一个软机制驱动机器人的框架
Cem Aygül1, Can Güven2, Sara A Frunzi2
1Department of Mechanical Engineering, Tufts University, Medford, MA, USA.
Nature communications
|February 6, 2025
概括
这项研究介绍了一种用于软机器人的新型3D打印框架,它结合了软和刚性材料. 这种方法提高了机器人在各种现实世界的地形中运行的灵巧性和弹性.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
背景情况:
- 软机器人提供安全性和适应性,但缺乏结构完整性.
- 传统的机器人速度更快,但抗冲击能力较差.
- 弥合软硬机器人之间的差距对于先进的应用至关重要.
研究的目的:
- 为软机器人引入一个多材料设计和打印框架.
- 在单体机器人系统中将软硬材料的优势结合起来.
- 为了实现地面轨迹控制和提高软机器人的弹性.
主要方法:
- 使用具有多个挤出机的工具变换器,将不同Shore硬度的热塑料混合在一起.
- 模拟生物模拟关节样结构用于移动.
- 3D打印一个带腿软机器人系统,内置电子和编码器,用于闭环控制.
主要成果:
- 展示了一个创新的框架,用于创建3D打印软机器人,增强灵巧性和弹性.
- 对比不同的机制合成和材料组合,以获得运动模式和速度.
- 在沙子,土壤和岩石等各种地形上成功运行机器人系统.
结论:
- 拟议的框架有效地整合了软和刚性材料,克服了每个材料的局限性.
- 仿生设计和多材料打印使软机器人能够进行强大的地面运动.
- 这种具有成本效益的方法有助于开发用于现实世界应用的软机器人.
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