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Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

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Published on: June 28, 2024

具有可动态控制的形状锁定性能的相变机械超材料.

Yiding Zhong^1,2, Wei Tang^1,2,3, Huxiu Xu^1,2

¹State Key Laboratory of Fluid Power and Mechatronic Systems, Zhejiang University, Hangzhou 310027, China.

National science review

|August 11, 2023

概括

此摘要是机器生成的。

我们开发了新的相位转换机械超材料 (PMM),它结合了可定制结构,可逆变形和形状锁定,用于软机器人和灵活的电子产品. 这些PMM为高级应用提供了多功能平台.

关键词:

活跃的机械超材料.储能储能是一种储能方式.液体蒸汽相位转换过程锁定形状的锁定方式软机器人软机器人软机器人

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科学领域:

材料科学材料科学材料科学
机器人技术机器人技术机器人技术
机械工程机械工程

背景情况:

活性机械超材料提供了可定制结构和变形等理想的特性,但由于相互矛盾的要求,将这些特性集成到软机器人和灵活电子的应用中具有挑战性.
现有的材料努力同时实现活跃的可逆变形,可控制的形状锁定和伸展性.

研究的目的:

引入一个新的阶段转换机械元材料 (PMM) 类,集成可定制结构,主动可逆变形,动态可控形状锁定和伸展性.
为了证明PMM在软机器人和灵活电子的各种应用中的多功能性.

主要方法:

设计和制造PMM通过定期安排基本的驱动单元在特定的模式.
使用液体-蒸汽相变换来实现大,可逆变形,并使用矩阵来实现伸展性.
包含碳酸铁粉用于磁辅助的形状锁定和能量储存.

主要成果:

PMM成功地整合了可定制结构,主动可逆变形,快速可逆形状锁定,可调节的能量存储和伸展性.
理论建模和有限元模拟指导了具有定制功能的PMM的设计.
展示的应用包括可编程的PMM,可重新配置的天线,软透镜,机械记忆,仿生手,飞和能够进行2D和2D到3D变形的软抓柄.

结论:

阶段转换机械超材料 (PMM) 为克服活性机械超材料的集成挑战提供了一个有希望的解决方案.
开发的PMM提供了一个多功能平台,具有多个集成的属性,为软机器人和灵活的电子产品开辟了新的途径.