CN220254289U

CN220254289U - Novel assembly structure of planetary gear box motor

Info

Publication number: CN220254289U
Application number: CN202321757301.XU
Authority: CN
Inventors: 李春雷; 杨士芳; 罗佳敏; 林枬
Original assignee: Dongguan Weili Motor Co ltd
Current assignee: Dongguan Weili Motor Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2023-12-26
Anticipated expiration: 2033-07-06

Abstract

The utility model provides an assembly structure of a novel planetary gear box motor, which comprises a motor shell, a motor end cover, a rotor assembly and a first bearing, wherein the motor end cover is fixed below the motor shell, an assembly convex ring is arranged at the upper end of the motor shell, the assembly convex ring and the motor shell are integrally formed and are of a hollow structure, four first screw holes are uniformly formed in the outer wall of the assembly convex ring along the ring shape, the first bearing is fixed in the middle of the assembly convex ring, the rotor assembly is fixed in the motor shell, a rotary shaft lever is arranged on the rotor assembly, and the rotary shaft lever penetrates through the first bearing, and the novel planetary gear box motor has the following advantages: 1. the assembly process can be reduced, and the production efficiency is improved; 2. the assembly convex ring can be directly punched from the motor shell, and the machining precision of the design is higher; 3. the assembly convex ring is of a hollow structure, so that the material cost is lower; 4. the assembly convex ring is of a hollow structure, a first screw hole is machined in the assembly convex ring, a stamping process is adopted, and the hole forming process is simpler, more convenient and quicker.

Description

Novel assembly structure of planetary gear box motor

Technical Field

The utility model relates to the field of permanent magnet direct current motors, in particular to an assembly structure of a novel planetary gear box motor.

Background

The direct current motor can be often matched with the planetary gear box assembly to assemble and use, the planetary gear box assembly adjusts the rotating speed of the direct current motor, and when the planetary gear box assembly is installed on the direct current motor, a connecting plate is required to be installed on the end face of the motor, a rotating shaft of the direct current motor penetrates through a bearing in the middle of the connecting plate, the planetary gear box assembly is installed on the connecting plate through screws, the rotating shaft of the direct current motor is meshed with a gear in the planetary gear box assembly, and therefore assembly is completed, however, the direct current motor and the planetary gear box assembly are assembled through the connecting plate, the assembly procedure is undoubtedly complicated, the improvement of production efficiency is not facilitated, moreover, the connecting plate additionally consumes materials, and the manufacturing cost is increased, so that a novel planetary gear box motor assembly structure is required to be manufactured to solve the problems.

Disclosure of Invention

The utility model aims to provide an assembling structure of a novel planetary gear box motor, which solves the problems in the background art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a novel planetary gear box motor's assembly structure, including motor housing, motor end cover, rotor subassembly and first bearing, motor end cover fixes in motor housing's below, and motor housing upper end is equipped with integrated into one piece's assembly bulge loop, and the assembly bulge loop is hollow structure, and the assembly bulge loop outer wall evenly is provided with four first screw holes along the annular, and first bearing is fixed at the assembly bulge loop middle part, and rotor subassembly is fixed in motor housing, is equipped with rotatory axostylus axostyle on the rotor subassembly, and rotatory axostylus axostyle wears to establish first bearing.

Further description of the utility model: the outer circumference diameter of the assembly convex ring on the motor shell is 20-40mm, and the height of the assembly convex ring is 2-15mm.

Further description of the utility model: the outer circumference diameter of the motor shell is 20-48mm.

Further description of the utility model: the device also comprises a driving gear, wherein the driving gear is fixed at the upper end of the rotating shaft rod.

Further description of the utility model: the planetary gear box assembly is sleeved at the periphery of the assembly convex ring, second screw holes corresponding to the first screw holes one by one are formed in the lower end of the planetary gear box assembly, and the planetary gear box assembly is fixed to the assembly convex ring through screws in threaded connection with the first screw holes and the second screw holes.

The beneficial effects of the utility model are as follows: through direct integrated into one piece on motor housing go out one can replace the assembly bulge loop of connecting plate, inside assembly first bearing, outside direct assembly planetary gear case subassembly, this design has following advantage: 1. the motor shell is directly stamped and stretched out to form a mounting convex ring, and the integrated shell structure is used for directly assembling the planetary gear box assembly, so that the assembly process can be reduced, and the production efficiency can be improved; 2. the assembly convex ring can be directly punched from the motor shell, and compared with the separate processing procedure of the connecting plate, the processing precision of the design is higher; 3. the assembly convex ring is of a hollow structure, so that the material cost is lower; 4. the assembly bulge loop is hollow structure, and processing first screw hole on the assembly bulge loop adopts stamping process can, and traditional connecting plate is solid, must adopt drilling technology, and this design pore-forming technology is more simple and convenient swift.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is a block diagram of a motor housing in accordance with the present utility model;

reference numerals illustrate:

1. a motor housing; 11. assembling a convex ring; 111. a first screw hole; 2. a motor end cover; 3. a rotor assembly; 31. a rotating shaft; 4. a first bearing; 5. a drive gear; 6. a planetary gearbox assembly; 61. and a second screw hole.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 4, an assembly structure of a novel planetary gear box motor comprises a motor housing 1, a motor end cover 2, a rotor assembly 3 and a first bearing 4, wherein the motor end cover 2 is fixed below the motor housing 1, an integrally formed assembly convex ring 11 is arranged at the upper end of the motor housing 1, the assembly convex ring 11 is of a hollow structure, four first screw holes 111 are uniformly formed in the outer wall of the assembly convex ring 11 along the annular shape, the first bearing 4 is fixed in the middle of the assembly convex ring 11, the rotor assembly 3 is fixed in the motor housing 1, a rotary shaft lever 31 is arranged on the rotor assembly 3, and the rotary shaft lever 31 penetrates through the first bearing 4.

Through directly integrated into one piece on motor housing 1 go out one can replace the assembly bulge loop 11 of connecting plate, inside assembly first bearing 4, outside direct assembly planetary gear case subassembly 6, this design has following advantage: 1. the assembly process can be reduced, and the production efficiency is improved; 2. the assembly convex ring 11 can be directly punched from the motor shell 1, and compared with the separate processing procedure of a connecting plate, the processing precision of the design is higher; 3. the assembly convex ring 11 is of a hollow structure, so that the material cost is lower; 4. the assembly convex ring 11 is of a hollow structure, the first screw hole 111 is machined in the assembly convex ring 11, a stamping process is adopted, a traditional connecting plate is solid, a drilling process is needed, and the hole forming process is simpler, more convenient and quicker.

The outer circumference diameter of the assembling convex ring 11 on the motor shell 1 is 20-40mm, and the height of the assembling convex ring 11 is 2-15mm. The outer circumference of the motor housing 1 has a diameter of 20-48mm. By adopting the technical scheme of the design, the precision of assembling the planetary gear box assembly 6 can be ensured for the miniature motor.

In the present design, the rotary shaft 31 further comprises a driving gear 5, and the driving gear 5 is fixed at the upper end of the rotary shaft 31. By the cooperation of the drive gear 5 with the planetary gearbox assembly 6, the rotational speed of the motor rotating shaft 31 is regulated.

In this design, still include planetary gear box subassembly 6, planetary gear box subassembly 6 lower extreme cover is established in assembly bulge loop 11 periphery, and planetary gear box subassembly 6 lower extreme is equipped with the second screw hole 61 with first screw hole 111 one-to-one, and planetary gear box subassembly 6 is fixed on assembly bulge loop 11 through the screw with first screw hole 111 and second screw hole 61 threaded connection.

The planetary gear box assembly 6 is directly assembled on the motor housing 1 without first assembling a connecting plate, so that the assembly efficiency is higher.

The above description should not be taken as limiting the scope of the utility model, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.

Claims

1. The utility model provides a novel planetary gear box motor's assembly structure which characterized in that: including motor housing, motor end cover, rotor subassembly and first bearing, the motor end cover is fixed motor housing's below, motor housing upper end is equipped with integrated into one piece's assembly bulge loop, the assembly bulge loop is hollow structure, the assembly bulge loop outer wall evenly is provided with four first screw holes along the annular, first bearing is fixed assembly bulge loop middle part, rotor subassembly is fixed motor housing is interior, be equipped with rotatory axostylus axostyle on the rotor subassembly, rotatory axostylus axostyle wears to establish first bearing.

2. The assembly structure of a novel planetary gearbox motor according to claim 1, wherein: the outer circumference diameter of the assembly convex ring on the motor shell is 20-40mm, and the height of the assembly convex ring is 2-15mm.

3. The assembly structure of a novel planetary gearbox motor according to claim 1, wherein: the outer circumference diameter of the motor shell is 20-48mm.

4. The assembly structure of a novel planetary gearbox motor according to claim 1, wherein: the device also comprises a driving gear, wherein the driving gear is fixed at the upper end of the rotating shaft rod.

5. The assembly structure of the novel planetary gear box motor according to claim 4, wherein: the planetary gear box assembly is sleeved at the lower end of the planetary gear box assembly, second screw holes corresponding to the first screw holes one by one are formed in the lower end of the planetary gear box assembly, and the planetary gear box assembly is fixed to the assembly convex ring through screws in threaded connection with the first screw holes and the second screw holes.