New Origami (Foldable) Designs by Shape Memory Polymer Filament

Dr. Hiroya Tanaka

Professor, Keio University SFC Japan

Director, Social Fabrication Laboratory SFC

Founder, Fab Lab Japan/ Asia

+

Ryohei Yuasa

Kyoraku, co.ltd.

Social Fabrication Laboratory Keio SFC(Funded by Japan Ministry Center Of Innovation Project, including 30 Partner Companies)

- 3D Printing (New/Hybrid/Composite/Woven) Material and Machine- 3D Design Software and WebServices

- Target Areas:Medical and NursingArchitecture and Urban Farming Personal Soft Robots

http://fabtechs.co

Contents of my talk

1. [Overview]

Origami (Foldable Geometry) and Computation

2. [New Material]

Shape Memory Filament for FDM 3D Printing

3. [Method and Software]

Printing Tips/

Design Tools for direct G-Code Control

4. [Design Application]

Workshops, Future Applications

Geo-Forming (2012)

Shape Memory Filament (SMP) for FDM 3D Printer

“Shape Programming” by 3D Printer (220c)

Straight- Filament

Basic 3D Shape

“Shape Programming” by 3D Printer (220c)

Re-Shaping by Hands (55c) Recover to the Basic Shape (55c)

Straight- Filament

Basic 3D Shape

Various 3D Shapes

Basic 3D Shape 3D Shapes

Tip.1 Direction Matters.

Squash

55c

Basic 3D Shape 3D Shapes

Tip.1 Direction Matters.

Squash

55c 55c

Direction of Squash/Recovery

Direction of Filament

Tip.2 the number of Layer Matters.

1 Layer 2 Layers 3 Layers

Tip.2 the number of Layer Matters.

Heat

Heat

Heat

Heat

Heat

Heat

Tip.2 the number of Layer Matters.

Heat

Heat

Heat

Heat

Heat

Heat

◎ △

Tip.3 Angles of Surfaces matters.(Think about less support materials)

Multi-Materials can be placed

Shape Memory Polymer

Ink JetShape Memory Polymer

FDM

Continuous (Filament)Discrete (Droplet)

Z (height) is limited Z (height) is higher

Anisotropy Anisotropy

Multi-Materialscan be woven

Direct G-Code EditingAdobe Illustrator Script

Direct G-Code EditingAdobe Illustrator Script

Direct G-Code EditingRhino Script for 3D Tool Path Design

Design Explorations through Workshops

ArchiFAB (2.5m High 3D Printer)

“Shape Programming” by 3D Printer (220c)

Re-Shaping by Hands (55c) Recover to the Basic Shape (55c)

Straight- Filament

Basic 3D Shape

Various 3D Shapes !!!!!!!!!

“Shape Programming” by 3D Printer (220c)

Re-Shaping by Hands (55c) Recover to the Basic Shape (55c)

Straight- Filament

Basic 3D Shape

Various 3D Shapes !!!!!!!!!