METHOD FOR STRAIGHTENING LARGE-SIZE FORGED PIECES SUCH AS DISCS, RINGS, FLANGES, FOOTS

摘要

FIELD: plastic working of metals, possibly processes for straightening forged pieces.;SUBSTANCE: method comprises steps of placing end of forged piece onto lower part of die set; applying to it dynamic load by means of striker; directing load normally relative to plane of forged pieces; applying load during 4 - 7 impacts of striker; after each impact of striker rotating forged piece around its axis by such angle that to provide target planeness.;EFFECT: enhanced efficiency, improved quality of straightening.;3 dwg