Automatic clamping mechanism for drilling holes in chain plate

The utility model relates to an automatic clamping mechanism for chain plate drilling, which comprises a working table, a clamping assembly and a driving assembly, a drilling table is arranged on the working table, bases are arranged on the working table, and the bases are arranged at two ends of the drilling table; the driving assembly comprises a support, a hydraulic cylinder, an assembling plate and a first sliding block, a sliding way is arranged on the base, the support is arranged on the workbench, the fixed end of the hydraulic cylinder is arranged on the support, the first sliding block is matched with the sliding way, the first sliding block is arranged below the assembling plate, and the hydraulic cylinder is arranged on the sliding way. The moving end of the hydraulic cylinder is connected with one end of the assembling plate, and the two sets of driving assemblies are symmetrically arranged on the two sides of the drilling table. Different from the prior art, through the cooperation of the first s