Graphite powder screening device

The utility model discloses a graphite powder screening device which comprises a base, a shell is installed on the top of the base, and a screening box is arranged in the shell. A vibration assembly used for providing screening power is installed at the bottom of an inner cavity of the shell, and the top of the vibration assembly is connected with the bottom of the screening box. Graphite coarse powder cannot penetrate through the screen and is blocked at the top of the screen in the screening process, the first discharging assembly is arranged, the graphite coarse powder at the top of the screen can slide into the shell, then the graphite coarse powder enters the first discharging pipe through the shell, and then the graphite coarse powder is discharged through the first discharging pipe. Further, the purpose of conveniently discharging the graphite coarse powder is achieved; by arranging the first discharging assembly and the second discharging assembly, graphite coarse powder and graphite fine powder can b