ISSN 1842-3183

 
 
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Volume No. 1,  2006

 

 

 

 

 

 

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New edition 2009

 

Proceedings of the 15th International Conference on Manufacturing Systems – ICMaS

Published by Editura Academiei Române, ISSN 1842-3183

Volume No. 1,  2006

"Politehnica" University of Bucharest, Machine and Manufacturing Systems Department

Bucharest, Romania, 26 – 27 October, 2006

 

pp. 411-414

 

SOME CONSIDERATIONS CONCERNING THE ULTRASONIC MICRODRILLING

 

Laurenţiu SLĂTINEANU, Oana DODUN, António M. GONÇALVES-COELHO,

Lăcrămioara APETREI, Margareta COTEAŢĂ

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Abstract: Ultrasonic machining is one of the non-traditional machining processes that allows for obtaining small diameter holes having linear or curvilinear axis and variable cross section, both in conductive or insulating materials, without thermally affecting the workpiece material. Ultrasonic micromachining can be regarded as a system with distinctive correlations among the input and the output variables. This work presents two solutions for assembling the tool to the horn, either by means of a threaded joining or by using a soldered  joint. If the tool has a large length in comparison to the diameter, then buckling can occur and a brief analysis of this issue is included in the paper.

Key words: microdrilling, ultrasonic process, tool, horn, buckling strain.

 

Authors:

Ph.D., Laurenţiu SLĂTINEANU, professor, "Gh. Asachi"

Technical University of Iaşi, Department of Machine Manufacturing

Technology, E-mail: slati@tcm.tuiasi.ro

Ph.D., Oana DODUN, lecturer, "Gh. Asachi" Technical University

of Iaşi, Department of Machine Manufacturing

Technology, E-mail: oanad@tcm.tuiasi.ro

Ph.D., António GONÇALVES-COELHO, Associate Professor,

The New University of Lisbon, Faculty of Science and

Technology, Department of Mechanical and Industrial

Engineering. E-mail: agc@fct.unl.pt

Ph.D. student, Lăcrămioara APETREI, "Gh. Asachi" Technical

University of Iaşi, Department of Machine Manufacturing

Technology, E-mail: apetreil@yahoo.com

Ph.D. student, Margareta COTEAŢĂ, junior assistant, "Gh. Asachi"

Technical University of Iaşi, Department of Machine Manufacturing

Technology, E-mail: mcoteata@tcm.tuiasi.ro

Electronic mail: orgcom@icmas.eu   /   General Information:  http://www.edition2009.icmas.eu/