FIELD: plastic metal working. SUBSTANCE: at the first stage the crest of the wheel is rolled and the wheel rim is simultaneously upset in the width. At the second stage the rim and the disc are rolled to diameter with the simultaneous performance of the base technological shoulder. At the third stage, in the course of semi-straightening, the inclined rolls are fixed and the pressing rolls are fixed after 1-1.5 sec following commencement of polishing stage. EFFECT: prevention of wheel rim scaling during wheel rolling to diameter, higher quality of wheels. 1 dwg
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