The invention provides a reeling machine. The reeling machine comprises a sleeve and a sleeve adapter, wherein the sleeve is used for reeling strip steel; the sleeve comprises a first sleeve end surface and a second sleeve end surface parallel to the first sleeve end surface; the sleeve adapter is arranged on the outer surface of the sleeve; a first side surface and a second side surface of the sleeve adapter are respectively flushed with the first sleeve end surface and the second sleeve end surface; the sleeve adapter furthermore comprises a first end part and a second end part opposite to the first end part; the second end part protrudes out from the outer surface of the sleeve; and the upper surface of the sleeve adapter is a smooth hook surface and is smoothly transited to the outer surface of the sleeve through the first end part. The invention furthermore provides a speed adjustment method for the reeling machine. The invention aims at providing the reeling machine capable of reducing the lengths of strip steel with marks and the speed adjustment method for the reeling machine.