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Additive Manufacturing: Troubleshoot 3D Prints

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Overview

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Learn how to fix common 3D printing problems, such as prints that don't stick to the bed, pimples and dimples, and geometry issues.

Syllabus

Introduction
  • When 3D prints go wrong
  • Who this is for?
1. Issues Caused by Printer Hardware
  • Overview: Issues caused by printer hardware
  • Parts of a 3D printer
  • 3D prints not sticking: Geometry and nozzle height
  • 3D prints not sticking: Surface and materials compatibility
  • 3D prints not sticking: Temperature effects
  • Printer over- or under-extruding
  • Pimples, dimples, and stringing
  • Test parts, printing square, and backlash
  • Part dimensions incorrect
  • Printer geometry-related problems
  • Filament jams and heat creep
  • Clearing a nozzle clog without disassembly
  • Nozzle replacement issues
2. Filament Effects on a Print
  • Filament-specific issues
  • Extruder temperature and cooling issues
  • Choosing a material for a surface quality
  • Tips for creating transparent prints with filament
  • Handling abrasive filaments
3. Part Geometry Considerations
  • Geometry considerations overview
  • Thin-walled prints
  • Vase prints
  • Tall, skinny prints
  • Printing solid
  • Orienting parts for strength
  • Prints with curves and holes
  • Interlocking parts and horizontal size compensation
4. Identifying Software-Related Print Issues
  • 3D printing software workflow
  • Slicing and host programs
  • Print configuration management
  • Creating support
  • Infill effects
  • Ordering operations within a layer
5. Issues with Multiple Causes
  • Systems-level debugging
  • Debugging surface quality issues
  • Creating detailed features
Conclusion
  • Next steps

Taught by

Joan Horvath and Rich Cameron

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