Slurry mixing device and slurry mixing method for electrode active material of lithium ion battery

The invention provides a lithium ion battery electrode active material slurry mixing device which comprises a stirring tank, a stirring rod, a first dispersing disc, a second dispersing disc and a planetary stirring wing, and the stirring tank is used for containing lithium ion battery electrode active material slurry; the stirring rod, the first dispersing disc, the second dispersing disc and the planetary stirring wing extend into the stirring tank, and the stirring rod and the planetary stirring wing are arranged in the stirring tank at an interval; the first dispersion disc and the second dispersion disc are arranged on the stirring rod at intervals, the first dispersion disc and the second dispersion disc are different in size, and the distance between the first dispersion disc and the second dispersion disc on the stirring rod can be adjusted. The invention also provides a slurry mixing method adopting the slurry mixing device for the electrode active material of the lithium ion battery. 本发明提供一种锂离子电池电极活