Automatic dedusting control system for Raymond mills

The utility model relates to an automatic dedusting control system for Raymond mills, which comprises a LOGO controller, an air switch QF1, a voltage dependent resistor, input buttons and pneumatic butterfly valves. The control system is characterized in that the LOGO controller comprises a CPU (Central Processing Unit) LOGO!230RC and a digital expansion module LOGO!DM8232R, the input buttons are connected with digital input ends of the LOGO controller to input signals, and digital output ends of the LOGO controller are connected with the pneumatic butterfly valves. The automatic dedusting control system for the Raymond mills has the advantages that the control system is used for control dedusting mechanisms of the Raymond mills, so that during operation of the mills, automatic dedusting can be carried out needless of human intervention, and a hand-operated dedusting state can be conveniently switched to and hand-operated discharging can be carried out according to practical requirements when the mills are st