The invention provides a printing device of a printing face fabric, belongs to the technical field of machinery, and solves the problem of poor printing quality of the existing printing device. The printing device of the printing face fabric comprises a printing chamber, a humidification and dedusting chamber and a drying chamber, wherein a cloth inlet is formed in the humidification and dedusting chamber; the humidification and dedusting chamber is internally provided with a cloth guide roll I; the cloth guide roll I is hollow; one end of the cloth guide roll I is enclosed; a plurality of water spray holes are formed in a side wall of the cloth guide roll I; a drain pipe is inserted into the other end of the cloth guide roll I; a water pump is mounted at the bottom of the humidification and dedusting chamber; the drain pipe is communicated with an outlet of the water pump; the humidification and dedusting chamber is further internally provided with two gas gathering barrels; the gas gathering barrels located between the cloth inlet and the cloth guide roll I; the two gas gathering barrels are symmetrically arranged in a transportation direction of the face fabric; a barrel port of the gas gathering barrel faces towards the face fabric; a dust collector and a gas gathering box with an enclosed inner cavity are mounted on the outer side of the humidification and dedusting chamber; and inner cavities of the gas gathering barrel and an inlet of the dust collector are communicated with the inner cavity of the gas gathering box. The printing device has the advantage of good printing quality.