An advanced treatment and recycle device for papermaking wastewater relates to the treatment of the papermaking wastewater. The advanced treatment and recycle device for the papermaking wastewater which is based on the combination of a nanometer catalysis and electrolysis technology and a membrane technology, has a lower cost and a higher efficiency, and can reach the goal of recycling is provided and comprises a nanometer catalysis and electrolysis system, a membrane filtering separation system and a membrane cleaning regeneration system. The nanometer catalysis and electrolysis system is provided with a stop valve, a water pump, a nanometer catalysis and electrolysis tank, a buffer depositing tank and a filtering tank; the membrane filtering separation system is provided with a stop valve, a water pump, a security filter, a high-pressure pump, a reverse osmosis filtering membrane system and a dialysate storage tank; and the membrane cleaning regeneration system is provided with a cleanout fluid tank and a connecting pipeline.