Liquid adding device for wet tissue production

The utility model discloses a liquid adding device for wet tissue production. The liquid adding device is compact in structure, small in space occupancy rate, good in liquid adding effect, high in efficiency and capable of preventing formula liquid from being wasted. The liquid adding device for wet tissue production comprises a rack, a liquid injection assembly, a collecting pipe, a conveying assembly and a liquid adding assembly, the liquid injection assembly, the collecting pipe, the conveying assembly and the liquid adding assembly are arranged on the rack from top to bottom, and the liquid injection assembly comprises a plurality of quantitative liquid injection pumps arranged on the top of the rack and nozzles communicated with the quantitative liquid injection pumps; the spray head is communicated with the liquid adding assembly, the collecting pipe comprises a pipe body of a pyramid-shaped structure and a liquid outlet pipe communicated with the pipe body, the spray head is arranged above an opening o