workshop 3D printing & lasercutting

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workshop 3D printing & lasercutting

  1. 1. 1<br />Workshop 3D printing & Lasercutting<br />Bart Grimonprez<br />Summerschool2010<br />08.09.2010<br />
  2. 2. 2<br />3D printing: Rapid Prototyping<br />Why<br />Technologies & properties<br />Examples<br />Lasercutting<br />How to<br />Getstarted<br />
  3. 3. 3<br />Rapid Prototyping<br />Why?<br />Creating a physical part of a virtual design<br />Creating otherwise impossible forms and shapes<br />Communication tool for clients<br />Inspecting the technical specs of a design<br />Visual model for marketing purposes<br />Small series of functional parts<br />Mechanical, ergonomical, visual tests<br />3D printing | Lasercutting<br />
  4. 4. 4<br />“The replicator”<br />3D printing| Lasercutting<br />Rapid Prototyping<br />Terminology<br />3D printing?<br />Rapid Prototyping?<br />RapidManufacturing?<br />RapidTooling?<br />e-Manufacturing?<br />Direct Digital Manufacturing?<br />-> AdditiveLayerManufacturing (ALM)<br />
  5. 5. 5<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Rapid prototyping = layer manufacturing<br />Additievetechnologies<br />Approximation through STL format (3D)<br />Slicing of the model (2D profiles)<br />Building of the layers<br />
  6. 6. 6<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Catagorisation Rapid Prototypingtechnologies<br />Starting from liquid resin, to be hardened<br />Starting from powder, plates or molten polymer<br />Depending on technology, support structures can be necessary!<br />
  7. 7. 7<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Stereolithography(SLA)<br />Developed early 90’s<br />Liquid resin<br />Laser based <br />E.g. 3D-systems, Viper<br />
  8. 8. 8<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Stereolithography(SLA)<br />Properties:<br /><ul><li>Layerthickness: typically0,1mm
  9. 9. Building materialphotopolymer
  10. 10. Traditionally hard butfragilematerial, nowalsoflexibleandrigid
  11. 11. Transparant material is possible
  12. 12. Detoriationunderinfluence of UV
  13. 13. Visual models, mostlynotfunctional (dependingonmaterial)
  14. 14. Accurate
  15. 15. Goodfor finishing
  16. 16. Support and model are the samematerial</li></li></ul><li>9<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Fused Deposition Modelling (FDM)<br />Thermoplastic based deposition<br />E.g. Stratasys, Fortus family<br /> 3D printer variants: Dimension, Uprint<br />
  17. 17. 10<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Fused Deposition Modelling (FDM)<br />Properties:<br /><ul><li>Layerthickness: typically0,25mm
  18. 18. Materialsmostlyused: ABS, PC
  19. 19. Limitedfunctional models, verification
  20. 20. Building orientation is important
  21. 21. Accurate
  22. 22. Quick & clean
  23. 23. Smaller models
  24. 24. Break awayorsoluble support</li></li></ul><li>11<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Selective Laser Sintering (SLS)<br />Powder and laser based sintering process<br />E.g. 3D-systems, Sinterstation Pro SLS<br />
  25. 25. 12<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Selective Laser Sintering (SLS)<br />Properties:<br /><ul><li>Layerthickness: typically0,1mm
  26. 26. Building materialPA
  27. 27. Functional models
  28. 28. Loweraccuracy
  29. 29. Fairlyroughsurface
  30. 30. No extra support structure
  31. 31. Appropriatefor Rapid Manufacturing</li></li></ul><li>13<br />3D printing | Lasercutting<br />Rapid Prototyping<br />3D Printing (3DP)<br />Powder and binder<br />Inktjet principe<br />E.g. Zcorp, Zprinter450<br />
  32. 32. 14<br />3D printing | Lasercutting<br />Rapid Prototyping<br />3D Printing (3DP)<br />Properties:<br /><ul><li>Layerthickness: 0,1 - 0,2mm
  33. 33. Building material: plasterpowderorstarch
  34. 34. Visual models, 3D printen in colour
  35. 35. CAD verification
  36. 36. Loweraccuracy
  37. 37. Quick & cheap
  38. 38. Fluidsforimpregnating(hard-flexible)
  39. 39. No extra support structure</li></li></ul><li>15<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Polyjet<br />Inktjet principe<br />E.g. Objet, Connex Family<br />
  40. 40. 16<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Polyjet<br />Properties:<br /><ul><li>Layerthickness: down to 16µm
  41. 41. Building material: acrylate
  42. 42. Flexiblematerials are possible
  43. 43. Semi transparant
  44. 44. CAD verification
  45. 45. Detailed features
  46. 46. High accuracy
  47. 47. Expensive
  48. 48. Support gel to bespoutedoff</li></li></ul><li>17<br />3D printing | Lasercutting<br />Rapid Prototyping<br />Rapid Prototyping/Manufacturing in metal <br />Direct Metal Laser-Sintering<br />Selective Laser Melting<br />Electron Beam Melting<br />Full Density<br />CoCr, Ti, Stainless steel, Al<br />
  49. 49. 18<br />3D printing | Lasercutting<br />Specifications<br />Low power CO2 laser (50 Watt)<br />Cutting in most plastics, cardboard, leather, foam, rubber, wood<br />Etching & engraving also in metals, glass, ceramics, hard wood <br />
  50. 50. 19<br />3D printing | Lasercutting<br />Gettingstarted<br />Cutting<br />Vector based<br />-> AutoCad, CorelDraw, Illustrator, Rhinoceros, Inkscape,…<br />Etching <br />Vector based or bitmap (rasterising)<br />-> any kind of image, word-file, …<br />
  51. 51. 20<br />3D printing | Lasercutting<br />Design a lamp in cardboard<br />Import a template file (pdf, ai, dxf, svg) in Illustrator, CorelDraw, AutoCad, Rhinoceros, Inkscape,…<br />Edit, personalise, draw<br />Think about nesting your lamellas onto 1 or 2 plates<br />
  52. 52. 21<br />3D printing | Lasercutting<br />Example<br />Edit paths by nodes<br />Circular parts available, only edit the outer contour of the lamellas<br />Nest 8 lamels on 1 or 2 plates: 600x450mm, keep clear from the edges<br />Don’t change the object properties (fill, color, thickness,…)<br />Think about orientations in the currogated cardboard<br />
  53. 53. Vragen?<br />22<br />Bart Grimonprez<br />Howest<br />Industrial Design Center | ProtoLab<br />Marksesteenweg 58 8500 Kortrijk<br />056 24 12 11<br />protolab@howest.be <br />-> Moving on to ProtoLab... (ground floor)<br />

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