Automatized tide type irrigation device matched with mobile seedling bed

The invention relates to an automatized tide type irrigation device matched with a mobile seedling bed. The automatized tide type irrigation device matched with the mobile seedling bed comprises a mobile seedling bed frame, a single mobile seedling bed connected onto the mobile seedling bed frame in a sliding mode and a seedling tray arranged on the single mobile seedling bed and further comprises a reciprocating motion unit, an irrigation spray head, a connecting top plate, an irrigation pipeline, a storage pond and a magnetic valve. The storage pond is arranged at the middle-lower portion of the mobile seedling bed frame, one end of the irrigation pipeline is inserted into the storage pond, the other end of the irrigation pipeline is connected with the irrigation spray head, the reciprocating motion unit is connected with the irrigation spray head through the connecting top plate and drives the irrigation spray head to move vertically so as to enable the irrigation spray head and the seedling tray to be con