Unpowered automatic un-hooking device

The invention discloses an unpowered automatic un-hooking device. The device comprises a supporting substrate and a plurality of sets of hanging hook tackles; the upper surface of the outer edge of the supporting substrate is provided with a guide rail edge plate; a hook falling opening is formed between one inner side surface of the guide rail edge plate and the front side end of the supporting substrate; the side surface of one set of mounting plate is fixedly provided with a first electric push rod; the side surface of the other set of mounting plate is fixedly provided with a second electric push rod; the first electric push rod is activated, the hanging hook tackle of the guide rail edge plate, which is located at the first electric push rod, can slide to an arc-shaped hook guiding edge through the action of gravity; and a hanging hook plate tilts under the action of gravity, so that an article leaves the surface of the hanging plate. The unpowered automatic un-hooking device of the invention is simple i