Sliding table assembly for positioning fixture frame

The utility model discloses a sliding table assembly for positioning a fixture frame. At least one sliding table handle is arranged on the first side face of the sliding table body. A sliding block isarranged on the second side face, opposite to the first side face, of the sliding table body, the sliding block is used for installing the sliding table body on the external sliding rail and enablingthe sliding table body to move in the extending direction of the sliding table body along the external sliding rail, an installation square pipe is installed on the third side face of the sliding table body, and the extending direction of the installation square pipe is perpendicular to the sliding table body. The mounting folded plate is provided with a first folded edge and a second folded edgewhich are perpendicular to each other, the surface, back to the second folded edge, of the first folded edge is a positioning surface, and the positioning surface is flush with the outer surface of the second side of the mount