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Study of the Tubular Billets Geometric Characteristics during Computer Simulation of the Rotary Piercing Process
Abstract:
The results of the computer simulation of the tubular billet rotary piercing process are presented. The research methodology of the deformation zone geometric ratios with due regard for the tubular billet change of shape at each helical curve step was developed .The changes pattern of the helical curve step length (li), quotient reduction (Δr/r0), ratio of the tubular billet radius to the contact surface width (r/b), contact surface length of the tubular billet (l0) with a roll, depending on the feed angle (β), roll rotation frequency (N) and plug nose extension at the gorge (Сg) was established.
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788-793
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Online since:
February 2019
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© 2019 Trans Tech Publications Ltd. All Rights Reserved
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