Results 1 to 10 of about 2,181 (221)

Thermal displacement prediction model of SVR high-speed motorized spindle based on SA-PSO optimization

open access: yesCase Studies in Thermal Engineering, 2022
In view of the problem that a lot of heat is generated inside the motorized spindle when it is working, which causes thermal errors and affects the processing quality, this paper optimizes the Support Vector Regression through the particle swarm ...
Zhicheng Zhou, Ye Dai, Shikun Li
exaly   +3 more sources

Thermal performance analysis and experimental study of high-speed motorized spindle based on the gradient descent method

open access: yesCase Studies in Thermal Engineering, 2021
The high-speed motorized spindle is the core component of high-speed and high-precision machining, and its compact structure leads to internal heat accumulation and thermal deformation.
Ye Dai, ZhaoLong Li, Jianhui Wang
exaly   +3 more sources

Hybrid Prediction Model of the Temperature Field of a Motorized Spindle

open access: yesApplied Sciences (Switzerland), 2017
The thermal characteristics of a motorized spindle are the main determinants of its performance, and influence the machining accuracy of computer numerical control machine tools.
Huaitao SHI, Yuhou Wu, Ke Zhang
exaly   +3 more sources

Thermal characteristics analysis and cooling model optimization of motorized spindle

open access: yesCase Studies in Thermal Engineering
Aiming at the influence of poor cooling conditions and traditional cooling control strategy on motorized spindle temperature and machining performance. Firstly, the heat transfer model of the motorized spindle cooling system is studied.
Yudong Bao, Qiangqiang Dai, Zhentao Zhou
exaly   +3 more sources

Research on the influence of air-gap eccentricity on the temperature field of a motorized spindle [PDF]

open access: yesMechanical Sciences, 2021
The air-gap state between the stator and rotor is an important indicator to measure the performance of a motorized spindle. It affects the temperature field distribution of the motorized spindle and the machining accuracy of the mechanical parts.
X. Li   +9 more
doaj   +1 more source

Regression predictive modeling of high-speed motorized spindle using POA-LSTM

open access: yesCase Studies in Thermal Engineering
With the increasing importance of motorized spindles in high-end machining, the accuracy requirements for motorized spindles have been increasing. Therefore, the accuracy problem caused by thermal deformation of the motor spindle during machining has ...
ZhaoLong Li, Baodong Wang, Wenming Zhu
exaly   +3 more sources

Simulation analysis model of high-speed motorized spindle structure based on thermal load optimization

open access: yesCase Studies in Thermal Engineering, 2023
High-end CNC machine tools' primary transmission mechanism is a high-speed electric spindle. Thermal displacement of the spindle occurs as a result of heat created inside the spindle during transmission, which has an impact on the machining precision of ...
Li Zhaolong   +6 more
doaj   +1 more source

Study on the Unbalanced Fault Dynamic Characteristics of Eccentric Motorized Spindle considering the Effect of Magnetic Pull

open access: yesShock and Vibration, 2021
Unbalanced fault is the most common fault of high-speed motorized spindle, which is the main factor affecting the machining accuracy of high-speed spindle.
Zhan Wang   +3 more
doaj   +1 more source

Study and Application of Cooling Technology for High Speed Motorized Spindle

open access: yesJournal of Harbin University of Science and Technology, 2022
For the high-speed motorized spindle high-speed and structural integration of the temperature rise control and other technical problems, the existing cooling technology achievements of high-speed motorized spindles are systematically analyzed and ...
CHENG Yao-nan   +4 more
doaj   +1 more source

Dynamic Modeling of Motorized Spindle System with Unbalanced Mass and Spindle Inclination

open access: yesApplied Sciences, 2023
The high-speed motorized spindle has been wildly used in the field of aerospace processing, due to its advantages such as high speed, high precision, and high efficiency.
Dan Gu   +4 more
doaj   +1 more source

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