Grinding head structure of oil-gas lubrication grinding machine

The utility model relates to the technical field of polishing of polishing machines, and discloses an oil-gas lubrication polishing machine grinding head structure which comprises a shell, a motor isfixedly installed in the shell, a groove is formed in the side edge of the shell, a sleeve is movably installed in a rubber gasket, and slotted holes are formed in the upper end and the lower end of the sleeve. A limiting rod is movably installed in the sleeve, an adjusting block is fixedly installed on the side edge of the limiting rod, a magnetic block is fixedly installed on the side edge of the adjusting block, and two adjusting rods are movably installed on the inner wall of the sleeve. The end of the grinding head is connected with the magnetic block in an attached mode and pulled outwards, the end of the connecting rod is connected with the edge side of the adjusting block in an attached mode to drive the limiting clamp to fix the outer wall of the grinding head, the grinding head is convenient to replace,