[Fab] We can make fine PCB with CNC machine in NB now

Hao hao at dorabot.com
Mon Jul 2 15:25:05 PDT 2012

If you can't see the attached picture (which I shouldn't send as an
attachment, I'm aware now), there's the link to it.

The reason why I want you guys to see the original pic is that so you can
check out the details in each isolation track.

have fun.

On Mon, Jul 2, 2012 at 12:24 PM, Hao <hao at dorabot.com> wrote:

> Checkout this PCB I  made last night, without height probing. Second try.
>  It's only one side, but it's good enough for me. So I might just stop
> digging here. People who're interested can surely dig deeper, say double
> side, or with height probing.
> What you need on your computer:
>    -  Any CAD tool that can output Gerber file. (I use and recommend
>    KiCad)
>    - pcb2gcode software, a POST software that takes in Gerber and outputs
>    Gcode.
>  How you do that:
> Generate Gerber file from CAD tool.
> copy millproject file from pcb2gcode's path to your gerber file's path.
> Modify the millproject file as you need, set z mill to 0.001 inch or 0.002
> inch. Test for yourself.
> run pcb2gcode under the gerber file's path, generate gcode.
> Copy gcode file to CNC control PC. Load it with LinuxCNC (EMC2) software.
> you're good to go! Remember homing 3 axis before you mill, and remember:
> get z axis 0.05 inches above copper board before your final homing of z
> axis. Because the homing of z on the Control PC is going to set z axis to
> 0.05 inches above copper, not 0 inch.
> Always use protection beneath copper board. *Read Wiki about MAXNC<https://noisebridge.net/wiki/MaxNCMill>before doing anything with it.
> *
> --
> DORA = DORA Opensource Robotic Assistant
> dorabot.com

DORA = DORA Opensource Robotic Assistant
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