PURPOSE: A pet waste processing device is provided to enable a user to more easily process pet waste and to more easily induce excretion of a pet. CONSTITUTION: A pet waste processing device comprises: a body(10); an excretion board(30) in which pet waste is received into the body by discharging pet waste locating in the top to the bottom; and a bead member(50) inducing the excretion of the pet locating on the top of the excretion board. The excretion board is comprised of one side excretion board and the other side excretion board. The body is equipped with a cylinder rotating and moving the other side of one side excretion board and one side of the other side excretion board to the top and bottom.
