Aluminum oxide powder grinding equipment

Abstract

The utility model belongs to the field of aluminum oxide production, particularly relates to aluminum oxide powder grinding equipment, and aims to solve the problems that most of existing grinding equipment can only grind blocky aluminum oxide by rotating grinding tools such as grinding rollers and the like, and the grinding effect is relatively single, the following scheme is provided: the aluminum oxide powder grinding equipment comprises a top cover and a base positioned below the top cover, a plurality of supporting rods are fixedly arranged between the top cover and the base; the grinding table is used for placing blocky aluminum oxide, and the outer walls of the multiple supporting rods are sleeved with the grinding table in a sliding mode; the grinding roller is used for grinding blocky aluminum oxide, after the blocky aluminum oxide is added into the grinding table, the grinding roller can be driven by the driving assembly to grind the aluminum oxide, and height adjustment of different positions of the grinding table can be achieved by rotating the threaded rod; therefore, the distance between the grinding table and the grinding roller is adjusted, and grinding of different thickness degrees is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum oxide production, in particular to an aluminum oxide powder grinding device. Background Art

[0002] Alumina powder is an important industrial raw material with wide applications in many fields such as ceramics, glass, refractories, and abrasives. However, alumina raw materials usually exist in bulk form and need to be ground to obtain the required powder particle size.

[0003] Most existing grinding equipment can only grind bulk alumina by rotating grinding tools such as grinding rollers. The grinding effect is relatively simple, and when the bulk alumina needs to be ground into powders of different coarseness and fineness, most of the equipment or grinding tools need to be replaced, reducing the practicality of the equipment. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that most grinding equipment in the prior art can only grind block alumina by rotating grinding tools such as grinding rollers, the grinding effect is relatively simple, and when the block alumina needs to be ground into powders of different coarseness and fineness, most of the equipment or grinding tools need to be replaced, which reduces the practicality of the equipment. Alumina powder grinding equipment is proposed to solve the problem that most grinding equipment in the prior art can only grind block alumina by rotating grinding tools such as grinding rollers, the grinding effect is relatively simple, and when the block alumina needs to be ground into powders of different coarseness and fineness, the equipment or grinding tools need to be replaced, which reduces the practicality of the equipment.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] An alumina powder grinding device comprises a top cover and a base located below the top cover, wherein a plurality of support rods are fixedly arranged between the top cover and the base;

[0007] A grinding table for placing block-shaped aluminum oxide, wherein the grinding table is slidably sleeved on the outer walls of the plurality of support rods;

[0008] A grinding roller, used for grinding the block of aluminum oxide, wherein the grinding roller is located inside the grinding table;

[0009] A driving assembly for driving the grinding roller, the driving assembly being arranged at the bottom of the top cover and comprising a rotating cylinder and a fixed rod, the fixed rod being fixedly arranged at the bottom of the top cover, and the rotating cylinder being rotatably sleeved on the outer wall of the fixed rod;

[0010] The unloading assembly is used to unload the ground aluminum oxide, and the unloading assembly is arranged at the bottom of the grinding table.

[0011] In a possible design, an extension plate is fixedly provided on the outer wall of the grinding table, a threaded rod is rotatably provided on the top of the base, and the extension plate is threadedly sleeved on the outer wall of the threaded rod.

[0012] In a possible design, the driving assembly further includes a connecting shaft fixedly provided on the top of the grinding roller, a connecting plate is fixedly provided on the outer wall of the rotating cylinder, and the connecting plate is rotatably sleeved on the outer wall of the connecting shaft.

[0013] In a possible design, a servo motor is fixedly installed at the bottom of the top cover, and the outer wall of the output shaft of the servo motor and the outer wall of the rotating cylinder are fixedly sleeved with synchronous wheels, and the outer wall transmission sleeves of the two synchronous wheels are provided with the same synchronous belt.

[0014] In a possible design, the outer wall fixing sleeve of the fixing rod is provided with a size of No. 2, the outer wall fixing sleeve of the connecting shaft is provided with a gear of No. 1, and the gear of No. 1 is engaged with the size of No. 2.

[0015] In one possible design, the unloading assembly includes a baffle, an opening is provided at the bottom of the grinding table, the baffle is located at the bottom of the grinding table and cooperates with the opening, a rotating plate is fixedly provided at the bottom of the baffle, two side plates are fixedly provided at the bottom of the grinding table, the same rotating shaft is fixedly provided between the two side plates, and the rotating plate is rotatably sleeved on the outer wall of the rotating shaft, the outer wall of the rotating shaft is sleeved with two torsion springs, and the torsion springs are respectively located on both sides of the rotating plate, and the two ends of the torsion spring are respectively fixed on one side of the rotating plate and one side of the side plate.

[0016] In a possible design, the unloading assembly further includes a vertical plate fixedly provided on the top of the base, a protrusion is fixedly provided on one side of the rotating plate, and the protrusion cooperates with the vertical plate.

[0017] In the present application, during specific use, after the block of alumina is placed inside the grinding table, the servo motor drives the synchronous belt for transmission, the synchronous belt drives the rotating drum to rotate, the rotating drum drives the connecting plate to rotate, and the connecting plate drives the grinding roller to rotate inside the grinding table through the connecting shaft, and when the connecting shaft rotates, the No. 1 gear on the outer wall will rotate in accordance with the No. 2 size, and the connecting shaft drives the grinding roller to rotate during rotation, thereby achieving the grinding effect. When the coarseness of the ground powder needs to be adjusted, the threaded rod is rotated, and the threaded rod drives the grinding table to move up and down, thereby adjusting the distance between the inner wall of the grinding table and the outer wall of the grinding roller, thereby achieving grinding of powders of different coarsenesses. When unloading is required, a weighing tray can be placed at the bottom of the base, and then the grinding table is driven downward by rotating the threaded rod. When the protrusion under the grinding table touches the vertical plate, the protrusion and the rotating plate will flip through the rotating shaft, thereby driving the baffle to flip, and the opening at the bottom of the grinding table will leak out for unloading, and then the baffle is reset by the torsion spring.

[0018] In the present invention, the alumina powder grinding equipment can achieve the goal of placing a block of alumina on the inside of the grinding table through the driving component, and then drive the grinding roller to rotate and rotate inside the grinding table, thereby grinding the alumina. By adjusting the position of the grinding table, different degrees of grinding can be achieved.

[0019] In the present invention, the alumina powder grinding equipment can achieve the goal of unloading by controlling the grinding table to move downward and then flipping open the baffle at the opening of the grinding table through the unloading assembly, thereby realizing the unloading operation;

[0020] In the present invention, when in use, after adding the block of aluminum oxide to the interior of the grinding table, the driving assembly can be used to drive the grinding roller to grind the aluminum oxide, and the height of the grinding table can be adjusted at different positions by rotating the threaded rod, thereby adjusting the distance between the grinding table and the grinding roller to achieve grinding of different coarseness and fineness;

[0021] When unloading is required, the grinding table only needs to be controlled to move downward, and the baffle can be flipped over to allow the opening to leak out for unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the main structure of an alumina powder grinding device proposed in the utility model;

[0023] Figure 2 This is a bottom view schematic diagram of the structure of an alumina powder grinding device proposed in the utility model;

[0024] Figure 3 For this utility model Figure 2 A magnified view of the structure of part A;

[0025] Figure 4 This is a schematic diagram of the cross-sectional structure of an alumina powder grinding device proposed in the utility model.

[0026] In the figure: 1. Top cover; 2. Grinding table; 3. Base; 4. Grinding roller; 5. Connecting shaft; 6. Gear No. 1; 7. Connecting plate; 8. Servo motor; 9. Synchronous belt; 10. Rotating cylinder; 11. Size No. 2; 12. Fixed rod; 13. Extension plate; 14. Threaded rod; 15. Baffle; 16. Vertical plate; 17. Rotating plate; 18. Bump; 19. Torsion spring; 20. Rotating shaft; 21. Support rod; 22. Side plate. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Example

[0028] Reference Figure 1 A grinding device is used in the field of alumina production, including: a top cover 1, a base 3, a grinding table 2, a grinding roller 4, a driving component and a discharge component.

[0029] The main frame of the device is composed of a top cover 1 and a base 3, which are fixedly connected by a plurality of support rods 21.

[0030] The grinding roller 4 is located inside the grinding table 2 and is used to grind the alumina block. A connecting shaft 5 is fixedly provided on the top of the grinding roller 4. The connecting shaft 5 is connected to the driving assembly to realize the rotation of the grinding roller 4.

[0031] Reference Figure 2 The grinding table 2 is slidably mounted on the outer wall of the support rod 21 and is used to place block-shaped alumina. The outer wall of the grinding table 2 is fixedly provided with an extension plate 13, and the top of the base 3 is rotatably provided with a threaded rod 14. The extension plate 13 is threadedly mounted on the outer wall of the threaded rod 14. By rotating the threaded rod 14, the height of the grinding table 2 can be easily adjusted.

[0032] Reference Figure 1 The driving assembly is arranged at the bottom of the top cover 1, including a rotating cylinder 10, a fixed rod 12 and a servo motor 8. The fixed rod 12 is fixedly arranged at the bottom of the top cover 1. The rotating cylinder 10 is rotatably sleeved on the outer wall of the fixed rod 12. The outer wall of the rotating cylinder 10 is fixedly provided with a connecting plate 7, and the connecting plate 7 is rotatably sleeved on the outer wall of the connecting shaft 5, thereby driving the grinding roller 4 to rotate. The outer wall of the output shaft of the servo motor 8 and the outer wall of the rotating cylinder 10 are fixedly sleeved with synchronous wheels, and the outer wall transmission sleeves of the two synchronous wheels are provided with the same synchronous belt 9. In addition, the outer wall of the fixed rod 12 is fixedly sleeved with a No. 2 size 11, and the outer wall of the connecting shaft 5 is fixedly sleeved with a No. 1 gear 6, and the No. 1 gear 6 is meshed with the No. 2 size 11.

[0033] Specifically, the servo motor 8 drives the rotating drum 10 to rotate through the synchronous belt 9, and the rotating drum 10 drives the grinding roller 4 to rotate inside the grinding table 2 through the connecting plate 7 and the connecting shaft 5. When the connecting shaft 5 rotates, the No. 1 gear 6 on the outer wall will rotate in conjunction with the No. 2 gear 11, and the connecting shaft 5 drives the grinding roller 4 to rotate while rotating, thereby achieving the grinding effect.

[0034] When the coarseness of the ground powder needs to be adjusted, the grinding table 2 is driven up and down by rotating the threaded rod 14, thereby adjusting the distance between the inner wall of the grinding table 2 and the outer wall of the grinding roller 4, thereby grinding powders of different coarsenesses.

[0035] This application can be used in the field of alumina production, and can also be used in other fields applicable to this application. Example

[0036] Referring to Figures 3-4, an improvement is made on the basis of Example 1: an alumina powder grinding device, which is applied to the field of alumina production, wherein a discharge assembly is arranged at the bottom of a grinding table 2, comprising a baffle 15 and a rotating plate 17, an opening is opened at the bottom of the grinding table 2, the baffle 15 is located at the bottom of the grinding table 2 and cooperates with the opening, a rotating plate 17 is fixedly provided at the bottom of the baffle 15, the rotating plate 17 is rotatably sleeved on the outer wall of a rotating shaft 20, the rotating shaft 20 is fixedly arranged between two side plates 22, the outer wall of the rotating shaft 20 is sleeved with two torsion springs 19, the torsion springs 19 are respectively located on both sides of the rotating plate 17, and the two ends of the torsion spring 19 are respectively fixedly provided on one side of the rotating plate 17 and one side of the side plate 22;

[0037] In addition, the unloading assembly further includes a vertical plate 16 fixedly provided on the top of the base 3 , and a protrusion 18 is fixedly provided on one side of the rotating plate 17 , and the protrusion 18 cooperates with the vertical plate 16 .

[0038] Specifically, when unloading is required, a weighing tray can be placed at the bottom of the base 3, and then the grinding table 2 can be driven downward by rotating the threaded rod 14. When the protrusion 18 under the grinding table 2 touches the vertical plate 16, the protrusion 18 and the rotating plate 17 will be flipped through the rotating shaft 20, thereby driving the baffle 15 to flip, and the opening at the bottom of the grinding table 2 will leak out for unloading. After that, the baffle 15 is reset by the torsion spring 19. A block can also be set at the opening of the grinding table 2 to increase the sealing effect of the baffle 15 on the opening.

[0039] However, as is well known to those skilled in the art, the working principle and wiring method of the servo motor 8 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art can make any selection according to their needs or convenience.

[0040] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An alumina powder grinding device, characterized in that: include: A top cover (1) and a base (3) located below the top cover (1), wherein the top cover (1) and the base (3) A plurality of support rods (21) are fixedly arranged therebetween; The grinding table (2) is used to place the block of aluminum oxide, and the grinding table (2) is slidably mounted on a plurality of supports. an outer wall of the rod (21); The grinding roller (4) is used to grind the block of aluminum oxide. The grinding roller (4) is located on the grinding table. (2) the interior; A driving assembly for driving the grinding roller (4), the driving assembly being arranged at the bottom of the top cover (1), the driving assembly comprising a rotating cylinder (10) and a fixed rod (12), the fixed rod (12) being fixedly arranged at the bottom of the top cover (1), and the rotating cylinder (10) being rotatably sleeved on the outer wall of the fixed rod (12); The driving assembly further comprises a connecting shaft (5) fixedly arranged on the top of the grinding roller (4); a connecting plate (7) is fixedly arranged on the outer wall of the rotating cylinder (10), and the connecting plate (7) is rotatably sleeved on the outer wall of the connecting shaft (5); A discharge assembly, used for discharging the ground aluminum oxide, the discharge assembly being arranged at the bottom of the grinding table (2); The outer wall of the grinding table (2) is fixedly provided with an extension plate (13), the top of the base (3) is rotatably provided with a threaded rod (14), and the extension plate (13) is threadedly sleeved on the outer wall of the threaded rod (14), and the bottom of the top cover (1) is fixedly provided with a servo motor (8), and the outer wall of the output shaft of the servo motor (8) and the rotation shaft are connected. The outer wall of the moving cylinder (10) is fixedly sleeved with a synchronous wheel, and the outer wall transmission sleeves of the two synchronous wheels are provided with the same synchronous belt (9).

2. The alumina powder grinding equipment according to claim 1, characterized in that: The outer wall fixing sleeve of the fixing rod (12) is provided with a second size (11), and the outer wall fixing sleeve of the connecting shaft (5) is provided with a first gear (6), and the first gear (6) is meshed with the second size (11).

3. The alumina powder grinding equipment according to claim 2, characterized in that: The unloading assembly includes a baffle (15), an opening is provided at the bottom of the grinding table (2), the baffle (15) is located at the bottom of the grinding table (2) and cooperates with the opening, a rotating plate (17) is fixedly provided at the bottom of the baffle (15), two side plates (22) are fixedly provided at the bottom of the grinding table (2), a same rotating shaft (20) is fixedly provided between the two side plates (22), and the rotating plate (17) is rotatably sleeved on the outer wall of the rotating shaft (20), and the outer wall of the rotating shaft (20) is sleeved with two torsion springs (19), and the torsion springs (19) are respectively located On both sides of the rotating plate (17), two ends of the torsion spring (19) are respectively fixedly arranged on one side of the rotating plate (17) and one side of the side plate (22).

4. The alumina powder grinding equipment according to claim 3, characterized in that: The unloading assembly further comprises a vertical plate (16) fixedly arranged on the top of the base (3); a protrusion (18) is fixedly arranged on one side of the rotating plate (17), and the protrusion (18) cooperates with the vertical plate (16).

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