Peanut harvester

The utility model provides a peanut harvester, relates to an automatic harvesting device and in particular relates to a peanut harvester for automatically harvesting peanut. The peanut harvester is low in labor cost, high in working efficiency and automatic in harvesting. The peanut harvester comprises a frame (1), a tire (19), a bottom sieve (2), a chain sieve (3), a shovel plate (5) and a towing vehicle. The tire (19) is mounted at the bottom of the frame (1); the right end of the frame (1) is fixed with the towing vehicle; the towing vehicle is used for towing the frame (1) to move to the right from the left; the shovel plate (5) is arranged at the bottom of the right end of the frame (1); the shovel plate (5) is inclined from the left top to the right bottom; the chain sieve (3) is arranged on the left side of the upper surface of the shovel plate (5); the chain sieve (3) is rotatably mounted on the frame (1); the chain sieve (3) is used for sieving materials shoveled out by the shovel plate (5); the bottom sieve (2) is mounted at the bottom of the frame (1).