Rotation‐Based Snap‐Fit Mechanical Metamaterials
Abstract Multistable mechanical metamaterials have broad application prospects in various fields due to their unique configuration transformation ability, such as energy absorption, shape reconstruction, soft actuator design, mechanical storage, and logic operation. Currently, the steady‐state trans...
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| Main Authors: | , , , , , , |
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| Format: | Article |
| Language: | English |
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Wiley
2025-05-01
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| Series: | Advanced Science |
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| Online Access: | https://doi.org/10.1002/advs.202501749 |
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| author | Rui Xu Yulong He Chuanqing Chen Jiapeng Sun Xin Li Ming‐Hui Lu Yan‐Feng Chen |
| author_facet | Rui Xu Yulong He Chuanqing Chen Jiapeng Sun Xin Li Ming‐Hui Lu Yan‐Feng Chen |
| author_sort | Rui Xu |
| collection | DOAJ |
| description | Abstract Multistable mechanical metamaterials have broad application prospects in various fields due to their unique configuration transformation ability, such as energy absorption, shape reconstruction, soft actuator design, mechanical storage, and logic operation. Currently, the steady‐state transition mechanisms for most multistable mechanical metamaterials rely on translational displacement input, while the rotational input mechanisms are rarely studied. Here, a curved beam snap‐fit structure is proposed to realize the multistable transition of metamaterials under rotational load. Their mechanical characteristics and influencing factors are discussed in detail through theoretical analysis, numerical simulation, and experimental verification. In addition, related rotational multistable mechanical metamaterials prototypes are designed. Their potential applications in the fields of energy absorption or robotics are demonstrated, which opens up new ideas and directions for the multifunctional applications of mechanical metamaterials. |
| format | Article |
| id | doaj-art-2b1903fb06a34a878e075bd956e706f9 |
| institution | OA Journals |
| issn | 2198-3844 |
| language | English |
| publishDate | 2025-05-01 |
| publisher | Wiley |
| record_format | Article |
| series | Advanced Science |
| spelling | doaj-art-2b1903fb06a34a878e075bd956e706f92025-08-20T01:52:42ZengWileyAdvanced Science2198-38442025-05-011219n/an/a10.1002/advs.202501749Rotation‐Based Snap‐Fit Mechanical MetamaterialsRui Xu0Yulong He1Chuanqing Chen2Jiapeng Sun3Xin Li4Ming‐Hui Lu5Yan‐Feng Chen6College of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaCollege of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaCollege of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaCollege of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaSchool of Mechanical Engineering Nanjing University of Science and Technology Nanjing 210094 P. R. ChinaCollege of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaCollege of Engineering and Applied Sciences Nanjing University Nanjing Jiangsu 210093 P. R. ChinaAbstract Multistable mechanical metamaterials have broad application prospects in various fields due to their unique configuration transformation ability, such as energy absorption, shape reconstruction, soft actuator design, mechanical storage, and logic operation. Currently, the steady‐state transition mechanisms for most multistable mechanical metamaterials rely on translational displacement input, while the rotational input mechanisms are rarely studied. Here, a curved beam snap‐fit structure is proposed to realize the multistable transition of metamaterials under rotational load. Their mechanical characteristics and influencing factors are discussed in detail through theoretical analysis, numerical simulation, and experimental verification. In addition, related rotational multistable mechanical metamaterials prototypes are designed. Their potential applications in the fields of energy absorption or robotics are demonstrated, which opens up new ideas and directions for the multifunctional applications of mechanical metamaterials.https://doi.org/10.1002/advs.202501749cross‐dimensional assemblyenergy absorptionmultistable mechanical metamaterialsrobotic grippersrotational snap‐fit structures |
| spellingShingle | Rui Xu Yulong He Chuanqing Chen Jiapeng Sun Xin Li Ming‐Hui Lu Yan‐Feng Chen Rotation‐Based Snap‐Fit Mechanical Metamaterials Advanced Science cross‐dimensional assembly energy absorption multistable mechanical metamaterials robotic grippers rotational snap‐fit structures |
| title | Rotation‐Based Snap‐Fit Mechanical Metamaterials |
| title_full | Rotation‐Based Snap‐Fit Mechanical Metamaterials |
| title_fullStr | Rotation‐Based Snap‐Fit Mechanical Metamaterials |
| title_full_unstemmed | Rotation‐Based Snap‐Fit Mechanical Metamaterials |
| title_short | Rotation‐Based Snap‐Fit Mechanical Metamaterials |
| title_sort | rotation based snap fit mechanical metamaterials |
| topic | cross‐dimensional assembly energy absorption multistable mechanical metamaterials robotic grippers rotational snap‐fit structures |
| url | https://doi.org/10.1002/advs.202501749 |
| work_keys_str_mv | AT ruixu rotationbasedsnapfitmechanicalmetamaterials AT yulonghe rotationbasedsnapfitmechanicalmetamaterials AT chuanqingchen rotationbasedsnapfitmechanicalmetamaterials AT jiapengsun rotationbasedsnapfitmechanicalmetamaterials AT xinli rotationbasedsnapfitmechanicalmetamaterials AT minghuilu rotationbasedsnapfitmechanicalmetamaterials AT yanfengchen rotationbasedsnapfitmechanicalmetamaterials |