Cigarette storage capacity detection method and device for cigarette conveying system

The invention discloses a cigarette storage capacity detection method and device for a cigarette conveying system, wherein the method comprises the steps: enabling a detection shaft of a Hall angle sensor to be connected with an output shaft of a variable frequency motor in the cigarette conveying system; enabling the Hall angle sensor to convert the rotation angle of the output shaft of the variable frequency motor into an electric signal; acquiring a voltage value sequence according to the electric signal; obtaining an accumulated relative rotation angle of the output shaft of the variable frequency motor according to the voltage value sequence; obtaining the relative movement distance of a conveying belt of the cigarette conveying system according to the accumulated relative rotation angle; and obtaining the cigarette storage capacity of the cigarette conveying system according to the relative movement distance of the conveying belt. According to the cigarette storage capacity detection method and device f