Culture device capable of avoiding stem cell pollution and culture method thereof

The invention discloses a culture device capable of avoiding stem cell pollution in the technical field of cell culture devices.The culture device comprises a supporting frame, an inclination assembly is arranged on the left side of the supporting frame and used for controlling the inclination direction of a bacteria factory device, a placement frame is arranged on the right side of the inclination assembly, and a positioning assembly is arranged on the lower portion of the placement frame; the positioning assembly is used for fixing the placing frame, the clamping assembly is arranged on the right side of the placing frame and used for clamping the bacteria factory device placed on the placing frame, and by arranging the inclining assembly, when the placing frame rotates forwards and backwards, the inclining assembly can conduct corresponding actions; therefore, no matter the flow guide opening of the bacteria factory device placed on the placing frame faces forwards or backwards, the position of the support