The utility model discloses a mounting bracket for computer hard disk, it through first card portion and second card portion on mounting bracket cooperation effect, realize mounting bracket and the quick dismounting effect of exempting from tool between casing, install first computer hard disk fixed on mounting bracket, then locate mounting bracket to the
assembly position of casing, make first card portion pass through the first card mouth of casing after, translation mounting bracket makes first card portion and casing form locking, and second card portion inserts the second card mouth of casing to
restrict first card portion displacement, when dismounting, first drive second card portion exits second card mouth, then reverse translation mounting bracket can. Overall simple and reliable structure, thoroughly avoid screw fixed and lead to operation tedious and thread damage risk, especially suitable for the scene of needing frequently replacing hard disk.