Machining of Complex Sculptured Surfaces by D. Olvera, A. Calleja, L. N. López de Lacalle (auth.), J.

By D. Olvera, A. Calleja, L. N. López de Lacalle (auth.), J. Paulo Davim (eds.)

The machining of complicated sculptured surfaces is a world technological subject, in glossy production with relevance in either industrialized and rising in nations, fairly in the moulds and dies zone whose functions comprise hugely technological industries resembling the automobile and plane undefined. Machining of advanced Sculptured Surfaces considers new methods to the manufacture of moulds and dies inside those industries. the normal know-how hired within the manufacture of moulds and dies mixed traditional milling and electro-discharge machining (EDM) yet this has been changed with high-speed milling (HSM) which has been utilized in roughing, semi-finishing and completing of moulds and dies with nice good fortune.

Machining of advanced Sculptured Surfaces offers contemporary details on machining of complicated sculptured surfaces together with smooth CAM platforms and procedure making plans for 3 and 5 axis machining in addition to causes of some great benefits of HSM over conventional equipment starting from paintings piece precision and roughness to handbook sprucing following machining operations.

Whilst basically meant for engineering scholars and publish graduates (particularly within the fields of mechanical, production or materials), Machining of advanced Sculptured Surfaces presents transparent directions on glossy production; serving as a pragmatic source for all teachers, researchers, engineers and pros with curiosity within the machining of complicated sculptured surfaces.

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Extra info for Machining of Complex Sculptured Surfaces

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Int J Adv Manuf Technol 14:795–805 17. Warkentin A, Ismail F, Bedi S (2000) Multi point tool position strategy for 5-axis machining of sculptured surfaces. Comput Aided Geom Des 17(1):83–100 18. Lee JJ, Suh SH (1998) Interference-free tool-path planning for flank milling of twisted ruled surfaces. Int J Adv Manuf Technol 14:795–805 19. Yown JW, Jun Y, Park S (2003) Interference-free tool path generation in 5-axis machining of a marine propeller. Int J Prod Res 41:4383–4402 20. Lauwers B, Kiswanto G, Kruth JP, Leuven KU (2003) Development of a 5-axis milling tool path generation algorithm based on Faceted models.

The various authors of these iterative methods seek a trade-off between positioning effectiveness and speed in obtaining the result. No attempt is made to rank the methods introduced below as they would all have to be implemented on the same computer to compare calculation times, with the error being calculated using Eq. 17. The method developed in [18] is established for roughing and finishing of ruled surfaces. It can be applied to both cylindrical and conical cutters. The study is conducted iteratively and covers use of the cutter’s envelope surface.

Finally, as this strategy leads to a significant undercut error, it is suggested that the surface be milled in several passes breaking down the ruled surface into several ruled surfaces. This study proposes an exact evaluation of error but has an adverse effect on computation time. 5Þ by a distance d before a rotation of angle h about the same axis is finally performed (Fig. 22). For a set of couples (h; d), cutter positioning is evaluated using a performance n   P du;i À R with du;i the set of distances between n points of the cutter index Iu ¼ i¼1 axis and the surface Sðu; vÞ: The positioning retained will be that which gives the smallest value for the performance index Iu : For each value h tested, the distance d minimising error is calculated.

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