通过使用三轴振动数据的机器学习对CNC刀的故障诊断
Nagesh Tambake1, Bhagyesh Deshmukh1, Sujit Pardeshi2
1Department of Mechanical Engineering, Walchand Institute of Technology, Solapur, Maharashtra, India.
Heliyon
|February 3, 2025
概括
这项研究引入了一种机器学习方法,用于使用振动数据进行CNC吊床切割器故障诊断. 一个Ensemble模型实现了100%的准确性,用于实时预测性维护,提高了运营效率.
科学领域:
- 机械工程 机械工程
- 数据科学数据科学数据科学
- 人工智能的人工智能
背景情况:
- 传统的CNC工具监控方法与实时,复杂的加工环境作斗争.
- 需要自动机器学习模型来提高工具可靠性和加工精度.
- 在CNC削刀的故障诊断对于运营效率至关重要.
研究的目的:
- 开发一种新的机器学习框架,用于精确诊断数控刀的故障.
- 为了利用三轴振动数据进行实时工具状况监测.
- 通过使用可解释人工智能来提高故障诊断系统的透明度和可靠性.
主要方法:
- 在健康和故障条件下从数控机收集振动信号的数据集.
- 从振动数据中提取统计特征 (RMS,峰值因子,Kurtosis).
- 训练和评估各种机器学习模型 (决策树,有效线性,神经网络,合并方法),包括可解释AI技术 (LIME,Shapley值).
主要成果:
- 集团模型在较低的计算成本下实现了完美的 (100%) 分类准确性.
- 可解释的人工智能技术提高了诊断系统的可解释性和可靠性.
- 拟议的框架在解决过度拟合,数据质量和模型可解释性方面表现优于现有的方法.
结论:
- 开发的机器学习框架为CNC加工中有效的预测性维护提供了基础.
- 集团模型的高精度和效率使其适合实时故障诊断.
- 未来的研究应该探索多传感器数据和转移学习,以获得更广泛的通用性和部署.
更多相关视频
06:45Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
Published on: October 28, 2022
1.6K
08:27Three-Dimensional Finger Motion Tracking during Needling: A Solution for the Kinematic Analysis of Acupuncture Manipulation
Published on: October 28, 2021
2.7K
相关概念视频
01:09Transmission Shafts: Problem Solving
207
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...
207
01:13Angle of Twist: Problem Solving
256
An electric motor applies a torque of 700 N·m to an aluminum shaft, triggering a stable rotation. Two pulleys, B and C, are subjected to torques of 300 N·m and 400 N·m, respectively. The modulus of rigidity is provided as 25 GPa. With the knowledge of the length and diameter of each segment, the twist angle between the two pulleys can be computed. First, a section cut is made between pulleys B and C, and the cut cross-section is analyzed using a free-body diagram. Given that the...
256