CN217558936U

CN217558936U - Double-row adjustable gear

Info

Publication number: CN217558936U
Application number: CN202221784093.8U
Authority: CN
Inventors: 陈百安
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-10-11
Anticipated expiration: 2032-07-12

Abstract

The utility model belongs to the technical field of mechanical transmission part technique and specifically relates to be two rows of adjustable gear, including first gear main part, the back of first gear main part is equipped with the gear shaft, the spread groove has been seted up to the outside equidistance of gear shaft, the arc wall has been seted up to the base face equidistance of first gear main part, the inboard of arc wall is equipped with the bolt, there is the internal thread groove in the outside of bolt through threaded connection, the outside of internal thread groove is equipped with the second gear, one side that the outside of bolt is close to the internal thread groove is connected with the spring, the one end of spring is connected with the gasket, the utility model discloses in, through setting up arc wall, bolt and internal thread groove to stagger and fix the teeth of a cogwheel of first gear main part and second gear according to the demand, improve mechanical operation's precision, reduce the noise, application scope is wide.

Description

Double-row adjustable gear

Technical Field

The utility model relates to a mechanical transmission part technical field specifically is double row adjustable gear.

Background

The application of the gear in transmission has appeared for a long time, over 300 years before the year of the metric unit, and ancient Greek philosopher, shishdold, in the mechanical problem, the problem of using bronze or cast iron gear to transmit rotary motion is explained, at the end of 19 th century, the principle of generating the gear cutting method and the successive occurrence of special machine tool and cutter using the principle to cut the gear are provided, so that the gear processing has a relatively complete means, and along with the development of production, the stability of gear operation is emphasized, the gear is a mechanical element which has teeth on the rim and can continuously mesh to transmit motion and power, is a mechanical part with teeth and can mesh with each other, and consists of a gear body, gear teeth on the outer ring and a central shaft hole.

The existing gear is single in structure, gear teeth are fixed, the size of the gear cannot be adjusted according to actual conditions, the gear can only be replaced to meet requirements, and the gear is easy to loosen when being installed.

Therefore, the design of the double-row adjustable gear is very important for changing the technical defects and improving the overall practicability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double row adjustable gear to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

double row adjustable gear, including first gear main part, the back of first gear main part is equipped with the gear shaft, the spread groove has been seted up to the outside equidistance of gear shaft, the arc wall has been seted up to the base face equidistance of first gear main part, the inboard of arc wall is equipped with the bolt, there is the internal thread groove in the outside of bolt through threaded connection, the outside of internal thread groove is equipped with the second gear, one side that the outside of bolt is close to the internal thread groove is connected with the spring, the one end of spring is connected with the gasket.

As a preferable aspect of the present invention, the number of teeth of the first gear main body and the second gear is the same.

As the utility model discloses preferred scheme, structure as an organic whole between gear shaft and the first gear main part.

As the utility model discloses preferred scheme, the same and 3 that are of quantity of arc wall, bolt and internal thread groove.

As the preferred scheme of the utility model, the other end of spring is connected in the outside of bolt and is close to one side of internal thread groove.

As the preferred scheme of the utility model, the gasket is made for silica gel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, through set up arc wall, bolt and internal thread groove in the double row adjustable gear to rotatory bolt staggers the teeth of a cogwheel of first gear main part and second gear and fixes according to the demand under the effect of arc wall and internal thread groove, improves the precision of mechanical operation, noise abatement, and application scope is wide.

The utility model discloses in, through set up spring and gasket in the double row adjustable gear to reduce the not hard up risk of bolt.

Drawings

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

FIG. 2 is a schematic view of the structure of the first gear body, the gear shaft and the connecting groove of the present invention;

FIG. 3 is a schematic view of the structure of the internal thread groove and the second gear of the present invention;

fig. 4 is a schematic structural view of the bolt, the spring and the gasket of the present invention.

In the figure: 1. a first gear body; 2. a gear shaft; 3. connecting grooves; 4. an arc-shaped slot; 5. a bolt; 6. an internal thread groove; 7. a second gear; 8. a spring; 9. and (6) a gasket.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In an embodiment, please refer to fig. 1-4, the present invention provides a technical solution:

the double-row adjustable gear comprises a first gear body 1, a gear shaft 2 is arranged on the back of the first gear body 1, connecting grooves 3 are formed in the outer side of the gear shaft 2 at equal intervals, arc-shaped grooves 4 are formed in the base surface of the first gear body 1 at equal intervals, bolts 5 are arranged on the inner sides of the arc-shaped grooves 4, inner thread grooves 6 are connected to the outer sides of the bolts 5 through threads, and second gears 7 are arranged on the outer sides of the inner thread grooves 6, so that the bolts 5 are rotated, gear teeth of the first gear body 1 and the gear teeth of the second gear 7 are staggered and fixed under the action of the arc-shaped grooves 4 and the inner thread grooves 6 according to requirements, the mechanical operation precision is improved, and noise is reduced;

wherein the number of teeth of first gear main part 1 and second gear 7 is the same, structure as an organic whole between gear shaft 2 and the first gear main part 1, arc wall 4, bolt 5 and internal thread groove 6's quantity is the same and be 3, thereby rotatory bolt 5, stagger and fix the teeth of a cogwheel of first gear main part 1 and second gear 7 according to the demand under the effect of arc wall 4 and internal thread groove 6, and arc wall 4 plays limiting displacement to bolt 5, improve mechanical operation's precision, the noise reduction, application scope is wide.

In this embodiment, referring to fig. 1, 3 and 4, a spring 8 is connected to a side of the outer side of the bolt 5 close to the internal thread groove 6, and a gasket 9 is connected to one end of the spring 8, so that the risk of loosening the bolt 5 is reduced by the spring 8 and the gasket 9;

wherein the other end of spring 8 is connected in the outside of bolt 5 and is close to one side of internal thread groove 6, and gasket 9 is made for silica gel to reduce the not hard up risk of bolt 5 through the elasticity of spring 8 and gasket 9.

The utility model discloses work flow: before using, whether the check out test set outward appearance is damaged, the back finishes in the inspection, when using, insert the inboard of arc wall 4 with bolt 5, rotatory second gear 7, stagger the teeth of a cogwheel of first gear main part 1 and second gear 7 according to the actual demand, adjust the back that finishes, rotatory bolt 5, it is fixed with first gear main part 1 and second gear 7 under the effect of arc wall 4 and internal thread groove 6, and arc wall 4 plays limiting displacement to bolt 5, improve mechanical operation's precision, the noise reduction, thereby application scope is wide, moreover, elasticity through spring 8 and gasket 9 reduces the not hard up risk of bolt 5, the practicality has been strengthened.

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

1. Double row adjustable gear, including first gear main part (1), its characterized in that: the back of first gear body (1) is equipped with gear shaft (2), spread groove (3) have been seted up to the outside equidistance of gear shaft (2), arc wall (4) have been seted up to the base face equidistance of first gear body (1), the inboard of arc wall (4) is equipped with bolt (5), there is interior thread groove (6) in the outside of bolt (5) through threaded connection, the outside of interior thread groove (6) is equipped with second gear (7), one side that the outside of bolt (5) is close to interior thread groove (6) is connected with spring (8), the one end of spring (8) is connected with gasket (9).

2. The double row adjustable gear of claim 1, wherein: the number of teeth of the first gear body (1) is the same as that of the second gear (7).

3. The double row adjustable gear of claim 1, wherein: the gear shaft (2) and the first gear body (1) are of an integral structure.

4. The double row adjustable gear of claim 1, wherein: the number of the arc-shaped grooves (4), the number of the bolts (5) and the number of the internal thread grooves (6) are the same and are 3.

5. The double row adjustable gear of claim 1, wherein: the other end of the spring (8) is connected to one side, close to the internal thread groove (6), of the outer side of the bolt (5).

6. The double row adjustable gear of claim 1, wherein: the gasket (9) is made of silica gel.