The invention discloses a casting shelling and cleaning device. The casting shelling and cleaning device comprises a rack; a roller is arranged on the rack and internally provided with a rolling shaft in a rotary mode, the rolling shaft is provided with a spiral blade, and the roller is provided with a feeding port and a discharging port which is connected with a discharging cylinder; an opening is formed in the side wall of the discharging cylinder, a cavity is formed in the inner side wall of the discharging cylinder and internally provided with a piston in a slidable mode, and the piston is connected with a piston rod; a baffle is hinged to the discharging port, a first spring is connected between the baffle and the piston rod, and a filter net is connected with the opening and a casting collecting box; a spray head is arranged above the filter net, a waste water collecting box and a water supply box are arranged below the filter net, and the water supply box is provided with a water pump; and a first connecting pipe communicates between the water supply box and the cavity and is provided with a one-way valve, and a second connecting pipe is arranged between the cavity and the spray head. Compared with the prior art, the casting shelling and cleaning device is even in stress and easy to operate during sand shell separating.