Introduction of waste lithium battery pole piece separator

2024-08-28

The specific working principle of the waste lithium battery separator: Feeding: When the motor drives the main shaft to start rotating, the crusher shears the pole piece material, and the high-frequency shear force effectively crushes the lithium battery pole piece material. At this time, the material is discharged through the crusher outlet. Diaphragm separation: When the whole machine starts to operate, the diaphragm sorting system uses wind power to collect the crushed plastic diaphragm, and the packaging equipment automatically packs the slow-loading material. Copper and aluminum separation: After the pole piece material is separated from the positive and negative electrode materials, the copper and aluminum metals are mixed, which can be customized to meet different copper and aluminum processing purity requirements.

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Waste lithium battery separator Waste lithium ion battery separator: Shell separation: The shell shape of waste lithium ion batteries is the same, but different. It is a good process to separate the shell from the positive and negative electrodes according to different equipment for shells of different materials. While ensuring the sorting efficiency, it can also ensure the purity of the material. Positive and negative electrode separation: The separation of the shell from the positive and negative electrode materials requires a crushing stage. When the battery materials after the shell sorting are still closely connected, breaking them up through a crushing stage is conducive to the later crushing and separation. Copper and aluminum separation: When copper and aluminum metals are mixed, in order to meet different copper and aluminum processing purity requirements.

Waste lithium battery separator When waste lithium batteries, copper and aluminum in lithium-ion battery pole pieces and positive and negative active materials, copper and aluminum metals are to be separated, the lithium-ion battery shell mixture is transported from the sealed conveying facility to the crushing stage. During the transportation process, the gas and impurities are separated through the dust removal and odor collection system. The materials that meet the crushing standards are separated from the diaphragm and active materials by shearing and crushing, and separated by using the specific gravity frequency difference. The materials under the vibration frequency driven by the motor complete a sorting process.

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