Vacuum processing device for optical cavity of laser gyroscope

The utility model discloses a vacuum processing device for an optical cavity of a laser gyroscope. The device comprises a supporting seat, a rotating shaft, a supporting plate and a glass blowpipe, the lower part of the rotating shaft extends into the supporting seat and is rotationally connected with the supporting seat; the upper end of the rotating shaft is connected with the center of the bottom face of the supporting plate, a vibration motor is installed on the edge of one side of the supporting plate through a motor support, a heating cavity is fixed to the upper surface of the supporting plate, and the glass blowpipe stretches into the heating cavity. Wherein a first heating device is arranged at the bottom of the heating cavity, a positioning column made of a heat conduction material is fixed above the first heating device, a window is formed in the top of the heating cavity, a fixing plate covers the window, and a second heating device is fixed on the bottom surface of the fixing plate. The vacuum ch