Continuous production device for powdery water-soluble fertilizer

The utility model relates to a powder water-soluble fertilizer continuous production device, which comprises a spiral feeding machine, a powder spiral ribbon mixer, a buffer bin, a packaging machine and a bag sewing machine, and is characterized in that the spiral feeding machine, the packaging machine and the bag sewing machine are respectively fixed on the ground, the buffer bin is arranged right above the packaging machine, and the bag sewing machine is arranged right above the packaging machine. The powder helical ribbon mixer is mounted right above the buffer bin, a discharge port of the spiral feeder is right opposite to a feed port of the powder helical ribbon mixer, a discharge port of the powder helical ribbon mixer is right opposite to a feed port of the buffer bin, a discharge port of the buffer bin is right opposite to a feed port of the packaging machine, and joints of adjacent devices are all connected through hoses. Dust in the production process can be effectively reduced, and materials are qu