Movable sliding rail structure of single-probe antenna spherical surface sampling device

The utility model discloses a movable sliding rail structure of a single-probe antenna spherical surface sampling device. The single-probe antenna spherical surface sampling device comprises a steel frame and a base, wherein the main body steel frame comprises a vertical support frame and an arc-shaped steel frame; characterized in that it is characterized in that it comprises, the movable slidingrail structure comprises an arc-shaped rack arranged on the arc-shaped steel frame, a probe base connected with the arc-shaped rack in a sliding mode and a servo motor connected with the probe base,the probe base is connected with the arc-shaped rack through a gear, and the output end of the servo motor is connected with the gear to control the gear to reciprocate back and forth along the arc-shaped rack. The probe base is driven by the servo motor to move back and forth along the arc-shaped rack, can continuously move, can step or move to any designated position of the sliding rail, can flexibly set a sampling posit