微拉伸器 (MicroStretch):用于在微观阶段进行实时成像的微拉伸器
Alexi Switz1, Anamika Prasad1,2
1Biomedical Engineering, Florida International University, Miami, FL, United States.
HardwareX
|January 19, 2026
概括
研究人员开发了一种低成本的微型可编程系统,用于材料变形测试. 这种设备可以在微观阶段进行专门的拉伸测试,增强生物力学和材料科学研究.
科学领域:
- 材料科学 材料科学 材料科学
- 生物力学 生物力学
- 工程 工程师 工程师 工程师
背景情况:
- 材料变形评估对于理解各种领域的材料行为至关重要.
- 现有的商业测试机器往往是大型,昂贵和沉重的,限制了专门的应用.
- 微型化对于在微观或光谱阶段测试软和生物医学材料至关重要.
研究的目的:
- 开发一个具有成本效益的,小型的,可编程的系统,用于专门的材料变形测试.
- 创建一个多功能设备,适应个别实验室要求和微观阶段.
- 为了实现精确的单轴静态或循环负荷,用于材料分析.
主要方法:
- 使用双极步进电机,螺丝和滑动线性阶段.
- 使用Arduino微控制器进行编程和控制.
- 组装了系统,专注于成本效益,不到100美元.
- 通过显微镜验证了各种样品的性能和实时变形捕获.
主要成果:
- 成功开发了一个功能性的微型可编程变形测试系统.
- 证明了成本效益,组装成本低于100美元.
- 在显微镜测试期间通过实时捕捉变形来验证设备性能.
- 确认了与微观阶段的实时成像的兼容性.
结论:
- 开发的系统为专门的材料变形测试提供了具有成本效益和微型解决方案.
- 可编程性和微观兼容性满足了生物力学和材料科学领域的特定研究需求.
- 这种硬件可以在微观阶段进行先进的材料分析,克服商业设备的局限性.
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