相关实验视频
Updated: May 11, 2026

09:22
Application of Atomic Force Microscopy to Detect Early Osteoarthritis
Published on: May 24, 2020
9.2K
在微型加工中工具耗尽:基于切削力信号分析的分析模型的开发
Andrea Abeni1, Cristian Cappellini2, Greta Seneci1
1Dipartimento di Ingegneria Meccanica ed Industriale, Università degli Studi di Brescia, via Branze, 38, 25123 Brescia (BS), Italy.
Micromachines
|March 28, 2024
概括
这项研究引入了一种新的分析方法,用于使用切削力信号校准微加工工具耗尽模型,从而消除了在生物医学设备制造中需要耗时的几何测量.
科学领域:
- 制造业 工程 制造工程
- 材料科学 材料科学 材料科学
- 生物医学工程 生物医学工程
背景情况:
- 微加工对于制造精确的生物医学设备至关重要.
- 过渡到微型加工带来了挑战,包括工具耗尽.
- 工具耗尽难以实验测量,并使流程优化复杂化.
研究的目的:
- 开发一种新的分析方法,用于描述微加工中工具耗尽的情况.
- 使用切削力信号分析对微加工模型参数进行校准.
- 为了消除在耗尽预测中对维度测量的需求.
主要方法:
- 开发了一种用于工具耗尽的新型分析模型.
- 利用切断力信号的阐述,用于模型参数校准.
- 在微加工增材制造的AlSi10Mg标本上测试了该程序.
主要成果:
- 在没有维度测量的情况下成功校准微加工模型参数.
- 展示了一种基于力信号分析工具耗尽的新方法.
- 验证了增材制造材料的方法.
结论:
- 开发的分析策略为工具耗尽分析提供了一个有希望的,数学上强大的方法.
- 这种方法显著减少了与运行预测相关的时间和复杂性.
- 进一步的研究可以扩展这一基础,用于先进的微加工应用.
相关概念视频
Design of Transmission Shafts - Stress Analysis
Designing a transmission shaft requires a thorough understanding of the stresses induced by bending moments and torques, especially in systems where power is transferred through gears. These forces create force-couple systems at the centers of the shaft's cross-sections, leading to both transverse and torsional loading. Although shearing stresses from transverse loads are typically smaller than those from torques and are often overlooked, the significant normal stresses from these loads...
Transmission Shafts: Problem Solving
Designing a solid shaft that transmits power from a motor to a machine tool involves a series of calculations to ensure the shaft can withstand the stresses applied by bending moments and torques. First, calculate the torque exerted on the gear, considering the power transmitted by the shaft and its rotational speed. Following this, compute the tangential forces acting on the gears, which directly relate to the torque and the gear radius.
Next, use bending moment diagrams for the shaft to...
Next, use bending moment diagrams for the shaft to...

