Device for conveniently fixing manipulator of automatic punching machine

The utility model discloses a device capable of conveniently fixing a manipulator of an automatic blanking machine. The blanking machine comprises a blanking machine base, an iron sheet is welded to the position, close to the edge of one side, of the top of the punching machine base, a fixing rod is welded to the center of the top of the iron sheet, a first notch is formed in the center of the top of the fixing rod, a straight rod is slidably embedded in the inner surface wall of the first notch, and a plurality of sliding balls are slidably embedded in the position, close to the edge of the top, of the inner surface wall of the first notch. According to the utility model,the bottom of the manipulator is embedded into a second notch in the top of the straight rod; round ring disc is rotated, therefore, the gear can be driven to rotate; the gear is connected with the row teeth in a meshed mode, so that the row teeth move downwards, the row teeth are welded to the second supporting rod, the second supporting ro