Pay-off rack device of coil winding machine

The utility model provides a pay-off rack device of a coil winding machine. The pay-off rack comprises a pay-off rack body, wheels are arranged below the pay-off rack body. The pay-off rack body is symmetrically provided with a rack body I and a rack body II. A fixed block I and a fixed block II are respectively arranged above the frame body I and the frame body II; a fixed shaft is arranged in the middle of the fixed block I; a band-type brake device is mounted at one end, penetrating through the fixed block I, of the fixed shaft; an adjusting nut is installed on the band-type brake device, atip cone I is installed at the tail end, an adjustable lead screw is installed in the middle of the fixing block II, the two ends of the adjustable lead screw penetrate through the fixing block II, atip cone II is installed at the penetrating end, the other penetrating end is connected with a hand wheel, a loosening screw is installed on the fixing block II, and the lower end of the loosening screw abuts against the adju