The invention provides an efficient coating spraying curing oven which comprises a curing device, the curing device comprises a curing oven body, a sealing door, a moving groove, a mounting groove, a curing groove, a bearing plate, a base, a stand column and a heating lamp, the moving groove is formed in the front end face of the curing oven body, and the mounting groove is formed in the rear side of the moving groove; the sealing door is slidably connected into the moving groove, the curing groove is formed in the curing oven body, the base is fixedly connected to the bottom of the curing groove, the stand column is fixedly connected to the upper end face of the base, the bearing plate is placed on the upper end face of the stand column, and the two sets of heating lamps are installed on the inner walls of the two sides of the curing groove correspondingly. The upper end face of the curing device is fixedly connected with a peculiar smell adsorption device, the peculiar smell adsorption device comprises a communicating pipe, an induced draft fan, fan blades and an adsorption mechanism, the induced draft fan is fixedly connected to one side of the upper end face of the communicating pipe, coating curing is more uniform, meanwhile, the cooling capacity of the device is improved, and the curing efficiency is higher.