Detection device of shortage in tobacco box

The utility model provides a detection device of a shortage in a tobacco box. The detection device comprises a system control PLC, a smart camera, a system light source, an industrial personal computer, a push plate origin detection switch, a push plate position synchronous detection switch, a full box detection photoelectric switch, a camera shooting trigger level detection switch, a bar code reader, a bar code reading trigger switch, a tobacco box tape sealer executing mechanism and a shortage audible and visual alarm mechanism, wherein the smart camera, the system light source, the industrial personal computer, the push plate origin detection switch, the push plate position synchronous detection switch, the full box detection photoelectric switch, the camera shooting trigger level detection switch, the tobacco box tape sealer executing mechanism and the shortage audible and visual alarm mechanism are connected with the system control PLC respectively; the smart camera and the bar code reader are connected