Full-automatic roll material laser processing production line and roll material processing method

The invention discloses a full-automatic roll material laser processing production line, which belongs to the field of automatic cutting processing production line equipment, and comprises an unreeling machine, a correction and film covering all-in-one laser cutting machine, an automatic reeling device, a blanking sorting machine and an alternate material bearing table which are arranged in sequence, and the blanking sorting machine is arranged above the laser cutting machine; the alternate material bearing table is arranged on one side of the discharging sorting machine, the automatic winding device is arranged on one side of the unwinding machine and comprises a feeding groove and a sliding frame, the feeding groove is formed in the sliding frame, and the sliding frame is connected to the unwinding frame in a sliding mode and can move in the direction parallel to the axial direction of an unwinding roller. Before being cut, the roll material can be leveled and aligned, so that the position of the roll mater