The invention belongs to the technical field of enameled wire production, specifically to an improved enameled wire production line. The production line is sequentially provided with the following parts along a wire advancing direction: a wire harness discharging device, a wire drawing device, a cleaning device, an annealing device, a cooling device, a painting and baking device, a lubricating device, and a take-up device, wherein the take-up device comprises a tensioning control assembly, a wire arrangement assembly and a take-up reel; the tensioning control assembly comprises a horizontal sliding guide rail, a guide block, a swing wheel and a follow-up rotating rod; the cleaning device at least comprises a guide, wherein an added jacket with a through groove is arranged in a wire passinghole of the guide; and the lubricating device comprises a fixed block and a movable block which are joined oppositely so as to surround and form a through hole for a felt to put in. The improved enameled wire production line provided by the invention is more flexible to operate and higher in working reliability, so that the wire production efficiency and the finished product quality of an existing enameled wire production line can be effectively improved.