Zobrazeno 1 - 10
of 700
pro vyhledávání: '"motorized spindle"'
Publikováno v:
Case Studies in Thermal Engineering, Vol 63, Iss , Pp 105238- (2024)
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. Secondly, the
Externí odkaz:
https://doaj.org/article/d20e4b82f2cc468ea62f9486b583d36a
Publikováno v:
In International Journal of Thermal Sciences April 2025 210
Publikováno v:
Lubricants, Vol 12, Iss 8, p 286 (2024)
Grease lubrication is cost-effective and low-maintenance for motorized spindles, but standard steel bearings can fail at high speeds. This study focuses on high-speed full ceramic ball bearings lubricated with grease. The coefficient of friction torq
Externí odkaz:
https://doaj.org/article/6e362c8cc1524535ba2b169be63f4707
Publikováno v:
Case Studies in Thermal Engineering, Vol 54, Iss , Pp 104053- (2024)
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
Externí odkaz:
https://doaj.org/article/f90cd54c92fa449dab7cd20c191ab04d
Publikováno v:
Machines, Vol 12, Iss 7, p 458 (2024)
During the service process of a bearingless motorized spindle (BLMS), its parameters change with both time and external conditions, leading to a decrease in the accuracy of the motorized spindle. Therefore, it is difficult to accurately describe the
Externí odkaz:
https://doaj.org/article/8a2a38b571fb48cf891bc7799b537b59
Publikováno v:
Case Studies in Thermal Engineering, Vol 53, Iss , Pp 103941- (2024)
The thermal error caused during the high-speed operation of a high-speed motorized spindle has a significant impact on machine tool precision. In this paper, we firstly built, constructed an experimental platform for variable voltage preloaded motori
Externí odkaz:
https://doaj.org/article/eb47548a10c74d81905ec75899521f12
Publikováno v:
Case Studies in Thermal Engineering, Vol 51, Iss , Pp 103665- (2023)
Spiral water jackets are essential refrigeration units in motorized spindles. The design of spiral water jackets directly affects the machining accuracy and reliability of motorized spindles. In this regard, a reliability-based design optimization (R
Externí odkaz:
https://doaj.org/article/008d159ca6c8442bbea70db1d1f088b3
Publikováno v:
Case Studies in Thermal Engineering, Vol 48, Iss , Pp 103152- (2023)
The thermal error generated by the high-speed motorized spindle during machining is the main reason for the exactness of the machine tool, so accurate thermal characteristics analysis is essential. In this paper, the experimental platform of motorize
Externí odkaz:
https://doaj.org/article/e5c5fb044fa04a7fb40bc9b074a1ab5a
Publikováno v:
Applied Sciences, Vol 14, Iss 6, p 2617 (2024)
In high-speed motors, there is a huge amount of heat generation from core and winding losses, which may result in thermal failures or motor performance deterioration. In the prevention of heat accumulation, efficient cooling technology is critical fo
Externí odkaz:
https://doaj.org/article/f30e9e7d9d7a4621a0b22c11235959e8
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