Process | 3D thin shell manufacturing | ||||
Shape | Size (mm) | Fiber orientation (degree) | Automation (fully/semi/not) | Cycle time (min) | |
Weaving | |||||
1. Folded up: | |||||
Shuttle weft insertion | doubly contour | __________ | 0, 90 | not automatic | __________ |
Origami | rectangle box | __________ | 0, 45, 90 | semi-automatic | __________ |
2. Variation of thread spacing: | |||||
Koppleman’s process | hemispheres | __________ | 0, 90 | __________ | __________ |
Shape weaving | biaxial curves | __________ | 0, ±45, 90 | fully automatic | 4:08 (e.g. indoor panel) |
Knitting | |||||
Spickel & suspended stitch: | |||||
SHIMA SEIKI WholeGarment® (e.g. SWG-XR) | domes, spheres | 1250 - 1500 | __________ | fully automatic | __________ |
STOLL (e.g. CMS 320 TC) | tube, ellipse | __________ | __________ | fully automatic | __________ |
Nonwoven | |||||
Net-shape nonwopven (NSN) | scaffolds | __________ | __________ | fully automatic | __________ |
Airlaying | web, hat | __________ | __________ | fully automatic | __________ |
Thermal through-air bonding | complex surface contours | __________ | __________ | fully automatic | __________ |
Winding and/or layup | |||||
Filament winding | car seat | __________ | __________ | fully automatic | __________ |