Results 11 to 20 of about 145,469 (230)
Effects of Cooling Systems on the Thermal Behaviour of Machine Tools and Thermal Error Models
Journal of Machine Engineering, 2020 Today, cooling systems are increasingly applied to the structure of machine tools (MT). Unfortunately, to date there have been few efforts to precisely control these cooling systems, which inhibits the full utilisation of their potential to improve MT ...
Martin Mareš +4 more
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Applied Sciences, 2020 A thermal-induced measurement error induced by thermal deformation of digital camera in photo mechanics methods that has the same magnitude of the error as that in the resistance strain measurement method reduces the accuracy of high-precision ...
Shichao Zhou +3 more
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Real-Time Compensation for Thermal Errors of the Milling Machine [PDF]
Applied Sciences, 2016 This paper is focused on developing a compensation module for reducing the thermal errors of a computer numerical control (CNC) milling machine. The thermal induced displacement variations of machine tools are a vital problem that causes positioning ...
Tsung-Chia Chen +4 more
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A Review of Machine Learning-Based Thermal Error Modeling Methods for CNC Machine Tools
MachinesHeat source-induced thermal error is a primary element influencing the precision of CNC machine tools. A practical and economical approach to mitigating thermal errors is through thermal error compensation.
Sen Mu +6 more
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STRATEGY OF MILLING CENTER THERMAL ERROR COMPENSATION USING A TRANSFER FUNCTION MODEL AND ITS VALIDATION OUTSIDE OF CALIBRATION RANGE [PDF]
MM Science Journal, 2019 Achieving high workpiece accuracy is a long-term goal of machine tool designers. There are many causes of workpiece inaccuracy, with thermal errors being the most dominant. Indirect compensation (using predictive models) is a promising strategy to reduce
M. Mareš +5 more
semanticscholar +2 more sources
Geometric and Thermal-Induced Errors Prediction for Active Error Compensation in Machine Tools
Journal of Experimental and Theoretical AnalysesIn this paper, an integrated geometric and thermal-induced errors prediction approach for active error compensation in machine tools is proposed and evaluated.
Walid Chaaibi +2 more
doaj +2 more sources
Research on Thermal Error Compensation of Gear Hobbing Machine [PDF]
Research Journal of Applied Sciences, Engineering and Technology, 2013 The purpose of this research is to improve the machining accuracy of YK3610 Hobbing machine through thermal error compensation. This study presents the whole process of thermal error modeling and compensation by using Back Propagation Network (BPN) and ant colony optimization is introduced into the training of BPN.
Qianjian Guo, Shanshan Yu, Jianguo Yang
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Fleet learning of thermal error compensation in machine tools [PDF]
2021 26th IEEE International Conference on Emerging Technologies and Factory Automation (ETFA ), 2021 ISBN:978-1-7281-2989 ...
Fabian Stoop +4 more
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A Review of Thermal Error Modeling Methods for Machine Tools
Applied Sciences, 2021 Thermal error caused by thermal deformation is one of the most significant factors influencing the accuracy of the machine tool. Compensation is a practical and efficient method to reduce the thermal error.
Yang Li +4 more
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Machines, 2023 This study constructs a prediction model of thermal deformation with an artificial neural network and implements the real-time error compensation for a three-axis vertical CNC milling machine in cutting processes to improve the thermal error of the ...
Dang-Khoa Nguyen +2 more
doaj +1 more source