Electroplating solution purification device

The utility model belongs to the technical field of electroplating, and provides an electroplating liquid purifying device which comprises a filtering assembly and a circulating mechanism, the filtering assembly is hung in the electroplating bath, the filtering assembly comprises at least two filtering boxes which are overlapped in sequence, a plurality of filtering holes are formed in the side wall of each filtering box, and an inner cavity of the filtering box located on the innermost side forms a filtering groove; the filtering holes in the filtering boxes are reduced in sequence; the anode is arranged in the filter tank; in a working state, the liquid level in the filter tank is higher than that of the electroplating tank; the circulating mechanism comprises a pipeline and a circulating pump, the water outlet end of the pipeline is communicated with the filter tank, and the water inlet end of the pipeline is positioned at the bottom of the electroplating tank. According to the utility model, the electropl