The fully automatic PCB board cleaning machine is suitable for on-line cleaning of small board chips, dust, fiber, hair, skin chips, metal tiny particles and other foreign matters on the PCB bonding pad surface before solder paste printing or adhesive coating, Ensure the PCB surface is in a clean state, eliminate the poor welding, such as pseudo soldering, empty welding, warping, skew, etc. in advance, so as to reduce the hidden dangers and improve the product quality. Develop and design special equipment according to PCB cleaning requirements of SMT production line. Equipped with standard electrostatic removal function, completely eliminate electrostatic interference. Contact cleaning method, the cleaning rate of more than 99%, to ensure efficient, stable, lasting cleaning effect.