High-performance positioning and clamping device for automobile steering knuckle machining

The utility model discloses a high-performance positioning and clamping device for automobile steering knuckle processing, which relates to the field of automobile parts, and is characterized in that a driving motor is welded in a working table, a lifting rod is embedded in the upper end of the driving motor, a supporting table is welded at the upper end of the lifting rod, and threaded holes are formed in the left end and the right end of the working table; a rubber pad is connected to the bottom end of the threaded hole in an adhesion mode, a threaded rod is connected into the threaded hole in a penetrating and threaded mode, a supporting column is installed at the upper end of the threaded rod, a clamping mechanism is installed in the middle of the upper end of the supporting column in a penetrating mode, and placing mechanisms are installed at the upper end and the lower end of the inner side of the supporting column. The hydraulic cylinder installed in the clamping mechanism operates to push the pushing