CN220060427U

CN220060427U - Noise reduction gear

Info

Publication number: CN220060427U
Application number: CN202321590141.4U
Authority: CN
Inventors: 徐军辉
Original assignee: Zhejiang Zheyan Cold Extrusion Co ltd
Current assignee: Zhejiang Zheyan Cold Extrusion Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-21
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a silencing gear which comprises a transmission module, a separation module and a compression module, wherein the transmission module comprises a gear main body and a plurality of mounting cavities formed in the top of the gear main body, the separation module comprises an axle center rod mounted in the mounting cavities, rubber sleeved at the bottom end of the axle center rod, a plurality of first pressing plates attached to the top of the rubber and spliced with the axle center rod, and asbestos fibers sleeved at the outer side of the axle center rod. According to the utility model, rubber is sleeved at the bottom end of the shaft center rod, then is compressed by the first pressing plate, asbestos fibers are fully paved at the top of the first pressing plate, and is compressed by the second pressing plate, then foam aluminum is fully paved at the top of the second pressing plate, and then the third pressing plate is matched with the flattening plate to flatten the foam aluminum, so that various silencing structures are respectively compressed and put into use, and the structural stability of the device is effectively improved.

Description

Noise reduction gear

Technical Field

The utility model relates to the technical field of gears, in particular to a silencing gear.

Background

Gears are intermeshing toothed mechanical parts which find extremely wide application in mechanical transmissions and in the entire mechanical field.

Application number 202020743664.8 discloses a noise reduction gear. The gear comprises a gear body, a tooth outer layer, a filling layer, a tooth inner layer and a gear body filler, wherein the gear body is a helical tooth cylindrical tooth, the tooth of the gear consists of the tooth outer layer, the filling layer and the tooth inner layer, the tooth inner layer is arranged in the tooth outer layer, the tooth inner layer and the tooth outer layer are provided with the filling layer, the gear body is provided with a hole groove, the hole groove is filled with the gear body filler, and the tooth outer layer is metal. This application adopts the three-layer filler, and the noise that produces when the noise reduction gear body rotates, but the three-layer filler is not fixed, leads to amortization structure unstable.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows:

the utility model provides a amortization gear, includes transmission module, separates the module and compresses tightly the module, the transmission module include the gear main part, set up in a plurality of installation cavities at gear main part top, separate the module including install in the inside axle center pole of installation cavity, cup joint in rubber of axle center pole bottom, laminate in the rubber top and with a plurality of first clamp plates of axle center pole grafting, cup joint in asbestos fibre in the axle center pole outside, laminate in asbestos fibre top and with a plurality of second clamp plates of axle center pole grafting, cup joint in foam aluminum in the axle center pole outside, laminate in foam aluminum top and with a plurality of third clamp plates of axle center pole grafting, with the leveling board that third clamp plates are connected, compress tightly the module including the activity cup joint in pole cover on axle center pole top, install in the arc pole of third clamp plate one side, slide cup joint in the limiting plate in the arc pole outside, limiting plate is connected with pole cover inner chamber top.

Through adopting above-mentioned technical scheme, with rubber sleeve in axle center pole bottom, then compress tightly with first clamp plate, then pave asbestos fibre at first clamp plate top to compress tightly with the second clamp plate, then pave foamed aluminum at second clamp plate top, then the third clamp plate cooperation level board flattens foamed aluminum, and multiple amortization structure is compressed tightly respectively, and put into use, has effectively improved the structural stability of this device.

The present utility model may be further configured in a preferred example to: the mounting cavities are equally spaced and are annularly arranged, and the groove depth of each mounting cavity is set to be 2cm.

Through adopting above-mentioned technical scheme, adopt this overall arrangement design, can absorb the noise that the gear main part during operation produced completely.

The present utility model may be further configured in a preferred example to: the first pressing plates are arranged at equal intervals in an annular mode, and are made of plastic materials.

Through adopting above-mentioned technical scheme, adopt this overall arrangement design, a plurality of first clamp plates cooperation can firmly compress tightly rubber.

The present utility model may be further configured in a preferred example to: the second pressing plates are respectively positioned at the tops of the first pressing plates, and the shape and the size of the second pressing plates are equal to those of the first pressing plates.

By adopting the technical scheme, the device is easier to manufacture by adopting the structural design.

The present utility model may be further configured in a preferred example to: the leveling plate is arranged at the bottom of the arc-shaped rod, the bottom of the leveling plate and the bottom of the third pressing plate are positioned on the same horizontal plane, and the bottom of the leveling plate is attached to the top of the foamed aluminum.

Through adopting above-mentioned technical scheme, adopt this overall arrangement design, the smooth board increases the area of contact of third clamp plate and foam aluminium, makes the third clamp plate can firmly compress tightly foam aluminium.

The present utility model may be further configured in a preferred example to: the gear body is provided with a plurality of spline grooves which are arranged in an annular mode at equal intervals.

By adopting the technical scheme, the spline groove is formed, so that the meshing performance of the workpiece and the external spindle is improved.

The present utility model may be further configured in a preferred example to: the spline groove is internally provided with an elastic piece, and the thickness of the elastic piece is set to be 0.2cm.

Through adopting above-mentioned technical scheme, set up the elastic component, can improve the wear resistance of this work piece, guarantee the life of this work piece.

By adopting the technical scheme, the beneficial effects obtained by the utility model are as follows:

1. according to the utility model, rubber is sleeved at the bottom end of the shaft center rod, then is compressed by the first pressing plate, asbestos fibers are fully paved at the top of the first pressing plate, and is compressed by the second pressing plate, then foam aluminum is fully paved at the top of the second pressing plate, and then the third pressing plate is matched with the flattening plate to flatten the foam aluminum, so that various silencing structures are respectively compressed and put into use, and the structural stability of the device is effectively improved.

2. In the utility model, after the rod sleeve is sleeved at the top end of the axle center rod, the rod sleeve is rotated, and then the limiting plate is sleeved outside the arc-shaped rod, so that the rod sleeve can be firmly embedded at the top of the installation cavity, and the stability of the silencing structure in the installation cavity is further improved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a perspective view of a gear body of the present utility model;

FIG. 3 is a schematic view of a partition module installation of the present utility model;

FIG. 4 is a schematic diagram of a partition module according to the present utility model;

fig. 5 is a schematic diagram of the connection relationship between the sleeve and the limiting plate according to the present utility model.

Reference numerals:

100. a transmission module; 110. a gear body; 120. a mounting cavity;

200. a partition module; 210. a shaft core rod; 220. rubber; 230. a first platen; 240. asbestos fibers; 250. a second pressing plate; 260. foamed aluminum; 270. a third platen; 280. leveling plates;

300. a compaction module; 310. a rod sleeve; 320. an arc-shaped rod; 330. a limiting plate;

400. spline grooves;

500. an elastic member.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

It is to be understood that this description is merely exemplary in nature and is not intended to limit the scope of the present utility model.

A noise reduction gear provided by some embodiments of the present utility model is described below with reference to the accompanying drawings.

Examples

Referring to fig. 1-5, the silencing gear provided by the utility model comprises a transmission module 100, a separation module 200 and a compression module 300, wherein the transmission module 100 comprises a gear main body 110 and a plurality of mounting cavities 120 arranged at the top of the gear main body 110;

the partition module 200 includes an axial rod 210 installed inside the installation cavity 120, a rubber 220 sleeved at the bottom end of the axial rod 210, a plurality of first pressing plates 230 attached to the top of the rubber 220 and spliced with the axial rod 210, asbestos fibers 240 sleeved outside the axial rod 210, a plurality of second pressing plates 250 attached to the top of the asbestos fibers 240 and spliced with the axial rod 210, aluminum foam 260 sleeved outside the axial rod 210, a plurality of third pressing plates 270 attached to the top of the aluminum foam 260 and spliced with the axial rod 210, and a leveling plate 280 connected with the third pressing plates 270;

the compression module 300 comprises a rod sleeve 310 movably sleeved at the top end of the axial rod 210, an arc-shaped rod 320 arranged at one side of the third pressing plate 270, and a limiting plate 330 slidably sleeved at the outer side of the arc-shaped rod 320, wherein the limiting plate 330 is connected with the top of an inner cavity of the rod sleeve 310.

Further, the plurality of installation cavities 120 are equally spaced and are annularly arranged, the groove depth of the installation cavities 120 is set to be 2cm, and by adopting the layout design, the noise generated during the working of the gear main body 110 can be completely absorbed.

Further, the plurality of first pressing plates 230 are arranged at equal intervals in an annular shape, the first pressing plates 230 are made of plastic materials, and the rubber 220 can be tightly pressed by matching the plurality of first pressing plates 230 by adopting the layout design.

Further, the plurality of second pressing plates 250 are respectively located at the top of the plurality of first pressing plates 230, and the shape and the size of the second pressing plates 250 are equal to those of the first pressing plates 230.

Further, the leveling plate 280 is disposed at the bottom of the arc-shaped rod 320, the bottom of the leveling plate 280 and the bottom of the third pressing plate 270 are located at the same horizontal plane, the bottom of the leveling plate 280 is attached to the top of the aluminum foam 260, and by adopting the layout design, the leveling plate 280 increases the contact area between the third pressing plate 270 and the aluminum foam 260, so that the third pressing plate 270 can firmly press the aluminum foam 260.

Examples

As shown in fig. 1 to 3, in the first embodiment, the gear main body 110 is provided with a plurality of spline grooves 400, the spline grooves 400 are equally spaced and annularly arranged, and the spline grooves 400 are provided, so that the meshing performance between the workpiece and the external spindle is improved.

Examples

As shown in fig. 1 and fig. 3, in the above embodiment, the spline groove 400 is internally provided with the elastic member 500, and the thickness of the elastic member 500 is set to 0.2cm, and the elastic member 500 is provided, so that the wear resistance of the workpiece can be improved, and the service life of the workpiece can be ensured.

The working principle and the using flow of the utility model are as follows: when the device is put into practical use, rubber 220 is sleeved at the bottom end of an axle center rod 210, then is compressed by a first pressing plate 230, asbestos fibers 240 are fully paved at the top of the first pressing plate 230, and is compressed by a second pressing plate 250, foam aluminum 260 is fully paved at the top of the second pressing plate 250, then a third pressing plate 270 is matched with a leveling plate 280 to flatten the foam aluminum 260, under the three-layer structure, sound generated when the gear main body 110 works is absorbed, a rod sleeve 310 is sleeved and rotated, a limiting plate 330 in the rod sleeve 310 is connected with an arc-shaped rod 320, and then the structure in the installation cavity 120 is firmly compressed and fixed, so that the structural stability of the device is effectively improved.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood that when an element is referred to as being "mounted," "secured" or "disposed" on 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," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A noise reduction gear, comprising:

the transmission module (100) comprises a gear main body (110) and a plurality of mounting cavities (120) formed in the top of the gear main body (110);

the separation module (200) comprises an axle center rod (210) arranged in the installation cavity (120), rubber (220) sleeved at the bottom end of the axle center rod (210), a plurality of first pressing plates (230) attached to the top of the rubber (220) and spliced with the axle center rod (210), asbestos fibers (240) sleeved at the outer side of the axle center rod (210), a plurality of second pressing plates (250) attached to the top of the asbestos fibers (240) and spliced with the axle center rod (210), foamed aluminum (260) sleeved at the outer side of the axle center rod (210), a plurality of third pressing plates (270) attached to the top of the foamed aluminum (260) and spliced with the axle center rod (210), and a leveling plate (280) connected with the third pressing plates (270);

the compression module (300) comprises a rod sleeve (310) movably sleeved at the top end of the axle center rod (210), an arc-shaped rod (320) arranged at one side of the third pressing plate (270) and a limiting plate (330) slidably sleeved at the outer side of the arc-shaped rod (320), wherein the limiting plate (330) is connected with the top of an inner cavity of the rod sleeve (310).

2. The noise reduction gear according to claim 1, wherein a plurality of installation cavities (120) are arranged at equal intervals in a ring shape, and the depth of the installation cavities (120) is set to 2cm.

3. The noise reduction gear according to claim 1, wherein a plurality of first pressing plates (230) are arranged at equal intervals in a ring shape, and the first pressing plates (230) are made of plastic material.

4. The silencing gear as claimed in claim 1, wherein a plurality of second pressing plates (250) are respectively located on top of the plurality of first pressing plates (230), and the second pressing plates (250) are equal to the first pressing plates (230) in shape and size.

5. The noise reduction gear according to claim 1, wherein the leveling plate (280) is disposed at the bottom of the arc-shaped rod (320), the bottom of the leveling plate (280) and the bottom of the third pressing plate (270) are disposed at the same horizontal plane, and the bottom of the leveling plate (280) is attached to the top of the aluminum foam (260).

6. The noise reduction gear according to claim 1, wherein the gear body (110) is provided with a plurality of spline grooves (400), and the spline grooves (400) are arranged in an annular manner at equal intervals.

7. The noise reduction gear according to claim 6, wherein an elastic member (500) is installed inside the spline groove (400), and a thickness of the elastic member (500) is set to 0.2cm.