The invention discloses a pay-off device for a steel wire production line. The pay-off device for the steel wire production line comprises a pay-off base, a wire storing disk, a transverse wire guiding rod, a longitudinal wire guiding rod, an auxiliary pay-off wheel and a walking wheel; a pay-off motor is installed on one side of the pay-off base; the output end of one side of the pay-off motor isin transmission connection with a pay-off rotating shaft; the wire storing disk is installed on the outer side of one end of the pay-off rotating shaft; one end of the wire storing disk is fixed to the pay-off rotating shaft through a nut; the auxiliary pay-off wheel is installed on the upper side of the pay-off base; the transverse wire guiding rod is installed at the upper end of one side of the pay-off base; the longitudinal wire guiding rod is installed on one side of the upper end of the pay-off base; a longitudinal pay-off head is installed at one end of the longitudinal wire guiding rod; and a handle is welded to one side of the pay-off base. According to the pay-off device for the steel wire production line, the wire storing disk is installed at one end of the pay-off rotating shaft and is fixed through the nut, the pay-off motor rotates to loosen a steel wire on the wire storing disk, the structure is simple, using is convenient, and pay-off is fast.