Paper product printing drying device

The utility model relates to the technical field of printing devices, and discloses a paper product printing and drying device which comprises a shell, supporting legs are fixedly installed at the bottom of the shell, one ends of the supporting legs are fixedly installed on the two sides of a conveying device, and the two ends of the conveying device are fixedly installed in a purification cavity.An inner wall is fixedly mounted on one side of the purification cavity, the inner wall is fixedly connected with the shell, and a fixing block is fixedly mounted on the inner wall of one side of thepurification cavity. The isolation block is installed on the conveying belt, the air guide holes are formed in the isolation block, the two ends of the conveying belt are fixedly installed in the purification cavity, waste gas treatment is conducted through the graphite rods, the activated carbon layer and the screen, the effect of treating printing waste gas is achieved, and the hot air fan andthe cold air fan which are