The utility model relates to an anti-winding device of a peanut combine, which comprises an anti-winding blade, a tool apron, a blade fixing plate and a tool apron support plate, wherein the anti-winding blade is fixed on a rack of the peanut combine by the tool apron, and positioned right above a chain wheel shaft connected with two clamping chain wheels; a tool edge of the anti-winding blade is parallel to the chain wheel shaft; one end of the blade fixing plate is connected with the anti-winding blade; the other end of the blade fixing plate is connected with the tool apron; a distance between the tool edge of the anti-winding blade and the chain wheel shaft is 1-2mm; one end of the tool apron support plate is fixed on the rack; and the other end of the tool apron support plate is connected with the tool apron. The anti-winding device solves the problem of peanut seedling winding, so that possible damages of the peanut seedling winding to harvesting equipment are avoided, the time cost and the economy of equipment maintenance are reduced, and the production efficiency is improved.