Sterile isolation device for rapid combination and replacement of surgical robot instruments

The present disclosure provides a sterile isolation device for rapid combination and replacement of surgical robot instruments, comprising: a clutch bin (21), the bottom of which is provided with a plurality of first round holes (211); the compression cover plate (23) is provided with a plurality of first round holes (211) formed in the clutch bin (21); the cover plate spring (25) is arranged between the cylindrical bulge (232) of the compression cover plate (23) and the clutch bin (21); each clutch body set comprises two clutch bodies (22) and a clutch compression spring (24), the clutch compression spring (24) is arranged between the two clutch bodies (22), and the ends, away from each other, of the two clutch bodies (22) are inserted into a pair of first round holes (211) and a pair of second round holes (231) correspondingly; the end faces, away from each other, of the two clutch bodies (22) are provided with groove-shaped structures used for being meshed with the driving unit (1) or the surgical instrume