Title: New method for reducing the hole straightness deviation in BTA deep hole drilling
Authors: Biermann, Dirk
Weinert, Klaus
Kessler, Nadine
Citation: Strojírenská technologie Plzeň 2009: sborník abstraktů: III. ročník mezinárodní konference konané ve dnech 21.- 22.1.2009 v Plzni. Vyd. 1. Plzeň: ZČU v Plzni, 2009, s. [1-7] . ISBN 978-80-7043-750-6.
Issue Date: 2009
Publisher: Západočeská univerzita v Plzni. Fakulta strojní. Katedra technologie obrábění
Document type: konferenční příspěvek
conferenceObject
URI: http://hdl.handle.net/11025/16410
ISBN: 978-80-7043-750-6
Keywords: BTA-vrtání hlubokých děr;přímá odchylka díry;tepelně ovlivněná indukce
Keywords in different language: BTA-deep hole drilling;hole straightness deviation;thermally influencing by induction
Abstract in different language: Deep hole drilling methods such as BTA-deep hole drilling are machining processes to produce boreholes with high length to diameter ratio as well as boreholes with high quality. Nevertheless, if prism-shaped workpieces or workpieces with eccentrically placed boreholes have to be machined the product attribute hole straightness deviation can lead to a main problem. The non-compliance of the tolerances of hole straightness deviation can cause a rectification of rejects or the loss of functionality of the workpiece. These kinds of workpieces can only be produced by an exclusive tool rotation with a non rotating workpiece. Within this paper a new method, developed at the Institute of Machining Technology, is described to reduce the hole straightness deviation. This method bases on a thermally influencing, in particular on induction heating at the workpiece. Furthermore, the essentially variables for an effective influencing of the orientation of the tool are analysed.
Rights: © University of West Bohemia
Appears in Collections:Strojírenská technologie - Plzeň 2009 sborník příspěvků
Strojírenská technologie - Plzeň 2009 sborník příspěvků

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