The invention discloses an automatic shoe tying device which comprises a shoe sole, an upper, a plurality of elastic fine shoelaces, a plurality of traction hoses, a pair of pure manual tightening modules, a plurality of sensors and a pair of winding plants, wherein one end of one elastic fine shoelace in two adjacent elastic fine shoelaces is fixedly connected onto the left side upper of the upper, the other end of the elastic fine shoelace penetrates through the corresponding traction hose positioned on the right side upper of the upper and wound on a winding shaft of one winding plant, oneend of the other elastic fine shoelace is fixedly connected onto the right side upper of the upper, and the other end of the other elastic fine shoelace penetrates through the corresponding traction hose positioned on the left side upper of the upper and wound on a winding shaft of the other winding plant; the sensors are arranged on the shoe sole and the upper; and the pure manual tightening modules act on the corresponding winding plants. The automatic shoe tying device disclosed by the invention is capable of automatically or manually loosening or tightening the shoelaces and is convenientto use.