Results 11 to 20 of about 905,216 (225)

Vibration absorbers for chatter suppression: A new analytical tuning methodology [PDF]

, 2007
Vibration absorbers have been widely used to suppress undesirable vibrations in machining operations, with a particular emphasis on avoiding chatter.
Altintas, Brecher, Brock, Budak, Budak, Campomanes, Chung, Den Hartog, Everett Reed, Ganguli, Hahn, Lagarias, Liu, Mead, Neil D. Sims, Nishimura, Ormondroyd, Pratt, Rivin, Semercigil, Sims, Tarng, Tewani, Tlusty, Tlusty, Tobias   +25 more
core   +1 more source

Influence of Elastomer Layers in the Quality of Aluminum Parts on Finishing Operations [PDF]

, 2020
In finishing processes, the quality of aluminum parts is mostly influenced by static and dynamic phenomena. Different solutions have been studied toward a stable milling process attainment.
Lamikiz, Aitzol, Rivero, Asuncion, Rubio-Mateos, Antonio, Ukar, Eneko   +3 more
core   +2 more sources

Vibration control strategies for proof-mass actuators [PDF]

, 2007
Proof-mass actuators have been considered for a broad range of structural vibration control problems, from seismic protection for tall buildings to the improvement of metal machining productivity by stabilizing the self-excited vibrations known as ...
Huyanan, S., Sims, N.D.
core   +1 more source

Experimental validation for chatter stability prediction [PDF]

, 2012
This research focused on the experimental validation for chatter stability prediction. An optimum machining was aimed to maximize the material removal rate, whilst maintaining a sufficient stability margin to assure the surface quality.
Alonso-Rasgado, Maria T, Bulfone-Paus, Silvia, Garcia Rodriguez, Karen, Goenka, Anupam, Hernandez-Pando, Rogelio   +4 more
core   +1 more source

Chatter Control by Spindle Speed Variation in High-Speed Milling [PDF]

, 2009
High-speed milling operations are often limited by regenerative vibrations. The aim of this paper is to analyze the effect of spindle speed variation on machine tool chatter in high-speed milling. The stability analysis of triangular and sinusoidal shape
Arnaud, Lionel, Dessein, Gilles, Insperger, Tamás, Seguy, Sébastien   +3 more
core   +2 more sources

Chatter Monitoring of Machining Center Using Head Stock Structural Vibration Analyzed with a 1D Convolutional Neural Network

Italian National Conference on Sensors, 2022
Real-time chatter detection is crucial for the milling process to maintain the workpiece surface quality and minimize the generation of defective parts. In this study, we propose a new methodology based on the measurement of machine head stock structural
K. Jeong, Yeonuk Seong, Jonghoon Jeon, Seongjun Moon, Junhong Park   +4 more
semanticscholar   +1 more source

A simulated investigation on the machining instability and dynamic surface generation [PDF]

, 2005
In this paper, the authors propose the generic concept of machining instability based on the analysis of all kinds of machining instable behaviors and their features.
Altintas, Altintas, Budak, Burns, Davies, Davies, K. Cheng, Marsh, Stepan, Tlusty, Wiercigroch, X.C. Luo, X.K. Luo, X.W. Liu   +13 more
core   +1 more source

The role of tool geometry in process damped milling [PDF]

, 2010
The complex interaction between machining structural systems and the cutting process results in machining instability, so called chatter. In some milling scenarios, process damping is a useful phenomenon that can be exploited to mitigate chatter and ...
A Ganguli, Ahmad R. Yusoff, Chris M. Taylor, CY Huang, D Montgomery, E Budak, E Soliman, HE Merritt, J Tlusty, LN Virgin, MA Elbestawi, N Olgac, ND Sims, ND Sims, Neil D. Sims, S Huyanan, S Ranganath, SA Tobias, Sam Turner, TR Sisson, Y Altintas, Y Altintas, Y Zhang, YS Liao   +23 more
core   +1 more source

The self-excitation damping ratio: A chatter criterion for time-domain milling simulations [PDF]

, 2004
Regenerative chatter is known to be a key factor that limits the productivity of high speed machining. Consequently, a great deal of research has focused on developing predictive models of milling dynamics, to aid engineers involved in both research and ...
Altintas, Atkinson, Campomanes, Delio, Forsythe, Frigo, Kondo, Li, Neil D. Sims, Rao, Schmitz, Smith, Smith, Tlusty, Tlusty, Tobias   +15 more
core   +1 more source

Surface roughness variation of thin wall milling, related to modal interactions [PDF]

, 2008
High-speed milling operations of thin walls are often limited by the so-called regenerative effect that causes poor surface finish. The aim of this paper is to examine the link between chatter instability and surface roughness evolution for thin wall ...
Assouline, Benardos, Bravo, Budak, Budak, Davies, Davies, Fofana, Gilles Dessein, Gradisek, Groover, Herranz, Lapoujoulade, Lionel Arnaud, Montgomery, Paris, Stout, Sébastien Seguy, Thevenot, Thevenot, Tobias, Zatarain   +21 more
core   +4 more sources