99-353 solidworks and laser cutting · pepakura designer turn stl files into papercraft models. ......
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99-353 SolidWorks and Laser Cutting
Making 3D Models
Dave Touretzky Computer Science
Carnegie Mellon University
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Cardboard●
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Ambiguous term avoided by professionals because it covers a wide range of materials.For our purposes: brown corrugated paper around 1/8 inch thick.Lighter and cheaper (and weaker) than wood. Foldable! Laser cut parameters:– 20 mm/sec at 45% power to cut– 50 mm/sec at 25% power to fold
Unlike paper origami, with laser cut cardboard all folds must be in the same direction.
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Laser Cut 3D Plate Models
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Dinosaurs Are Always Popular
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Reindeer from
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Hand Bowl Sculpture
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Modeling the Hand
Images from Ponoko.com
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Adding the Bowl (Blender)
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123DMake Slice Tool
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Thingiverse●
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Site for exchanging designs of make-able things: artwork, puzzles, toys, tools, etc.Mostly 3D printing, but some laser cut stuff. www.Thingiverse.com (owned by Makerbot)Frabjous sculpture:
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Free STL Files At Thingiverse
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Pinterest●
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Pinterest has a huge collection of laser cut projects.Many are available for purchase via Etsy. Example: wooden gear clocks.Google “Pinterest laser cut”.
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Pepakura Designer● Turn STL files into papercraft models.
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Pepakura: STL File Input
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Pepakura: Unfolding
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Pepakura: Unfolded
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Types of Folds
Image from krsiak at Instructables.com
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