The fully automatic plane mask production line is a set of fully automated production equipment for the production of disposable plane masks. This machine is a fully developed (one-to-one) plane mask production line equipment that is basically developed for the plane mask production process in the form of a single machine matching with each other. Through a unique computer program automatic control system, mask body deception conveying system and mask body piece distribution system, it is very scientific and reasonable to connect a mask body machine and a mask earband welding machine to achieve full automation of disposable mask production . The whole workflow is operated by one person. Greatly save labor costs and maximize the profits of enterprises.