Now showing items 1-10 of 18
The cutting time with abrasive discs can be reduced by the control of the cutting speed
(Technical Paper - Society of Manufacturing Engineers. MR, 1997-12-01) [Artigo]
This paper presents an experimental study on the life of abrasive discs in cut-off type operations with two conditions of cutting speed. The cutting time is shown with a comparative analysis of the cutting speed.
Automatic detection of thermal damage in grinding process by artificial neural network
(Rem: Revista Escola de Minas, 2003-12-01) [Artigo]
Esse trabalho tem por objetivo o desenvolvimento de um sistema inteligente para detecção da queima no processo de retificação tangencial plana através da utilização de uma rede neural perceptron multi camadas, treinada ...
Influence of optimized lubrication-cooling and minimum quantity lubrication on the cutting forces, on the geometric quality of the surfaces and on the micro-structural integrity of hardened steel parts
(Revista Materia, 2012-05-25) [Artigo]
The is paper presents an analysis of the influence of minimum quantity lubrication (MQL), optimized and conventional cooling, using different cutting fluid volumes and flow rates, on the surface quality and integrity of ...
Neural models for predicting hole diameters in drilling processes
(Procedia CIRP, 2013) [Artigo]
The control of industrial manufacturing processes is of great economic importance due to the ongoing search to reduce raw materials and labor wastage. Indirect manufacturing operations such as dimensional quality control ...
Performance Evaluation of the Minimum Quantity of Lubricant Technique With Auxiliary Cleaning of the Grinding Wheel in Cylindrical Grinding of N2711 Steel
(Journal Of Manufacturing Science And Engineering-transactions Of The Asme, 2017-12-01) [Artigo]
Grinding is an abrasive process mostly used in finishing operations to provide low roughness and narrow limits of form and dimensioning to the workpiece. Due to the large amount of heat generated by friction between the ...
Evaluation of neural models applied to the estimation of tool wear in the grinding of advanced ceramics
(Expert Systems with Applications, 2015) [Artigo]
Grinding wheel wear, which is a very complex phenomenon, causes changes in most of the shapes and properties of the tool during machining, reducing the efficiency of the grinding operation and impairing workpiece quality. ...
Digital signal processing of acoustic emission signals using power spectral density and counts statistic applied to single-point dressing operation
(Iet Science Measurement & Technology, 2017-08-01) [Artigo]
Dressing is an important operation for the grinding process. Its goal is to recondition the wheel tool to re-establish its cutting characteristics, owing to the wear produced after successive passes. Monitoring systems ...
A study on the viability of minimum quantity lubrication with water in grinding of ceramics using a hybrid-bonded diamond wheel
(Proceedings of the Institution of Mechanical Engineers. Part B, Journal of Engineering Manufacture, 2015) [Artigo]
With the currently strict environmental law in present days, researchers and industries are seeking to reduce the amount of cutting fluid used in machining. Minimum quantity lubrication is a potential alternative to reduce ...
MQL with water in cylindrical plunge grinding of hardened steels using CBN wheels, with and without wheel cleaning by compressed air
(International Journal Of Advanced Manufacturing Technology, 2017-04-01) [Artigo]
Minimum quantity of lubricant (MQL) in grinding is an alternative for reducing abundant fluid flow and both environmental and health hazards when compared with conventional fluid application. In spite of the fact that MQL ...
Evaluation of the thermal damages in inlet engine valves varying the grinding wheels and the cutting fluids
(Rem: Revista Escola de Minas, 2003-06-01) [Artigo]
Nesse artigo é apresentada uma pesquisa experimental sobre os danos térmicos que aparecem nas válvulas de admissão dos motores após passarem pelo processo de retificação. Foram utilizados, nessa experimentação, quatro tipos ...