Crankshaft grinding impurity cleaning tool

The utility model discloses a crankshaft grinding impurity cleaning tool which comprises a support, a fabric cleaning block, a customized bolt, a nut and a magnet. The fabric cleaning block is fixed to the vertical edge of the support, one end of the customized bolt penetrates through a positioning hole in the transverse edge of the support and is locked through a nut, and the magnet is embedded in the bottom of a nut of the customized bolt. The device is simple and compact in structure, low in cost, flexible in operation, time-saving and labor-saving, grinding dust and impurities on the surface of the crankshaft can be scraped while machining is carried out, all impurities on the surface to be machined of the crankshaft can be cleaned in time in cooperation with the scouring effect of cooling liquid, and therefore the machining quality of the surface of the crankshaft is effectively guaranteed. As the wool felt is not easy to deform, the service life can be prolonged, and meanwhile, a plurality of positionin