Wet grinding equipment for nano calcium carbonate

Abstract

The invention relates to the technical field of wet grinding equipment, in particular to nano calcium carbonate wet grinding equipment which comprises a grinding box, a top cover is fixedly connected to the outer wall of the top of the grinding box, a control panel is fixedly connected to the outer wall of one side of the grinding box, and a filter box is fixedly connected to the outer wall of the bottom of the grinding box. The inner walls of the two sides of the filter box are fixedly connected with the same screen frame, and the inner wall of the screen frame is fixedly connected with a screen. According to the device, the screen is arranged in the screen frame, ground nano calcium carbonate can be conveniently screened through the screen, the cleaning assembly is arranged on the screen frame, impurities accumulated on the screen can be conveniently cleaned out through the cleaning assembly, and the cleaning assembly can be conveniently and directly driven to move in a reciprocating mode through the driving assembly; and a sliding plate is arranged on a connecting frame on the driving assembly, and a strip-shaped opening in the grinding box can be conveniently sealed through the arrangement of the sliding plate, so that the ground raw materials are prevented from leaking out, and the problem that filtered impurities in an existing wet grinding device are inconvenient to clean is solved.

Description

Technical Field

[0001] The invention relates to the technical field of wet grinding equipment, in particular to a wet grinding equipment for nano calcium carbonate. Background Art

[0002] Nano calcium carbonate, also known as ultrafine calcium carbonate, is mainly used in high-end plastic products. It can improve the rheological properties of plastic masterbatch and enhance its formability. When used as a plastic filler, it has the effect of toughening and reinforcing, increasing the plastic's flexural strength and flexural elastic modulus, heat deformation temperature and dimensional stability, while also giving the plastic thermal hysteresis.

[0003] After searching, the Chinese patent application number CN212309761U discloses a wet grinding device for the production of nano calcium carbonate, comprising a vibration box, support legs are fixedly installed on both sides of the bottom of the vibration box, a feed port is fixedly installed in the middle of the bottom of the vibration box, and a grinding box is fixedly installed on the top of the vibration box through a buffer frame, a feed port is fixedly installed on the right side of the top of the grinding box, a protection box is fixedly installed in the middle of the top of the grinding box, a grinding motor is fixedly installed in the inner cavity of the protection box, and the output shaft of the grinding motor is fixedly installed with a rotating shaft through a bearing, and the bottom end of the rotating shaft passes through the top of the grinding box and extends to the bottom of the grinding box. The vibration box extends into the inner cavity of the grinding box, and a grinding disk is fixedly installed on the outside of the rotating shaft, a retaining rod is fixedly installed on the bottom of the inner cavity of the grinding box, a connecting seat is fixedly installed on the top of the right side of the vibration box, a protective box is fixedly installed on the top of the connecting seat, a vibration motor is fixedly installed in the inner cavity of the protective box, and the output shaft of the vibration motor is fixedly installed with a vibration shaft through a bearing, the left end of the vibration shaft passes through the wall of the vibration box and extends to the inner cavity of the vibration box and is fixedly connected to the left inner wall of the vibration box, a screen is clamped in the inner cavity of the vibration box, and a mounting seat is fixedly installed on the bottom of the left side of the vibration box, and a feeder is fixedly installed on the top of the mounting seat.

[0004] The wet grinding equipment for nano-calcium carbonate production in the above patent has the following shortcomings: in the above patent, the ground nano-calcium carbonate is filtered by setting a screen, but the screen is inconvenient to clean the impurities adhering to it after filtration, and long-term filtration of the screen may cause the screen to become clogged. Summary of the Invention

[0005] The purpose of the present invention is to solve or at least alleviate the problems existing in the prior art.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a wet grinding device for nano calcium carbonate, comprising a grinding box, wherein the top outer wall of the grinding box is fixedly connected to a top cover, one side outer wall of the grinding box is fixedly connected to a control panel, the bottom outer wall of the grinding box is fixedly connected to a filter box, the inner walls of both sides of the filter box are fixedly connected to the same screen frame, and the inner wall of the screen frame is fixedly connected to a screen, the top outer wall of the screen frame is fixedly connected to a drainage seat, and the cross-section of the drainage seat is a triangular structure, the top outer wall of the screen frame is provided with a cleaning component, and the outer wall of the grinding box is fixedly connected to the inner wall of the screen frame. The outer walls on both sides are provided with driving components of the same driving cleaning component, the outer wall of the bottom of the screen frame is fixedly connected to a fixing box, and the inner walls on both sides of the fixing box are rotatably connected to the same mounting shaft, the outer wall of the mounting shaft is fixedly connected to a plurality of equally distributed knocking plates, one side outer wall of the filter box is fixedly connected to the driving box, and the top outer wall of the driving box is fixedly connected to the organic box, one side outer wall of the filter box is provided with a discharge port, and the inner wall of the discharge port is clamped with a closing plate, the top outer wall of the top cover is fixedly connected to the grinding motor, and the top outer wall of the top cover is fixedly connected to the feed hopper.

[0007] By adopting the above structure, a screen is set in the filter box, and the screen is set to filter the ground nano calcium carbonate. The cleaning component is set to facilitate the cleaning of impurities accumulated on the screen. The installation shaft is set to facilitate the installation of the knocking plate. When the installation shaft rotates, it directly drives the knocking plate to knock on the screen to shake loose the impurities on it, thereby facilitating the cleaning of it with the cleaning component. The grinding motor is set to facilitate the direct driving of the grinding disc to grind the nano calcium carbonate. The feed hopper is set to facilitate the introduction of calcium carbonate raw materials into the grinding box.

[0008] One side inner wall of the drive box is rotatably connected to gear 1, and one end of the gear 1 transmission shaft is fixedly connected to the mounting shaft, and the inner walls on both sides of the drive box are fixedly connected to the same mounting rod.

[0009] With the above structure, the setting of gear 1 facilitates the rotation of the mounting shaft, thereby facilitating the driving of the knocking plate to knock the screen.

[0010] The outer wall of the mounting rod is sleeved with a spring 1, the outer wall of the mounting rod is slidably connected with a rack, and the rack and the gear 1 are meshed with each other.

[0011] With the above structure, the movement trajectory of the rack can be conveniently limited by setting the mounting rod. When the rack moves, it directly drives the gear 1 to rotate, thereby conveniently driving the knocking plate to swing.

[0012] The inner walls on both sides of the chassis are fixedly connected to the same partition plate, and the outer wall on one side of the partition plate is rotatably connected to the driving disk, the outer wall on one side of the driving disk is eccentrically rotatably connected to the connecting plate, and one end of the connecting plate is rotatably connected to the rack.

[0013] With the above structure, the partition plate is provided to facilitate the rotational installation of the driving disc. When the driving disc rotates, it directly drives the connecting plate to drive the rack to move, thereby facilitating the swinging of the knocking plate.

[0014] The outer wall on the other side of the partition plate is rotatably connected to gear 2, and one end of the transmission shaft of gear 2 is fixedly connected to the driving disk. The inner wall of the chassis is fixedly connected to a motor, and the output shaft of the motor is fixedly connected to gear 3, and gear 3 and gear 2 are meshed with each other.

[0015] With the above structure, the motor is set to conveniently drive gear three to rotate, and the rotation of gear three directly drives gear two to rotate, thereby conveniently driving the driving disk to rotate and drive the knocking plate to move continuously.

[0016] The driving assembly includes two screws, and the two screws are rotatably connected to the outer walls of the grinding box on both sides. The outer walls of the two screws are screwed with a connecting frame, and one end of the two screws is fixedly connected to a synchronous wheel, and the same synchronous belt is connected between the two synchronous wheels.

[0017] With the above structure, the connecting frame is driven to move by the rotation of the screw, and the two screws are connected by a synchronous wheel and a synchronous belt, so that the two screws can rotate synchronously.

[0018] The outer wall of the grinding box is fixedly connected to a servo motor, and the output shaft of the servo motor is fixedly connected to one of the screws. Strip openings are provided on both sides of the outer walls of the grinding box, and two connecting frames are slidably connected to the inner walls of the two strip openings. The outer walls of both sides of the grinding box are fixedly connected to mounting sleeves, and the inner walls of the two mounting sleeves are slidably connected to sliding plates, and the two sliding plates are respectively fixedly connected to the two connecting frames.

[0019] With the above structure, the two screws are conveniently driven to rotate by the servo motor, the cleaning assembly is driven to move by the movement of the connecting frame, and the arrangement of the sliding plate facilitates the closing of the strip opening.

[0020] The cleaning assembly includes a sliding frame slidably connected to the screen frame, two connecting frames are fixedly connected to the sliding frame, the inner wall of the sliding frame is fixedly connected to a cleaning box, and the inner wall of the cleaning box is fixedly connected to two fixed rods, the outer walls of the two fixed rods are each sleeved with a spring 2, and the outer walls of the two fixed rods are slidably connected to the same scraper.

[0021] With the above structure, the adjustable scraper in the cleaning box moves, and the scraper moves to facilitate cleaning of the screen.

[0022] The inner wall at the top of the cleaning box is fixedly connected to two electromagnets, and the outer wall at the top of the scraper is fixedly connected to two magnets that match the electromagnets.

[0023] With the above structure, the electromagnet is energized to generate the same magnetism as a magnet, thereby directly driving the scraper to move downward and contact the screen, thereby facilitating the cleaning of impurities on the screen.

[0024] The inner wall of the top of the cleaning box is fixedly connected to two electric telescopic rods, and the output shafts of the two electric telescopic rods are fixedly connected to the scraper.

[0025] With the above structure, the electric telescopic rod is provided to directly drive the scraper to move, and then directly drive the scraper to move down and contact the screen, thereby facilitating the cleaning of impurities on the screen.

[0026] Compared with the prior art, the present invention has the following beneficial effects: The present invention provides a screen in a screen frame, which facilitates screening of ground nano calcium carbonate; provides a cleaning component on the screen frame, which facilitates cleaning out impurities accumulated on the screen; provides a driving component on the grinding box, which facilitates direct reciprocating driving of the cleaning component; provides a sliding plate on a connecting frame on the driving component, which facilitates sealing of a strip-shaped opening on the grinding box, thereby preventing leakage of ground raw materials, and solving the problem of inconvenient cleaning of filtered impurities in existing wet grinding devices; The present invention sets a driving box on the filter box. The rack in the driving box moves to directly drive the gear 1 to rotate, and then drives the mounting shaft to drive the knocking plate to swing. When the knocking plate swings, it directly impacts the screen, thereby shaking off the impurities accumulated on the screen, thereby preventing the impurities from clogging the screen. The motor in the chassis drives the driving disk to rotate, thereby facilitating the driving of the connecting plate to drive the rack to move back and forth, thereby facilitating the driving of the knocking plate to continuously knock the screen. The present invention uses an adjustable scraper in the cleaning component. When the scraper descends, it is convenient to clean out impurities adhering to the screen. When the cleaning component is reset, the scraper moves up and is stored in the cleaning box, thereby avoiding pushing impurities to the drainage seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic structural diagram of the filter box of the present invention; Figure 3 Schematic diagram of the screen structure of the present invention; Figure 4 This is a schematic structural diagram of the cleaning component of the present invention; Figure 5 It is a schematic structural diagram of the knocking plate of the present invention; Figure 6 It is a schematic diagram of the drive box structure of the present invention; Figure 7 This is a schematic diagram of the cross-sectional structure of the chassis of the present invention; Figure 8 This is a schematic cross-sectional view of a cleaning assembly according to a first embodiment of the present invention; Figure 9 This is a schematic cross-sectional structural diagram of a cleaning component according to embodiment 2 of the present invention.

[0028] Figure: 1, grinding box; 2, top cover; 3, feed hopper; 4, grinding motor; 5, control panel; 6, filter box; 7, closing plate; 8, drive assembly; 9, drive box; 10, chassis; 11, sliding plate; 12, screen; 13, drainage seat; 14, connecting frame; 15, screw; 16, servo motor; 17, synchronous belt; 18, synchronous pulley; 19, mounting sleeve; 20, screen frame; 21, cleaning assembly; 2 2. Fixing box; 23. Mounting shaft; 24. Knocking plate; 25. Gear 1; 26. Rack; 27. Mounting rod; 28. Spring 1; 29. Partition plate; 30. Drive plate; 31. Connecting plate; 32. Gear 2; 33. Motor; 34. Gear 3; 35. Sliding rack; 36. Cleaning box; 37. Electromagnet; 38. Magnet; 39. Fixing rod; 40. Spring 2; 41. Scraper; 42. Electric telescopic rod. DETAILED DESCRIPTION

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example 1

[0030] See also Figure 1-8, a wet grinding device for nano calcium carbonate, comprising a grinding box 1, a top cover 2 is fixedly connected to the outer wall of the top of the grinding box 1, a control panel 5 is fixedly connected to the outer wall of one side of the grinding box 1, a filter box 6 is fixedly connected to the outer wall of the bottom of the grinding box 1, the inner walls of both sides of the filter box 6 are fixedly connected to the same screen frame 20, and the inner wall of the screen frame 20 is fixedly connected to the screen 12, the top outer wall of the screen frame 20 is fixedly connected to the drainage seat 13, and the cross-section of the drainage seat 13 is a triangular structure, a cleaning component 21 is provided on the top outer wall of the screen frame 20, and the outer walls of both sides of the grinding box 1 are provided with a driving component 8 for driving the cleaning component 21, a fixed box 22 is fixedly connected to the outer wall of the bottom of the screen frame 20, and the inner walls of both sides of the fixed box 22 are rotatably connected to the same mounting shaft 23, and the outer wall of the mounting shaft 23 is fixedly connected to a plurality of equally distributed knocking plates 24, one side of the filter box 6 The outer wall is fixedly connected to a drive box 9, and the outer wall of the top of the drive box 9 is fixedly connected to an organic box 10. A discharge port is provided on the outer wall of one side of the filter box 6, and a closing plate 7 is clamped on the inner wall of the discharge port. The outer wall of the top of the top cover 2 is fixedly connected to a grinding motor 4, and the outer wall of the top of the top cover 2 is fixedly connected to a feed hopper 3. A screen 12 is arranged in the filter box 6, and the setting of the screen 12 filters the ground nano calcium carbonate. The setting of the cleaning component 21 is convenient for cleaning impurities accumulated on the screen 12. The setting of the mounting shaft 23 is convenient for installing the knocking plate 24. When the mounting shaft 23 rotates, the knocking plate 24 is directly driven to knock on the screen 12 to shake loose the impurities on it, thereby facilitating the cleaning of it by cooperating with the cleaning component 21. The setting of the grinding motor 4 is convenient for directly driving the grinding disc to grind the nano calcium carbonate. The setting of the feed hopper 3 is convenient for introducing the calcium carbonate raw material into the grinding box 1.

[0031] For details, please refer to Figure 6 The inner wall of one side of the drive box 9 is rotatably connected to a gear 25, and one end of the transmission shaft of the gear 25 is fixedly connected to the mounting shaft 23. The inner walls on both sides of the drive box 9 are fixedly connected to the same mounting rod 27. The setting of the gear 25 facilitates the rotation of the mounting shaft 23, thereby facilitating the driving of the knocking plate 24 to knock on the screen.

[0032] For details, please refer to Figure 6 The outer wall of the mounting rod 27 is sleeved with a spring 28, and the outer wall of the mounting rod 27 is slidably connected to a rack 26, and the rack 26 and the gear 25 are engaged with each other. The setting of the mounting rod 27 is convenient for limiting the movement trajectory of the rack 26. When the rack 26 moves, it directly drives the gear 25 to rotate, thereby facilitating the driving of the knocking plate 24 to swing.

[0033] For details, please refer to Figure 7The inner walls on both sides of the chassis 10 are fixedly connected with the same partition plate 29, and the outer wall on one side of the partition plate 29 is rotatably connected to the driving disk 30, and the outer wall on one side of the driving disk 30 is eccentrically rotatably connected to the connecting plate 31, and one end of the connecting plate 31 is rotatably connected to the rack 26. The setting of the partition plate 29 facilitates the rotatable installation of the driving disk 30. When the driving disk 30 rotates, it directly drives the connecting plate 31 to drive the rack 26 to move, thereby facilitating the driving of the knocking plate 24 to swing.

[0034] For details, please refer to Figure 7 The outer wall of the other side of the partition plate 29 is rotatably connected to gear 2 32, and one end of the transmission shaft of gear 2 32 is fixedly connected to the driving disk 30. The inner wall of the chassis 10 is fixedly connected to a motor 33, and the output shaft of the motor 33 is fixedly connected to gear 34. Gear 34 and gear 2 32 are meshed with each other. The setting of the motor 33 facilitates the driving of gear 34 to rotate. The rotation of gear 34 directly drives gear 2 32 to rotate, thereby facilitating the driving of the driving disk 30 to rotate and drive the knocking plate 24 to move continuously.

[0035] For details, please refer to Figure 2 The driving assembly 8 includes two screws 15, and the two screws 15 are rotatably connected to the outer walls on both sides of the grinding box 1. The outer walls of the two screws 15 are screwed with a connecting frame 14, and one end of the two screws 15 is fixedly connected to a synchronous wheel 18. The same synchronous belt 17 is connected between the two synchronous wheels 18. The connecting frame 14 is driven to move by the rotation of the screws 15. The two screws 15 are connected by the synchronous wheel 18 and the synchronous belt 17, so that the two screws 15 can rotate synchronously.

[0036] For details, please refer to Figure 2 The outer wall of the grinding box 1 is fixedly connected to a servo motor 16, and the output shaft of the servo motor 16 is fixedly connected to one of the screws 15. Strip openings are opened on the outer walls of both sides of the grinding box 1, and the two connecting frames 14 are slidably connected to the inner walls of the two strip openings. The outer walls of both sides of the grinding box 1 are fixedly connected to mounting sleeves 19, and the inner walls of the two mounting sleeves 19 are slidably connected to sliding plates 11. The two sliding plates 11 are respectively fixedly connected to the two connecting frames 14. The two screws 15 are conveniently driven to rotate by the servo motor 16, and the cleaning assembly 21 is driven to move by the movement of the connecting frame 14. The setting of the sliding plate 11 facilitates the closing of the strip opening.

[0037] For details, please refer to Figure 8The cleaning assembly 21 includes a sliding frame 35 slidably connected to the screen frame 20, and the two connecting frames 14 are fixedly connected to the sliding frame 35. The inner wall of the sliding frame 35 is fixedly connected to a cleaning box 36, and the inner wall of the cleaning box 36 is fixedly connected to two fixed rods 39. The outer walls of the two fixed rods 39 are both sleeved with springs 40, and the outer walls of the two fixed rods 39 are slidably connected to the same scraper 41. The adjustable scraper 41 in the cleaning box 36 moves, and the scraper 41 moves to facilitate cleaning of the screen 12.

[0038] For details, please refer to Figure 8 Two electromagnets 37 are fixedly connected to the inner wall of the top of the cleaning box 36, and two magnets 38 matching the electromagnets 37 are fixedly connected to the outer wall of the top of the scraper 41. When the electromagnet 37 is energized, it generates the same magnetism as the magnet 38, thereby directly driving the scraper 41 to move down and contact the screen 12, thereby facilitating the cleaning of impurities on the screen 12. Example 2

[0039] Based on the first embodiment, this embodiment introduces a specific structure of the cleaning component 21 in a wet grinding device for nano calcium carbonate, such as Figure 9 As shown, two electric telescopic rods 42 are fixedly connected to the inner wall of the top of the cleaning box 36, and the output shafts of the two electric telescopic rods 42 are fixedly connected to the scraper 41. The setting of the electric telescopic rods 42 facilitates the direct driving of the scraper 41 to move, and then directly drives the scraper 41 to move downward and contact the screen 12, thereby facilitating the cleaning of impurities on the screen 12.

[0040] Working principle: In use, nano calcium carbonate is injected into the grinding box 1 through the feed hopper 3, and the grinding roller in the grinding box 1 grinds the nano calcium carbonate. The ground raw materials fall into the screen 12 on the screen frame 20 for screening, and the screened impurities are accumulated on the screen 12. When the accumulated impurities need to be cleaned, the servo motor 16 is started to drive the screw 15 to rotate. The two screws 15 are connected by a synchronous wheel 18 and a synchronous belt 17, so that the two screws 15 can rotate synchronously, and then the cleaning component 21 is driven on the screen frame 20 through the connecting frame 14. When the cleaning assembly 21 is reset, the scraper 41 is received in the cleaning box 36, and the electromagnet 37 is energized to generate the same magnetism as the magnet 38, thereby directly driving the scraper 41 to move downward and contact the screen 12, thereby facilitating the cleaning of the impurities on the screen 12, or the electric telescopic rod 42 is provided to facilitate the direct movement of the scraper 41, thereby directly driving the scraper 41 to move downward and contact the screen 12, thereby facilitating the cleaning of the impurities on the screen 12; While the cleaning component 21 is cleaning, the motor 33 drives the gear 2 32 through the gear 3 34 to drive the driving disk 30 to rotate. The driving disk 30 rotates and cooperates with the connecting plate 31 to pull the rack 26 back and forth. When the rack 26 moves, it drives the gear 1 25 to rotate. The gear 1 25 drives the mounting shaft 23 to drive the knocking plate 24 to swing. When the knocking plate 24 swings, it impacts the screen 12 to generate vibration, which facilitates the loosening of impurities on the screen 12.

[0041] The above description is merely 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 will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A wet grinding device for nano calcium carbonate, comprising a grinding box (1), characterized in that: The top outer wall of the grinding box (1) is fixedly connected to a top cover (2), one side outer wall of the grinding box (1) is fixedly connected to a control panel (5), the bottom outer wall of the grinding box (1) is fixedly connected to a filter box (6), the inner walls on both sides of the filter box (6) are fixedly connected to the same screen frame (20), and the inner wall of the screen frame (20) is fixedly connected to a screen (12), the top outer wall of the screen frame (20) is fixedly connected to a drainage seat (13), and the cross-section of the drainage seat (13) is a triangular structure, the top outer wall of the screen frame (20) is provided with a cleaning assembly (21), and the outer walls on both sides of the grinding box (1) are provided with a driving element of the same driving cleaning assembly (21). The movable assembly (8) is provided, the bottom outer wall of the screen frame (20) is fixedly connected to a fixed box (22), and the inner walls on both sides of the fixed box (22) are rotatably connected to the same mounting shaft (23), the outer wall of the mounting shaft (23) is fixedly connected to a plurality of knocking plates (24) distributed at equal distances, the outer wall of one side of the filter box (6) is fixedly connected to a drive box (9), and the top outer wall of the drive box (9) is fixedly connected to an organic box (10), the outer wall of one side of the filter box (6) is provided with a discharge port, and the inner wall of the discharge port is clamped with a closing plate (7), the top outer wall of the top cover (2) is fixedly connected to a grinding motor (4), and the top outer wall of the top cover (2) is fixedly connected to a feed hopper (3).

2. A wet grinding device for nano-calcium carbonate according to claim 1, characterized in that: One inner wall of the drive box (9) is rotatably connected to a gear 1 (25), and one end of the transmission shaft of the gear 1 (25) is fixedly connected to the mounting shaft (23). The inner walls on both sides of the drive box (9) are fixedly connected to the same mounting rod (27).

3. A wet grinding device for nano-calcium carbonate according to claim 2, characterized in that: The outer wall of the mounting rod (27) is sleeved with a spring 1 (28), and the outer wall of the mounting rod (27) is slidably connected with a rack (26), and the rack (26) and the gear 1 (25) are meshed with each other.

4. A wet grinding device for nano-calcium carbonate according to claim 3, characterized in that: The inner walls on both sides of the chassis (10) are fixedly connected to a same partition plate (29), and the outer wall on one side of the partition plate (29) is rotatably connected to a drive disk (30), and the outer wall on one side of the drive disk (30) is eccentrically rotatably connected to a connecting plate (31), and one end of the connecting plate (31) is rotatably connected to the rack (26).

5. A wet grinding device for nano-calcium carbonate according to claim 4, characterized in that: The outer wall of the other side of the partition plate (29) is rotatably connected to a gear 2 (32), and one end of the transmission shaft of the gear 2 (32) is fixedly connected to the drive disk (30). The inner wall of the chassis (10) is fixedly connected to a motor (33), and the output shaft of the motor (33) is fixedly connected to a gear 3 (34), and the gear 3 (34) and the gear 2 (32) are meshed with each other.

6. A wet grinding device for nano-calcium carbonate according to claim 5, characterized in that: The driving assembly (8) comprises two screws (15), and the two screws (15) are rotatably connected to the outer walls of the grinding box (1) on both sides, the outer walls of the two screws (15) are screwed with a connecting frame (14), and one end of the two screws (15) is fixedly connected to a synchronous wheel (18), and the same synchronous belt (17) is connected between the two synchronous wheels (18).

7. A wet grinding device for nano-calcium carbonate according to claim 6, characterized in that: The outer wall of the grinding box (1) is fixedly connected to a servo motor (16), and the output shaft of the servo motor (16) is fixedly connected to one of the screws (15). The outer walls on both sides of the grinding box (1) are provided with strip openings, and the two connecting frames (14) are slidably connected to the inner walls of the two strip openings. The outer walls on both sides of the grinding box (1) are fixedly connected to mounting sleeves (19), and the inner walls of the two mounting sleeves (19) are slidably connected to sliding plates (11), and the two sliding plates (11) are fixedly connected to the two connecting frames (14) respectively.

8. A wet grinding device for nano-calcium carbonate according to claim 7, characterized in that: The cleaning assembly (21) includes a sliding frame (35) slidably connected to the screen frame (20), the two connecting frames (14) are fixedly connected to the sliding frame (35), the inner wall of the sliding frame (35) is fixedly connected to a cleaning box (36), and the inner wall of the cleaning box (36) is fixedly connected to two fixed rods (39), the outer walls of the two fixed rods (39) are sleeved with spring 2 (40), and the outer walls of the two fixed rods (39) are slidably connected to the same scraper (41).

9. A wet grinding device for nano-calcium carbonate according to claim 8, characterized in that: Two electromagnets (37) are fixedly connected to the inner wall of the top of the cleaning box (36), and two magnets (38) matching the electromagnets (37) are fixedly connected to the outer wall of the top of the scraper (41).

10. A wet grinding device for nano-calcium carbonate according to claim 8, characterized in that: Two electric telescopic rods (42) are fixedly connected to the inner wall of the top of the cleaning box (36), and the output shafts of the two electric telescopic rods (42) are fixedly connected to the scraper (41).

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