A grinding disc lining fixing device

Abstract

The utility model discloses a grinding disc lining fixing device, which relates to the technical field of installation equipment, and comprises a lining body, wherein the outer ring of the lining body is provided with an outer ring pressing plate, the inner ring of the lining body is provided with an inner ring pressing plate, and a steel ring is provided between the inner ring pressing plate and the lining body. The outer ring of the lining body is fixed by the outer ring pressing plate, the inner ring pressing plate squeezes the steel ring, and the steel ring squeezes the lining body, thereby achieving the fixing of the inner ring of the lining body, thereby reducing the processing amount of the extrusion surface of the lining body, thereby reducing the processing cost of the entire lining body, and having higher practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of installation equipment, in particular to a grinding disc lining plate fixing device. Background Art

[0002] The grinding disc liner is a key spare part of the vertical mill of the grinding equipment. It has the following functions: 1. As the bearing surface of the grinding material, it ensures the running regularity and range of the material during grinding; 2. It works with the roller tire spare parts to crush the grinding material to achieve the final standard particle size of the material. However, in actual production and operation, there are often related problems such as material leakage, poor grinding effect, liner movement leading to unstable equipment operation, severe wear of the grinding disc liner and roller tire, and complicated replacement of spare parts.

[0003] For example, the publication number CN220004241 U disclosed a grinding disc liner for a vertical roller mill on November 14, 2023, including a grinding disc, wherein the upper end surface of the grinding disc is provided with a groove one, the bottom end of the grinding disc is provided with a through hole one, a liner is embedded in the groove one, the upper end surface of the liner is provided with a groove two, the bottom end of the liner is provided with a through hole two, a fixing seat is embedded in the groove two, a plurality of slots are provided on the upper end surface of the fixing seat, a connecting seat is provided at the bottom end of the fixing seat, and the bottom end of the connecting seat extends into through hole two and through hole one, and a through hole three is penetrated on the upper end surface of the fixing seat. When the above-mentioned disclosed liner is installed, the inner ring is installed by inclined extrusion through a pressure plate, and the material hardness of the liner is large, resulting in a large amount of processing for the liner and a high production cost for the liner. Summary of the invention

[0004] The utility model aims to provide a grinding disc liner fixing device for conveniently installing the liner. The utility model reduces the processing amount of the liner body extrusion surface through the steel ring between the inner ring pressure plate and the liner body, thereby reducing the production cost.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model to solve its technical problem is: a grinding wheel lining fixing device, including a lining body, the outer ring of the lining body is provided with an outer ring pressure plate, the inner ring of the lining body is provided with an inner ring pressure plate, and a steel ring is provided between the inner ring pressure plate and the lining body.

[0006] As a further solution of the utility model, a mounting groove is provided on the lining plate body, and the steel ring is arranged in the mounting groove.

[0007] As a further solution of the utility model, a slope is provided on the side of the inner ring pressure plate close to the steel ring, one side of the steel ring abuts against the groove wall of the installation groove, and the other side of the steel ring abuts against the slope.

[0008] As a further solution of the utility model, a clamping block is provided on the outer ring pressure plate, and a clamping groove contacting the clamping block is provided on the lining plate body.

[0009] As a further solution of the utility model, a grinding surface is provided on the lining plate body, a first material guiding surface is provided on the outer ring pressure plate, and a second material guiding surface is provided on the inner ring pressure plate.

[0010] As a further solution of the present invention, the first material guiding surface and the second material guiding surface are arranged to be inclined toward the grinding surface.

[0011] As a further solution of the utility model, a fixing groove is provided on the lining plate body.

[0012] The beneficial effects of the utility model are:

[0013] The outer ring of the liner body is fixed by the outer ring pressure plate, the inner ring pressure plate squeezes the steel ring, and the steel ring squeezes the liner body, so as to achieve the fixation of the inner ring of the liner body, thereby reducing the processing amount of the extrusion surface of the liner body, thereby reducing the processing cost of the entire liner body, and having higher practicality;

[0014] Through the cooperation of the first material guide surface and the second material guide surface, the material will be guided to the grinding surface for grinding during grinding, thereby improving the grinding efficiency and better ensuring the particle size requirements of the finished material; a fixed groove is provided on the liner body, and the liner body is limited by the setting of the fixed groove, thereby effectively preventing the circumferential displacement of the liner body during equipment operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the grinding disc liner fixing device of the utility model.

[0016] In the accompanying drawings: 1- liner body, 101- grinding surface, 2- outer ring pressure plate, 201- first material guide surface, 3- inner ring pressure plate, 301- first material guide surface, 302- inclined surface, 4- steel ring, 5- mounting groove, 6- clamping block, 7- clamping groove, 8- fixing groove. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0018] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0019] like Figure 1As shown, the grinding wheel lining fixing device includes a lining body 1, the outer ring of the lining body 1 is provided with an outer ring pressure plate 2, the inner ring of the lining body 1 is provided with an inner ring pressure plate 3, and a steel ring 4 is provided between the inner ring pressure plate 3 and the lining body 1, and the steel ring 4 is used to achieve extrusion contact between the inner ring pressure plate 3 and the lining body 1.

[0020] When in use, the outer ring of the lining body 1 is fixed by the outer ring pressure plate 2, the inner ring pressure plate 3 squeezes the steel ring 4, and the steel ring 4 squeezes the lining body 1, so as to fix the inner ring of the lining body 1, thereby reducing the processing amount of the extrusion surface of the lining body 1, and then reducing the processing cost of the entire lining body 1, and the practicality is higher.

[0021] Specifically, refer to Figure 1 A mounting groove 5 is provided on the liner body 1, and the steel ring 4 is arranged in the mounting groove 5, so as to achieve stable installation of the steel ring 4.

[0022] A slope 302 is provided on the side of the inner ring pressure plate 3 close to the steel ring 4. One side of the steel ring 4 abuts against the groove wall of the installation groove 5, and the other side of the steel ring 4 abuts against the slope 302. Pressing the inner ring pressure plate 3 causes the slope 302 to squeeze the steel ring 4, and the steel ring 4 squeezes the installation groove 5, thereby realizing convenient installation of the steel ring 4.

[0023] The outer ring pressure plate 2 is provided with a clamping block 6, and the lining body 1 is provided with a clamping groove 7 in contact with the clamping block 6. Through the cooperation of the clamping block 6 and the clamping groove 7, the outer ring pressure plate 2 is positioned and installed on the lining body 1.

[0024] A grinding surface 101 is provided on the lining body 1, a first material guide surface 201 is provided on the outer ring pressure plate 2, and a second material guide surface 301 is provided on the inner ring pressure plate 3. Through the cooperation of the first material guide surface 201 and the second material guide surface 301, the material is guided to the grinding surface 101 for grinding during grinding, thereby improving the grinding efficiency and better ensuring the particle size requirements of the finished material.

[0025] The first material guide surface 201 and the second material guide surface 301 are inclined toward the grinding surface 101, so as to facilitate the material to slide off the first material guide surface 201 and the second material guide surface 301. Specifically, the cross-section of the first material guide surface 201 is a bent shape, and the second material guide surface 301 is an inclined surface. In another embodiment, the first material guide surface 201 and the second material guide surface 301 can be an arc structure.

[0026] A fixing groove 8 is provided on the lining body 1, and the lining body 1 is limited by the setting of the fixing groove 8, thereby effectively preventing the circumferential displacement of the lining body 1 during the operation of the equipment.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A grinding disc liner fixing device, comprising a liner body (1), characterized in that: The outer ring of the lining body (1) is provided with an outer ring pressure plate (2), the inner ring of the lining body (1) is provided with an inner ring pressure plate (3), and a steel ring (4) is provided between the inner ring pressure plate (3) and the lining body (1).

2. The grinding disc lining fixing device according to claim 1 is characterized in that: The lining plate body (1) is provided with a mounting groove (5), and the steel ring (4) is arranged in the mounting groove (5).

3. The grinding disc lining fixing device according to claim 2, characterized in that: A slope (302) is provided on the side of the inner ring pressure plate (3) close to the steel ring (4); one side of the steel ring (4) abuts against the groove wall of the installation groove (5); and the other side of the steel ring (4) abuts against the slope (302).

4. The grinding disc lining plate fixing device according to claim 3 is characterized in that: The outer ring pressure plate (2) is provided with a clamping block (6), and the lining plate body (1) is provided with a clamping groove (7) in contact with the clamping block (6).

5. The grinding disc lining fixing device according to any one of claims 1 to 4, characterized in that: The lining plate body (1) is provided with a grinding surface (101), the outer ring pressure plate (2) is provided with a first material guiding surface (201), and the inner ring pressure plate (3) is provided with a second material guiding surface (301).

6. The grinding disc lining fixing device according to claim 5, characterized in that: The first material guiding surface (201) and the second material guiding surface (301) are arranged to be inclined toward the grinding surface (101).

7. The grinding disc lining fixing device according to claim 6, characterized in that: The lining plate body (1) is provided with a fixing groove (8).

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