The utility model relates to a vacuum sterile capping device. The vacuum sterile capping device comprises a vacuum capping module and a
conveyor belt, the vacuum cover pressing module comprises a material transferring
assembly, a sealing cover, a material injecting
assembly and a cover pressing
assembly. The material rotating assembly comprises a rack, a stepping motor, a bottom plate, a material
rotating disc and a top plate. The stepping motor is used for driving the
rotating disc to rotate, and the bottom plate and the top plate are statically arranged relative to the rack. And the material
rotating disc is provided with a material receiving groove. The top plate is provided with a material injection groove, a material falling groove and a material pressing groove. The sealing cover is provided with a first feeding port, a second feeding port, a discharging port, a vacuumizing connector, a material
injection port and a gland port. A sealing cover, a top plate, a material rotating disc and a top plate are used for constructing a sealing structure, after a vacuum source is connected, a
skin care product
injection procedure, a cover hanging procedure and a cover pressing procedure are all completed in a vacuum
sterile environment, dust,
bacteria and the like are prevented from invading the
skin care product, the risk that impurities and
bacteria are mixed into the
skin care product is reduced, the product deterioration probability is reduced, and the product quality is improved. And the
shelf life of the product is prolonged.