Study on the forming fracture of the crash box with extruded Al6060-T6 profile

This study was performed to analyze the forming fracture of crash box with extruded Al6060-T6 profile. Deep drawing test was performed to evaluate the formability of the extruded profile. For the various specimens, deep drawing tests were repeated to measure the maximum stroke at which fracture did...

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Main Authors: Seungchan Ma, Young Choi
Format: Article
Language:English
Published: SAGE Publishing 2023-06-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1177/16878132231165903
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author Seungchan Ma
Young Choi
author_facet Seungchan Ma
Young Choi
author_sort Seungchan Ma
collection DOAJ
description This study was performed to analyze the forming fracture of crash box with extruded Al6060-T6 profile. Deep drawing test was performed to evaluate the formability of the extruded profile. For the various specimens, deep drawing tests were repeated to measure the maximum stroke at which fracture did not occur. The finite element analysis for the deep drawing tests was performed to calculate the principal strain through the obtained maximum stroke. The forming limit diagram for the design of the concave forming shape was calculated through the obtained principal strains with the FEA. The forming shape was optimized by using the design variables and FLD by using the FEA. The design variables are the central curvature, the lateral curvature, and the forming depth. The tools were made with the optimizing model and the crash box has been formed without fracture.
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spelling doaj.art-77a4e4b36cb244cc8da73024b65cdf342023-06-08T14:33:45ZengSAGE PublishingAdvances in Mechanical Engineering1687-81402023-06-011510.1177/16878132231165903Study on the forming fracture of the crash box with extruded Al6060-T6 profileSeungchan Ma0Young Choi1T&G Corporation, Iksan-si, Republic of KoreaKorea Institute of Industrial Technology, Busan, Republic of KoreaThis study was performed to analyze the forming fracture of crash box with extruded Al6060-T6 profile. Deep drawing test was performed to evaluate the formability of the extruded profile. For the various specimens, deep drawing tests were repeated to measure the maximum stroke at which fracture did not occur. The finite element analysis for the deep drawing tests was performed to calculate the principal strain through the obtained maximum stroke. The forming limit diagram for the design of the concave forming shape was calculated through the obtained principal strains with the FEA. The forming shape was optimized by using the design variables and FLD by using the FEA. The design variables are the central curvature, the lateral curvature, and the forming depth. The tools were made with the optimizing model and the crash box has been formed without fracture.https://doi.org/10.1177/16878132231165903
spellingShingle Seungchan Ma
Young Choi
Study on the forming fracture of the crash box with extruded Al6060-T6 profile
Advances in Mechanical Engineering
title Study on the forming fracture of the crash box with extruded Al6060-T6 profile
title_full Study on the forming fracture of the crash box with extruded Al6060-T6 profile
title_fullStr Study on the forming fracture of the crash box with extruded Al6060-T6 profile
title_full_unstemmed Study on the forming fracture of the crash box with extruded Al6060-T6 profile
title_short Study on the forming fracture of the crash box with extruded Al6060-T6 profile
title_sort study on the forming fracture of the crash box with extruded al6060 t6 profile
url https://doi.org/10.1177/16878132231165903
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AT youngchoi studyontheformingfractureofthecrashboxwithextrudedal6060t6profile