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几何学和工艺参数对循环负荷下附加制造的平电阻传感器的影响的参数研究

Marijn Goutier¹, Thomas Vietor¹

¹Institute for Engineering Design, Technische Universität Braunschweig, 38108 Brunswick, Germany.

|June 27, 2025

概括

增材制造的压力复杂传感器允许集成设计. 优化打印参数和材料选择可以显著减少这些传感器中的非线性和歇斯底里错误.

科学领域:

材料科学材料科学材料科学
机械工程机械工程
传感器技术传感器技术

背景情况:

增材制造 (AM) 为压缩型传感器提供了优势,包括集成设计和软机器人应用.
众所周知,电阻和灵敏度等传感器性能指标受AM过程参数的影响.

研究的目的:

研究AM工艺参数,材料特性,传感器设计和由此产生的压电阻传感器特征之间的复杂关系.
量化打印参数对增材制造的压缩定位传感器中的非线性,歇斯底里和漂移的影响.

主要方法:

在循环拉伸负荷下使用两种不同的材料制造的压力复合传感器的特征.
印刷参数的系统变化,包括层高度,灌装角度和厚度.
分析传感器非线性,歇斯底里和漂移作为材料和过程参数的函数.

主要成果:

非线性和hysteresis都受到材料选择和打印参数的显著影响.
影响传感器灵敏度的参数,如充填角度,间接影响非线性和歇斯底里错误.
通过优化参数选择,非线性误差减少了高达30.7%或25.3%,hysteresis误差减少了高达38.7%或23.8%.
漂移主要取决于材料,但也受到过程参数的影响,如灌装角度.

结论:

了解材料,设计和工艺参数之间的相互作用对于高性能的压力复合传感器的有效增材制造至关重要.
优化参数选择可以大大减轻非线性和歇斯底里错误,提高传感器的可靠性.
对材料与工艺相互作用的进一步研究将使先进的增材制造传感器的定制设计成为可能.

关键词:

通过3D打印打印3D打印.添加剂制造添加剂制造添加剂制造导电性的聚合物复合材料.漂流漂流漂流漂流漂流化沉积物的建模.这是歇斯底里症.这就是线性线性.材料挤出材料挤出压力阻抗传感器传感器可以重复的可重复性.

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