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112篇 您的检索式:作者名="Davim"
    题名 作者 年代 出处 被引量
1State of the Art on Micromilling of Materials,a Review显示文摘The trend towards miniaturization has increased dramatically over the last decade, especially within the fields concerned with bioengineering, microelectronics, and aerospace. Micromilling is among the principal manufacturing processes which have allowed the development of components possessing micrometric dimensions, being used to the manufacture of both forming tools and the final product. The aim of this work is to present the principal aspects related to this technology, with emphasis on the work material requirements, tool materials and geometry, cutting forces and temperature, quality of the finished product, process modelling and monitoring and machine tool requirements. It can be noticed that size effect possesses a relevant role with regard to the selection of both work material (grain size) and tooling (edge radius). Low forces and temperature are recorded during micromilling, however, the specific cutting force may reach high values because of the ploughing effect observed as the uncut chip thickness is reduced. Finally, burr formation is the principal concern with regard to the quality of the finished part.M.A.Cmara J.C. Campos Rubio A.M. Abro J.P. Davim 2012Journal of Materials Science & Technology2012,28,8:10
2Analysis of Surface Integrity in Drilling Metal Matrix and Hybrid Metal Matrix Composites显示文摘Hybrid metal matrix composites consist of at least three constituents-a metal or an alloy matrix and two reinforcements in various forms, bonded together at the atomic level in the composite. Despite their higher specific properties of strength and stiffness, the non homogeneous and anisotropic nature combined with the abrasive reinforcements render their machining difficult. In this paper, the surface integrity of machining in drilling hybrid composites has been discussed. Drilling tests are carried out at different spindle speed, feed rates, and different drill tool materials to investigate the effect of the various cutting parameters on the surface quality and the extent of the deformation of drilled surface due to drilling. Materials used for the present investigation are Al356/10SiC (wt%) metal matrix and Al356/10SiC-3mica (wt%) hybrid composites. The composites are fabricated using stir casting route. The drilling tests are conducted on vertical computer numeric control (CNC) machining center using carbide, coated carbide and polycrystalline diamond (PCD) drills. The surface roughness decreases with increasing spindle speed and increases with increasing feed rate. The machined surface is analyzed by scanning electron microscopy (SEM). SEM images of the machined surfaces indicate the presence of grooves and pits. Microhardness depth profiles indicate that the subsurface damage is limited to the top of 100-250 μm.T.Rajmohan K.Palanikumar J.Paulo Davim 2012Journal of Materials Science & Technology2012,28,8:9
3Application of merchant theory in machining particulate metal matrix composites 显示文摘Davim J P 2007Materials and Design2007,,28:1
4Artificial neural network based on genetic learning for machining of poly- etheretherketone composite materials显示文摘ANTONIO C A C DAVIM J P LAPA V 2008The International Journal of Advanced Manufacturing Technology2008,39,:1
5Drilling carbon fiber reinforced plastics manufactured by autoclave-experimental and statistical study显示文摘Davim J P Reis P 2003Materials&design2003,24,5:1
6Drilling carbon fiber reinforced plastics manufactured by autoclave-experimental and statistical study显示文摘Paulo Davim Pedro Reis 2003Materials and Design2003,24,:1
7Finite element modelling of ma- chining of AISI 316 steel:numerical simulation and experimen- tal validation 显示文摘Maranhao C Paulo Davim J 2010Simulation Modelling Practice and Theory2010,18,2:1
8Finite element modelling of machining of AISI 316steel:Numerical simulation and experimental validation显示文摘Maranhāo C Paulo Davim J 2010Simulation Modelling Practice and Theory2010,18,:1
9Study of delamination in drilling carbon fiber reinforced plastics(CFRP)using design experiments显示文摘Davim J P Reis P 2003Composite structures2003,59,4:1
10Diamond tool performance in machining metal-matrix composites 显示文摘Davim J P 2002Journal of Materials Processing Technology2002,128,:1
11A Decision-making Framework Model for Ma- terial Selection Using a Combined Multiple Attribute Decision-mak- ing Method显示文摘Rao R V Davim J P 2008Advance Manufacture Technology2008,35,:1
12Optimization of electrical discharge machining characteristics of WC/Co composites using non-dominated sorting genetic algorithm (NSGA-II)显示文摘D. Kanagarajan R. Karthikeyan K. Palanikumar J. Paulo Davim 2008The International Journal of Advanced Manufacturing Technology (-)2008,,11:1
13Effect of carbon fibre reinforcement in the frictional behaviour of PEEK in a water lubricated environment显示文摘J Paulo Davim Nuno Marques A Monteiro Baptista 2001Wear2001,251,:1
14Statistical study of surface roughness in turning of PEEK composites显示文摘Petropoulos G Mata E Davim J P 2008Materials & Design2008,29,1:1
15Design of optimization of cutting parameters for turn- ing metal matrix composite based on the orthngonal arrays 显示文摘Davim J P 2003Journal of Materials Processing Technology2003,132,:1
16Design of optimisation of cutting parameters for turning metal matrix composites based on the orthogonal arrays显示文摘J.Paulo Davim 2002Journal of Materials Processing Tech2002,,:1
17New machinability study of glass fibre reinforced plastics using polycrystalline diamond and cemented carbide (K15) tools显示文摘Davim J P Mata F 2007MATERIALS &DESIGN2007,28,3:1
18Delamination analysis in high speed drilling of carbon fiber reinforced plastics (CFRP) using artificial neural network model显示文摘S.R. Karnik V.N. Gaitonde J. Campos Rubio A. Esteves Correia A.M. Abr?o J. Paulo Davim 2008Materials and Design2008,,9:1
19Some studies on drilling of hybrid metal matrix composites based on Taguchi techniques 显示文摘BASAVARAJAPPA S CHANDRAMOHAN N DAVIM J P 2008Journal of Materials Processing Technology2008,2,:1
20Drilling carbon fiber reinforced plastics manufactured by autoclave—experimental and statistical study显示文摘J.Paulo Davim Pedro Reis 2003Materials and Design2003,,5:1
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