Workpiece surface cleaning device capable of recycling water

The utility model relates to the technical field of workpiece surface cleaning with circulating water, in particular to a workpiece surface cleaning device with circulating water, which comprises a worktable, a support frame is fixedly mounted at the top of the worktable, a polishing device is arranged in the support frame, a water tank is fixedly mounted at the top of the support frame, and a water outlet is formed in the top of the water tank. A water inlet and outlet is formed in one side of the water tank, a water outlet pipe is fixedly installed on one side of the water tank, a spray head is arranged on the outer side of the water outlet pipe, a circulating water pipe is fixedly installed on the other side of the water tank, and a collecting box is installed on the outer side of the circulating water pipe and fixedly installed at the bottom of the workbench. An inclined slope is arranged on one side of the workbench. Clear water is poured into the water tank, after the water pump is started, the outer su