在3D打印的尼龙中进行拉伸测试的原始数据集,该尼龙用定向短碳纤维增强

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Ênio H Pires¹, João V Barreto Netto¹, Marcelo L Ribeiro¹

¹Aeronautical Engineering Department, São Carlos School of Engineering. Av. João Dagnone, 1100, São Carlos, SP 13563-120, Brazil.

|December 17, 2024

概括

对3D打印的OnyxTM复合材料的拉伸测试显示了受打印方向影响的异型机械行为. 这些数据为高级材料研究提供了对碳纤维增强尼龙的见解.

科学领域:

材料科学材料科学材料科学
机械工程机械工程
增材制造增材制造增材制造

背景情况:

3D打印可以实现复杂的几何形状,但了解像OnyxTM这样的增强复合材料的机械性能至关重要.
在3D打印材料中,由于层次制造而产生的异构性,会显著影响性能.
尼龙矩阵 (OnyxTM) 中的碳纤维增强旨在提高工程应用的机械强度.

研究的目的:

为3D打印的OnyxTM复合材料提供拉力测试结果的数据集.
为了研究打印方向 (0°,±45°,90°) 对机械行为的影响.
为进一步研究材料科学,模拟和机器学习提供数据.

主要方法:

使用一台Instron通用测试机器,对ASTM D638-22 IV型标本进行拉伸测试.
通过扫描电子显微镜 (SEM) 对断裂表面进行微结构分析.
使用正交相机的数字图像相关性 (DIC) 进行变形分析.

主要成果:

在3D打印的OnyxTM复合材料中展示了异构的机械性能.
SEM图像提供了对微观结构特征和故障机制的见解.
DIC捕获了复杂的变形模式,突出了材料在负载下的行为.

结论:

打印方向是决定3D打印碳纤维增强尼龙机械反应的关键因素.
该数据集对于验证计算模型和开发增材制造材料的预测算法非常有价值.
进一步的研究可以利用这些数据来优化特定应用的打印参数和材料设计.

关键词:

通过3D打印打印.复合材料是一种复合材料.数字图像相关性相关性尼龙尼龙是什么意思尼龙尼龙奥尼克斯 (Onyx) 是一种的东西.拉力试验拉力试验

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