Foil cleaning production line

The utility model relates to a foil cleaning production line. The foil cleaning production line comprises a cleaning device and a pre-drying S roller device. The pre-drying S roller device comprises a first hot air nozzle and a second hot air nozzle, wherein the first hot air nozzle is used for corresponding to foil before entering a first guide roller, and the second hot air nozzle is used for corresponding to the foil before entering a second guide roller. The first hot air nozzle is provided with an air outlet facing the obverse of the foil before entering the first guide roller, and the second hot air nozzle is provided with an air outlet facing the reverse of the foil before entering the second guide roller. During use, the first hot air nozzle and the second hot air nozzle blow hot air to the obverse of the foil before entering the first guide roller and the reverse of he foil before entering the second guide roller respectively through the respective air outlets, so that water evaporation efficiency is enhanced, residual water on the corresponding surfaces of the foil is removed before the foil enters the corresponding first guide roller or the second guide roller, foil adhesion is avoided, and product quality is guaranteed.