Improved automatic screen printing machine

The utility model discloses an improved automatic screen printing machine which comprises the following components: a base, a servo motor which is provided on the base, a linear slide block, a photoelectric switch and a product supporting plate. The product supporting plate is fixed on the linear slide block. After the photoelectric switch detects the position of the screen printing product on the product supporting plate, the servo motor drives the product supporting plate and the screen printing product to move for an accurate specified distance according to the position of the screen printing product, and furthermore a plurality of layers of product can be placed in one time. The efficiency can be improved for 1.5 times over the prior-art automatic screen printing machine. The improved automatic screen printing machine can be operated by one person and reduces labor.