Computer controlled film quality detecting device

The invention discloses a computer controlled film quality detecting device. Wherein a table board is arranged on the top end of a detecting device rack, an air collecting drum is mounted in the tableboard, and an air collecting net is arranged in the air collecting drum; a pressure retaining cover is arranged above the table board; a pressure roller swing arm is hinged on the inner wall of the pressure retaining cover; a pressure roller is arranged on one end of the pressure roller swing arm; a fan is arranged on an intermediate position of the outer wall of the pressure retaining cover; a hollow shaft is fixed on the side wall of one side of the table board; a bearing is mounted on the hollow shaft; one end of the bearing is fixed on the inner side wall of a box body; a fixed block is fixed on the lower end of the bearing; a limit rod is slidably mounted on the lower end of the fixed block; a yaw shaft is arranged on the right side of the fixed block; a mirror is mounted on the yawshaft; a packing cup is fi