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IndustryArena Forum > CAM Software > BobCad-Cam > Lithophane Night Light Bobcad 4th axis wrap project
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  1. #1
    Join Date
    Feb 2010
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    0

    Lithophane Night Light Bobcad 4th axis wrap project

    I did a neat project with the 4th axis wrap function of Bobcad. I made a Night-Light from a photo of our dog.

    I embossed the photo and then inverted it.
    It looks better in person than it does in the photos I posted
    Attached Thumbnails Attached Thumbnails IMG_0967.JPG   IMG_0968.JPG   Dog.jpg  

  2. #2
    Join Date
    Feb 2010
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    0
    I leaned a lot about how to use the 4th axis in V24.

    The material I used was 2 inch PVC pipe from my local home improvement store. It actually measures 2.4 inches OD

    First I embossed from image under Bobart and kept the default .100 add setting. I set the Z axis at 1.2 so the part would back plot properly in Preditor Level 2

    The next step is to invert the image so the dark colors will be thicker in the final machining.
    Attached Thumbnails Attached Thumbnails Dog-screen-1.jpg  

  3. #3
    Join Date
    Feb 2010
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    0
    I used an oval to cut an outline and also used it for the boundry for the slice planar.

    The rough was done with a 1/8 ball mill with a .100 step over.

    The finish cut was with a .047 ball mill and a .005 step over.
    Attached Thumbnails Attached Thumbnails Dog-screen-2.jpg  

  4. #4
    Join Date
    Dec 2007
    Posts
    101
    How did you attach it to the night light?

  5. #5
    Join Date
    Feb 2009
    Posts
    2143
    Perfect! I was thinking about making a lithophane lampshade out of PVC, but wasn't sure if that material would work - you show me that it certainly will!
    CAD, CAM, Scanning, Modelling, Machining and more. http://www.mcpii.com/3dservices.html

  6. #6
    Join Date
    Feb 2010
    Posts
    0
    I just used epoxy to attach the pvc pipe to the original base.

    PVC pipe is cheap and works great for Lithophane. You can also order flat sheets online and use them in a frame with lights behind them.

  7. #7
    Join Date
    Dec 2008
    Posts
    4548
    Very nice!

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