Lithium battery graphite negative electrode material crushing device

The utility model relates to a lithium battery graphite cathode material crushing device which comprises a motor, the motor drives a crushing roller through a driving shaft, a positioning shaft is arranged at the lower end of the crushing roller, and the tail end of the positioning shaft is inserted into a bottom plate; the upper cover and the bottom plate are respectively arranged at the upper end and the lower end of the crushing cylinder, the crushing roller is arranged in the crushing cylinder, the axis of the crushing roller does not coincide with the axis of the crushing cylinder, the driving shaft is arranged in the center of the crushing cylinder, a gear ring is arranged in the middle of the crushing cylinder, and the gear ring is meshed with at least one stable gear. 本实用新型涉及一种锂电池石墨负极材料粉碎装置，包括电机，所述的电机通过驱动轴驱动粉碎辊，所述的粉碎辊的下端设置有定位轴，所述的定位轴的末端插入底板内；上盖、底板分别设置在粉碎筒的上端和下端，所述的粉碎辊置入在粉碎筒内，所述的粉碎辊的轴心和粉碎筒的轴心不重合，所述的驱动轴设置在粉碎筒的中心，所述的粉碎筒的中部设置有齿环，所述的齿环啮合有至少一个稳定齿轮。