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中厚板轧机支承辊中心疏松压实过程的有限元模拟研究

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2013-05-10

Journal: 精密成形工程

Volume: 5

Issue: 3

Page Number: 10-14,23

ISSN: 1674-6457

Key Words: 支承辊;多工步锻造;有限元模拟;疏松压实

Abstract: 基于Gleeble热模拟压缩实验和Arrhenius方程建立了70Cr3Mo的本构模型,运用Deform-3D软件对支承辊的多工步锻造过程进行了有限元模拟,得到了镦粗和拔长过程中压下量和中心疏松密度的关系,对比研究了平板镦粗和锥板镦粗对中心压实的影响.

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