CN211429108U - A DC planetary gear motor - Google Patents

Abstract

The utility model belongs to the technical field of deceleration motor equipment, in particular to a DC planetary gear deceleration motor. In view of the problem that the existing integrated deceleration motor is difficult to disassemble, which leads to inconvenient maintenance work such as lubrication, the following scheme is proposed, which comprises a housing A mounting hole is provided on one side of the housing, and a total output shaft is rotatably installed in the mounting hole. One end of the total output shaft located inside the housing is fixedly installed with a connecting plate, and one side of the connecting plate is provided with six circular holes, six The circular holes are arranged at equal intervals in a ring, the connecting shafts are rotatably installed in the six circular holes, the internal gear is fixedly installed in the casing and the motor is placed, and the end of the six connecting shafts close to the motor is fixedly installed with a planetary gear. All six planetary gears mesh with the internal gear. The utility model has a reasonable structure design, facilitates disassembly of the deceleration motor, facilitates maintenance work such as lubricating the transmission parts thereof, is convenient to use, and has high reliability.

Description

A DC planetary gear motor

technical field

The utility model relates to the technical field of deceleration motor equipment, in particular to a DC planetary gear deceleration motor.

Background technique

With the development of modern science and technology, the development of motors is also getting faster and faster. The main function of motors is to generate driving torque, which is used as a power source for electrical appliances or various machinery. There are many types of motors in the prior art. Some motors and reducers are made separately and then assembled according to needs, and some are directly made into an integrated structure.

However, when the motor and the reducer are made into one structure, it is difficult to disassemble and maintain, and the lubrication problem of the transmission parts is difficult to solve, which affects the service life of the reducer. Therefore, we propose a DC planetary gear motor for Solve the above problem.

Utility model content

The purpose of the utility model is to solve the shortcomings of the existing integrated deceleration motor which is difficult to disassemble and inconvenient for maintenance work such as lubrication, and proposes a DC planetary gear deceleration motor.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A DC planetary gear deceleration motor includes a casing, one side of the casing is provided with an installation hole, a total output shaft is rotatably installed in the installation hole, and one end of the total output shaft located inside the casing is fixedly installed with a connecting plate, and the connecting plate There are six circular holes on one side, and the six circular holes are arranged at equal intervals in a ring. The connecting shafts are rotatably installed in the six circular holes, the internal gear is fixedly installed in the housing and the motor is placed, and the six connecting shafts are installed. Planetary gears are fixedly installed at one end close to the motor, and the six planetary gears are all meshed with the internal gear. The output shaft of the motor is fixedly installed with a sun gear, and the six planetary gears are meshed with the sun gear. The side is provided with an opening and is movably installed with a cover plate. The cover plate is movably connected to the motor. The top and bottom of the cover plate are provided with vertical grooves. The four vertical grooves are slidably installed with snap plates. Both the inner wall and the inner wall of the bottom are provided with clamping grooves, the two clamping plates are movably clamped with the corresponding clamping grooves, and the sides of the two clamping plates close to each other are provided with threaded holes, and the two threaded holes have internal threads. The same screw is installed. The top and bottom ends of the outer screw are respectively provided with two external threads with opposite directions of rotation. The cover plate is rotated and sleeved on the outside of the screw. A transverse groove is opened on the upper side, a worm is rotatably installed in the transverse groove, a worm wheel is fixedly installed on the screw rod, the worm is engaged with the worm wheel, and the outer side of the worm is rotated and sleeved with a partition, which is fixedly connected to the groove through bolts.

Preferably, a handle is fixedly installed at one end of the worm away from the motor, and the handle is arranged in a ring shape, which is convenient for controlling the rotation of the worm.

Preferably, the outer fixed sleeve of the worm is provided with a sleeve, and the sleeve is movably connected with the partition to limit the position of the worm.

Preferably, limit plates are fixedly installed on the top inner wall and the bottom inner wall of the casing, and both limit plates are movably connected to the motor to position the motor.

Preferably, the outer fixing sleeve of the screw rod is provided with two shaft sleeves, and the two shaft sleeves are respectively slidably connected with the inner wall of the top and the inner wall of the bottom of the transverse groove to limit the position of the screw.

Preferably, a base is fixedly installed at the bottom of the housing, and four corners of the top of the base are provided with threaded mounting holes to facilitate the installation of the device.

In the utility model, in the described DC planetary gear reduction motor, the motor output shaft drives the sun gear to rotate, the sun gear drives the planetary gear to rotate, and the planetary gear drives the connecting plate and the total output shaft to rotate through meshing with the internal gear, thereby realizing The effect of deceleration and torque increase;

In the utility model, the DC planetary gear reduction motor described above, when the transmission parts need to be supplemented with lubricating oil and other maintenance work, the control handle drives the worm to rotate, the worm pulley and the worm wheel rotate, the worm wheel drives the screw to rotate, and the screw passes through the Cooperate with the threads of the two clamping plates to drive the two clamping plates to the side close to each other to get out of the corresponding clamping grooves, then pull the handle to take out the cover plate and the motor, and perform maintenance work such as replenishing lubricating oil, and the maintenance is over. After that, put the motor and the cover back, the motor is fixed under the cooperation of the cover and the two limit plates, and then turn the handle to drive the two clamping plates into the corresponding clamping slots, so as to fix the cover plate;

The utility model has a reasonable structure design, facilitates disassembly of the deceleration motor, facilitates maintenance work such as lubricating the transmission parts thereof, is convenient to use, and has high reliability.

Description of drawings

Fig. 1 is the structural representation of a kind of DC planetary gear reduction motor proposed by the utility model;

FIG. 2 is a schematic structural diagram of part A of a DC planetary gear reduction motor proposed by the utility model.

In the figure: 1. Shell; 2. Motor; 3. Total output shaft; 4. Connecting plate; 5. Connecting shaft; 6. Planetary gear; 7. Sun gear; 8. Internal gear; 9. Cover plate; 10. Vertical slot; 11, clip plate; 12, clip slot; 13, horizontal slot; 14, worm; 15, groove; 16, partition plate; 17, handle; 18, shaft sleeve; 19, base; 20, Limit plate; 21, screw; 22, worm gear; 23, sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Referring to Figure 1-2, a DC planetary gear reduction motor includes a housing 1, a mounting hole is opened on one side of the housing 1, and a total output shaft 3 is rotatably installed in the mounting hole, and the total output shaft 3 is located inside the housing 1. A connecting plate 4 is fixedly installed at one end, and six circular holes are opened on one side of the connecting plate 4. The six circular holes are arranged at equal intervals in a ring shape, and a connecting shaft 5 is rotatably installed in the six circular holes. The internal gear 8 is fixedly installed and the motor 2 is placed. The end of the six connecting shafts 5 close to the motor 2 is fixedly installed with a planetary gear 6, and the six planetary gears 6 are meshed with the internal gear 8. The output shaft of the motor 2 is fixedly installed There is a sun gear 7, the six planetary gears 6 are meshed with the sun gear 7, the other side of the casing 1 is provided with an opening and is movably installed with a cover plate 9, the cover plate 9 is movably connected with the motor 2, and the top of the cover plate 9 is The bottoms are provided with vertical slots 10, and the four vertical slots 10 are slidably installed with snap plates 11. The top inner wall and the bottom inner wall of the housing 1 are provided with snap slots 12, and the two snap plates 11 are It is movably clamped with the corresponding clamping slot 12. The two clamping plates 11 are provided with threaded holes on the sides close to each other. The inner threads of the two threaded holes are installed with the same screw 21. The outer top and bottom ends of the screw 21 are respectively set There are two external threads with opposite directions of rotation, the cover plate 9 is rotatably sleeved on the outside of the screw 21, the side of the cover plate 9 away from the motor 2 is provided with a groove 15, and the inner wall of the groove 15 is provided with a transverse groove 13. A worm 14 is rotatably installed in the groove 13, a worm wheel 22 is fixedly installed on the screw 21, and the worm 14 is engaged with the worm wheel 22. The outer side of the worm 14 is rotated and sleeved with a partition 16, and the partition 16 is fixedly connected to the groove 15 by bolts.

In the present invention, a handle 17 is fixedly installed at one end of the worm 14 away from the motor 2 .

In the present invention, a sleeve 23 is fixedly sleeved on the outer side of the worm 14 , and the sleeve 23 is movably connected with the partition plate 16 to limit the position of the worm 14 .

In the present invention, limit plates 20 are fixedly installed on the top inner wall and bottom inner wall of the housing 1 , and both limit plates 20 are movably connected with the motor 2 to position the motor 2 .

In the present invention, the outer fixed sleeve of the screw 21 is provided with two shaft sleeves 18, and the two shaft sleeves 18 are respectively slidingly connected with the inner wall of the top and the inner wall of the bottom of the transverse groove 13 to limit the position of the screw 21.

In the present invention, a base 19 is fixedly installed at the bottom of the housing 1, and four corners of the top of the base 19 are provided with threaded mounting holes, which facilitates the installation of the device.

In the utility model, when in use, the output shaft of the motor 2 drives the sun gear 7 to rotate, the sun gear 7 drives the planetary gear 6 to rotate, and the planetary gear 6 drives the connecting plate 4 and the total output shaft 3 to rotate through meshing with the internal gear 8, thereby To achieve the effect of deceleration and torque increase, when the transmission components need to be supplemented with lubricating oil and other maintenance work, the control handle 17 drives the worm 14 to rotate, the worm 14 pulls the wheel and the worm wheel 22 to rotate, the worm wheel 22 drives the screw 21 to rotate, and the screw 21 passes through and two The screw fitting of the two snap plates 11 drives the two snap plates 11 to the side close to each other to escape from the corresponding snap grooves 12 , then pull the handle 17 to take out the cover 9 and the motor 2 , and perform maintenance such as replenishing lubricating oil. After the maintenance is completed, put the motor 2 and the cover 9 back, the motor 2 is fixed under the cooperation of the cover 9 and the two limit plates 20, and then turn the handle 17 to drive the two clip plates 11 into the corresponding card Connect the groove 12 to fix the cover plate 9 .

Claims (6)

1. The utility model provides a direct current planetary gear reducer motor, which comprises a housin (1), a serial communication port, the mounting hole has been seted up to casing (1) one side, total output shaft (3) are installed in the mounting hole rotation, the one end fixed mounting that total output shaft (3) are located casing (1) inside has connection pad (4), six circular ports have been seted up to connection pad (4) one side, six circular ports are the equidistant setting of annular, connecting axle (5) are installed in six circular ports all rotation, fixed mounting has internal gear (8) and has placed motor (2) in casing (1), the equal fixed mounting of one end that six connecting axle (5) are close to motor (2) has planetary gear (6), six planetary gear (6) all mesh with internal gear (8), fixed mounting has sun gear (7) on motor (2) output shaft, six planetary gear (6) all mesh with sun gear (7), the other side of the shell (1) is provided with an opening and is movably provided with a cover plate (9), the cover plate (9) is movably connected with the motor (2), vertical grooves (10) are formed in the top and the bottom of the cover plate (9), clamping plates (11) are slidably arranged in the four vertical grooves (10), clamping grooves (12) are formed in the inner wall of the top and the inner wall of the bottom of the shell (1), the two clamping plates (11) are movably clamped with the corresponding clamping grooves (12), threaded holes are formed in the sides, close to each other, of the two clamping plates (11), the same screw rod (21) is arranged in the two threaded holes in a threaded manner, two external threads with opposite rotation directions are respectively arranged at the top end and the bottom end of the outer side of the screw rod (21), the cover plate (9) is rotatably sleeved on the outer side of the screw rod (21), a groove (15) is formed in the side, far away from the motor (2, a worm (14) is rotatably mounted in the transverse groove (13), a worm wheel (22) is fixedly mounted on the screw rod (21), the worm (14) is meshed with the worm wheel (22), a partition plate (16) is rotatably sleeved on the outer side of the worm (14), and the partition plate (16) is fixedly connected with the groove (15) through a bolt.

2. A direct current planetary gear reduction motor according to claim 1, characterized in that a handle (17) is fixedly mounted on the end of the worm (14) remote from the motor (2), the handle (17) being arranged in a ring shape.

3. A direct current planetary gear reduction motor according to claim 1, wherein a sleeve (23) is fixedly sleeved outside the worm (14), and the sleeve (23) is movably connected with the partition plate (16).

4. The direct-current planetary gear speed reduction motor according to claim 1, wherein the inner walls of the top and the bottom of the shell (1) are both fixedly provided with a limiting plate (20), and the two limiting plates (20) are both movably connected with the motor (2).

5. A direct current planetary gear reduction motor according to claim 1, wherein two bushings (18) are fixedly sleeved outside said screw (21), said two bushings (18) being slidably connected to the top inner wall and the bottom inner wall of said transverse slot (13), respectively.

6. The direct-current planetary gear speed reduction motor according to claim 1, wherein a base (19) is fixedly installed at the bottom of the housing (1), and four corners of the top of the base (19) are provided with threaded installation holes.

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