Door plate film laminating machine

The utility model discloses a door plate film laminating machine which comprises a film laminating machine body, a first conveying belt penetrating through the two sides is arranged in the film laminating machine body, a drying box is arranged on one side of the film laminating machine body, openings are formed in the two sides of the drying box, a second conveying belt is arranged on the side, away from the film laminating machine body, of the drying box, and the second conveying belt penetrates through one opening to enter the drying box. A transmission shaft on the second conveying belt is connected with a first motor, the first motor is arranged on the outer side of the drying box, three rollers are arranged in the drying box, the two ends of each roller are rotationally arranged on the two sides of the drying box, an annular brush plate is arranged between the two rollers, one side of the annular brush plate is connected with one side of the drying box through a spring, and an output shaft of the first m