CN216538852U

CN216538852U - Lithium battery material crushing equipment

Info

Publication number: CN216538852U
Application number: CN202123029954.XU
Authority: CN
Inventors: 韦彪; 孙蛟
Original assignee: Guizhou Rongbai Lithium Electrical Materials Co ltd
Current assignee: Guizhou Rongbai Lithium Electrical Materials Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-17
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a lithium battery material crushing device, which belongs to the technical field of lithium battery material production and processing equipment and comprises an extrusion system, a conveying system and a crushing system which are sequentially connected; the extrusion system consists of an extrusion crusher and a reverse impact plate, a conveying system is arranged below the extrusion crusher, the conveying system is a belt conveyor, a material receiving groove is formed in the lower end of the belt conveyor, the discharge end of the belt conveyor is connected with a crushing system through a material receiving pipe, the crushing system comprises a grinding disc, the grinding disc consists of an upper grinding disc, a lower grinding disc, a grinding disc base, a rotating shaft and a grinding disc rack, a feeding hole is formed in the upper grinding disc, the lower end of the lower grinding disc is provided with a grinding disc base, the lower end of the grinding disc base is provided with a rotating shaft, and a material receiving hopper is arranged at the lower end of the grinding disc; the device is convenient to operate and high in practicability, and effectively solves the problems that the existing lithium battery material crushing equipment is poor in discharging granularity and easy to block, and the feeding requirement of equipment in the next process cannot be met.

Description

Lithium battery material crushing equipment

Technical Field

The utility model relates to the technical field of lithium battery material production and processing equipment, in particular to lithium battery material crushing equipment.

Background

When the ternary material crushing equipment is selected, crushing can be subdivided into crushing and grinding according to different sizes of produced particles. Crushing refers to a processing process of breaking a large material into small materials; the grinding refers to the processing process of crushing small blocks of materials into fine powdery materials.

When the crusher is used for type selection, the types, hardness, feeding and discharging, yield and construction site of crushed materials are sensed. The ternary material is a secondary sphere formed by aggregating monocrystals with the particle size of about 1 mu m, and the particle size of the secondary sphere is 3-40 mu m. After the mixture of the ternary material precursor and the lithium source is calcined at high temperature in a sagger, the loss on ignition is over 24 percent, so that the material hardening seriously needs to firstly use crushing equipment to crush a large material of a few centimeters into small blocks of a few millimeters, and then use grinding equipment to grind the small blocks of the few millimeters into a final product. The common ternary material technological process includes jaw crushing → roller crushing → airflow crushing.

The crushing equipment of the original production line is composed of an upper layer jaw crusher and a lower layer roller crusher to complete the processing process of breaking large materials into small materials. The action of the jaw crusher has a certain stroke width in the use process, the work on the adjustment of the blanking gap of the jaw crusher and the roller crusher is complex, and the equipment is suitable for and eliminates the products.

After the product is upgraded, the control capability of the equipment on the discharge granularity is reduced, the phenomenon of material blockage often occurs, the field cleaning and maintenance work is increased, and the produced product cannot meet the feeding requirement of the equipment in the next process.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a lithium battery material crushing device, which effectively solves the problems that the existing lithium battery material crushing device is poor in discharging granularity, easy to block materials and incapable of meeting the feeding requirement of equipment in the next process.

In order to achieve the purpose, the utility model adopts the technical scheme that: the lithium battery material crushing equipment comprises an extrusion system, a conveying system and a crushing system which are sequentially connected; the extrusion system comprises extrusion breaker and impact plate, the impact plate passes through the connecting rod and locates the extrusion breaker inner wall, the extrusion breaker below is equipped with conveying system, conveying system is band conveyer, band conveyer's lower extreme is equipped with and connects the silo, band conveyer's discharge end is connected with crushing system through connecing the material pipe, crushing system includes the mill, the mill comprises head stone, lower mill, mill base, axis of rotation and mill frame, be equipped with the feed inlet on the head stone, the lower extreme of lower mill is equipped with the mill base, the lower extreme of mill base is equipped with the axis of rotation, the mill lower extreme is equipped with connects the hopper.

Further, a material bin is arranged at the lower end of the extrusion crusher, and a speed-adjustable feeding machine is arranged at the lower end of the material bin.

Furthermore, the material receiving end of the material receiving pipe is provided with a funnel-shaped interface, the material receiving pipe is in a spiral shape, the inner wall of the material receiving pipe is smooth, and the discharge end of the material receiving pipe is arranged above the material inlet.

Furthermore, the millstone is a zirconia ceramic millstone, the upper end surface of the upper millstone is a smooth cambered surface which is inwards concave, and the feed inlet is arranged at the lowest end of the cambered surface.

Furthermore, a plurality of limiting blocks are arranged on the lower side of the upper grinding disc, and the upper grinding disc is installed on the grinding disc rack through an adjusting button and forms rotating friction with the rotating lower grinding disc.

Further, the width of the material receiving groove is larger than that of the belt conveyor, and the length of the material receiving groove is smaller than that of the belt conveyor.

Furthermore, the reverse impact plate adopts a spring sieve plate, and a vibration motor is arranged on the reverse impact plate.

The lithium battery material crushing equipment provided by the utility model has the following beneficial effects:

the material is primarily crushed by the extrusion crusher, so that the crushing efficiency and quality of subsequent equipment are improved; the feeding speed of the feeding machine is controlled by the speed-adjustable feeding machine arranged below, so that materials falling on the conveying system can uniformly enter the crushing system, the phenomenon that the materials on the conveying system are accumulated due to too high blanking speed is avoided, the feeding hole is easily blocked by the materials entering the crushing system, and the processing efficiency is reduced; the material receiving pipe is provided with the funnel-shaped interface at the material receiving end, so that the material receiving efficiency is improved, the material waste is avoided, the material receiving pipe is in a spiral shape, the inner wall of the material receiving pipe is smooth, the blanking speed is improved, the material is prevented from blocking a pipeline, the crushing efficiency is improved, the discharge end of the material receiving pipe is arranged above the material inlet, the raised dust is avoided in the falling process of the material, and the working environment is improved; the conveying millstone is a zirconia ceramic millstone which has the characteristics of high toughness, high bending strength, high wear resistance, excellent heat insulation performance and thermal expansion coefficient close to that of steel; the upper end surface of the upper grinding disc is a smooth cambered surface which is inwards concave, the feeding hole is arranged at the lowest end of the cambered surface, so that materials can conveniently slide to the feeding hole, the materials are prevented from being accumulated on the disc surface, and the materials directly fall into the material receiving hopper, so that the feeding of equipment in the next process is influenced; the lower side of the upper grinding disc is provided with a plurality of limiting blocks, so that the lower grinding disc is limited, the crushing efficiency of the upper grinding disc is improved, the upper grinding disc is arranged on the grinding disc rack through the adjusting button, and the upper grinding disc and the rotating lower grinding disc form rotating friction, so that the lower grinding disc is prevented from excessively shifting, and the crushing efficiency is reduced; the width of the material receiving groove is larger than that of the belt conveyor, and the length of the material receiving groove is smaller than that of the belt conveyor, so that materials falling on a conveying system are collected and processed uniformly, the utilization rate of the materials is improved, and the cost is saved; the spring sieve plate is adopted as the counter-impact plate, and the vibration motor is arranged on the counter-impact plate, so that the crushing quality of an extrusion system is improved, and the energy consumption of equipment in the next process is reduced, and the processing requirement is met; the crushing device for the lithium battery material is convenient to operate and high in practicability, and effectively solves the problems that the existing crushing device for the lithium battery material is poor in discharging granularity, easy to block and incapable of meeting the feeding requirement of equipment in the next process.

Drawings

Fig. 1 is a schematic structural diagram of a lithium battery material crushing device according to the present invention.

Fig. 2 is a schematic structural diagram of an upper grinding disc of the lithium battery material crushing device.

Fig. 3 is a schematic cross-sectional structure diagram of an upper grinding disc of the lithium battery material crushing device.

Fig. 4 is a schematic structural diagram of a reverse impact plate of the lithium battery material crushing device.

In the figure, 1-an extrusion crusher, 2-a reverse impact plate, 3-a connecting rod, 4-a belt conveyer, 5-a receiving groove, 6-a receiving pipe, 7-an upper millstone, 8-a lower millstone, 9-a millstone base, 10-a rotating shaft, 11-a millstone frame, 12-a feeding hole, 13-a receiving hopper, 14-a material bin, 15-a feeding machine and 16-a limiting block.

Detailed Description

The present invention is further described with reference to the following embodiments and drawings, but the present invention is not limited to the following embodiments, and it is anticipated that one skilled in the art may make various changes in the embodiments in combination with the prior art.

As shown in fig. 1 to 4, the lithium battery material crushing apparatus provided by the present invention includes an extrusion system, a conveying system and a crushing system, which are connected in sequence; the extrusion system consists of an extrusion crusher 1 and a reverse impact plate 2, and the extrusion crusher 1 is used for primarily crushing materials, so that the crushing efficiency and quality of subsequent equipment are improved; the anti-impact plate 2 is arranged on the inner wall of the extrusion crusher 1 through the connecting rod 3, the anti-impact plate 2 adopts a spring sieve plate, and the anti-impact plate 2 is provided with a vibration motor, so that the crushing quality of an extrusion system is improved, the energy consumption of equipment in the next process is reduced, and the processing requirements are met; the lower end of the extrusion crusher 1 is provided with a material bin 14, the lower end of the material bin 14 is provided with a speed-adjustable feeding machine 15 to control the feeding speed of the material bin, so that materials falling on a conveying system can uniformly enter a crushing system, the phenomenon that the materials on the conveying system are accumulated due to too high blanking speed is avoided, the materials entering the crushing system are easy to block a feeding hole, and the processing efficiency is reduced; 1 below of extrusion breaker is equipped with conveying system, conveying system is band conveyer 4, the lower extreme of band conveyer 4 is equipped with connects silo 5, the width that connects silo 5 is greater than band conveyer 4's width, the length that connects silo 5 is less than band conveyer 4's length, carries out unified collection to the material that drops on the conveying system and handles, improves the utilization ratio of material to save the cost.

The discharge end of the belt conveyor 4 is connected with a crushing system through a material receiving pipe 6, the crushing system comprises a grinding disc, the grinding disc comprises an upper grinding disc 7, a lower grinding disc 8, a grinding disc base 9, a rotating shaft 10 and a grinding disc rack 11, a feed inlet 12 is formed in the upper grinding disc 7, the grinding disc base 9 is arranged at the lower end of the lower grinding disc 8, the rotating shaft 10 is arranged at the lower end of the grinding disc base 9, a rotating motor is arranged at the lower end of the rotating shaft 10 to provide kinetic energy for the rotating motor, and a material receiving hopper 13 is arranged at the lower end of the grinding disc; a plurality of limiting blocks 16 are arranged on the lower side of the upper grinding disc 7, so that the lower grinding disc 8 is limited, the crushing efficiency of the upper grinding disc is improved, the upper grinding disc 7 is mounted on the grinding disc rack 11 through an adjusting button, and rotational friction is formed between the upper grinding disc 7 and the rotating lower grinding disc 8, so that the lower grinding disc 8 is prevented from excessively shifting, and the crushing efficiency is reduced; the material receiving end of the material receiving pipe 6 is provided with a funnel-shaped interface, so that the material receiving efficiency is improved, the waste of materials is avoided, the material receiving pipe 6 is in a spiral shape, the inner wall of the material receiving pipe is smooth, the blanking speed of the material receiving pipe is improved, the blockage of the material in a pipeline is avoided, the crushing efficiency of the pipeline is improved, the discharge end of the material receiving pipe 6 is arranged above the feed port 12, the occurrence of raised dust in the falling process of the material is avoided, and the working environment is improved; the grinding disc is a zirconia ceramic grinding disc, and has the characteristics of high toughness, high bending strength, high wear resistance, excellent heat insulation performance and thermal expansion coefficient close to that of steel; the smooth cambered surface of 7 up end for the indent on the head stone, cambered surface lower extreme is arranged in to feed inlet 12, and the material landing of being convenient for is to feed inlet 12, avoids the material to pile up on the quotation, causes the material directly to drop to connect hopper 13 in to influence the feeding of next process equipment.

Before the operation, whether the equipment operates normally is checked firstly, then materials are put into the extrusion crusher 1, the materials enter the material bin 14 after being extruded by the extrusion crusher 1, the extruded materials fall down and enter the feeding machine 15 after being buffered by the material bin 14, the feeding speed is adjusted by the feeding machine 15 so that the materials fall on the belt conveyor 4 uniformly, the speed of the belt conveyor 4 is adjusted so that the materials are discharged uniformly, and the phenomenon that the materials are accumulated on the disc surface to influence the crushing quality and the crushing efficiency is avoided; the material enters the crushing system through the buffering of the material receiving pipe 6, and forms rotational friction with the upper grinding disc 7 through the rotation of the lower grinding disc 8, a plurality of limiting blocks 16 are arranged on the lower side of the upper grinding disc 7, so that the lower grinding disc 8 is limited, the crushing efficiency is improved, and the material directly falls into the material receiving hopper 13 after being crushed by the crushing system; this application simple operation has effectively solved current lithium electricity material crushing equipment and has had the control ability poor to ejection of compact granularity, and easy putty, on-the-spot clearance, maintenance work increase, and the product of output can not reach the problem that next process equipment feeding required.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

The present invention is not limited to the specific embodiments disclosed above, and the above-mentioned embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and any minor modifications, equivalent substitutions and improvements made to the above-mentioned embodiments according to the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. The lithium battery material crushing equipment comprises an extrusion system, a conveying system and a crushing system which are sequentially connected; the method is characterized in that: the extrusion system comprises an extrusion crusher (1) and a reverse impact plate (2), the reverse impact plate (2) is arranged on the inner wall of the extrusion crusher (1) through a connecting rod (3), a conveying system is arranged below the extrusion crusher (1), the conveying system is a belt conveyor (4), a receiving groove (5) is arranged at the lower end of the belt conveyor (4), the discharge end of the belt conveyor (4) is connected with a crushing system through a receiving pipe (6), the crushing system comprises a grinding disc, the grinding disc comprises an upper grinding disc (7), a lower grinding disc (8), a grinding disc base (9), a rotating shaft (10) and a grinding disc rack (11), a feed inlet (12) is arranged on the upper grinding disc (7), the lower end of the lower grinding disc (8) is provided with the grinding disc base (9), the lower end of the grinding disc base (9) is provided with the rotating shaft (10), the lower end of the grinding disc is provided with a receiving hopper (13).

2. The lithium battery material crushing device according to claim 1, wherein: the lower end of the extrusion crusher (1) is provided with a material bin (14), and the lower end of the material bin (14) is provided with a speed-adjustable feeder (15).

3. The lithium battery material crushing device according to claim 1, wherein: the material receiving end of the material receiving pipe (6) is provided with a funnel-shaped interface, the material receiving pipe (6) is in a spiral shape, the inner wall of the material receiving pipe is smooth, and the discharge end of the material receiving pipe (6) is arranged above the feed inlet (12).

4. The lithium battery material crushing device according to claim 1, wherein: the grinding disc is made of zirconia ceramic, the upper end face of the upper grinding disc (7) is a smooth cambered surface which is inwards concave, and the feed inlet (12) is arranged at the lowest end of the cambered surface.

5. The lithium battery material crushing device according to claim 1, wherein: a plurality of limiting blocks (16) are arranged on the lower side of the upper grinding disc (7), the upper grinding disc (7) is installed on the grinding disc rack (11) through adjusting buttons, and rotating friction is formed between the upper grinding disc and the rotating lower grinding disc (8).

6. The lithium battery material crushing device according to claim 1, wherein: the width of the material receiving groove (5) is larger than that of the belt conveyor (4), and the length of the material receiving groove (5) is smaller than that of the belt conveyor (4).

7. The lithium battery material crushing device according to claim 1, wherein: the anti-impact plate (2) adopts a spring sieve plate, and a vibration motor is arranged on the anti-impact plate (2).