Results 141 to 150 of about 57,579 (203)

Clinical Implementation of a Fully Digital Workflow for the Fabrication of a Maxillary Complete Denture: A Case Report. [PDF]

open access: yesDent J (Basel)
Luna-Domínguez CR   +5 more
europepmc   +1 more source

Fast calibration tools and strategy for five-axis milling machine

open access: yes, 2015
Aguirre, Gorka   +2 more
openaire   +1 more source

Five-axis milling of spherical surfaces

International Journal of Machine Tools and Manufacture, 1996
A new five-axis technique for machining of spherical surfaces with a radiused or flat bottom end mill is presented. The tool path generated by the proposed technique produces scallop free surfaces at a fraction of the time required by conventional milling using a ball nose end mill. The proposed method was verified experimentally on a wrist type and on
A. Warkentin, S. Bedi, F. Ismail
openaire   +1 more source

Virtual Five-Axis Flank Milling of Jet Engine Impellers—Part I: Mechanics of Five-Axis Flank Milling

Journal of Manufacturing Science and Engineering, 2008
This work is the first of a two part paper on cutting force prediction and feed optimization for the five-axis flank milling of jet engine impellers. In Part I, a mathematical model for predicting cutting forces is presented for five-axis machining with tapered, helical, ball-end mills with variable pitch and serrated flutes.
W. B. Ferry, Y. Altintas
openaire   +1 more source

Virtual Five-Axis Flank Milling of Jet Engine Impellers: Part 1 — Mechanics of Five-Axis Flank Milling

Volume 3: Design and Manufacturing, 2007
Jet engine impeller blades are flank-milled with tapered, helical, ball-end mills on five-axis machining centers. The impellers are made from difficult-to-cut titanium or nickel alloys, and the blades must be machined within tight tolerances. As a consequence, deflections of the tool and flexible workpiece can jeopardize the precision of the impellers ...
W. Ferry, Y. Altintas
openaire   +1 more source

Virtual Five-Axis Flank Milling of Jet Engine Impellers—Part II: Feed Rate Optimization of Five-Axis Flank Milling

Journal of Manufacturing Science and Engineering, 2008
This paper presents process optimization for the five-axis flank milling of jet engine impellers based on the mechanics model explained in Part I. The process is optimized by varying the feed automatically as the tool-workpiece engagements, i.e., the process, vary along the tool path.
W. B. Ferry, Y. Altintas
openaire   +1 more source

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