通过优化旋转接条件,提高树木连接的强度
Jiankun Liang1, Xiao Zhong2, Yuqi Yang2
1College of Civil Engineering, Kaili University, Kaili 556011, China.
Materials (Basel, Switzerland)
|December 31, 2025
概括
木材旋转接提供了一个环保,无粘合剂的连接方法. 这项研究优化了树木的参数,通过化学和结构修改显著提高了关节强度,以实现可持续制造.
科学领域:
- 材料科学 材料科学 材料科学
- 可持续制造 可持续制造 可持续制造
- 木材工程 木材工程是指木材的工程.
背景情况:
- 传统的木材连接方法 (粘合剂,紧固件) 引发了环境问题.
- 木材旋转接为木材连接提供了一个可持续的,无粘合剂的替代方案.
- 树木是一种广泛使用的材料,需要高效和环保的连接技术.
研究的目的:
- 系统地研究圆树木的旋转接.
- 评估过程参数对联合性能的影响.
- 描述接界面的化学和微观结构变化.
主要方法:
- 旋转接被应用于树木标本.
- 在优化过程参数下评估关节强度.
- 化学分析使用里埃变换红外光谱法 (FT-IR) 和X射线光电子光谱法 (XPS).
- 使用X射线衍射 (XRD),扫描电子显微镜 (SEM) 和热重力测量分析 (TGA) 评估了微结构和热特性.
主要成果:
- 与未接样本相比,优化的旋转接参数显著提高了树木关节强度.
- 接过程导致半纤维素和纤维素的部分降解,形成新的化学键并增加碳酸含量.
- XRD表明木材结晶度增加,SEM显示了更紧的接口与增强的机械互锁,TGA证实了热稳定性的改善.
结论:
- 旋转接通过结合化学,热和结构修改来提高树木的关节强度.
- 该研究为优化可持续木材制造中的旋协议提供了关键数据.
- 这种无粘合剂的技术为木材连接提供了一个有希望的环保方法.
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