Fecha de publicación: 29/03/2022 Fuente: WIPO "tobacco agriculture" The utility model relates to a tobacco seedling leaf cutting device, which belongs to the technical field of tobacco agricultural machinery and comprises a leaf cutting machine and a conveying component. The leaf cutting machine comprises a leaf cutting cover, a machine frame, a residual leaf outlet, a motor, a transmission shaft, blades and a disc frame. The leaf cutting cover is fixed above the rack, and a residual leaf outlet is formed in one side of the leaf cutting cover; the motor is fixed to the top of the leaf cutting cover, and a motor shaft is connected with the upper end of the transmission shaft. A disc rack is arranged below the blade; the conveying assemblies are symmetrically arranged on the two sides of the leaf cutting machine and comprise rollers, conveying belts and supporting columns. The rollers are located at the two ends of the conveying belt which is wound around the rollers. And the roller at one end of the conveying belt is fixed at the tail end of the tray rack, and the roller at the other end is fixed on the supporting column. By arranging the conveying assemblies, the tobacco seedlings are conveyed to the leaf cutting machine through the conveying assemblies, after leaf cutting, the tobacco seedlings are conveyed back to the nursery pond through the conveying assembly on the other side, efficiency can be improved, a large amount of labor is saved, and tobacco seedling damage can be avoided.