The utility model provides a kind of turnover device and turnover screen, turnover device is used to carry out turnover to screen
assembly, it includes mounting seat and the translation component and turnover component being set in mounting seat, wherein, screen
assembly is movably installed in mounting seat;Translation component includes sliding member, sliding member is slidably installed in mounting seat, for with the first position rotation connection of screen
assembly;Turnover component includes connecting rod, the first end of connecting rod is rotatably connected with mounting seat, second end is used to be rotatably connected with the second position of screen assembly;Wherein, first position and second position are misaligned and set in the sliding direction of sliding member.Sliding member can drive screen assembly along mounting seat sliding, in the process of sliding, screen assembly is realized turnover under the pull of connecting rod.The utility model can guarantee that screen assembly is smoothly turned over, enhance the accuracy of screen turnover, and prolong the service life of screen etc.