A curing device comprises a reaction chamber, a workbench provided at a bottom of the reaction chamber, an ultraviolet lamp provided at the top of the reaction chamber for irradiating the workbench, and a light shielding plate provided under the ultraviolet lamp for shielding the second area of the workbench from the light of the ultraviolet lamp. The workbench comprises a first area and a second area surrounded by the first area, the first area corresponds to a non-display area of a display panel to be produced, and the second area corresponds to the display area of the display panel to be produced. The workbench comprises a heating device.