Electroplating copper sulfate tank polishing agent weighing and adding device

The utility model discloses an electroplating copper sulfate tank optical agent weighing and adding device which comprises at least two optical agent weighing hoppers, a guide pipe and an optical agent weighing hopper weighing sensor are arranged below the optical agent weighing hoppers respectively, and the guide pipe is used for guiding optical agents in the optical agent weighing hoppers into adischarging groove switching device below the guide pipe. The discharging groove switching device is provided with separation grooves corresponding to the light agent weighing hoppers, flow guide openings are correspondingly formed in the lower portions of the separation grooves, flow guide pipes corresponding to the light agent weighing hoppers in number are correspondingly arranged below the flow guide openings, the flow guide pipes guide light agents in the separation grooves into corresponding copper sulfate plating groove sets, and the copper sulfate plating groove sets are connected with the discharging groove