. The planetary reducer for a drum according to claim 1, wherein: one end of the connecting shaft penetrates through the side surface fixing ring (19) and is fixedly connected with a spline output shaft (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536487.XU CN210715768U (en) | 2019-09-16 | 2019-09-16 | Planetary reducer for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536487.XU CN210715768U (en) | 2019-09-16 | 2019-09-16 | Planetary reducer for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210715768U true CN210715768U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921536487.XU Active CN210715768U (en) | 2019-09-16 | 2019-09-16 | Planetary reducer for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210715768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576706A (en) * | 2020-12-15 | 2021-03-30 | 孙英雪 | Planet wheel transmission device with gear limiting unhooking structure |
-
2019
- 2019-09-16 CN CN201921536487.XU patent/CN210715768U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576706A (en) * | 2020-12-15 | 2021-03-30 | 孙英雪 | Planet wheel transmission device with gear limiting unhooking structure |
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