The invention discloses an automatic continuous bale opener which comprises a left conveying belt, a right conveying belt, a driving rolling wheel and a rack. The rack comprises a lifting fixing frame, a conveying fixing frame, a tool rest and a fork wheel fixing frame, the driving rolling wheel is fixed to the lifting fixing frame through a central rotary shaft, a conveying rolling wheel is arranged at the upper end of the conveying fixing frame, an upper layer of returning rolling wheel and a lower layer of returning rolling wheel are arranged on the fork wheel fixing frame, symmetric rotary sleeves are arranged on the two sides of the upper end of the fork wheel fixing frame, bale forking rods for adjusting rotation are arranged in the rotary sleeves, the left conveying belt and the right conveying belt are arranged on the driving rolling wheel, the conveying rolling wheel and the returning rolling wheels in parallel, a tool is arranged in the middle of the tool rest, and the tool is located between the left conveying belt and the right conveying belt. The automatic continuous bale opener is simple in structure and low in manufacturing cost, unified regulation is achieved, automatic continuous bale opening can be achieved, the bale opening efficiency of material bales is greatly improved, materials are treated fully and cleanly, manpower cost is lowered, economic benefits are improved, and waste plastic bags generated after bale opening can be recycled.