CN216608659U

CN216608659U - Grinding wheel special for TFT-LCD thin film transistor liquid crystal display glass

Info

Publication number: CN216608659U
Application number: CN202122293532.7U
Authority: CN
Inventors: 陈启国; 刘华兵
Original assignee: Zhenjiang Fengcheng Special Tools Co ltd
Current assignee: Zhenjiang Fengcheng Special Tools Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-05-27
Anticipated expiration: 2031-09-22

Abstract

The utility model relates to the technical field of grinding wheels, in particular to a grinding wheel special for TFT-LCD thin film transistor liquid crystal display glass, which comprises a base body, wherein a shaft hole is formed in the center of the base body, a damping layer positioned on the outer ring of the shaft hole is arranged inside the base body, the damping layer, a reinforcing layer and a connecting layer are sequentially arranged inside the base body from inside to outside, a grinding layer is arranged on the outer wheel surface of the base body, reinforcing ribs are uniformly distributed inside the reinforcing layer, grooves are formed in the back surface of the base body at intervals, first grinding grooves are uniformly formed in the middle of the surface of the grinding layer, and second grinding grooves are respectively formed in two sides of each first grinding groove. The utility model utilizes the reinforcing ribs to improve the internal strength of the grinding wheel, simultaneously improves the internal running stability of the grinding wheel through the buffer part, effectively avoids the separation of the inner layer and the outer layer of the grinding wheel through the fixing part and the connecting layer, adopts the first grinding grooves and the second grinding grooves with different depths, can improve the grinding capacity and the grinding efficiency of the grinding wheel, and simultaneously reduces the damage rate of the grinding wheel.

Description

Grinding wheel special for TFT-LCD thin film transistor liquid crystal display glass

Technical Field

The utility model relates to the technical field of grinding wheels, in particular to a grinding wheel special for TFT-LCD thin film transistor liquid crystal display glass.

Background

The TFT-LCD is a thin film transistor liquid crystal display, and the TFT film is mainly divided into a metal film for forming an electrode of the TFT and a non-metal film (semiconductor film) for forming a channel and a protective layer. The grinding wheel is used as a grinding tool, welding spots or burrs on the surface or the edge of a material can be removed, and the edge of the liquid crystal display glass needs to be ground into an arc to eliminate stress. The inner layer and the outer layer of the existing grinding wheel are easy to separate in the using process, the grinding wheel is easy to damage, the whole replacement cost is high, the grinding capacity is poor, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grinding wheel special for TFT-LCD thin film transistor liquid crystal display glass, which solves the problems in the background technology.

The utility model is realized by the following technical scheme:

the utility model provides a special emery wheel of TFT-LCD thin film transistor liquid crystal display glass, its structure includes the base member, the center department of base member is equipped with the shaft hole that is used for installing the pivot, the inside of base member is located the buffer layer of shaft hole outer lane, inside from interior to exterior of base member has set gradually buffer layer, enhancement layer and articulamentum, the foreign steamer face of base member is provided with the grinding layer, the grinding layer through the articulamentum with the enhancement layer is connected, the inside of enhancement layer has evenly laid the strengthening rib, the back interval of base member is provided with the recess, the middle part on grinding layer surface evenly is provided with first grinding groove, the both sides in first grinding groove are provided with the second grinding groove respectively.

Preferably, the damping layer is connected with the reinforcing layer through a fixing piece, and the fixing layer is arranged inside the base body.

Preferably, the top surface of the shock absorbing layer penetrates and extends to the outside of the base body, and the top surface of the shock absorbing layer covers the fixing member.

Preferably, the groove is an annular groove body, and the depth of the groove is 0.8 mm.

Preferably, the diameter of the middle part of the grinding layer is smaller than the diameters of the two sides, and the depth of the first grinding groove is smaller than that of the second grinding groove.

Preferably, the buffer parts are uniformly distributed in the buffer layer.

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

1. according to the utility model, the reinforcing layer is arranged in the matrix, so that the strength in the grinding wheel can be improved by using the reinforcing ribs, and meanwhile, the stability of the internal operation of the grinding wheel is improved by the buffer piece arranged in the damping layer.

2. The utility model adopts the fixing piece to connect the damping layer and the reinforcing layer, and adopts the connecting layer to connect the reinforcing layer and the grinding layer, thereby effectively avoiding the separation of the inner layer and the outer layer of the grinding wheel.

3. The first grinding groove and the second grinding groove which are different in depth are adopted, so that the grinding capacity and the grinding efficiency of the grinding wheel can be improved, the damage rate of the grinding wheel is reduced, and the production cost for replacing the grinding wheel integrally is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view of the back structure of the present invention

FIG. 3 is a front cross-sectional view of the present invention;

fig. 4 is a left side sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a substrate; 2-a shock-absorbing layer; 3-shaft hole; 4-a fixed layer; 5-a reinforcing layer; 6-reinforcing ribs; 7-a groove; 8-a grinding layer; 9-a tie layer; 10-a first grinding groove; 11-a second grinding groove; 12-buffer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Example 1:

as shown in fig. 1-4, the embodiment provides a grinding wheel special for TFT-LCD TFT-LCD liquid crystal display glass, comprising a base 1, a shaft hole 3 for installing a rotating shaft is arranged at the center of the base 1, a damping layer 2 located at the outer ring of the shaft hole 3 is arranged inside the base 1, the damping layer 2, a reinforcing layer 5 and a connecting layer 9 are sequentially arranged inside the base 1 from inside to outside, the damping layer 2 is connected with the reinforcing layer 5 through a fixing member 4 arranged inside the base 1, a grinding layer 8 is arranged on the outer wheel surface of the base 1, the grinding layer 8 is connected with the reinforcing layer 5 through the connecting layer 9, reinforcing ribs 6 for improving the strength of the grinding wheel are uniformly arranged inside the reinforcing layer 5, grooves 7 are arranged at intervals on the back of the base 1, the grooves 7 are annular groove bodies with a depth of 0.8mm, the diameter of the middle part of the grinding layer 8 is smaller than the diameters of the two sides, so as to improve the running smoothness of the grinding wheel, avoid the emery wheel to damage, the middle part on 8 surfaces on grinding layer evenly is provided with first grinding groove 10, and the both sides of first grinding groove 10 are provided with second grinding groove 11 respectively, and the degree of depth of first grinding groove 10 is less than the degree of depth that second grinding groove 11, and the first grinding groove 10 and the second grinding groove 11 of the different degree of depth are used for improving grinding quality.

Example 2:

as shown in fig. 1 to 4, in the grinding wheel for TFT-LCD TFT-LCD liquid crystal display glass described in embodiment 1, the top surface of the shock absorbing layer 2 penetrates and extends to the outside of the base 1, the top surface of the shock absorbing layer 2 covers the fixing member 4, the shock absorbing layer 2 is uniformly distributed with the buffer members 12 for buffering and shock absorbing, the buffer members 12 are used to improve the stability of the inside of the grinding wheel, and can prevent the inner and outer layers of the grinding wheel from separating, and the rest are the same as those of embodiment 1.

The working principle of the utility model is as follows, the rotating shaft is arranged in the shaft hole 3, so that the grinding wheel is arranged on the rotating shaft, when the grinding wheel operates, the damping treatment is carried out through the uniformly distributed buffer parts 12, meanwhile, the fixing part 4 is connected with the damping layer 2 and the reinforcing layer 5, and the connecting layer 9 is connected with the reinforcing layer 5 and the grinding layer 8, thus avoiding the separation of the inner layer and the outer layer of the grinding wheel. Utilize strengthening rib 6 to improve the inside intensity of emery wheel, during the emery wheel operation, the first grinding groove 10 and the second grinding groove 11 of the different degree of depth, the lubrication degree of emery wheel operation is high, can improve the grinding ability and the grinding efficiency of emery wheel, reduces the spoilage of emery wheel simultaneously.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A special grinding wheel for TFT-LCD thin film transistor liquid crystal display glass is characterized in that: including base member (1), the center department of base member (1) is equipped with shaft hole (3) that are used for installing the pivot, the inside of base member (1) is located buffer layer (2) of shaft hole (3) outer lane, base member (1) is inside from interior to exterior has set gradually buffer layer (2), enhancement layer (5) and articulamentum (9), the foreign steamer face of base member (1) is provided with grinds layer (8), grind layer (8) through articulamentum (9) with enhancement layer (5) are connected, strengthening rib (6) have evenly been laid to the inside of enhancement layer (5), the back interval of base member (1) is provided with recess (7), grind layer (8) middle part and evenly be provided with first grinding groove (10), the both sides of first grinding groove (10) are provided with second grinding groove (11) respectively.

2. The grinding wheel special for TFT-LCD glass according to claim 1, wherein the grinding wheel comprises: the shock absorption layer (2) is connected with the reinforcing layer (5) through a fixing piece (4), and the fixing piece (4) is arranged inside the base body (1).

3. The grinding wheel special for TFT-LCD glass according to claim 2, wherein the grinding wheel comprises: the top surface of the shock absorption layer (2) penetrates through and extends to the outside of the base body (1), and the top surface of the shock absorption layer (2) covers the fixing piece (4).

4. The grinding wheel special for TFT-LCD glass according to claim 1, wherein the grinding wheel comprises: the groove (7) is an annular groove body, and the depth of the groove (7) is 0.8 mm.

5. The grinding wheel special for TFT-LCD glass according to claim 1, wherein the grinding wheel comprises: the diameter of the middle part of the grinding layer (8) is smaller than the diameters of the two sides, and the depth of the first grinding groove (10) is smaller than that of the second grinding groove (11).

6. The grinding wheel special for TFT-LCD TFT-TFT LCD glass as claimed in claim 1, wherein the grinding wheel comprises: and buffer parts (12) are uniformly distributed in the damping layer (2).