Single driven ultrasonic elliptical vibrating device

The invention discloses a single driven ultrasonic elliptical vibrating device which comprises a frame. An elliptical vibrating rod and a conical amplitude transformer are arranged on the frame; wherein the axes of the elliptical vibrating rod and the conical amplitude transformer are perpendicular to each other, the lower end of the elliptical vibrating rod is fixedly connected with the small end of the conical amplitude transformer; the large end of the conical amplitude transformer is connected with an energy converter; and the energy converter is connected with an ultrasonic generator. The single driven ultrasonic elliptical vibrating device has the advantages of reliable performance, convenience in adjusting and the like.