基于纸张本构模型的蜂窝纸板共面压缩仿真研究

郝乾崇, 孙德强, 马兴元, 李想, 宋雅玲, 李欣怡, 叶润杰, 马毅

包装工程(技术栏目) ›› 2025 ›› Issue (3) : 150-157.

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包装工程(技术栏目) ›› 2025 ›› Issue (3) : 150-157. DOI: 10.19554/j.cnki.1001-3563.2025.03.018

基于纸张本构模型的蜂窝纸板共面压缩仿真研究

  • 郝乾崇1, 孙德强1, 马兴元1, 李想1, 宋雅玲1, 李欣怡1, 叶润杰1, 马毅2
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In-plane Compression Simulation of Honeycomb Paperboard Based on the Constitutive Model of Paper

  • HAO Qianchong1, SUN Deqiang1, MA Xingyuan1, LI Xiang1, SONG Yaling1, LI Xinyi1, YE Runjie1, MA Yi2
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摘要

目的 基于对纸张本构模型的研究,实现蜂窝纸板共面压缩的准确模拟仿真。方法 采用LS-DYNA软件MAT_274_PAPER材料模型,构建蜂窝原纸本构模型。通过不同方向上的拉伸试验测得该本构模型所需蜂窝各原纸的材料参数。通过共面压缩试验得到蜂窝纸板共面压缩应力-应变曲线及其相应的边压强度值;利用LS-DYNA软件构建蜂窝纸板共面压缩有限元模型,借此得到边压强度仿真值;根据现有关于蜂窝纸板边压强度的计算方法得到边压强度理论值。结果 将不同结构参数蜂窝纸板边压强度的理论、仿真和试验值进行比较分析,误差均在5%以内,证明了仿真模型的可靠性。结论 所提的基于纸张本构模型的蜂窝纸板共面压缩仿真模型,考虑了纸张材料具体的力学行为,更接近实际情形,仿真结果更准确。

Abstract

Based on the study of the constitutive model of paper, the work aims to achieve the accurate simulation of in-plane compression of honeycomb paperboard. LS-DYNA software, the MAT_274_PAPER material model was adopted to construct the constitutive model of honeycomb base paper. The material parameters of each piece of base paper required for constructing the constitutive model were measured through tensile tests in different directions. The in-plane compression tests were carried out to obtain the stress-strain curves and corresponding edge compression strength values of honeycomb paperboard. LS-DYNA software was used to construct the finite element model of honeycomb paperboard under in-plane compression to obtain simulated values of edge compression strength. The theoretical value of edge compression strength was obtained based on the existing calculation method for honeycomb paperboard. By comparing and analyzing the theoretical, simulated, and experimental values of edge compression strength for honeycomb paperboard with different configuration parameters, the reliability of the simulation model was verified, with the errors all within 5%. The in-plane compression simulation model for honeycomb paperboard proposed based on the constitutive model of paper takes into account the specific mechanical behavior of paper materials and is more closely aligned with actual conditions, resulting in more accurate simulation outcomes.

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郝乾崇, 孙德强, 马兴元, 李想, 宋雅玲, 李欣怡, 叶润杰, 马毅. 基于纸张本构模型的蜂窝纸板共面压缩仿真研究[J]. 包装工程(技术栏目). 2025(3): 150-157 https://doi.org/10.19554/j.cnki.1001-3563.2025.03.018
HAO Qianchong, SUN Deqiang, MA Xingyuan, LI Xiang, SONG Yaling, LI Xinyi, YE Runjie, MA Yi. In-plane Compression Simulation of Honeycomb Paperboard Based on the Constitutive Model of Paper[J]. Packaging Engineering. 2025(3): 150-157 https://doi.org/10.19554/j.cnki.1001-3563.2025.03.018

基金

国家自然科学基金(51575327);国家级一流专业建设项目(包装工程2022);陕西科技大学课程思政建设项目(包装技术基础(双语)2022)

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