FIELD: plastic metal working at sheet forming, namely, drawing with use of technological openings, cutouts. SUBSTANCE: method comprises steps of applying coordinate network on blank with initial location, shape and dimension of openings, cutouts; drawing said blank; investigating deformation field: type of loading, path of deformation in critical points; selecting location of openings, cutouts; setting dimension and shape of openings; applying coordinate network, drawing blank and repeating steps until receiving high-quality part. EFFECT: enhanced accuracy of method. 1 dwg, 1 tbl
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Authors
Dates
1997-09-20—Published
1994-09-13—Filed