On other hand

The utility model discloses an on other hand, , rub crew cut, two including the supersound the supersound rub relative setting the about crew cut, two supersounds of separately -driven are rubbed crew cut and are fixed on the support in the crew cut outside is rubbed to two supersounds to the first cylinder of centre motion, the slip table of advance and retreat around two supersounds are rubbed and are equipped with between the crew cut, the slip table is driven by the second cylinder, be equipped with anchor clamps on the slip table, work piece left side right direction level is fixed on anchor clamps, the both sides of anchor clamps are equipped with the counterpoint cylinder, and two counterpoint cylinders are fixed on the support and relative the setting, are fixed with locating push plate on the piston rod free end of two counterpoint cylinders, height such as crew cut and the work piece of centre gripping on anchor clamps are rubbed to locating push plate, supersound. Automatically move through automat