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4D打印自传感和承载智能组件的智能组件

Yi Qin1,2, Jianxin Qiao1, Shuai Chi1

  • 1School of Mechatronics Engineering, Harbin Institute of Technology, Harbin 150001, China.

Materials (Basel, Switzerland)
|December 17, 2024
PubMed
概括

本研究介绍了一种4D打印的智能木架组件,它能够自传感并适应不对称负载. 创新的设计通过热变形校准将承载能力提高了50%以上,扩大了智能元件的应用.

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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:

  • 4D打印将响应刺激的材料与用于智能结构的3D打印相结合.
  • 现有的智能轴承结构缺乏适应不对称负载的能力.
  • 在各种行业中需要轻量化,高生产率的结构部件.

研究的目的:

  • 设计和验证具有自我传感功能的多层智能托架结构部件.
  • 制定内部应力校准策略,以适应不对称负载.
  • 通过热变形来证明增强的承载能力.

主要方法:

  • 使用连续碳纤维和多乳酸构建了一个材料系统.
  • 设计了一种具有自我诱导性质的等腰梯形智能组件.
  • 分析了应用压力和自传感电阻变化之间的关系.
  • 利用电热加热进行热变形,以校准内部应力并提高负载能力.

主要成果:

  • 4D打印的结构部件表现出强大的自我诱导和自动驾驶能力.
  • 显著适应不对称负载.
  • 通过热变形校准,提高了承载能力的50%以上.
关键词:
4D打印是一种4D打印.化沉积物的建模.智能组件 智能组件是一个智能组件.自觉感应是一种自我感应.

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  • 验证了组件作为载荷元件的可行性.

    • 结论:

    • 开发的4D打印智能组件成功地集成了自我传感,自动驾驶和非对称负载适应.
    • 这项技术扩大了智能元件在苛刻的结构角色中的应用范围.
    • 内部应力校准策略有效地提高了承载性能.