Ball milling equipment for aluminum powder production

Abstract

Ball-milling equipment for aluminum powder production relates to the technical field of aluminum powder production and comprises a rack, a primary ball-milling box, an intermediate ball-milling box and a fine ball-milling box are installed on the inner side of the rack, the inner sides of the primary ball-milling box, the intermediate ball-milling box and the fine ball-milling box are all rotationally connected with net barrels, the inner sides of the net barrels are filled with grinding balls, and the inner sides of the net barrels are provided with grinding balls. Cleaning brushes are mounted on the inner sides of the primary ball-milling box, the intermediate ball-milling box and the fine ball-milling box, bristles of the cleaning brushes are in contact connection with the mesh cylinder, the primary ball-milling box is communicated with the interior of the mesh cylinder in the intermediate ball-milling box through a first feeding unit, the intermediate ball-milling box is communicated with the interior of the mesh cylinder in the fine ball-milling box through a second feeding unit, and the mesh cylinder is communicated with the interior of the mesh cylinder in the fine ball-milling box through a second feeding unit. According to the ball-milling equipment for aluminum powder production, the net barrel can be cleaned in the ball-milling process, so that the problem that discharging is difficult due to the fact that screen holes are blocked is avoided, meanwhile, the trouble of manual cleaning is also avoided, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum powder production, in particular to a ball milling device used for aluminum powder production. Background Art

[0002] In the manufacturing process of aluminum powder, the mill is the key equipment for crushing the material after it is crushed;

[0003] In the prior art, a patent with authorization publication number CN 214487186 U discloses a ball mill for aluminum powder production, including a bottom plate and a ball mill box, wherein the inner cavity of the ball mill box includes a primary ball mill chamber, an intermediate ball mill chamber and a fine ball mill chamber, wherein the inner cavity of the primary ball mill chamber is provided with a plurality of first grinding balls of the same size, and the inner cavity of the intermediate ball mill chamber is provided with a plurality of second grinding balls of the same size. During use, the screen cannot be cleaned, and aluminum powder particles are easily blocked by the screen holes, resulting in difficulty in discharging. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a ball milling equipment for aluminum powder production, which can clean the mesh cylinder during the ball milling process to avoid clogging of the sieve holes and resulting difficulty in discharging. At the same time, it also avoids the trouble of manual cleaning, saves time and effort, and can effectively solve the problems in the background technology.

[0005] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] A ball milling device for aluminum powder production comprises a frame, wherein a primary ball mill, an intermediate ball mill and a fine ball mill are respectively installed on the inner side of the frame, wherein the inner sides of the primary ball mill, the intermediate ball mill and the fine ball mill are all rotatably connected with a mesh cylinder, and the inner sides of the mesh cylinder are filled with grinding balls, wherein cleaning brushes are installed on the inner sides of the primary ball mill, the intermediate ball mill and the fine ball mill, and the bristles of the cleaning brushes are in contact with and connected to the mesh cylinder, wherein the primary ball mill is connected to the inner side of the mesh cylinder in the intermediate ball mill through a first feeding unit, and the intermediate ball mill is connected to the inner side of the mesh cylinder in the fine ball mill through a second feeding unit, wherein a mesh cylinder driving mechanism for driving the mesh cylinder to rotate is installed on the frame, wherein a feeding pipe connected to the mesh cylinder inside the primary ball mill is fixed on the side of the primary ball mill, and a discharging pipe is fixed on the side of the fine ball mill.

[0007] Furthermore, the net cylinder driving mechanism includes a gear, a rotating seat and a gear ring. The rotating seat is rotatably installed on the side of the frame, the gear ring is fixed on the inner side of the ring of the rotating seat, the gear is fixed on the end of the central axis of the net cylinder, and the gear is meshed with the gear ring.

[0008] Furthermore, the net drum driving mechanism also includes a worm, a stepper motor and a worm wheel, the worm wheel is sleeved and fixed on the rotating seat, the stepper motor is installed on the side of the bracket of the frame, the worm is fixed on the output shaft of the stepper motor, and the worm is meshed with the worm wheel, and the stepper motor is electrically connected to an external PLC controller.

[0009] Furthermore, the first feeding unit includes a first conveying pipe and a first powder conveying pump, the first powder conveying pump is installed on the inner side of the bottom of the primary ball mill, the outlet of the first powder conveying pump is connected to the inside of the mesh cylinder in the intermediate ball mill through the first conveying pipe, and the first powder conveying pump is electrically connected to an external PLC controller.

[0010] Furthermore, the second feeding unit includes a second conveying pipe and a second powder conveying pump, the second powder conveying pump is installed on the inner side of the bottom of the intermediate ball mill, the outlet of the second powder conveying pump is connected to the inside of the mesh cylinder in the fine ball mill through the second conveying pipe, and the second powder conveying pump is electrically connected to an external PLC controller.

[0011] Furthermore, it also includes ribs, which are divided into three groups. The three groups of ribs are respectively fixed between the primary ball mill and the intermediate ball mill, between the intermediate ball mill and the fine ball mill, and between the fine ball mill and the primary ball mill.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the ball milling equipment for aluminum powder production has the following advantages: the mesh drum driving mechanism drives the mesh drum to rotate, the mesh drum drives the grinding balls inside it to rotate, the aluminum powder is ground by the grinding balls, the mesh drum contacts the cleaning brush during rotation, the mesh drum is cleaned by the cleaning brush, the mesh drum can be cleaned during the ball milling process, thereby avoiding clogging of the sieve holes and causing difficulty in discharging, and at the same time, it also avoids the trouble of manual cleaning, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the three-dimensional first cross-sectional structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the second three-dimensional cross-sectional structure of the utility model;

[0016] Figure 4 It is a schematic diagram of the three-dimensional third cross-sectional structure of the utility model.

[0017] In the figure: 1 frame, 2 feed pipe, 3 rib plate, 4 net cylinder driving mechanism, 41 gear, 42 rotating seat, 43 gear ring, 44 worm, 45 stepping motor, 46 worm wheel, 5 primary ball mill, 6 net cylinder, 7 grinding balls, 8 first feeding unit, 81 first conveying pipe, 82 first powder conveying pump, 9 second feeding unit, 91 second conveying pipe, 92 second powder conveying pump, 10 intermediate ball mill, 11 fine ball mill, 12 discharge pipe, 13 cleaning brush. Implementation

[0018] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0019] See also Figure 1-4 The present embodiment provides a technical solution: a ball milling device for aluminum powder production, comprising a frame 1, a primary ball mill 5, an intermediate ball mill 10 and a fine ball mill 11 are respectively installed on the inner side of the frame 1, a mesh cylinder 6 is rotatably connected to the inner side of the primary ball mill 5, the intermediate ball mill 10 and the fine ball mill 11, and the inner side of the mesh cylinder 6 is filled with grinding balls 7, and a cleaning brush 13 is installed on the inner side of the primary ball mill 5, the intermediate ball mill 10 and the fine ball mill 11 to clean the powder. The bristles of the brush 13 are in contact with the mesh cylinder 6, the primary ball mill 5 is connected to the mesh cylinder 6 in the intermediate ball mill 10 through the first feeding unit 8, the intermediate ball mill 10 is connected to the mesh cylinder 6 in the fine ball mill 11 through the second feeding unit 9, a mesh cylinder driving mechanism 4 for driving the mesh cylinder 6 to rotate is installed on the frame 1, a feed pipe 2 connected to the mesh cylinder 6 inside the primary ball mill 5 is fixed to the side, and a discharge pipe 12 is fixed to the side of the fine ball mill 11.

[0020] The net cylinder driving mechanism 4 includes a gear 41, a rotating seat 42 and a gear ring 43. The rotating seat 42 is rotatably mounted on the side of the frame 1, and the gear ring 43 is fixed on the inner side of the ring of the rotating seat 42. The gear 41 is fixed on the end of the central axis of the net cylinder 6, and the gear 41 and the gear ring 43 are meshed. The net cylinder driving mechanism 4 also includes a worm 44, a stepper motor 45 and a worm wheel 46. The worm wheel 46 is sleeved and fixed on the rotating seat 42. The stepper motor 45 is mounted on the side of the bracket of the frame 1. The worm 44 is fixed on the output shaft of the stepper motor 45, and the worm 44 is meshed with the worm wheel 46. The stepper motor 45 is electrically connected to an external PLC controller to transport the aluminum powder to be ball-milled to the inner side of the net cylinder 6 located in the primary ball mill box 5 through the feed pipe 2, and then the stepper motor 45 is driven by the feed pipe 2. The output shaft of the motor 45 drives the worm 44 to rotate, the worm 44 meshes with the worm wheel 46 for transmission, the worm wheel 46 drives the rotating seat 42 to rotate, the rotating seat 42 drives the gear ring 43 to rotate, the gear ring 43 meshes with the gear 41 for transmission, the gear 41 drives the mesh cylinder 6 to rotate, the mesh cylinder 6 drives the grinding balls 7 inside it to rotate, the aluminum powder is ground by the grinding balls 7, the mesh cylinder 6 contacts with the cleaning brush 13 during the rotation, the mesh cylinder 6 is cleaned by the cleaning brush 13, it can clean the mesh cylinder 6 during the ball milling process, so as to avoid the sieve hole being blocked and causing difficulty in discharging, and at the same time, it also avoids the trouble of manual cleaning, saving time and effort, and at the same time, it can drive multiple mesh cylinders 6 to rotate by one motor, so as to reduce the number of motors used.

[0021] The first feeding unit 8 includes a first conveying pipe 81 and a first powder conveying pump 82. The first powder conveying pump 82 is installed on the inner side of the bottom of the primary ball mill 5. The outlet of the first powder conveying pump 82 is connected to the inside of the mesh tube 6 in the intermediate ball mill 10 through the first conveying pipe 81. The first powder conveying pump 82 is electrically connected to the external PLC controller. The second feeding unit 9 includes a second conveying pipe 91 and a second powder conveying pump 92. The second powder conveying pump 92 is installed on the inner side of the bottom of the intermediate ball mill 10. The outlet of the second powder conveying pump 92 is connected to the inside of the mesh tube 6 in the intermediate ball mill 10 through the first conveying pipe 81. The first powder conveying pump 82 is electrically connected to the external PLC controller. 1 is connected to the inside of the mesh cylinder 6 in the fine ball mill 11, and the second powder delivery pump 92 is electrically connected to the external PLC controller. After preliminary grinding, the first powder delivery pump 82 delivers the aluminum powder in the primary ball mill 5 to the inner side of the mesh cylinder 6 in the intermediate ball mill 10 through the first delivery pipe 81. After intermediate grinding, the second powder delivery pump 92 delivers the aluminum powder in the intermediate ball mill 10 to the mesh cylinder 6 in the fine ball mill 11 through the second delivery pipe 91. Then, after fine grinding, the aluminum powder is discharged through the discharge pipe 12, which ensures the rationality of the design.

[0022] It also includes ribs 3, which have three groups. The three groups of ribs 3 are respectively fixed between the primary ball mill 5 and the intermediate ball mill 10, between the intermediate ball mill 10 and the fine ball mill 11, and between the fine ball mill 11 and the primary ball mill 5. The ribs 3 are used to increase the supporting strength between adjacent ball mills.

[0023] The working principle of the ball milling equipment for aluminum powder production provided by the utility model is as follows: the aluminum powder to be ball-milled is transported to the inner side of the mesh cylinder 6 located in the primary ball mill box 5 through the feed pipe 2, and then the output shaft of the stepper motor 45 drives the worm 44 to rotate, the worm 44 is meshed with the worm gear 46 for transmission, the worm gear 46 drives the rotating seat 42 to rotate, the rotating seat 42 drives the gear ring 43 to rotate, the gear ring 43 is meshed with the gear 41 for transmission, the gear 41 drives the mesh cylinder 6 to rotate, the mesh cylinder 6 drives the grinding balls 7 inside it to rotate, and the grinding balls 7 are driven to rotate the mesh cylinder 6. The aluminum powder is ground, and the mesh cylinder 6 contacts the cleaning brush 13 during rotation, and the mesh cylinder 6 is cleaned by the cleaning brush 13. After preliminary grinding, the first powder delivery pump 82 delivers the aluminum powder in the primary ball mill 5 to the inner side of the mesh cylinder 6 in the intermediate ball mill 10 through the first delivery pipe 81. After intermediate grinding, the second powder delivery pump 92 delivers the aluminum powder in the intermediate ball mill 10 to the mesh cylinder 6 in the fine ball mill 11 through the second delivery pipe 91. Then, after fine grinding, the aluminum powder is discharged through the discharge pipe 12.

[0024] It is worth noting that the stepper motor 45, the first powder delivery pump 82 and the second powder delivery pump 92 disclosed in the above embodiments are selected and configured according to the actual application scenario, and the mesh diameters of the mesh tube 6 located in the primary ball mill 5, the intermediate ball mill 10 and the fine ball mill 11 are reduced successively, and the diameters of the grinding balls 7 located in the primary ball mill 5, the intermediate ball mill 10 and the fine ball mill 11 are reduced successively.

[0025] The parts of the present invention that are not described in detail are prior art. Although the present invention is specifically demonstrated and introduced in conjunction with the preferred implementation scheme, there are many methods and ways to implement the technical solution. The above is only a preferred implementation scheme of the present invention. However, technical personnel in the relevant field should understand that various changes can be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined in the attached claims, which are all within the scope of protection of the present invention.

Claims

1. A ball milling device for aluminum powder production, comprising a frame (1), characterized in that: A primary ball mill (5), an intermediate ball mill (10) and a fine ball mill (11) are respectively installed on the inner side of the frame (1); a mesh cylinder (6) is rotatably connected to the inner side of the primary ball mill (5), the intermediate ball mill (10) and the fine ball mill (11); and the inner side of the mesh cylinder (6) is filled with grinding balls (7); a cleaning brush (13) is installed on the inner side of the primary ball mill (5), the intermediate ball mill (10) and the fine ball mill (11); the bristles of the cleaning brush (13) are in contact with the mesh cylinder (6); The ball mill (5) is connected to the inside of the net cylinder (6) in the intermediate ball mill (10) through a first feeding unit (8), and the intermediate ball mill (10) is connected to the inside of the net cylinder (6) in the fine ball mill (11) through a second feeding unit (9). A net cylinder driving mechanism (4) for driving the net cylinder (6) to rotate is installed on the frame (1). A feed pipe (2) connected to the net cylinder (6) inside the primary ball mill (5) is fixed on the side of the primary ball mill (5), and a discharge pipe (12) is fixed on the side of the fine ball mill (11).

2. The ball milling equipment for aluminum powder production according to claim 1, characterized in that: The net cylinder driving mechanism (4) comprises a gear (41), a rotating seat (42) and a gear ring (43); the rotating seat (42) is rotatably mounted on the side of the frame (1); the gear ring (43) is fixed to the inner side of the ring of the rotating seat (42); the gear (41) is fixed to the end of the middle axis of the net cylinder (6); and the gear (41) and the gear ring (43) are meshed with each other.

3. The ball milling equipment for aluminum powder production according to claim 2, characterized in that: The net cylinder driving mechanism (4) further comprises a worm (44), a stepping motor (45) and a worm wheel (46); the worm wheel (46) is sleeved and fixed on the rotating seat (42); the stepping motor (45) is mounted on the side of the bracket of the frame (1); the worm (44) is fixed on the output shaft of the stepping motor (45), and the worm (44) is meshed with the worm wheel (46); and the stepping motor (45) is electrically connected to an external PLC controller.

4. The ball milling equipment for aluminum powder production according to claim 1, characterized in that: The first feeding unit (8) comprises a first conveying pipe (81) and a first powder conveying pump (82); the first powder conveying pump (82) is installed on the inner side of the bottom of the primary ball mill (5); the outlet of the first powder conveying pump (82) is connected to the inside of the mesh cylinder (6) located in the intermediate ball mill (10) through the first conveying pipe (81); and the first powder conveying pump (82) is electrically connected to an external PLC controller.

5. The ball milling equipment for aluminum powder production according to claim 1, characterized in that: The second feeding unit (9) comprises a second conveying pipe (91) and a second powder conveying pump (92). The second powder conveying pump (92) is installed on the inner side of the bottom of the intermediate ball mill (10). The outlet of the second powder conveying pump (92) is connected to the inside of the mesh cylinder (6) located in the fine ball mill (11) through the second conveying pipe (91). The second powder conveying pump (92) is electrically connected to an external PLC controller.

6. The ball milling equipment for aluminum powder production according to claim 1, characterized in that: It also includes ribs (3), wherein the ribs (3) are in three groups, and the three groups of ribs (3) are respectively fixed between the primary ball mill (5) and the intermediate ball mill (10), between the intermediate ball mill (10) and the fine ball mill (11), and between the fine ball mill (11) and the primary ball mill (5).

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