Spray head cleaning and moisturizing device and digital printing machine

The utility model discloses a nozzle cleaning and moisturizing device and a digital calico printing machine, and relates to the technical field of digital calico printing, the nozzle cleaning and moisturizing device is applied to the digital calico printing machine, the nozzle cleaning and moisturizing device comprises a nozzle, the nozzle is communicated with an ink box, and the ink box is communicated with a positive pressure assembly; when the nozzle cleaning and moisturizing device is in the ink pressing state, the positive pressure assembly is used for providing positive pressure for the ink box to conduct positive pressure ink pressing cleaning on the nozzle. The mode of cleaning the spray head through positive-pressure ink pressing can ensure that the spray head is always filled with ink, and the phenomena of bubbles, ink interruption, wire drawing and the like are not easy to generate, so that the spray head is easy to discharge ink for use during printing. 本实用新型公开了一种喷头清洗保湿装置及数码印花机，涉及数码印花技术领域，其中喷头清洗保湿