Printing machine printing ink drying device

The utility model relates to a printing machine printing ink drying device belongs to lithography apparatus. The technical scheme who adopts is: the material of undertaking the printing of gets into the rollers set and draws forth, around the cylinder that has the material of undertaking the printing of at upper portion cladding drying box body, be equipped with heating device in the drying box body, induced air device and fan housing, drying box body is equipped with to open at the feed end of the material of undertaking the printing of there is the air inlet, drying box body's lateral wall is opened has the gas vent, gas let in the induced air device in heating device absorbed drying box body after the heating, the induced air device will heat hot -blast the letting in in the fan housingin back, the fan housing approaches the material of undertaking the printing of, the chill roll cooling is introduced to the material of undertaking the printing of after going out drying box body around the cylinder. The ut