Cylinder lining plate of ball mill

Abstract

The utility model discloses a ball mill barrel lining plate which comprises a lining plate body and a groove formed in the top end of the lining plate body, mounting holes are symmetrically formed in the middle of the groove, fixing bolts are arranged in the mounting holes, anti-rotation structures are arranged in the mounting holes, each anti-rotation structure comprises a fixing block, a fixing groove is formed in one side of each fixing bolt, and the fixing blocks are arranged in the fixing grooves. A fixing groove is formed in the fixing bolt, the outer wall of the fixing block is connected with the inner wall of the fixing groove in a sliding and penetrating mode, a limiting piece is arranged on one side of the fixing block, and an isolation structure is arranged at the top of the mounting hole. The corresponding anti-rotation structure is arranged in the mounting hole, the fixing block arranged in the anti-rotation structure is inserted into the fixing groove in the fixing bolt, and the horizontal radial position of the fixing bolt is limited; in daily use, connection looseness of the lining plate caused by rotation of the fixing bolt is avoided, the corresponding limiting space is arranged on one side of the fixing block, the position of the fixing block is adjusted, installation of the lining plate is prevented from being affected, and meanwhile the isolation structure is arranged at the top of the installation hole to protect the fixing bolt.

Description

Technical Field

[0001] The utility model relates to the field of ball mill linings, in particular to a ball mill cylinder lining. Background Art

[0002] The ball mill liner is used to protect the cylinder from direct impact and friction between the grinding body and the material. At the same time, the movement state of the grinding body is adjusted by the grooves on the liner to promote the grinding of the material by the grinding body. The ball mill cylinder liner is usually fixed to the cylinder by fixing bolts that pass through the liner and the cylinder in sequence. However, in actual use, the existing ball mill liner is repeatedly impacted by the grinding body and the material, and the fixing bolts will rotate, causing the liner connection to loosen. In the long run, the gap between the liner and the cylinder will increase, resulting in an increase in the shaking amplitude of the liner during grinding, causing damage to the liner and the cylinder, affecting normal grinding use. Utility Model Content

[0003] The utility model aims to provide a ball mill cylinder lining plate to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ball mill cylinder liner, comprising a liner body and a groove opened at the top of the liner body, a mounting hole symmetrically opened in the middle of the groove, a fixing bolt for fixing the position of the liner body is arranged inside the mounting hole, an anti-rotation structure for fixing the horizontal radial position of the fixing bolt is arranged inside the mounting hole, the anti-rotation structure comprises a fixing block, a fixing groove is opened on one side of the fixing bolt, the outer wall of the fixing block and the inner wall of the fixing groove are slidably inserted and connected, a limiting member is arranged on one side of the fixing block, and an isolation structure is arranged on the top of the mounting hole.

[0005] Preferably, a cavity is opened on one side inside the mounting hole, the outer wall of the fixing block and the inner wall of the cavity are slidably and interlacedly connected, a limiting rod is fixedly connected to one side of the inner wall of the cavity, the outer wall of the limiting rod and the middle part of the fixing block are slidably and interlacedly connected, and a spring is sleeved on the outer wall of the limiting rod.

[0006] Preferably, the limiting member comprises a sliding block fixedly connected to the bottom end of the fixed block, a first sliding groove is provided at the bottom end of the cavity, and a limiting groove is provided on a side of the first sliding groove away from the fixed block.

[0007] Preferably, the outer wall of the sliding block is slidably and interlacedly connected with the inner wall of the first sliding groove and the inner wall of the limiting groove respectively, and a push rod is fixedly connected to the top of the fixed block.

[0008] Preferably, the isolation structure includes a baffle, a second sliding groove is opened at the top of the mounting hole, the outer wall of the baffle and the inner wall of the second sliding groove are slidably connected, and a fixing piece for fixing the position of the baffle is arranged on one side of the baffle.

[0009] Preferably, the fixing member includes a plurality of elastic blocks symmetrically arranged on both sides of the baffle, a plurality of slots are symmetrically opened on one side of the second sliding groove, the outer wall of the elastic block and the inner wall of the slot are slidably connected, and a through slot is opened at the top of the baffle for controlling the movement of the baffle.

[0010] Technical effects and advantages of the utility model:

[0011] The utility model provides a corresponding anti-rotation structure in the installation hole, and utilizes the fixed block provided therein to be inserted into the fixed groove on the fixed bolt to limit the horizontal radial position of the fixed bolt, so as to avoid the fixed bolt from rotating during daily use, which would cause the liner connection to become loose, and a corresponding limit space is provided on one side of the fixed block to adjust the position of the fixed block to avoid affecting the installation of the liner, and at the same time an isolation structure is provided on the top of the installation hole to protect the fixed bolt. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 It is a cross-sectional view of the anti-rotation structure of the utility model.

[0014] Figure 3 For this utility model Figure 2 A magnified view of the structure in the middle.

[0015] Figure 4 This is a schematic diagram of the structure of the fixing member of the utility model.

[0016] Figure 5 It is a top cross-sectional view of the structure of the connection between the baffle and the lining body of the utility model.

[0017] In the figure: 1. lining body; 101. cavity; 102. first sliding groove; 103. limiting groove; 104. second sliding groove; 105. slot; 2. groove; 3. mounting hole; 4. fixing bolt; 401. fixing groove; 5. fixing block; 6. pushing rod; 7. spring; 8. limiting rod; 9. sliding block; 10. baffle; 1001. through groove; 1002. elastic block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-5 A ball mill barrel liner shown in the figure includes a liner body 1 and a groove 2 opened at the top of the liner body 1, a mounting hole 3 is symmetrically opened in the middle of the groove 2, a fixing bolt 4 for fixing the position of the liner body 1 is arranged inside the mounting hole 3, an anti-rotation structure for fixing the horizontal radial position of the fixing bolt 4 is arranged inside the mounting hole 3, and the anti-rotation structure includes a fixing block 5, a fixing groove 401 is opened on one side of the fixing bolt 4, the outer wall of the fixing block 5 and the inner wall of the fixing groove 401 are slidably and interlacedly connected, a limiting member is arranged on one side of the fixing block 5, and an isolation structure is arranged on the top of the mounting hole 3.

[0020] It should be noted that, by providing a corresponding anti-rotation structure in the mounting hole 3, the fixing block 5 provided therein is inserted into the fixing groove 401 on the fixing bolt 4 to limit the horizontal radial position of the fixing bolt 4 to prevent the fixing bolt 4 from rotating during daily use, which would cause the connection of the liner body 1 to become loose. A corresponding limiter is provided on one side of the fixing block 5 to adjust the position of the fixing block 5 to avoid affecting the installation of the liner body 1. At the same time, an isolation structure is provided at the top of the mounting hole 3 to protect the fixing bolt 4. Furthermore, the overall shape of the fixing block 5 is set to be similar to a "round nail" shape, with a diameter on one side being larger than the diameter on the other side. At the same time, the liner body 1 is fixed to the inner wall of the cylinder by the cooperation of the fixing bolt 4 and the mounting hole 3, and the groove 2 is designed to lift the material for more thorough grinding.

[0021] A cavity 101 is opened on one side inside the mounting hole 3, the outer wall of the fixing block 5 and the inner wall of the cavity 101 are slidably and interlacedly connected, a limiting rod 8 is fixedly connected to one side of the inner wall of the cavity 101, the outer wall of the limiting rod 8 and the middle part of the fixing block 5 are slidably and interlacedly connected, and a spring 7 is sleeved on the outer wall of the limiting rod 8.

[0022] Furthermore, the diameter of one side of the fixing block 5 is smaller than the internal diameter of the cavity 101 and larger than the diameter of one opening thereof. The side of the fixing block 5 away from the fixing groove 401 slides in the cavity 101, and the fixing block 5 is pushed by the spring 7 arranged in the cavity 101 and stably pops out along the direction of the limiting rod 8. At the same time, the moving direction of the fixing block 5 is fixed by the limiting rod 8 to avoid position displacement or angular inclination due to the shaking of the fixing bolt 4.

[0023] The limiting member includes a sliding block 9 fixedly connected to the bottom end of the fixed block 5 . A first sliding groove 102 is formed at the bottom end of the cavity 101 . A limiting groove 103 is formed at a side of the first sliding groove 102 away from the fixed block 5 .

[0024] The outer wall of the sliding block 9 is slidably connected with the inner wall of the first sliding groove 102 and the inner wall of the limiting groove 103 respectively, and the top of the fixed block 5 is fixedly connected with the pushing rod 6.

[0025] Furthermore, the first sliding groove 102 is opened horizontally, and the limiting groove 103 is opened horizontally and longitudinally, and the whole is in an "L" shape. The sliding block 9 slides through the first sliding groove 102 to the limiting groove 103, and the fixed block 5 is rotated to make the sliding block 9 fit into the limiting groove 103 to fix the position of the fixed block 5 to avoid affecting the normal installation of the fixing bolt 4, and the rotation of the fixed block 5 is achieved by rotating the push rod 6.

[0026] The isolation structure includes a baffle 10 , a second sliding groove 104 is provided at the top of the mounting hole 3 , the outer wall of the baffle 10 and the inner wall of the second sliding groove 104 are slidably connected, and a fixing piece for fixing the position of the baffle 10 is provided on one side of the baffle 10 .

[0027] Furthermore, the baffle plate 10 slides in the second sliding groove 104 to achieve closing and opening of the mounting hole 3 , wherein the second sliding groove 104 is horizontally arranged at the top of the mounting hole 3 , and its length is twice that of the baffle plate 10 .

[0028] The fixing part includes a plurality of elastic blocks 1002 symmetrically arranged on both sides of the baffle 10, a plurality of card slots 105 symmetrically opened on one side of the second sliding groove 104, the outer wall of the elastic block 1002 and the inner wall of the card slot 105 are slidably connected, and a through slot 1001 for controlling the movement of the baffle 10 is opened at the top of the baffle 10.

[0029] Furthermore, the elastic block 1002, which is made of elastic rubber material, is connected through the card slot 105, and since the baffle 10 is only subjected to vertical reverse force, the baffle 10 will not loosen. It should be noted that the shapes of the elastic block 1002 and the card slot 105 are both set to be "hemispherical".

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A ball mill cylinder liner, comprising a liner body (1) and a groove (2) provided at the top of the liner body (1), wherein a mounting hole (3) is symmetrically provided in the middle of the groove (2), and a fixing bolt (4) for fixing the position of the liner body (1) is provided inside the mounting hole (3), characterized in that: An anti-rotation structure for fixing the horizontal radial position of the fixing bolt (4) is arranged inside the mounting hole (3), the anti-rotation structure comprising a fixing block (5), a fixing groove (401) is provided on one side of the fixing bolt (4), an outer wall of the fixing block (5) and an inner wall of the fixing groove (401) are slidably connected, a limiting member is arranged on one side of the fixing block (5), and an isolation structure is arranged on the top of the mounting hole (3).

2. A ball mill cylinder liner according to claim 1, characterized in that: A cavity (101) is provided on one side of the interior of the mounting hole (3); the outer wall of the fixing block (5) and the inner wall of the cavity (101) are slidably interpenetratingly connected; a limiting rod (8) is fixedly connected to one side of the inner wall of the cavity (101); the outer wall of the limiting rod (8) and the middle part of the fixing block (5) are slidably interpenetratingly connected; and a spring (7) is sleeved on the outer wall of the limiting rod (8).

3. A ball mill cylinder liner according to claim 2, characterized in that: The limiting member comprises a sliding block (9) fixedly connected to the bottom end of the fixed block (5); a first sliding groove (102) is provided at the bottom end of the cavity (101); and a limiting groove (103) is provided on a side of the first sliding groove (102) away from the fixed block (5).

4. A ball mill cylinder liner according to claim 3, characterized in that: The outer wall of the sliding block (9) is slidably connected to the inner wall of the first sliding groove (102) and the inner wall of the limiting groove (103), respectively, and the top end of the fixed block (5) is fixedly connected to a push rod (6).

5. The ball mill cylinder liner according to claim 1, characterized in that: The isolation structure comprises a baffle (10), a second sliding groove (104) is provided at the top of the mounting hole (3), an outer wall of the baffle (10) and an inner wall of the second sliding groove (104) are slidably interlaced and connected, and a fixing member for fixing the position of the baffle (10) is provided on one side of the baffle (10).

6. A ball mill cylinder liner according to claim 5, characterized in that: The fixing member comprises a plurality of elastic blocks (1002) symmetrically arranged on both sides of the baffle (10); a plurality of clamping grooves (105) are symmetrically provided on one side of the second sliding groove (104); the outer wall of the elastic block (1002) and the inner wall of the clamping groove (105) are slidably interlaced and connected; and a through groove (1001) for controlling the movement of the baffle (10) is provided at the top end of the baffle (10).

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