Printing ink curing device for paper printing

The utility model discloses an ink curing device for paper printing, which structurally comprises a second-order drying inner box, a curing box, a gas filter, a conveying belt, a support frame and a controller, the second-order drying inner box is fixed on the right side of the curing box through bolts, the top of the curing box is mutually nested with the gas filter, the curing box is arranged on the top of the conveying belt, and the support frame is arranged on the top of the conveying belt. The conveying belt is located on the top of the supporting frame and mechanically connected with a motor in the supporting frame, and a groove in the front end of the supporting frame is nested with the controller shell. The improved paper printing ink curing device has the beneficial effects that airflow is introduced into a heat dissipation cavity of a separation top plate through a flow dividing pipe, so that an airflow layer is generated at the top of a guide side plate, the bottom of paper passing through the airf