CNC Egg Shell Engraving

by uvvvvw in Workshop > CNC

8278 Views, 42 Favorites, 0 Comments

CNC Egg Shell Engraving

IMG_5835.jpg
IMG_5869.jpg
IMG_5370.jpg
P3370097.jpg

This is a CNC egg shell hollow out engraving procedure.

​​Prepare a Pic

2.jpg

Get a image from the net or create your own image.

Compress the Height of the Pic to About 77% of Original

R6.jpg

The aim is to compensate the image distortion from flat surface to curve surface.

Sort Out the Sharp Corners From the Image

R1.jpg

As egg shell is very brittle, need to cut away the sharp corners at the beginning.

Sort Out the Protruded Portions of the Image

R2.jpg

Protruded portions will be broken easily. Need also to route the profile of the protruded portions at the beginning.

Construct Some Straight Lines

R5.jpg

The aim is to break the cut away egg shell portions into small pieces.

Prepare He Final Profile of the Image

R6.jpg

Prepare he final profile of the image as for final profile cutting.

Prepare the G-code

Prepare the G-codes from each image. Use Inkscape, ArtCam or else.
And merge the G-codes into a single G-code file.

Egg Shell Engraving

IMG_6563.jpg

Do the egg shell engraving by a CNC egg shell engraving machine.

Cleaning

IMG_5835.jpg

Clean the egg shell by bleaching solution.