Artificial graphite negative electrode material grinding device

Abstract

The utility model discloses an artificial graphite cathode material grinding device which comprises a box body and a vibrating screen, a motor is installed on the upper end face of the box body, and the output end of the motor penetrates through the upper end face of the box body and is provided with a rotating shaft. A first grinding table, a first connecting seat, a second grinding table, a second connecting seat and a third grinding table are sequentially mounted on the outer side wall of the rotating shaft from top to bottom, and during use, the motor is started, so that the first grinding table is used for preliminarily grinding and crushing a graphite negative electrode material, and the second grinding table is used for further grinding the graphite negative electrode material; then the graphite negative electrode material falls into a third grinding groove through a second discharging channel, the graphite negative electrode material is finely ground through a third grinding table, the device is simple in structure, multi-stage grinding can be achieved only through one piece of driving equipment, electric power resources are greatly saved, and therefore the effect of rapidly conducting multi-stage grinding on the graphite negative electrode material is achieved; and the processing efficiency of the graphite negative electrode material is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite anode material processing, and specifically relates to a grinding device for artificial graphite anode materials. Background Art

[0002] Graphite electrodes are high-temperature-resistant graphite conductive materials. Their production processes include raw material calcination, crushing and grinding, batching, kneading, forming, roasting, impregnation, graphitization, and machining, etc. Graphite electrodes have the advantages of being easy to process and having a fast processing speed.

[0003] Currently, for the grinding equipment used to process and grind graphite anode materials, grinding rollers are often used to grind graphite anodes. For example, a multiple grinding device for lithium battery graphite anode materials with the publication number CN217016762U installs a grinding device, a screening device, a pushing device, and a reciprocating device, ensuring that the lithium battery graphite anode material grinding device not only has an ideal grinding effect, but also has high grinding efficiency, ensuring that the grinding particles of the lithium battery graphite anode material meet the standards and accelerating the production speed of the lithium battery graphite anode material.

[0004] In the actual use process of the above device, only two grinding rollers are used to grind the graphite anode material, and when performing multi-stage grinding on the graphite anode material, a multi-reciprocating method is used for multi-stage grinding, resulting in a slow grinding speed and affecting the processing efficiency of the graphite anode material. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a grinding device for artificial graphite anode materials, which has the characteristics of simple structure, realizing multi-stage grinding only through one driving device, greatly saving electric power resources, thus achieving the effect of quickly performing multi-stage grinding on graphite anode materials and effectively improving the processing efficiency of graphite anode materials.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A grinding device for artificial graphite anode materials, including a box body and a vibrating screen. An electric motor is installed on the upper end surface of the box body. The output end of the electric motor penetrates the upper end surface of the box body and is installed with a rotating shaft. The outer side wall of the rotating shaft is successively installed with a first grinding table, a first connecting seat, a second grinding table, a second connecting seat, and a third grinding table from top to bottom;

[0007] A grinding seat is installed inside the box body. First grinding grooves, first feeding channels, second grinding grooves, second feeding channels, and third grinding grooves are arranged between the grinding seat and the first grinding table, the first connecting seat, the second grinding table, the second connecting seat, and the third grinding table respectively. The first grinding grooves, the first feeding channels, the second grinding grooves, the second feeding channels, and the third grinding grooves are communicated with each other in pairs.

[0008] To facilitate the multi-stage grinding of the graphite anode material, as an optimization of the grinding device for artificial graphite anode material of the present utility model, the gap between the first grinding groove and the first grinding table is greater than the gap between the second grinding table and the second grinding groove, and the gap between the second grinding table and the second grinding groove is greater than the gap between the third grinding groove and the third grinding table.

[0009] To facilitate the screening and collection of the crushed graphite anode material, as an optimization of the grinding device for artificial graphite anode material of the present utility model, two support plates distributed left and right are installed on the outer side wall of the box body. The vibrating screen is installed between the two support plates. A material receiving box is arranged below the vibrating screen discharge pipe, and a recycling box located at the vibrating screen slag discharge pipe is arranged behind the material receiving box.

[0010] To facilitate the rotation of the rotating shaft to drive the first grinding table, the second grinding table, and the third grinding table to rotate, as an optimization of the grinding device for artificial graphite anode material of the present utility model, the bottom of the rotating shaft is movably connected to the bottom of the box body through a rotating shaft.

[0011] To facilitate the discharge of the ground graphite anode material, as an optimization of the grinding device for artificial graphite anode material of the present utility model, two discharge pipes distributed left and right are communicated with the bottom end surface of the box body.

[0012] To facilitate feeding, as an optimization of the grinding device for artificial graphite anode material of the present utility model, two feed ports distributed left and right are penetrated and opened on the upper end surface of the box body.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] When the present utility model is in use, the staff adds the graphite anode material to be ground into the interior of the box body through the two feed ports, and then starts the motor to make the rotating shaft rotate to drive the first grinding table, the second grinding table, and the third grinding table to rotate, so that the first grinding table initially grinds and crushes the graphite anode material. Then, the graphite anode material falls into the second grinding groove through the first feeding channel, so that the second grinding table further grinds the graphite anode material. Then, the graphite anode material falls into the third grinding groove through the second feeding channel, so that the third grinding table finely grinds the graphite anode material. The device has a simple structure and can achieve multi-stage grinding only through one driving device, greatly saving electric power resources, thereby achieving the effect of quickly performing multi-stage grinding on the graphite anode material and effectively improving the processing efficiency of the graphite anode material. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the overall sectional view structure diagram of the present utility model;

[0016] Figure 2The top view structure diagram of the collection box and the recycling box of the present utility model;

[0017] Figure 3 The structure diagram of the first grinding table, the second grinding table and the third grinding table of the present utility model.

[0018] In the figure: 1. Box body; 101. Feeding port; 102. Support plate; 2. Motor; 201. Rotating shaft; 202. Discharge pipe; 3. First grinding table; 301. First connecting seat; 4. Second grinding table; 401. Second connecting seat; 5. Third grinding table; 6. Grinding seat; 601. First grinding groove; 602. First blanking channel; 603. Second grinding groove; 604. Second blanking channel; 605. Third grinding groove; 7. Vibration sieve; 8. Material receiving box; 801. Recycling box. Specific embodiments

[0019] Please refer to Figures 1 to 3 , a grinding device for artificial graphite anode materials, comprising a box body 1 and a vibration sieve 7. A motor 2 is installed on the upper end surface of the box body 1. The output end of the motor 2 penetrates through the upper end surface of the box body 1 and is installed with a rotating shaft 201. The outer side wall of the rotating shaft 201 is successively installed with a first grinding table 3, a first connecting seat 301, a second grinding table 4, a second connecting seat 401 and a third grinding table 5 from top to bottom;

[0020] A grinding seat 6 is installed inside the box body 1. A first grinding groove 601, a first blanking channel 602, a second grinding groove 603, a second blanking channel 604 and a third grinding groove 605 are arranged between the grinding seat 6 and the first grinding table 3, the first connecting seat 301, the second grinding table 4, the second connecting seat 401 and the third grinding table 5 respectively. The first grinding groove 601, the first blanking channel 602, the second grinding groove 603, the second blanking channel 604 and the third grinding groove 605 are communicated with each other in pairs.

[0021] In this embodiment: During use, the staff adds the graphite anode material to be ground into the inside of the box body 1 from the two feeding ports 101, and then starts the motor 2, so that the rotating shaft 201 rotates to drive the first grinding table 3, the second grinding table 4 and the third grinding table 5 to rotate, so that the first grinding table 3 initially grinds and crushes the graphite anode material. Then, the graphite anode material falls into the second grinding groove 603 through the first blanking channel 602, so that the second grinding table 4 further grinds the graphite anode material. Then, the graphite anode material falls into the third grinding groove 605 through the second blanking channel 604, so that the third grinding table 5 finely grinds the graphite anode material. The device has a simple structure and can realize multi-stage grinding only through one driving device, greatly saving electric power resources, thereby achieving the effect of quickly performing multi-stage grinding on the graphite anode material and effectively improving the processing efficiency of the graphite anode material.

[0022] As a technical optimization solution of the present utility model, the gap between the first grinding groove 601 and the first grinding table 3 is greater than the gap between the second grinding table 4 and the second grinding groove 603, and the gap between the second grinding table 4 and the second grinding groove 603 is greater than the gap between the third grinding groove 605 and the third grinding table 5.

[0023] In this embodiment: when grinding the graphite anode material, the first grinding table 3 can perform preliminary grinding on the graphite anode material, the second grinding table 4 can perform further grinding on the graphite anode material, and the third grinding table 5 can perform fine grinding on the graphite anode material.

[0024] As a technical optimization solution of the present utility model, two support plates 102 distributed left and right are installed on the outer side wall of the box body 1, the vibrating screen 7 is installed between the two support plates 102, a receiving box 8 is arranged below the feeding pipe of the vibrating screen 7, and a recycling box 801 located at the slag discharge pipe of the vibrating screen 7 is arranged behind the receiving box 8.

[0025] In this embodiment: through the two support plates 102, the box body 1 can be supported and it is convenient to install the vibrating screen 7. By setting the vibrating screen 7, it is convenient to screen the ground graphite anode material. By setting the receiving box 8, the powdered graphite anode material after screening falls into the receiving box 8 for collection, and the screened granular materials fall into the recycling box 801 through the slag discharge pipe for collection.

[0026] As a technical optimization solution of the present utility model, the bottom of the rotating shaft 201 is movably connected to the bottom of the box body 1 through a rotating shaft.

[0027] In this embodiment: by setting the bottom of the rotating shaft 201 to be movably connected to the bottom of the box body 1, it is convenient for the rotating shaft 201 to drive the first grinding table 3, the second grinding table 4, and the third grinding table 5 to rotate.

[0028] As a technical optimization solution of the present utility model, two discharge pipes 202 distributed left and right are communicated with the bottom end surface of the box body 1.

[0029] In this embodiment: by setting the discharge pipes 202, it is convenient for the box body 1 to discharge the ground graphite anode material.

[0030] As a technical optimization solution of the present utility model, two feeding ports 101 distributed left and right are penetrated and opened on the upper end surface of the box body 1.

[0031] In this embodiment: by setting the feeding ports 101, it is convenient to add the graphite anode material to be ground into the interior of the box body 1.

[0032] Working principle: First, when using this device, connect the device to an external power supply. Then, the staff adds the graphite anode material to be ground into the interior of the box body 1 through the two feeding ports 101. Next, start the motor 2, so that the rotating shaft 201 rotates to drive the first grinding table 3, the second grinding table 4, and the third grinding table 5 to rotate. When the graphite anode material falls into the first grinding groove 601, the first grinding table 3 can preliminarily grind and crush the graphite anode material. Then, the graphite anode material falls into the second grinding groove 603 through the first feeding channel 602. At this time, the second grinding table 4 rotates to further grind the graphite anode material. Then, the ground graphite anode material falls into the third grinding groove 605 through the second feeding channel 604, so that the third grinding table 5 rotates to finely grind the graphite anode material. Then, the ground and crushed graphite anode material is discharged from the two discharge pipes 202 and falls on the vibrating screen 7, so that the vibrating screen 7 vibrates to screen the crushed graphite anode material. The screened graphite anode material powder falls into the material collection box 8 for collection, and the screened graphite anode material particles fall into the recycling box 801 through the slag discharge pipe for collection. The staff can pour the graphite anode material particles in the recycling box 801 back into the box body 1 to crush the graphite anode material particles that are not completely crushed again.

[0033] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An artificial graphite anode material grinding device, comprising a box body (1) and a vibrating screen (7), characterized in that: A motor (2) is installed on the upper end face of the box body (1). The output end of the motor (2) penetrates through the upper end face of the box body (1) and is provided with a rotating shaft (201). The outer side wall of the rotating shaft (201) is successively installed with a first grinding table (3), a first connecting seat (301), a second grinding table (4), a second connecting seat (401), and a third grinding table (5) from top to bottom; A grinding seat (6) is installed inside the box body (1). A first grinding groove (601), a first feeding channel (602), a second grinding groove (603), a second feeding channel (604), and a third grinding groove (605) are arranged between the grinding seat (6) and the first grinding table (3), the first connecting seat (301), the second grinding table (4), the second connecting seat (401), and the third grinding table (5) respectively. The first grinding groove (601), the first feeding channel (602), the second grinding groove (603), the second feeding channel (604), and the third grinding groove (605) are communicated with each other in pairs.

2. The grinding device for artificial graphite anode material according to claim 1, wherein: The gap between the first grinding groove (601) and the first grinding table (3) is larger than the gap between the second grinding table (4) and the second grinding groove (603), and the gap between the second grinding table (4) and the second grinding groove (603) is larger than the gap between the third grinding groove (605) and the third grinding table (5).

3. The grinding device for artificial graphite anode material according to claim 1, characterized in that: Two support plates (102) distributed left and right are installed on the outer side wall of the box body (1). A vibrating screen (7) is installed between the two support plates (102). A receiving box (8) is arranged below the feeding pipe of the vibrating screen (7), and a recycling box (801) is arranged behind the receiving box (8) and is located at the slag discharge pipe of the vibrating screen (7).

4. A grinding device for artificial graphite anode materials according to claim 1, characterized in that: The bottom of the rotating shaft (201) is movably connected to the bottom of the box body (1) through a rotating shaft.

5. An artificial graphite anode material grinding device according to claim 1, characterized in that: Two discharge pipes (202) distributed left and right are communicated with the bottom end face of the box body (1).

6. The grinding device for artificial graphite anode materials according to claim 1, characterized in that: Two feeding ports (101) distributed left and right penetrate through the upper end face of the box body (1).

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