Invalidated ticket rejecting system

The invention relates to an invalidated ticket removing system which comprises an invalidated ticket sucking device, an invalidated ticket bin and an electrical control system. The invalidated ticket suction device is controlled by the electrical control system and is used for sucking invalidated tickets to be rejected and putting the invalidated tickets to be rejected into the invalidated ticket bin; the invalidated ticket suction device comprises a sliding table used for placing a pile of banknotes containing the invalidated tickets to be removed; the suction cup is used for counting the banknotes through rotation so as to move to the position of the to-be-rejected invalidated tickets and separating the to-be-rejected invalidated tickets from the banknotes; and the suction nozzle is used for sucking the separated to-be-rejected invalidated tickets and putting the to-be-rejected invalidated tickets into the invalidated ticket bin. The method can improve the efficiency and reliability of rejecting the invalid