CN216913432U

CN216913432U - Composite ceramic CBN grinding wheel matrix

Info

Publication number: CN216913432U
Application number: CN202122991650.5U
Authority: CN
Inventors: 邓希庆; 任亚龙; 毛广华
Original assignee: Kunshan Xinlun Superabrasives Co ltd
Current assignee: Kunshan Xinlun Superabrasives Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-07-08
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a composite ceramic CBN grinding wheel matrix, which comprises a matrix, wherein the matrix is composed of carbon fiber cloth and a phenolic resin plate, the carbon fiber cloth and the phenolic resin plate are both in a cylindrical structure, and the carbon fiber cloth and the phenolic resin plate are in an alternate overlapping structure; according to the utility model, the carbon fiber cloth and the phenolic resin plate are compounded and superposed, optimization treatment is carried out, the requirements of reducing the weight of the matrix and increasing the strength of the matrix are met, the manufacturing period is short, and the production and cost control are facilitated.

Description

Composite ceramic CBN grinding wheel matrix

Technical Field

The utility model relates to the technical field of grinding wheel matrixes, in particular to a composite ceramic CBN grinding wheel matrix.

Background

The ceramic CBN grinding wheel matrix for outer diameter grinding mainly adopts a steel matrix, a titanium alloy matrix, an aluminum matrix and a ceramic matrix at present, but the materials are different in price, density, strength and manufacturing period;

although the ceramic bond CBN composite grinding wheel for grinding titanium alloy and the preparation method thereof disclosed by the utility model with the publication number of CN109465758A form a more stable grid structure through the low-temperature ceramic bond, the CBN abrasive and the ceramic microcrystal abrasive, and the mechanical strength of the composite grinding wheel is enhanced, the manufacturing cost is higher, the manufacturing process is more complex, and the manufacturing period is longer, so that the composite ceramic CBN grinding wheel base body is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the composite ceramic CBN grinding wheel matrix, the carbon fiber cloth and the phenolic resin plate are compositely superposed and optimized, the requirements of reducing the weight of the matrix and increasing the strength of the matrix are met, the manufacturing period is short, and the production and cost control are facilitated.

In order to solve the technical problems, the utility model provides the following technical scheme: the composite ceramic CBN grinding wheel base body comprises

The carbon fiber cloth and the phenolic resin plate are both in a cylindrical structure, and the carbon fiber cloth and the phenolic resin plate are in an alternate overlapping structure.

Preferably, the carbon fiber cloth and the phenolic resin plate are the same in size, and phenolic resin coatings are arranged on the surfaces of the carbon fiber cloth and the phenolic resin plate.

Preferably, the middle part of the base body is provided with an inner ring, and the surface of the inner ring is provided with a positioning hole.

Preferably, the number of the positioning holes is three, and the three positioning holes are in a triangular structure.

Preferably, a pre-embedded block is pre-arranged in the base body, and the pre-embedded block is vertically and fixedly connected with the inner ring.

Preferably, the embedded block is of a cuboid structure, and the embedded block is distributed along the inner side surface of the inner ring in a staggered mode.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. according to the utility model, the carbon fiber cloth and the phenolic resin plate are compounded and superposed, optimization treatment is carried out, the requirements of reducing the weight of the matrix and increasing the strength of the matrix are met, the manufacturing period is short, and the production and cost control are facilitated;

2. through inner ring, the locating hole of installing additional on the base member, conveniently install the base member, and the buried piece that sets up plays the effect of fixed inner ring, can prevent the gliding problem of inner ring, and the buried piece does not run through the base member, has guaranteed the intensity of base member.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a side view of the inner ring of the present invention;

wherein: 1. a substrate; 2. carbon fiber cloth; 3. a phenolic resin plate; 4. an inner ring; 5. positioning holes; 6. and (6) embedding blocks.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

The first embodiment is as follows:

as shown in fig. 1-2, the composite ceramic CBN grinding wheel matrix comprises a matrix 1, wherein the matrix 1 is composed of a carbon fiber cloth 2 and a phenolic resin plate 3, the carbon fiber cloth 2 and the phenolic resin plate 3 are both in a cylindrical structure, and the carbon fiber cloth 2 and the phenolic resin plate 3 are in an alternate overlapping structure; the carbon fiber cloth 2 and the phenolic resin plate 3 are the same in size, and phenolic resin coatings are arranged on the surfaces of the carbon fiber cloth 2 and the phenolic resin plate 3;

the preparation method comprises the following steps:

a. preparing carbon fiber cloth 2 and a phenolic resin plate 3 with required sizes;

b. coating phenolic resin on the surfaces of the carbon fiber cloth 2 and the phenolic resin plate 3, and alternately overlapping until the thickness reaches the required thickness;

c. pressing by a hundred-ton press until the phenolic resin is completely cured;

d. and performing finish machining on the manufactured substrate until the requirement of a drawing is met.

When the grinding wheel runs at a high speed, radial force is mainly applied, and the fiber arrangement direction of the carbon fiber cloth 2 is exactly radial arrangement, so that when the grinding wheel rotates at a high speed, the carbon fiber cloth 2 has good strength, the matrix 1 is ensured not to deform or break when running at a high speed, and in addition, the carbon fiber cloth 2 and phenolic resin have low density, the whole mass is small, the acting force of the matrix running at a high speed on the main shaft of the grinding machine is small, and the main shaft is well protected; according to the utility model, the carbon fiber cloth 2 and the phenolic resin plate 3 are compounded and superposed, optimization treatment is carried out, the requirements of reducing the weight of the matrix 1 and increasing the strength of the matrix 1 are met, the manufacturing period is short, and production and cost control are facilitated.

Example two:

in other embodiments, as shown in fig. 1-2, an inner ring 4 is disposed in the middle of a substrate 1, and a positioning hole 5 is disposed on the surface of the inner ring 4; the number of the positioning holes 5 is three, and the three positioning holes 5 are in a triangular structure;

in other embodiments, as shown in fig. 3, the embodiment discloses that the pre-embedded block 6 is pre-arranged in the base 1, and the pre-embedded block 6 is vertically and fixedly connected with the inner ring 4; the embedded blocks 6 are of a cuboid structure, and the embedded blocks 6 are distributed along the inner side surface of the inner ring 4 in a staggered mode;

when the base body 1 is used, the base body 1 is installed through the positioning holes 5, the operation is convenient and efficient, the inner ring 4 can be firmly fixed through the embedded blocks 6 preset on the inner side of the base body 1, and the inner ring 4 can be prevented from being disconnected with the base body 1; through inner ring 4, the locating hole 5 of installing additional on base member 1, conveniently install base member 1, and the buried block 6 that sets up plays fixed inner ring 4's effect, can prevent the gliding problem of inner ring 4, and buried block 6 does not run through base member 1, has guaranteed the intensity of base member 1.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The composite ceramic CBN grinding wheel matrix is characterized in that: the grinding wheel base body comprises

The carbon fiber cloth phenolic resin composite board comprises a base body (1), wherein the base body (1) is composed of carbon fiber cloth (2) and a phenolic resin board (3) together, the carbon fiber cloth (2) and the phenolic resin board (3) are both in a cylinder structure, and the carbon fiber cloth (2) and the phenolic resin board (3) are in an alternate overlapping structure.

2. The composite ceramic CBN grinding wheel matrix as claimed in claim 1, wherein: the carbon fiber cloth (2) and the phenolic resin plate (3) are the same in size, and phenolic resin coatings are arranged on the surfaces of the carbon fiber cloth (2) and the phenolic resin plate (3).

3. The composite ceramic CBN grinding wheel matrix as claimed in claim 1, wherein: an inner ring (4) is arranged in the middle of the base body (1), and a positioning hole (5) is formed in the surface of the inner ring (4).

4. The composite ceramic CBN grinding wheel matrix as claimed in claim 3, wherein: the number of the positioning holes (5) is three, and the three positioning holes (5) are of a triangular structure.

5. The composite ceramic CBN grinding wheel matrix as claimed in claim 1, wherein: an embedded block (6) is preset in the base body (1), and the embedded block (6) is vertically and fixedly connected with the inner ring (4).

6. The composite ceramic CBN grinding wheel matrix as claimed in claim 5, wherein: the embedded blocks (6) are of cuboid structures, and the embedded blocks (6) are distributed along the inner side surface of the inner ring (4) in a staggered mode.