Preparation method of antibacterial tent fabric

The invention discloses a preparation method of an antibacterial tent fabric, the antibacterial tent fabric comprises a base cloth and a functional coating, and the preparation method comprises the following steps: taking modified polyester fibers and millet fibers, and twisting the modified polyester fibers and the millet fibers by using a twisting machine to prepare mixed yarns with the twist degree of 800-1200 twists/m; weaving the mixed yarns into base cloth, wherein the tightness of the base cloth is 90-95%; the preparation method comprises the following steps: respectively cleaning base cloth in ethanol and deionized water for 10-20 minutes, drying at the temperature of 80-100 DEG C, and carrying out plasma treatment on the base cloth for 100-120 seconds to obtain surface modified base cloth; a functional coating is sprayed on the surface of the surface modified base cloth, drying is conducted, a functional coating is formed on the surface of the surface modified base cloth, the dry weight of the coatin