Control system for material blockage treatment of tobacco shred production conveyor

The utility model discloses a control system for material blockage treatment of a tobacco shred production conveyor. The control system comprises a material level height monitoring sensor, a PLC (Programmable Logic Controller), a variable-frequency governor, a change-over switch, a material distribution valve and a buffer feeding machine, the material level height monitoring sensor is installed above the control conveying belt. The PLC is electrically connected with the material level height monitoring sensor and the variable-frequency governor, and the PLC is used for receiving signals, adjusting and controlling the speed of the conveying belt and controlling the change-over switch by controlling the variable-frequency governor; the PLC is electrically connected with the change-over switch, and the change-over switch is connected with the material distributing valve. And the material distributing valve is arranged among the front-end conveying belt, the control conveying belt and the buffer feeding machine a