Double Sided Star

Scanned image

  • This design was milled from two directions - virtually eliminating hand carving. The only hand wax work was smoothing the slight staircasing texture left in places by the raster milling process.
  • Finished casting showing front of piece.
  • The back side, in this case a sprued model for a rubber mold
      
both sides of star
   

Modeling notes

  • Basic model of a tattoo flash inspired star.
  • Designed as a belly jewel, stainless hardware in blue
      
Model preparation for milling

  • Milling strategy was to rough cut the back side then flip wax 180° and rough the front side. Pause to change to a finishing tool, finish mill the front, flip then finish mill the back.
  • Milling is a subtractive process, the model has to be visualizied with respect to the initial wax block.
  • Shaded view showing adaptationd, with different parts coloured for visualization
  • Green cylinders are support structures, orange and pink planes serve to limit the milling depth
  • Tool path g-code file incrementaly built using StlWork with rotary axis moves manualy added
  • After milling the supports are removed
      
   





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Copyright © Jeff Demand 2003