Results 11 to 20 of about 1,368 (215)

Importance of spindle speed in ring frame

open access: yesInternational Journal of Engineering & Technology, 2021
In textile industries, spinning sector plays a vital role because this sector produces the main raw material for the textile industries which is known as yarn. So for getting good qualities garments, it is needed to ensure the good qualities yarn. There are many things which are re-sponsible for producing good qualities yarn.
Md. Redwanul Islam   +4 more
openaire   +2 more sources

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

Comprehensive experimental investigation on drilling multi-material carbon fiber reinforced aluminum laminates

open access: yesJournal of King Saud University: Engineering Sciences, 2022
The amalgamation of metallic alloys and fiber-reinforced composites has helped Fiber Metal Laminates (FMLs) like Carbon fiber reinforced aluminum laminates (CARALL) and Glass laminate aluminum reinforced epoxy (GLARE) overcome the limitations of ...
Advith K. Sridhar   +2 more
doaj   +1 more source

Effect of Spindle Speed and Feed Rate on Surface Roughness and Milling Duration in the Fabrication of Milled Complete Dentures: An In Vitro Study

open access: yesApplied Sciences, 2023
Milling machines have made denture fabrication possible with high accuracy in a short time. However, the relationship between the milling conditions, accuracy, and milling duration has not been clarified.
Yo Akiyama   +4 more
doaj   +1 more source

Influences of configuration and coating on the vibration characteristics of spindles

open access: yesThe Journal of Engineering, 2022
Strong vibration is the main factor leading to the spinning spindle failure, which is closely related to the spindle end configuration and surface coating.
Hechun Yu   +6 more
doaj   +1 more source

Experimental investigation of glass fiber-reinforced polymer composites during slot milling [PDF]

open access: yesPort Said Engineering Research Journal, 2023
This paper presented the results of an experimental investigation on the machinability of glass fiber reinforced polymer (GFRP) composite materials during slot milling operations. A complete factorial design was used to perform the studies. The impact of
Noha Naeim
doaj   +1 more source

Characterization and Evaluation of Rotation Accuracy of Hydrostatic Spindle under the Influence of Unbalance

open access: yesShock and Vibration, 2020
The paper studies the characterization and evaluation technology of rotation accuracy of hydrostatic spindle under the influence of unbalance. The dynamic model of the motion error of the hydrostatic spindle is established based on the dynamic parameters.
Dongju Chen, You Zhao, Jingfang Liu
doaj   +1 more source

Dynamic Analysis of High Speed Spindle

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Assessment of the thermo-mechanical behaviour of machine-tool spindles is a requisite for the reliable operation of high-speed CNC machine tools. The thermal behaviour and applied loads affect the performance of these high-speed spindles.
V V S H Prasad, V Kamala
openaire   +1 more source

A prediction model of the surface topography due to the unbalance of the spindle system in ultra-precision fly-cutting machining

open access: yesAdvances in Mechanical Engineering, 2018
In ultra-precision fly-cutting machining, the aerostatic spindle is the key component, which has significant influence on the machined surface quality. The unbalanced spindle directly affects the machining accuracy. In this article, a prediction model of
Dongju Chen   +4 more
doaj   +1 more source

Online Dynamic Balance Technology for High Speed Spindle Based on Gain Parameter Adaption and Scheduling Control

open access: yesApplied Sciences, 2018
Unbalance vibration is one of the main vibration forms of a high speed machine tool spindle. The overlarge unbalance vibration will have some adverse effects on the working life of the spindle system and the surface quality of the work-piece. In order to
Shihai Zhang   +2 more
doaj   +1 more source

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