Novel grinding machine

The utility model provides a novel grinding machine. The novel grinding machine comprises a support, a portal frame, a polishing device, a clamping device and a circulating cooling device, wherein the portal frame is arranged on the support, the polishing device comprises a motor and grinding discs, both the upper grinding disc and the lower grinding disc are oblique towards a grinding wheel, the clamping device is arranged between the upper grinding disc and the lower grinding disc and comprises a loop bar, a central shaft and a clamping piece, adjustment devices are arranged in the loop bar and include the upper adjustment device and the lower adjustment device, and the circulating cooling device comprises a recovery box, a cooling pipe and a water outlet pipe. The novel grinding machine has the advantages that due to the fact that the circulating cooling device is arranged, cold water flowing out of the water outlet pipe is used for cooling the grinding wheel machined at present, packaging is facilitated, and product quality is improved; due to the fact that the adjustment devices are arranged on the loop bar, the distance between the upper grinding disc and the lower grinding disc can be adjusted according to the thickness and width of the grinding wheel; due to the fact that the polishing device is arranged, the two sides of the grinding wheel can be polished at the same time, and working efficiency is improved.