FIELD: mechanical engineering; joining of shaped rods. SUBSTANCE: clamping device has core 2 installed in opening of one of workpieces to be connected. Anchor bolt 7 is installed in longitudinal hole of core. Anchored bolt 7 carries at least one holder for engagement with flange of second shaped workpiece to be connected. Bushing 4 with screw 5 for engagement with conical recess 14 in anchor bolt 7 is installed in cross hole 3 of core 2. Holders are made in form of L-shaped plates with projection in middle part pointed to side opposite to shaft flange, with hole for hinge mounting on end face of anchor bolt. Plates are installed in packs with shape flanges of adjacent plates pointed in opposite sides. Shaped spring in form of clamp straddling the pack of holders is arranged in through end face slot of core 2 and is provided with central hole for anchor bolt in its bottom. EFFECT: enlarged operating capabilities. 8 cl, 15 dwg
