APPARATUS FOR STAMPING ROLLED STOCK Russian patent published in 1997 - IPC

FIELD: plastic metal working, namely rolled bar stamping. SUBSTANCE: apparatus includes rotary lever mounted on axle resting upon bearing assemblies secured to frame of apparatus, mechanism for lifting and fixing lever in horizontal position, mechanism for automatically taking stamps, discs with gear wheels mounted coaxially on hollow shaft of end portion of said lever, mechanism for fixing discs. Cylindrical body with lengthwise through groove is mounted on upper supporting surface of lever. Two keys are arranged in said through groove. Each key is secured to end portions of shafts mounted inside said cylindrical body. On cantilever surfaces of said shafts at both sides of axle of lever toothed sectors and springs are arranged. Springs abut to cylindrical body and toothed sectors. Stamp holders provided with end beads are mounted with gap in respective grooves of disc in inserts having cylindrical bearing surface. Stamp holders are fixed against release by means of rod with spheric head mounted with gap in opening of stamp holder along its axis. Rod is arranged in groove of disc and it is fixed by means of nut. Cylindrical surface of opening of said lever is placed on spherical surface of axle. Rings are arranged at both sides in cylindrical opening of lever. Inner cone surface of said rings engages with spherical surface of axle. EFFECT: improved design. 3 cl, 7 dwg