Stock line cleaning mechanism

The invention discloses a stock line cleaning mechanism which comprises a stock line pipe, a collecting part and a rotating part fixed to the stock line pipe. The stock line cleaning mechanism is characterized in that the stock line pipe is of a hollow pipe body structure, a vertical pipeline of the stock line pipe is attached to the side wall of a pigsty, a horizontal pipeline of the stock line pipe is attached to the ground of the pigsty, and a bottom opening is formed in the attaching position of the stock line pipe and the ground of the pigsty; wires are arranged in the stock line pipe, the wires are parallel to the axial direction of the stock line pipe, the wires are connected with a plurality of scrapers, the scrapers are regularly arranged on length paths of the wires, and end openings are formed in the two ends of the stock line pipe respectively; two wires penetrate through any one of the scrapers, and the positions, close to the two ends of the stock line pipe, of the wiresare crossed at a time, so