CN217381507U

CN217381507U - High-strength motor pinion

Info

Publication number: CN217381507U
Application number: CN202123348041.4U
Authority: CN
Inventors: 程凌
Original assignee: Changzhou Enhui Metal New Material Co ltd
Current assignee: Changzhou Enhui Metal New Material Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-06
Anticipated expiration: 2032-04-22

Abstract

The utility model belongs to the technical field of motor gear, specifically disclose a high strength motor pinion, including the tooth post, fixed connection between the outside of tooth post and the one end of the teeth of a cogwheel, and the other end of the teeth of a cogwheel is equipped with the addendum circle, the both ends of tooth post all are equipped with the terminal surface, and peg graft in the inside of terminal surface and have the inside lining strengthening rib, the middle part of tooth post runs through there is the support column, and the inside of tooth post is equipped with the backing sheet. This high strength motor pinion compares with current ordinary gear, and the backing sheet not only can carry out the fixed stay effect to the inside of dentition and support column, has still reduced the whole weight of this gear as far as, and the both ends of dentition are all pegged graft and are had the inside lining strengthening rib, and the outside overall structure of its inside lining strengthening rib establishes to cylindricly, keeps coaxial between grafting in-process and support column and dentition, guarantees the even of outside atress.

Description

High-strength motor pinion

Technical Field

The utility model relates to a motor gear technical field specifically is a high strength motor pinion.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the letter M is used in a circuit, the main function of the electromagnetic device is to generate driving torque and serve as a power source of electrical appliances or various machines, the letter G is used in the circuit of a generator, the main function of the generator is to convert mechanical energy into electric energy, at present, the most common use is to utilize heat energy, water energy and the like to push a rotor of the generator to generate electricity, a gear is a mechanical element with teeth on a rim and capable of being continuously engaged to transmit motion and power and is a toothed mechanical part capable of being engaged with each other, the gear and a gear product thereof are important basic parts of mechanical equipment, the main transmission parts of most mechanical complete equipment are gear transmission, and steel commonly used for manufacturing the gear is hardened and tempered steel, quenched steel, carburized quenched steel, and nitrided steel, cast steel having a strength slightly lower than that of forged steel, and commonly used for gears having a large size; the gray cast iron has poor mechanical property and can be used in open gear transmission of light load; the nodular cast iron can partially replace steel to manufacture gears; plastic gears are mostly used in places with light load and low noise requirements, and the gears matched with the plastic gears are generally steel gears with good heat conductivity.

The existing gear structure is of an integrally formed structure or is produced independently, the whole weight of the gear is heavier, the use of machining materials is more, the bearing strength of the gear is not enough due to structural errors of a common combined gear, or the bearing direction is not uniform enough, the gear is broken, the use requirements of people cannot be well met, and technical innovation is performed on the basis of the existing gear according to the conditions.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a high strength motor pinion.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a high strength motor pinion, including the tooth post, fixed connection between the outside of tooth post and the one end of the teeth of a cogwheel, and the other end of the teeth of a cogwheel is equipped with the addendum circle, the both ends of tooth post all are equipped with the terminal surface, and peg graft in the inside of terminal surface and have the inside lining strengthening rib, the middle part of tooth post runs through there is the support column, and the inside of tooth post is equipped with the backing sheet.

Preferably, the teeth of a cogwheel are equipped with a plurality ofly, and the equidistance of teeth of a cogwheel is evenly distributed in the outside of tooth post.

Preferably, the gear teeth and the gear columns are of an integrated structure.

Preferably, the end faces are symmetrically distributed with respect to the center line of the tooth column.

Preferably, the central axes of the lining reinforcing ribs, the tooth columns and the supporting columns are overlapped.

Preferably, the support sheets are distributed at equal angles, and an integrated structure is adopted among the support sheets, the tooth columns and the support columns.

The utility model discloses the beneficial effect who reaches is:

the utility model forms the basic external structure of the motor gear by the combination of the tooth columns and the gear teeth, and the integral structure can lead each gear tooth to be stressed more evenly in the meshing process;

the utility model discloses utilize the backing sheet not only can carry out the fixed stay effect to the inside of tooth post and support column, still reduced the whole weight of this gear as far as, all pegged graft at the both ends of tooth post has the inside lining strengthening rib, and its inside lining strengthening rib outside overall structure establishes to cylindric, keeps coaxial between grafting in-process and support column and tooth post, guarantees the even of outside atress.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the lining reinforcing rib of the present invention;

fig. 3 is a schematic top view of the present invention;

in the figure: 1. a toothed column; 2. gear teeth; 3. addendum circle; 4. an end face; 5. a support pillar; 6. lining reinforcing ribs; 7. a support sheet.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 and fig. 2, the utility model provides a technical solution: a high-strength motor pinion comprises a tooth post 1, wherein the outer part of the tooth post 1 is fixedly connected with one end of a gear tooth 2, the other end of the gear tooth 2 is provided with an addendum circle 3, the gear teeth 2 are provided with a plurality of gear teeth 2, the gear teeth 2 are uniformly distributed on the outer part of the tooth post 1 at equal intervals, the gear teeth 2 and the tooth post 1 are of an integrated structure, a basic external structure of a motor gear is formed by combining the tooth post 1 and the gear teeth 2, and the integrated structure can enable each gear tooth 2 to be stressed more uniformly in the meshing process;

both ends of tooth post 1 all are equipped with terminal surface 4, and the inside of terminal surface 4 is pegged graft and is had inside lining strengthening rib 6, center line symmetric distribution about tooth post 1 between the terminal surface 4, inside lining strengthening rib 6, coincide between the axis of tooth post 1 and support column 5, tooth post 1's both ends are all pegged graft and are had inside

lining strengthening rib

6, 6 outside overall structure of its inside lining strengthening rib establishes to cylindricly, it is coaxial to keep between grafting in-process and support column 5 and tooth post 1, guarantee the even of outside atress, tooth post 1's middle part is run through there is support column 5, and tooth post 1's inside is equipped with backing sheet 7, equal angular distribution between the backing sheet 7, and backing sheet 7, adopt the integral type structure between tooth post 1 and the support column 5, utilize backing sheet 7 not only can carry out the fixed stay effect to tooth post 1 and support column 5's inside, the whole weight of this gear has still been reduced as far as possible.

The working principle is as follows: when using this high strength motor pinion, at first constitute motor gear's basic exterior structure through the combination between the tooth post 1 and the teeth of a cogwheel 2, its integral type structure can make every teeth of a cogwheel 2 atress more even at the meshing in-process, utilize backing sheet 7 not only can carry out the fixed stay effect to the inside of tooth post 1 and support column 5, still reduced the whole weight of this gear as far as possible, the both ends of tooth post 1 all are pegged graft and are had inside lining strengthening rib 6, the outside overall structure of its inside lining strengthening rib 6 sets up to cylindricly, it is coaxial to keep between support column 5 and the tooth post 1 in the grafting process, guarantee the even of outside atress, this is exactly this high strength motor pinion's theory of operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high strength motor pinion, includes tooth post (1), its characterized in that: fixed connection between the outside of tooth post (1) and the one end of the teeth of a cogwheel (2), and the other end of the teeth of a cogwheel (2) is equipped with addendum circle (3), the both ends of tooth post (1) all are equipped with terminal surface (4), and the inside of terminal surface (4) is pegged graft and is had inside lining strengthening rib (6), the middle part of tooth post (1) is run through there is support column (5), and the inside of tooth post (1) is equipped with backing sheet (7).

2. A high strength motor pinion as claimed in claim 1, wherein: the gear teeth (2) are provided with a plurality of gear teeth, and the gear teeth (2) are uniformly distributed on the outer portion of the gear column (1) in equal distance.

3. A high strength motor pinion as defined in claim 1, wherein: the gear teeth (2) and the gear column (1) are of an integrated structure.

4. A high strength motor pinion as claimed in claim 1, wherein: the end faces (4) are symmetrically distributed with respect to the center line of the tooth column (1).

5. A high strength motor pinion as defined in claim 1, wherein: the lining reinforcing ribs (6), the tooth columns (1) and the central axes of the supporting columns (5) are overlapped.

6. A high strength motor pinion as claimed in claim 1, wherein: the supporting sheets (7) are distributed at equal angles, and the supporting sheets (7), the toothed columns (1) and the supporting columns (5) are of an integrated structure.