Quartz sand sorting machine

The utility model discloses a quartz sand sorting machine which comprises a sorting box (1), a water inlet pipe (2), a driving motor (3), a central pipe (4) and a vibrating screen (5), wherein a waterinlet pipe (1) is arranged at the bottom of the sorting box (1), and the water inlet pipe (1) is communicated with the sorting box (1) through a plurality of water inlet branch pipes (21); a centralpipe (4) is mounted in the center of the top of the sorting box (1), the central pipe (4) extends into the lower side of the interior of the sorting box (1), and a spiral groove is formed in the innerwall of the central pipe (4); a plurality of horizontal stirring and filtering assemblies are arranged at the lower portion of the center pipe (4) in the longitudinal direction of the center pipe (4)at intervals, and a plurality of center pipe discharging hoppers (42) are arranged above each horizontal stirring and filtering assembly. The sorting device is simple in structure and easy and convenient to operate, and the sor