FIELD: metal processing.
SUBSTANCE: invention relates to metal forming and can be used to form a bent article of a hat-shape cross section from a metal plate billet with the help of a tool for forming. Increased is the folds formation suppression force at the final stage of forming by using a form to suppress folds formation, which includes a pressure reception section and a section of folds formation suppression force increase.
EFFECT: higher quality of the article due to reduction of folds formation.
7 cl, 4 tbl, 27 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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