Server maintenance mechanism with fine screw anti-lost function

The utility model discloses a server maintenance mechanism with the function of preventing small screws from being lost, and relates to the technical field of server maintenance tables, the server maintenance mechanism comprises a table plate, one side of the upper end of the table plate is fixedly connected with a back plate, one side of the table plate is fixedly connected with a storage box, one side of the storage box is fixedly provided with a lifting assembly, and the lifting assembly is fixedly connected with the back plate. The interior of the storage box is movably connected with a placement table through a lifting assembly, and the placement table is of a stepped structure. By the adoption of the structure, the step-shaped containing table is arranged, the multiple sets of first containing grooves and the multiple sets of second containing grooves are formed in the step position, large screws or other suitable parts can be placed in the first containing grooves, the second containing grooves are eac