The utility model discloses a ball milling pot for preparing rare gases from rock inclusions. The ball milling pot comprises a sample pot, a high vacuum valve, and a heating component, wherein the sample pot is provided with a pot body and a top cover sealing covered on the top of the pot body, the pot body is provided with an accommodation cavity, and more than one first steel ball is placed in the accommodation cavity; the high vacuum valve is connected to the top cover, a perforation is formed in the top cover, and the air inlet of the high vacuum valve is communicated with the accommodation cavity of the pot body through the perforation; the heating component is sleeved outside the pot body of the sample pot. The ball milling pot for preparing rare gases from the rock inclusions provided by the utility model can remove various of foreign gases and water content on the surface of the rock inclusion sample, and can keep the sealing state all the time in the ball milling process to the rock inclusion sample, thus the prepared rare gases are free from the contamination of the rare gases in the outside air.