Waxing device for textile yarn

The invention discloses a waxing device for textile yarn. The waxing device includes a tension roller, a lower surface waxing mechanism and an upper surface waxing mechanism; the tension roller is arranged on a left end of the lower surface waxing mechanism; a first guide roller is arranged a right end of the lower surface waxing mechanism; first supporting plates are arranged under the tension roller and the first guide roller; bearings are arranged on upper ends of the first supporting plates; the first guide roller and the tension roller are sleeved by the bearings; a second guide roller isarranged on the first guide roller; and the second guide roller is fixed above the lower surface waxing mechanism through a second supporting plate. The lower surface waxing mechanism includes a liquid wax box and a heating pipe; a plurality of waxing rollers are arranged in the liquid wax box; rotation rods are arranged on the internal centers of the waxing rollers; two ends of the rotation rodspass through the liquid w