The invention discloses a film sticking device for PVC plates. The film sticking device comprises a base, a machine frame, a telescopic rod, a traction roller, an inflatable sleeve, a spring, a film roller, a thin film, a conveying device, a feeding inlet, a discharging outlet, a motor, a turning wheel and bristles; the upper part of the base is provided with the machine frame, the telescopic rodis arranged at the bottom of the transverse part of the machine frame, and the traction roller is rotatably arranged at the lower end of the telescopic rod; the circumferential surface of the tractionroller is sleeved with the inflatable sleeve, and the spring is arranged outside the telescopic rod; the film roller is arranged at the upper right of the traction roller, and the thin film is arranged at the outer side of the film roller; the conveying device is arranged below the traction roller, the feeding inlet is arranged at the right side of the machine frame, and the feeding outlet is arranged on the left side of the machine frame; and the motor is arranged at the right side of the machine frame, the turning wheel is arranged on a rotating shaft of the motor, and the bristles are arranged on the circumferential surface of the turning wheel. Compared with the prior art, the PVC plates can be quickly and conveniently filmed by the film sticking device, the efficiency and the effectof film sticking are improved, and the PVC plate processing is facilitated.