The automatic cleaning cloth for printing machines is made of natural wood pulp and polyester fibers as raw materials, and is processed by a unique water jet method, forming a special structure of wood pulp/polyester double-layer material, with strong durability. The cleaning cloth uses a specially made environmentally friendly non-woven fabric, containing more than 50% of wood pulp content, is even, thick and does not shed hair, and has high toughness and excellent water absorption performance. The automatic cleaning cloth for printing machines also has excellent water absorption and oil absorption, softness, dustproof and anti-static properties.