Cosmetic production line with external air isolation function

The utility model discloses a cosmetic production line with an external air isolation function. The cosmetic production line with the external air isolation function comprises a bearing table, a conveying device, a bottle filling device, a capping device, an isolation hood and an air curtain machine. The bearing table is provided with a bearing plane, and the bearing plane is used for installing the conveying equipment, the bottle filling equipment, the capping equipment and the isolation hood. The conveying equipment is used for conveying bottle bodies in the horizontal direction, the bottle filling equipment is used for conveying cosmetics into the bottle bodies, and the capping equipment is used for capping bottle openings of the bottle bodies; the isolation hood covers the conveying equipment, the bottle filling equipment and the cap sealing equipment, the isolation hood and the bearing plane define a production space, and the isolation hood is further provided with a feeding port allowing the bottle bodi