Universal supporting platform for machining

The utility model relates to a universal supporting platform for machining, which comprises a supporting table, a platform body and a platform body. The universal supporting units are located on the table top of the supporting table, each universal supporting unit comprises a supporting ball, at least one limiting groove used for containing the supporting ball is formed in the supporting table, and the supporting ball is located in the limiting groove. An auxiliary clamping mechanism is arranged on the side, close to the machine tool, of the top of the supporting table and comprises a supporting plate, the top face of the supporting plate is flush with the top face of the supporting ball and fixedly connected with the supporting table, a supporting frame is arranged on one side of the supporting plate, and a screw penetrates through the horizontal extending part of the top of the supporting frame and is in threaded fit with the horizontal extending part. A pressing plate is arranged at the bottom of the screw