Single-shaft robot

The invention provides a single-shaft robot, which comprises a framework, a driving mechanism, a guide mechanism and a sealing belt, wherein the driving mechanism, the guide mechanism and the sealing belt are arranged on the framework, the driving mechanism drives the guide mechanism to do linear movement, the guide mechanism comprises a base table, a guide frame, a first guide wheel, two second guide wheels and a regulating assembly, the base table is connected with the driving mechanism, the guide frame is arranged on the base table, the first guide wheel and the second guide wheels are arranged on the guide frame in parallel at intervals, the first guide wheel comprises a rotating shaft and a rotating part, the rotating shaft is arranged along the center axial line of the first guide wheel, the rotating part is rotationally arranged on the rotating shaft in a sleeving way, first inclined surfaces are respectively formed at the two ends of the rotating shaft, the regulating assembly comprises two regulating blocks and at least one regulating element, the two regulating blocks are respectively arranged at the two ends of the rotating shaft, in addition, a second inclined surface abutted against the first inclined surface is formed at one side of the first inclined surface, the at least one regulating element passes through the guide frame, and is correspondingly and fixedly connected with the regulating block, and the at least one regulating element can push the regulating block to move for regulating the height of the guide wheel.