Hub punching and positioning tool

The utility model relates to a hub punching and positioning tool which comprises a bottom plate. The positioning cores are mounted and fixed on the top surface of the bottom plate; the hydraulic cylinders are fixedly installed on the bottom face of the bottom plate, the hydraulic cylinders and the positioning cores are arranged in a one-to-one correspondence mode, output shafts of the hydraulic cylinders are perpendicular to the bottom plate and penetrate through the bottom plate and the corresponding positioning cores respectively, and a pressing plate movably connected with the output shafts is arranged at the top ends of the output shafts. The hub punching tool is reasonable in structural design, in the using process of the tool, the clamping and positioning requirements in the hub punching process are met, the production takt is shortened, the production efficiency is improved, and the labor intensity of workers is reduced. 本实用新型涉及一种轮毂打孔定位工装，包括底板；以及至少一组定位芯，所述定位芯安装固定在所述底板的顶面上；以及液压缸，所述液压缸安装固定在所述底板底面上，且液压缸与所