Curing agent spraying device for heat preservation cotton processing

The utility model relates to a curing agent spraying device for thermal insulation cotton processing, which comprises a driving roller, adjusting seats are symmetrically mounted on the driving roller, spraying seats are mounted on the adjusting seats in a sliding manner, a spraying cavity is formed in each spraying seat, a plurality of spraying holes are formed in the bottom side of each spraying seat, a feeding pipe communicated with the spraying cavity is mounted on the top side of each spraying seat, and the spraying holes are communicated with the spraying cavities. L-shaped blocking bases are symmetrically mounted on the bottom side of the spraying base, and sealing plates are slidably mounted at the two ends of the bottom side of the spraying base correspondingly; a two-way pneumatic cylinder works to drive a connecting plate to move, then a sealing plate is driven to move on a blocking seat of a spraying seat, spraying holes are shielded and sealed through cooperation of sealing strips, it is guarantee