Cloth roll manipulator clamping jaw

The utility model relates to a cloth roll mechanical arm clamping jaw which comprises a connecting plate. The distance adjusting mechanism comprises sliding rails arranged on the two sides of the connecting plate, bottom plates assembled on the two sides of the sliding rails in an axial sliding mode and perpendicular to the sliding rails, and distance adjusting driving assemblies arranged on the sliding rails and used for driving the bottom plates on the two sides to be close to each other or away from each other. The grabbing mechanism comprises a swing rod arranged on the bottom plate, a clamping jaw seat connected to the end of the swing rod, a plurality of clamping jaws detachably arranged on the clamping jaw seat, and a rotation driving assembly arranged on the bottom plate and used for driving the swing rod to rotate, wherein one end of the swing rod is rotationally connected to the bottom plate. By means of the arrangement, more labor is saved and safety is achieved compared with manual yardage roll ca