Port mechanical part maintenance platform

The utility model discloses a port mechanical part maintenance platform, which relates to the technical field of mechanical maintenance, and comprises a base, a movable seat is rotatably arranged above the base, a support table is fixedly arranged at the top of the movable seat, clamping tables are symmetrically arranged above the support table, and clamping blocks are rotatably arranged on the adjacent sides of the two clamping tables. Limiting mechanisms are arranged on the clamping blocks; sliding grooves are symmetrically formed in the middles of the clamping blocks, the limiting mechanism comprises limiting blocks arranged in the sliding grooves in a sliding mode, limiting screws are rotationally arranged in the positions, located in the sliding grooves, of the clamping blocks, the limiting screws penetrate through the limiting blocks and are in threaded connection with the limiting blocks, and a linkage mechanism is arranged between the two limiting screws; according to the mechanical part clamping devi