Novel polishing machine

The utility model discloses a novel polishing machine which structurally comprises a motor, a scrap inclined placing opening, a cabinet body, a transmission belt, a polishing disc and a supporting frame. When the novel polishing machine is used, a worker twists a single-seat valve fixed by a screw and drives a valve rod to rotate by rotating a rotating handle on the single-seat valve; a valve element on a valve seat is driven to ascend, water flow can flow to a pipeline through a valve body and flow to the inner wall of a shell of a spraying head through the pipeline, hydraulic oil on the inner wall of the shell is punched to push a piston to move downwards, water flows to a sponge body through a hole of the piston, and then the water is buffered on the spraying head through the sponge body to be sprayed out; and then the dust is buffered by the sponge body and sprayed out by the spray head, the dust is mixed with the chippings and settled to the inclined chipping placing opening together, the chipping settli