Clamping device for germanium infrared lens processing

The utility model discloses a clamping device for machining a germanium infrared lens, and relates to the technical field of lens machining. The clamping device comprises a circular base, a clamping assembly arranged on the upper surface of the circular base comprises a hydraulic cylinder and a rectangular table, an upper hollow clamping block is connected to the outer side of an upper T-shaped block fixedly connected to the upper side in a T-shaped through groove formed in the upper surface of the rectangular table, and a lower T-shaped block arranged on the lower side of the upper T-shaped block is in sliding connection with the T-shaped through groove. A lower hollow clamping block connected to the outer side of the lower T-shaped block is aligned with the upper hollow clamping block, the lower surface of a lower circular seat connected to the lower surface of a hydraulic cylinder is in contact connection with the upper surface of the circular base, and the upper surface of an upper circular seat fixedly c