CN215547953U - High-stability diamond grinding wheel - Google Patents

Abstract

The utility model discloses a high-stability diamond grinding wheel, which comprises a grinding wheel base body, wherein the grinding wheel base body is provided with a central ring part, an inclined ring part surrounding the central ring part and a grinding ring part surrounding the inclined ring part, wherein the central ring part is provided with an installation through hole; the first grinding teeth are arranged on the outer ring of the grinding ring part at intervals; a second cutting tooth located between the first grinding teeth, wherein the second cutting tooth is spaced from the first grinding tooth; the first grinding teeth are provided with radian grooves, the second cutting teeth comprise outer tooth blocks located on the outer ring and inner tooth blocks located on the inner ring, the outer tooth blocks are as high as the first grinding teeth, and the inner tooth blocks are lower than the outer tooth blocks. According to the utility model, the first grinding tooth and the second cutting tooth are arranged on the grinding wheel base body, the outer tooth block and the inner tooth block of the second cutting tooth are matched with each other to cut and grind a workpiece, so that the sharpness is enhanced, and meanwhile, the first grinding teeth at intervals are matched to further grind, so that the flatness is increased, the wear resistance is improved, and the service life and the strength are enhanced.

Description

High-stability diamond grinding wheel

Technical Field

The utility model belongs to the technical field of diamond grinding wheels, and particularly relates to a high-stability diamond grinding wheel.

Background

The diamond grinding wheel is mainly used for plane grinding processing of marble, granite, cement concrete and other materials, and mainly plays a role in grinding corners and surfaces. The diamond-impregnated wheel usually adopts a mounting hole structure, is easy to assemble and disassemble, has the characteristics of good processing flatness, high grinding efficiency and the like, and can be suitable for various grinding devices.

In order to adapt to high-speed and high-efficiency cutting operation, the diamond cutting head needs to ensure good cutting performance on one hand and the bonding strength of the diamond cutting head and the grinding wheel base needs to be ensured on the other hand. However, the tool bits of the existing diamond grinding wheel are simply welded and singly arranged, the sharpness is not enough, the diamond grinding wheel is easy to wear, and the durability is not high.

SUMMERY OF THE UTILITY MODEL

In view of the above, the technical problem to be solved by the utility model is to provide a diamond-impregnated grinding wheel with high stability, which is used for avoiding the troubles of single arrangement of tooth blocks of a grinding wheel tool bit, insufficient sharpness, easy abrasion, poor strength and low durability in the prior art.

In order to solve the technical problem, the utility model discloses a high-stability diamond grinding wheel which comprises a grinding wheel base body, wherein the grinding wheel base body is provided with a central ring part, an inclined ring part surrounding the central ring part and a grinding ring part surrounding the inclined ring part, and the central ring part is provided with a mounting through hole;

the first grinding teeth are arranged on the outer ring of the grinding ring part at intervals;

a second cutting tooth located between the first grinding teeth, wherein the second cutting tooth is spaced from the first grinding tooth;

the first grinding teeth are provided with radian grooves, the second cutting teeth comprise outer tooth blocks located on the outer ring and inner tooth blocks located on the inner ring, the outer tooth blocks are as high as the first grinding teeth, and the inner tooth blocks are lower than the outer tooth blocks.

According to an embodiment of the present invention, the first grinding tooth is formed in a fan shape, and the curved groove is formed at the center of the first grinding tooth, and has a curved shape extending through the first grinding tooth and facing the second cutting tooth at both ends.

According to an embodiment of the present invention, the width of the arc groove is 5 mm.

According to an embodiment of the present invention, the inner block has an outer ring curvature concave toward the outer block and an inner ring curvature concave toward the inclined ring portion.

According to an embodiment of the present invention, the arc length of the inner tooth block gradually increases from outside to inside and then gradually decreases.

According to an embodiment of the present invention, the inner tooth block is 2mm to 4mm lower than the outer tooth block.

According to an embodiment of the present invention, the second cutting tooth has a width larger than that of the first grinding tooth.

According to an embodiment of the present invention, the inclined ring portion is provided with a lightening hole.

Compared with the prior art, the utility model can obtain the following technical effects:

through set up first grinding tooth and second cutting tooth on the emery wheel base member, mutually support by the outer tooth piece and the internal tooth piece of second cutting tooth and surely make the grinding to the work piece, strengthen the sharpness, cooperate the first grinding tooth of spaced simultaneously, further grind flat, increase the roughness, improve the wearability, reinforcing life and intensity.

Of course, it is not necessary for any one product in which the utility model is practiced to achieve all of the above-described technical effects simultaneously.

Drawings

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

FIG. 1 is a schematic view of a high stability diamond-impregnated wheel according to an embodiment of the present invention.

Reference numerals

Grinding wheel base 10, central ring portion 11, inclined ring portion 12, grinding ring portion 13, first grinding tooth 21, second cutting tooth 22, arc-shaped groove 30, external tooth block 41, internal tooth block 42 and lightening hole 50.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.

Referring to fig. 1, fig. 1 is a schematic view of a high stability diamond-impregnated wheel according to an embodiment of the present invention. As shown in the figures, a diamond-impregnated grinding wheel with high stability comprises a grinding wheel base body 10, wherein the grinding wheel base body 10 is provided with a central ring part 11, an inclined ring part 12 surrounding the central ring part 11 and a grinding ring part 13 surrounding the inclined ring part 12, wherein the central ring part 11 is provided with a mounting through hole; first grinding teeth 20 arranged at intervals on the outer ring of the grinding ring part 13; second cutting teeth 22 located between the first grinding teeth 21, wherein the second cutting teeth 22 are spaced from the first grinding teeth 21; the first grinding tooth 21 is provided with the arc-shaped groove 30, the second cutting tooth 22 comprises an outer tooth block 41 positioned on the outer ring and an inner tooth block 42 positioned on the inner ring, the outer tooth block 41 is as high as the first grinding tooth 21, and the inner tooth block 42 is lower than the outer tooth block 41.

In one embodiment of the present invention, the grinding wheel base 10 includes a central ring portion 11, an inclined ring portion 12, and a grinding ring portion 13, respectively, from the inside to the outside. The central ring 11 has a central mounting through hole to achieve a mounting function. The inclined ring part 12 is in inclined transition, so that a certain height difference is formed between the central ring part 11 and the grinding ring part 13, the grinding ring part 13 can complete grinding work conveniently, sufficient space chip removal is provided, and the practicability is enhanced.

First grinding teeth 21 and second cutting teeth 22 are provided at intervals on the outer ring edge of the grinding ring portion 13, and the second cutting teeth 22 are divided into outer blocks 41 and inner blocks 42, which extend to be connected to each other. The height of the first grinding tooth 21 is equal to that of the outer tooth block 41, so that the grinding of the main end of the workpiece is realized, and the inner tooth block 42 is relatively lower than the outer tooth block 41, so that the height difference is formed, the step shape is formed, the grinding sharpness is improved, and the self strength is enhanced. The middle of the first grinding tooth 21 is also provided with a radian groove 30, which is beneficial to grinding, improves the strength and enhances chip removal.

In a preferred embodiment, the width of the arc groove 30 is 5mm, and the depth thereof can be set to about 4mm, thereby improving the practicability.

The first grinding tooth 21 is fan-shaped, so that the grinding wheel matrix 10 can be conveniently rotated, the radian groove 30 is positioned in the center of the first grinding tooth 21, the radian of the radian groove penetrates through the first grinding tooth 21, two ends of the radian groove face the second cutting tooth 22, and the radian groove is arranged in an arc shape, so that the service life of the grinding wheel matrix 10 is prolonged.

In an embodiment, the outer ring radian of the inner tooth block 42 is concave towards the outer tooth block 41, and the inner ring radian is concave towards the inclined ring part 12, that is, the inner arc surface and the outer arc surface of the inner tooth block 42 are both concave inwards, so that the left end part and the right end part of the inner tooth block are thicker, the processing can be better performed, the sharpness is improved, and the use efficiency is enhanced.

In a preferred embodiment, the arc length of the inner gear block 42 is gradually increased and then gradually decreased from outside to inside, and the left and right ends thereof are set to have a central angle shape, so that the sharpness is improved and the feeding is enhanced.

In addition, the inner tooth block 42 is lower than the outer tooth block 41 by 2-4 mm in height, so that a step groove is formed, and the grinding efficiency of the workpiece is improved.

The width of the second cutting tooth 22 is larger than that of the first grinding tooth 21, and the second cutting tooth and the first grinding tooth are alternately arranged and matched, so that the service life is prolonged.

In addition, the inclined ring part 12 of the utility model is annularly provided with lightening holes 50, thereby realizing weight reduction, energy conservation and consumption reduction. Preferably, the inclined ring part 12 has an inclined height of 20mm, and is moderate in height and convenient to grind.

In conclusion, the first grinding tooth and the second cutting tooth are arranged on the grinding wheel base body, the outer tooth block and the inner tooth block of the second cutting tooth are matched with each other to cut and grind a workpiece, sharpness is enhanced, and meanwhile, the first grinding tooth at intervals is matched to further grind, flatness is increased, wear resistance is improved, and service life and strength are enhanced.

While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (8)

1. A high stability diamond-impregnated wheel, comprising:

the grinding wheel comprises a grinding wheel base body and a grinding wheel base body, wherein the grinding wheel base body is provided with a central ring part, an inclined ring part surrounding the central ring part and a grinding ring part surrounding the inclined ring part, and the central ring part is provided with a mounting through hole;

the first grinding teeth are arranged on the outer ring of the grinding ring part at intervals;

a second cutting tooth located between the first grinding teeth, wherein the second cutting tooth is spaced from the first grinding tooth;

the first grinding teeth are provided with arc grooves, the second cutting teeth comprise outer tooth blocks located on an outer ring and inner tooth blocks located on an inner ring, the outer tooth blocks are as high as the first grinding teeth, and the inner tooth blocks are lower than the outer tooth blocks.

2. The high stability diamond-impregnated grinding wheel according to claim 1 wherein said first grinding tooth is scalloped, said arcuate groove is located centrally in said first grinding tooth and has an arc extending through said first grinding tooth with ends facing said second cutting tooth.

3. The high stability diamond-impregnated wheel according to claim 2, wherein said arcuate groove has a width of 5 mm.

4. The high stability diamond-impregnated wheel according to claim 1, wherein the inner block outer ring curvature is concave toward the outer block and the inner ring curvature is concave toward the inclined ring portion.

5. The high stability diamond-impregnated grinding wheel according to claim 4, wherein the arc length of said inner tooth block is gradually increased and then gradually decreased from outside to inside.

6. The high stability diamond-impregnated wheel according to claim 1, wherein said inner tooth block is 2mm to 4mm lower than said outer tooth block.

7. The high stability diamond-impregnated grinding wheel according to claim 1, wherein said second cutting tooth width is greater than said first grinding tooth.

8. The high stability diamond-impregnated wheel according to claim 1, wherein said beveled ring portion is annularly provided with lightening holes.

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