▎ 摘　　要

NOVELTY - The utility model relates to a graphite alkenyl negative electrode processing device technology field, and claims a sieving device for processing graphene-negative electrode material, comprising a ground foot, the ground foot top part fixedly connected with the machine body, the left side of the machine body is fixedly connected with a driving box top part the middle part of the machine body top part fixedly connected with a feeding groove, the machine body is provided with a sieving cavity, the sieving cavity is provided with a sieving mechanism close to the top part, the bottom of the sieving cavity is provided with a collecting mechanism, the front top part the machine body is hinged with a protective door, the sieving mechanism comprises a motor, an elliptical disc, a fixing plate, a spring, a connecting block, a sieving groove and a material taking door. The sieving device for processing graphene-based negative electrode material, when the graphite alkenyl material negative electrode screened, the graphite alkenyl material negative electrode put into the machine body, opening the motor, the motor drives the elliptical disc to rotate when working, the sieving groove to shake up and down, so as to screen the graphite alkenyl material negative electrode the sieving groove to work.