Convert image or logo to 3D STL
thingiverse
This is an App called image to STL by MeshFixer that really worked for me. https://play.google.com/store/apps/details?id=com.lume.image2stl&hl=es_AR&gl=US And they are creating a Youtube channel about fixing meshes for 3D printing https://www.youtube.com/channel/UCMPC8iN464kzvNNiZLAW_9w
Download Model from thingiverse
With this file you will be able to print Convert image or logo to 3D STL with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Convert image or logo to 3D STL.