Cuttable Ruled Surface Strips for Milling

Kasper Hornbak Steenstrup, Toke Bjerge Nørbjerg, Asbjørn Søndergaard, Jakob Andreas Bærentzen, Jens Graversen

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Abstract

This paper proposes a novel pre-processing method for industrial robotic
CNC-milling. The method targets a hybrid machining process, in which the
main bulk of material is removed through robotic hot or abrasive wire cutting,
after which regular CNC-machining is employed for removal of the remaining
material volume. Hereby, the roughing process is significantly sped up, reducing
overall machining time. We compare our method to the convex hull and remove
between 5% and 75% more material; on most models we obtain a 50%
improvement. Our method ensures that no overcutting happens and that the
result is cuttable by wire cutting.
Original languageEnglish
Title of host publicationAdvances In Architectural Geometry 2016
EditorsSigrid Adriaenssens, Fabio Gramazio, Matthias Kohler, Achim Menges, Mark Pauly
Number of pages15
Place of PublicationZürich
Publishervdf Hochschulverlag AG an der ETH Zürich
Publication date6 Sept 2016
Pages328-342
ISBN (Print) 978-3-7281-3777-7
ISBN (Electronic)978-3-7281-3778-4
DOIs
Publication statusPublished - 6 Sept 2016
EventAdvances in Architectural Geometry - NCCR Digital Fabrication, ETH Zürich, Zürich, Switzerland
Duration: 9 Sept 201613 Sept 2016

Conference

ConferenceAdvances in Architectural Geometry
LocationNCCR Digital Fabrication, ETH Zürich
Country/TerritorySwitzerland
CityZürich
Period09/09/201613/09/2016

Keywords

  • piecewise-ruled surfaces
  • CAD
  • milling
  • free form architecture

Artistic research

  • No

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