Inner hole chamfering machine for machining tubular part

The utility model discloses an inner hole chamfering machine for processing tubular parts, and particularly relates to the technical field of chamfering machine equipment, the inner hole chamfering machine comprises a base, one side of the top surface of the base is fixedly connected with a supporting plate, one side of the top of the supporting plate is provided with an air cylinder, and the output end of the bottom of the air cylinder is fixedly connected with a telescopic rod; a push rod is fixedly connected to the bottom surface of the telescopic rod, a reset mechanism is arranged on one side of the telescopic rod, a fixed plate body is arranged under the push rod, one side of the fixed plate body is fixedly connected with one side of a supporting plate, and an auxiliary mechanism is arranged on the other side of the fixed plate body; a locking mechanism is arranged on the side, close to the supporting plate, of the fixing plate body. By arranging the air cylinder, the air cylinder drives the telescopic r