▎ 摘　　要

NOVELTY - The utility model model claims a graphene preparation sieving device, comprising an operation table, the top of the operation table is fixedly installed with a preparation chamber, the top of the preparation chamber is fixedly installed with a motor, the output shaft of the motor is fixedly connected with a rotating rod through the shaft joint and extends to the preparation chamber; the outer surface of the rotating rod is provided with a stirring member, the left and right sides of the preparation chamber are provided with a control assembly, the opposite sides of the two control assemblies are provided with a sieve plate assembly whose one end passes through and extends to the inner part of the preparation chamber. The graphene preparation sieving device, through the top part of the preparation chamber is provided with a feeding port, convenient for putting the raw material, by setting a motor, the motor drives the rotating rod to rotate so that the stirring member to rotate and stir, by setting the stirring member is inclined, then enlarging the stirring area, by setting a control component, the control assembly controls the movement of the sieve plate assembly so as to ensure the sieving effect.