Accurate grinding device for molybdenum rod preparation

The accurate grinding device comprises a lower bottom supporting support, an upper base is arranged at the upper end of the lower bottom supporting support, a driving motor is arranged on the lower surface of the upper base, the output end of the driving motor is sleeved with a driving wheel, and a rotating shaft located on the upper surface of the upper base is connected with a connecting guide plate; the connecting guide plate is provided with an accurate grinding part, the accurate grinding part comprises an accurate grinding sliding seat plate, an auxiliary seat, a driven wheel mounting seat, a driven wheel and an adjusting sliding rail, under the cooperation of the descending air cylinder, the grinding part and a shaft piece rotating motor, the accurate grinding quality of bars is effectively improved, the surfaces are automatically and accurately ground, the accurate grinding quality is guaranteed, and the working efficiency is improved. An automatic machining mode is adopted, the manual dependence degr