Bending technology of high strength steel sheets and tools for its realization

The article proposes and theoretically justifies a method for bending high-strength steels with compression. The technology allows to get parts from high-strength steels without cracks along the bending line. In the case of bending according to the proposed method, the deformation is carried out by...

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Main Authors: V. A. Tаmilа, M. L. Nesterovich
Format: Article
Language:English
Published: Belarusian National Technical University 2020-04-01
Series:Litʹë i Metallurgiâ
Subjects:
Online Access:https://lim.bntu.by/jour/article/view/3180
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author V. A. Tаmilа
M. L. Nesterovich
author_facet V. A. Tаmilа
M. L. Nesterovich
author_sort V. A. Tаmilа
collection DOAJ
description The article proposes and theoretically justifies a method for bending high-strength steels with compression. The technology allows to get parts from high-strength steels without cracks along the bending line. In the case of bending according to the proposed method, the deformation is carried out by the combined action of longitudinal and lateral forces. Equitations are derived showing the stress distribution over the cross section in the deformation zone. The article proposes and theoretically justifies a method for bending high-strength steels with compression. The technology allows you to get parts from high-strength steels without cracks along the bending line. In the case of bending according to the proposed method, the deformation is carried out by the action of longitudinal and transverse forces. Equitations were derived for finding the longitudinal compressive force at which the neutral layer in the workpiece moves to the outer surface based on the equations of stress distribution. Equitations are derived for finding the moment created by the longitudinal compressive force, as well as the moment formed by the action of compressive stresses, which made it possible to derive the equation for the external bending moment during bending with compression. Equitation is derived for finding the shoulder of the force action creating an external bending moment. Equitation is derived for finding the force of the punch for bending with compression.
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spelling doaj.art-728ac5640dc246c2b509f3177df9ab702022-12-22T04:31:32ZengBelarusian National Technical UniversityLitʹë i Metallurgiâ1683-60652414-04062020-04-0101505510.21122/1683-6065-2020-1-50-553087Bending technology of high strength steel sheets and tools for its realizationV. A. Tаmilа0M. L. Nesterovich1Belarusian National Technical UniversityBelarusian National Technical UniversityThe article proposes and theoretically justifies a method for bending high-strength steels with compression. The technology allows to get parts from high-strength steels without cracks along the bending line. In the case of bending according to the proposed method, the deformation is carried out by the combined action of longitudinal and lateral forces. Equitations are derived showing the stress distribution over the cross section in the deformation zone. The article proposes and theoretically justifies a method for bending high-strength steels with compression. The technology allows you to get parts from high-strength steels without cracks along the bending line. In the case of bending according to the proposed method, the deformation is carried out by the action of longitudinal and transverse forces. Equitations were derived for finding the longitudinal compressive force at which the neutral layer in the workpiece moves to the outer surface based on the equations of stress distribution. Equitations are derived for finding the moment created by the longitudinal compressive force, as well as the moment formed by the action of compressive stresses, which made it possible to derive the equation for the external bending moment during bending with compression. Equitation is derived for finding the shoulder of the force action creating an external bending moment. Equitation is derived for finding the force of the punch for bending with compression.https://lim.bntu.by/jour/article/view/3180the method of bending with compressionstress distributionbending momentshoulder strengthbending force with the compression
spellingShingle V. A. Tаmilа
M. L. Nesterovich
Bending technology of high strength steel sheets and tools for its realization
Litʹë i Metallurgiâ
the method of bending with compression
stress distribution
bending moment
shoulder strength
bending force with the compression
title Bending technology of high strength steel sheets and tools for its realization
title_full Bending technology of high strength steel sheets and tools for its realization
title_fullStr Bending technology of high strength steel sheets and tools for its realization
title_full_unstemmed Bending technology of high strength steel sheets and tools for its realization
title_short Bending technology of high strength steel sheets and tools for its realization
title_sort bending technology of high strength steel sheets and tools for its realization
topic the method of bending with compression
stress distribution
bending moment
shoulder strength
bending force with the compression
url https://lim.bntu.by/jour/article/view/3180
work_keys_str_mv AT vatamila bendingtechnologyofhighstrengthsteelsheetsandtoolsforitsrealization
AT mlnesterovich bendingtechnologyofhighstrengthsteelsheetsandtoolsforitsrealization