Copper sheathing hole trimming device of flat grinder main shaft

The utility model relates to a copper sheathing hole trimming device of flat grinder main shaft for the copper sheathing grinds, and it discloses grinds grinding shaft, stop nut, and set screw, the grinding shaft two of grinding be provided with the centre bore, it has the tibetan silo on average to be covered with on the interlude axle body that grinds grinding shaft, the both ends of hiding the silo are the confineds, hide full abrasive in the silo, the copper sheathing insert and press from both sides specific inner chamber, press from both sides specific top and be provided with two set screw, set screw passes the copper sheathing in the fixed inner chamber of the anchor clamps body, grinds the inner chamber that grinding shaft inserted the copper sheathing, stop nut tightens through the screw and is grinding grinding shaft's one end, carries on spacingly to grinding the degree of depth that grinding shaft inserted the copper sheathing inner chamber. The utility model has the advantage of simple structure