Preparation system and preparation method of tissue engineering skin

The invention discloses a preparation system and preparation method of tissue engineering skin, and particularly relates to the field of tissue engineering. The preparation system of the tissue engineering skin comprises a mixing mechanism, wherein an acid liquid atomizing mechanism, an alkali liquid atomizing mechanism and a feeding mechanism are arranged on a side surface of the mixing mechanism, a storage mechanism is arranged on the bottom of the mixing mechanism, and a cooling mechanism is arranged in the mixing mechanism; the mixing mechanism comprises a mixing tank; the acid liquid atomizing mechanism comprises an acid liquid atomizer, an atomized acid liquid input pipe is arranged on the acid liquid atomizer, and an acid liquid adding hopper is arranged on the top of the acid liquid atomizer; and the alkali liquid atomizing mechanism comprises an alkali liquid atomizer, an atomized alkali liquid input pipe is arranged on the alkali liquid atomizer, and an alkali liquid adding hopper is arranged on the