Now showing items 241-250 of 264
Analysis of forecasting capabilities of ground surfaces valuation using artificial neural networks
(Journal of the Brazilian Society of Mechanical Sciences and Engineering, 2010-04-01) [Artigo]
Industry worldwide has been marked by intense competition in recent years, placing companies under ever increasing pressure to improve the efficiency of their product processes. In addition to efficiency, precision is an ...
Monitoring in precision metal drilling process using multi-sensors and neural network
(International Journal of Advanced Manufacturing Technology, 2013-04-01) [Artigo]
This paper presents a new method to estimate hole diameters and surface roughness in precision drilling processes, using coupons taken from a sandwich plate composed of a titanium alloy plate (Ti6Al4V) glued onto an aluminum ...
Avaliação do diafragma piezelétrico de baixo custo no monitoramento do processo de retificação plana tangencial
(Revista Materia, 2017-01-01) [Artigo]
The machining processes are of extreme importance for the manufacture of mechanical parts, the parts demand high dimensional and geometric precision and quality in its construction. Among the machining processes, the ...
Electromechanical impedance (EMI) technique as alternative to monitor workpiece surface damages after the grinding operation
(International Journal of Advanced Manufacturing Technology, 2018-10-01) [Artigo]
Electromechanical impedance (EMI) technique has been employed in detection of structural failure in civil and mechanical structures because of its non-destructive property and easy implementation of small and inexpensive ...
Estimação espectral do sinal de vibração para o monitoramento do desgaste do dressador de ponta única
(Revista Materia, 2016-10-01) [Artigo]
The use of dressers worn can provide a less aggressive to the grinding wheels, causing an increase in cutting forces and a more rapid loss of grinding grain consequently compromise the final quality of the workpiece to be ...
Grinding of hardened steels using optimized cooling
(Ingeniare, 2008-06-01) [Artigo]
Grinding - the final machining process of a workpiece - requires large amounts of cutting fluids for the lubrication, cooling and removal of chips. These fluids are highly aggressive to the environment. With the technological ...
Improving minimum quantity lubrication in CBN grinding using compressed air wheel cleaning
(Journal of Materials Processing Technology, 2012-12-01) [Artigo]
The application of minimum quantity lubrication (MQL) in grinding has emerged as an alternative for reducing the abundant flow of cutting fluids, thus achieving cleaner production. Although considered an innovative technique ...
Inferential measurement of the dresser width for the grinding process automation
(International Journal of Advanced Manufacturing Technology, 2019-02-25) [Artigo]
Dressing is an essential process for the machining industries. The grinding community keeps the slogan “grinding is dressing,” given the importance of this reconditioning process. This paper presents a methodology for ...
Studies on the cooling minimum quantity and conventional cooling at hardened steels in grinding process
(Journal of the Brazilian Society of Mechanical Sciences and Engineering, 2007-04-01) [Artigo]
The purpose of this work is to explain the concept of cutting fluids reasonable usage through the fluid minimum quantity in grinding processes. on that purpose, the development of a new nozzle and an own and adequate ...
Analysis of the application of the minimum quantity lubricant - MQL technique in the grinding process
(Industrial Diamond Review, 2007-01-01) [Artigo]