The invention provides a full-automatic single-rail conveying igniter barrel disc inserting machine. The full-automatic single-rail conveying igniter barrel disc inserting machine comprises a rack, anigniter barrel feeding system, an igniter barrel grabbing system and an empty disc feeding system. The full-automatic single-rail conveying igniter barrel disc inserting machine is characterized by further comprising a vibration disc, a first-level feeding track, a rotation brush, a second-level feeding track, an air cylinder, an empty disc storage device, a gas claw, a stop disc mechanism and atransferring mechanism; the rack comprises a first rack body for supporting the vibration disc, a second rack body for supporting the grabbing system, and a machine case; the igniter barrel feeding system comprises the vibration disc, the first-level feeding track, the rotation brush, the second-level feeding track and the transferring mechanism; the igniter barrel grabbing system comprises a movable arm and the gas claw; and the empty disc feeding system comprises a disc feeding mechanism, a disc outlet mechanism, an empty disc storage device and the stop disc mechanism. According to the full-automatic single-rail conveying igniter barrel disc inserting machine, igniter barrels in the same direction can be screened out through the vibration disc, and the disc inserting machine is used forautomatic disc inserting; and through the full-automatic single-rail conveying igniter barrel disc inserting machine, a large amount of manpower is saved, and work is stable and reliable.