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Rapid Prototyping: 3D Printing ECE 3400 10/15/18

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Page 1: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Rapid Prototyping:3D Printing

ECE 3400 10/15/18

Page 2: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

● Fast production● Can quickly iterate● Produce parts not possible with traditional manufacturing● Easy

Motivation

Page 3: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Subtractive Manufacturing (CNC)

Page 4: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Additive Printing

Page 5: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

● PLA (polylactic acid)○ Safer? Made from sugarcane/cornstarch - Smoother○ Easier to use - less risk of warping, better sticking to print bed

● ABS (Acylonitrile Butadiene Styrene)○ Oil based, melts at higher temps - Stronger!○ Needs heated bed to prevent warping

● Others:○ PETG, metals, resins

Materials

Page 6: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Stereolithography printing

Page 8: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Workflow

● CAD● STL file (stereolithography)● Slicer● Gcode● Printer

Page 9: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Cura

Page 10: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Design constraints

Page 11: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Design Constraints

Page 12: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Design Constraints

Page 13: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Design Constraints

Page 14: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Build Plate Adhesion

Page 15: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

Infill & Layer Height

Page 16: 3D Printing Rapid Prototyping - GitHub Pages · Rapid Prototyping: 3D Printing ECE 3400 10/15/18 Fast production Can quickly iterate Produce parts not possible with traditional manufacturing

● CAD:○ Autocad, Solidworks, Blender, Sketchup, TinkerCAD, etc.

● Slicers:○ Cura, 3D Slicer

● Designs:○ Thingiverse

Resources