CN217779736U

CN217779736U - Built-in transmission roller

Info

Publication number: CN217779736U
Application number: CN202221838633.6U
Authority: CN
Inventors: 胡慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-11
Anticipated expiration: 2032-07-14

Abstract

The invention discloses a built-in transmission roller, which comprises a roller and a driving motor, and further comprises a high-speed planetary gear mechanism and a low-speed planetary gear mechanism, wherein the driving motor is arranged outside the roller, the high-speed planetary gear mechanism and the low-speed planetary gear mechanism are sequentially arranged inside the roller, the left end of the roller is provided with an input shaft, the left end of the input shaft is provided with a driven bevel gear, the front end of a rotor of the driving motor is provided with a driving bevel gear, the high-speed planetary gear mechanism is arranged at the left end inside the roller, the low-speed planetary gear mechanism is arranged at the right end inside the roller, the input shaft is connected with the high-speed planetary gear mechanism, and the low-speed planetary gear mechanism is connected with an output shaft. Through arranging driving motor outside the transmission drum, seal differential planetary gear mechanism and arrange the inside conveying drum in, can carry out effectual protection to planetary gear mechanism, improve equipment stability, and bearing capacity is big, and transmission efficiency is high, and compact structure is convenient for install and use.

Description

Built-in transmission roller

Technical Field

The invention relates to a transmission device, in particular to a built-in transmission roller.

Background

The transmission roller is the main part of belt conveyor transmission power, generally by motor direct drive, the conveyer belt operation is driven to the frictional force between rethread cylinder and the conveyer belt to carry out the transport of goods, the conveyer general speed of carrying the goods is slower, but the carrying capacity is big, consequently needs transmission roller to carry out low-speed high torque operation, but the general rotational speed of driving motor is higher, so can install reduction gears and carry out the speed reduction increase to driving motor's power output between driving motor and transmission roller, transmit again on the transmission roller.

Therefore, the installation positions of the speed reducing mechanism and the speed increasing and reducing mechanism need to be additionally designed in the design and installation processes of the conveyor, so that a larger installation space needs to be occupied, the transportation, installation and use processes are more troublesome, and the transmission roller is generally of a hollow structure, so that the speed reducing mechanism can be installed by utilizing, the installation space of equipment can be reduced, and the installation working efficiency can be improved.

Disclosure of Invention

The present invention is directed to a built-in driving roller to solve the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a built-in transmission roller comprises a roller body, a driving motor, a high-speed planetary gear mechanism and a low-speed planetary gear mechanism, wherein the driving motor is arranged outside the roller body, the high-speed planetary gear mechanism and the low-speed planetary gear mechanism are sequentially installed inside the roller body, an input shaft is installed at the left end of the roller body, the right end of the input shaft is inserted into the roller body, a driven bevel gear is installed at the left end of the input shaft, a driving bevel gear is installed at the front end of a rotor of the driving motor, the driving bevel gear and the driven bevel gear are installed together in a mechanical fit mode, the high-speed planetary gear mechanism is installed at the left end inside the roller body, the low-speed planetary gear mechanism is installed at the right end inside the roller body, the input shaft is connected with the high-speed planetary gear mechanism, the low-speed planetary gear mechanism is connected with an output shaft, and the right end of the output shaft is fixedly installed with a rack.

As a further scheme of the invention: the drum type rotary drum is characterized in that end covers are mounted at two ends of the drum, the interior of the drum is sealed through the end covers, the input shaft is rotatably mounted in the end cover on the left side of the drum through a bearing, and the output shaft is rotatably mounted in the end cover on the right side of the drum through a bearing.

As a further scheme of the invention: the driven bevel gear and the input shaft are connected and installed through a coupler, and the driving bevel gear and a rotor of the driving motor are connected and installed through a coupler.

As a further scheme of the invention: the high-speed planetary gear mechanism comprises a high-speed sun gear, a high-speed planet gear, a high-speed inner gear ring and a high-speed planet carrier, the high-speed sun gear is mounted at the right end of an input shaft, the high-speed sun gear is driven to rotate by the input shaft, the high-speed inner gear ring is fixedly mounted on the inner wall of the roller, a high-speed rotating shaft is arranged at the left end of the high-speed planet carrier, the high-speed planet gear is rotatably mounted on the high-speed rotating shaft through a bearing, the high-speed planet gear is respectively mounted with the high-speed inner gear ring and the high-speed sun gear in a mechanical fit mode, and the right end of the high-speed planet carrier is connected with a transmission shaft.

As a further scheme of the invention: the low-speed planetary gear mechanism comprises a low-speed sun gear, a low-speed planetary gear, a low-speed inner gear ring and a low-speed planet carrier, the low-speed sun gear is installed at the right end of a transmission shaft, the low-speed inner gear ring is fixedly installed on the inner wall of the roller, a low-speed rotating shaft is arranged at the left end of the low-speed planet carrier, the low-speed planetary gear is installed on the low-speed rotating shaft through a bearing in a rotating mode, the low-speed planetary gear is installed in a mechanical matching mode with the low-speed inner gear ring and the low-speed sun gear respectively, and an output shaft is installed at the right end of the low-speed planet carrier.

As a further scheme of the invention: the outer sides of the end covers at the two ends of the roller are also provided with supports, the input shaft is installed in the support at the left side of the roller through a bearing, and the output shaft is installed in the support at the right side of the roller through a bearing.

Compared with the prior art, the invention has the beneficial effects that: this application seals differential planetary gear mechanism inside arranging the transfer drum in through arranging driving motor in outside the transmission drum, can carry out effectual protection to planetary gear mechanism, improve equipment stability, and bearing capacity is big, and transmission efficiency is high, and compact structure is convenient for install and use.

Drawings

Fig. 1 is a schematic perspective view of a built-in transmission roller.

Fig. 2 is a schematic sectional view of a drum in a built-in driving drum.

In the figure: 1. a drum; 2. a drive motor; 3. a drive bevel gear; 4. a driven bevel gear; 5. an end cap; 6. a support; 7. an input shaft; 8. a high-speed sun gear; 9. a high-speed planet wheel; 10. a high-speed ring gear; 11. a high-speed planet carrier; 12. a high-speed rotating shaft; 13. a drive shaft; 14. a low speed sun gear; 15. a low-speed planetary gear; 16. a low-speed ring gear; 17. a low speed carrier; 18. a low-speed rotating shaft; 19. and an output shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a built-in transmission roller comprises a roller 1, a driving motor 2, a high-speed planetary gear mechanism and a low-speed planetary gear mechanism, wherein the driving motor 2 is arranged outside the roller 1, the high-speed planetary gear mechanism and the low-speed planetary gear mechanism are sequentially arranged inside the roller 1, the power of the driving motor 2 is reduced and torque-increased through the roller 1 through sequential speed reduction of the high-speed planetary gear mechanism and the low-speed planetary gear mechanism, the two ends of the roller 1 are respectively provided with an end cover 5, the inside of the roller 1 is sealed through the end covers 5, so that a stable operation environment is provided for the planetary gear mechanism inside the roller 1, the left end of the roller 1 is provided with an input shaft 7, the input shaft 7 is rotatably installed in an end cover 5 on the left side of the roller 1 through a bearing, the left end of the input shaft 7 extends out of the left side of the end cover 5, the right end of the input shaft 7 is inserted into the roller 1, a driven bevel gear 4 is installed at the left end of the input shaft 7, the driven bevel gear 4 and the input shaft 7 are connected and installed through a coupler, a driving bevel gear 3 is installed at the front end of a rotor of the driving motor 2, the driving bevel gear 3 and a rotor of the driving motor 2 are connected and installed through a coupler, the driving bevel gear 3 and the driven bevel gear 4 are installed together in a mechanical matching mode, the driving motor 2 drives the input shaft 7 to rotate through matching of the driving bevel gear 3 and the driven bevel gear 4, and therefore power is transmitted to a planetary gear mechanism in the roller 1.

As shown in fig. 2, the high-speed planetary gear mechanism is installed at the left end inside the drum 1, the low-speed planetary gear mechanism is installed at the right end inside the drum 1, the high-speed planetary gear mechanism includes a high-speed sun gear 8, a high-speed planet gear 9, a high-speed inner gear ring 10 and a high-speed planet carrier 11, the high-speed sun gear 8 is installed at the right end of the input shaft 7, the high-speed sun gear 8 is driven to rotate by the input shaft 7, the high-speed inner gear ring 10 is fixedly installed on the inner wall of the drum 1, the left end of the high-speed planet carrier 11 is provided with a high-speed rotating shaft 12, the high-speed planet gear 9 is rotatably installed on the high-speed rotating shaft 12 by a bearing, the high-speed planet gear 9 is respectively installed in mechanical cooperation with the high-speed inner gear ring 10 and the high-speed sun gear 8, the input shaft 7 drives the high-speed sun gear 8 to rotate, thereby driving the high-speed planet gear 9 to rotate around the high-speed sun gear ring 8, thereby driving the high-speed planet carrier 11 and the high-speed inner gear ring 10 to rotate, the right end of the high-speed planet carrier 11 is connected with a transmission shaft 13, and part of power is transmitted to the low-speed planetary gear mechanism through the transmission shaft 13.

The low-speed planetary gear mechanism comprises a low-speed sun gear 14, a low-speed planet gear 15, a low-speed inner gear ring 16 and a low-speed planet carrier 17, wherein the low-speed sun gear 14 is installed at the right end of a transmission shaft 13 and drives the low-speed sun gear 14 to rotate through the transmission shaft 13, the low-speed inner gear ring 16 is fixedly installed on the inner wall of the roller 1, a low-speed rotating shaft 18 is arranged at the left end of the low-speed planet carrier 17, the low-speed planet gear 15 is installed on the low-speed rotating shaft 18 through a bearing in a rotating mode, the low-speed planet gear 15 is installed on the low-speed rotating shaft 18 through a mechanical matching mode with the low-speed inner gear ring 16 and the low-speed sun gear 14 respectively, the transmission shaft 13 drives the low-speed sun gear 14 to rotate so as to drive the low-speed planet gear 15 to rotate around the low-speed sun gear 14 and drive the low-speed planet carrier 17 and the low-speed inner gear ring 16 to rotate, an output shaft 19 is installed at the right end of the low-speed planet carrier 17, the output shaft 19 is installed in an end cover 5 at the right side of the roller 1 through a bearing in a rotating mode, and the right end of the output shaft 19 is fixedly installed with a rack so as to fix the low-speed planet carrier 17 to fix the low-speed planetary gear ring to fix the low-speed increase torque on the roller 1, so that the power transmitted by the low-speed planetary gear 13 finally reduces the low-speed roller 1.

The outer sides of the end covers 5 at the two ends of the roller 1 are also provided with a support 6, the input shaft 7 is arranged in the support 6 at the left side of the roller 1 through a bearing, the output shaft 19 is arranged in the support 6 at the right side of the roller 1 through a bearing, and the roller 1 is convenient to mount through the support 6.

In the using process of the invention: the driving motor 2 drives the input shaft 7 to rotate through the matching of the driving bevel gear 3 and the driven bevel gear 4, power is input into the high-speed planetary gear mechanism, then is transmitted into the low-speed planetary gear mechanism through the high-speed planetary gear mechanism, is subjected to two-stage speed reduction through the high-speed planetary gear mechanism and the low-speed planetary gear mechanism, and finally is output through the roller 1 to drive the conveying belt to run.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The built-in transmission roller comprises a roller (1) and a driving motor (2), and is characterized by further comprising a high-speed planetary gear mechanism and a low-speed planetary gear mechanism, wherein the driving motor (2) is arranged outside the roller (1), the high-speed planetary gear mechanism and the low-speed planetary gear mechanism are sequentially installed inside the roller (1), an input shaft (7) is installed at the left end of the roller (1), the right end of the input shaft (7) is inserted into the roller (1), a driven bevel gear (4) is installed at the left end of the input shaft (7), a driving bevel gear (3) is installed at the front end of a rotor of the driving motor (2), the driving bevel gear (3) and the driven bevel gear (4) are installed together in a mechanical fit mode, the high-speed planetary gear mechanism is installed at the left end inside the roller (1), the low-speed planetary gear mechanism is installed at the right end inside the roller (1), the input shaft (7) is connected with the high-speed planetary gear mechanism, the low-speed planetary gear mechanism is connected with an output shaft (19), and the right end of the output shaft (19) is fixedly installed with a rack.

2. The built-in transmission roller as recited in claim 1, characterized in that the two ends of the roller (1) are respectively provided with an end cover (5), the interior of the roller (1) is sealed by the end covers (5), the input shaft (7) is rotatably arranged in the end cover (5) at the left side of the roller (1) by a bearing, and the output shaft (19) is rotatably arranged in the end cover (5) at the right side of the roller (1) by a bearing.

3. The built-in transmission roller according to claim 1, characterized in that the driven bevel gear (4) and the input shaft (7) are connected and installed through a coupler, and the driving bevel gear (3) and the rotor of the driving motor (2) are connected and installed through a coupler.

4. The built-in transmission drum according to claim 1, wherein the high-speed planetary gear mechanism comprises a high-speed sun gear (8), a high-speed planetary gear (9), a high-speed inner gear ring (10) and a high-speed planet carrier (11), the high-speed sun gear (8) is installed at the right end of the input shaft (7), the high-speed sun gear (8) is driven to rotate through the input shaft (7), the high-speed inner gear ring (10) is fixedly installed on the inner wall of the drum (1), the left end of the high-speed planet carrier (11) is provided with a high-speed rotating shaft (12), the high-speed planetary gear (9) is rotatably installed on the high-speed rotating shaft (12) through a bearing, the high-speed planetary gear (9) is respectively installed in mechanical fit with the high-speed inner gear ring (10) and the high-speed sun gear (8), and the right end of the high-speed planet carrier (11) is connected with a transmission shaft (13).

5. The built-in transmission drum according to claim 4, characterized in that the low-speed planetary gear mechanism comprises a low-speed sun gear (14), a low-speed planetary gear (15), a low-speed inner gear ring (16) and a low-speed planet carrier (17), the low-speed sun gear (14) is installed at the right end of the transmission shaft (13), the low-speed inner gear ring (16) is fixedly installed on the inner wall of the drum (1), the left end of the low-speed planet carrier (17) is provided with a low-speed rotating shaft (18), the low-speed planetary gear (15) is rotatably installed on the low-speed rotating shaft (18) through a bearing, the low-speed planetary gear (15) is respectively installed in mechanical cooperation with the low-speed inner gear ring (16) and the low-speed sun gear (14), and the right end of the low-speed planet carrier (17) is provided with an output shaft (19).

6. The built-in transmission roller as claimed in claim 1, characterized in that the outer sides of the end covers (5) at both ends of the roller (1) are provided with bearings (6), the input shaft (7) is mounted in the bearing (6) at the left side of the roller (1) through a bearing, and the output shaft (19) is mounted in the bearing (6) at the right side of the roller (1) through a bearing.