Parametric lamp shade (CNC / laser cutting) in OpenJsCad

by joostn, published

Parametric lamp shade (CNC / laser cutting) in OpenJsCad by joostn Aug 24, 2012


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Interactive parametric lamp shade! Built with OpenJsCad.

OpenJsCad now supports 2D modeling and DXF output as well! In this design the lamp shade is first modeled in 3D, then 2D panels are extracted for CNC cutting.

Interactive model here:


More about OpenJsCad:



To create your own custom lamp shade go to:

(scroll down to Examples and choose Parametric Lampshade)

Enter desired parameters and click Update.

Drag the model around in the browser (Alt-drag zooms in/out).

When you like the result, choose:

Show: Top plate (DXF Output)

Quality: High

and click Update

Click Generate DXF to obtain the 2D DXF file for cutting. Repeat for the side plate.

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