Edge grinder

The utility model provides an edge grinder. According to the edge grinder, localization is accurate, machining accuracy and efficiency are improved, machining stability and safety of equipment are improved, and the structure and the performance of a workpiece to be machined are prevented from being affected. The edge grinder comprises a rack, a grinding device, a cooling device and a tilting-type clamping device. The grinding device comprises a base, a drive motor, a grinding wheel and a pair of lifting devices. The drive motor is arranged on the base. The edge grinder further comprises a height detection mechanism which comprises a fixing block, a height detection block, a top limiting switch, a bottom limiting switch and an air cylinder. The fixing block is arranged on the side of the base and provided with a slope. The air cylinder is arranged on the slope. The height detection block is of a wedge shape and is arranged on a piston rod connecting board of the air cylinder. The bottom face of the height detection block is parallel to a workbench. The edge grinder has the advantages that machining is accurate, grinding stability and safety are improved, and the sedimentation effect is improved.