[Swansea Hackspace] 3D CNC milling?

[Emyr Morris]

I sourced mine from Amazon, from china, a bit slow

On 3 June 2015 at 12:39, Tim Clark <eclipse at sucs.org> wrote:

>  On 03/06/2015 12:28, Gerrit Niezen wrote:
>
> Dave: Thanks for the link to the Youtube videos, they’re now on my
> to-watch list. I should probably have mentioned that I’m specifically
> looking for decent open-source software - for closed-source stuff I’d
> probably use Fusion 360.
>
> I came across a different video from them a few days ago and did similar.
> PyCAM is supposed to offer that level of features, but is very slow and
> crashey when you want to be that fancy, it uses ungodly amounts of ram.
>
>  Tim/Justin: I tried generating the toolpaths using the demo model loaded
> on PyCAM - it took 6 hours on my Ubuntu box (but at least didn’t crash). I
> wish Heeks had a better UI.
>
> The Heeks UI really is its downfall, I have generated 3D gcode in Heeks
> before though so I can show you how to do it if you want. The other
> disadvantage is is that it doesn't do multi passes, although you can to a
> certain extend get similar results with a bit of work and setting abusing.
>
>
>  Suggestions for buying end mills - eBay?
>
> My 6mm, 1mm and 0.5mm ones came from aliexpress
>
> Tim
>
>
>
>    On 2 Jun 2015, at 20:02, David Davies-Day <djdavies83 at hotmail.com>
> wrote:
>
>   Ive watched a few of these Ny CNC videos, always quality informatiom.
>
>  https://youtu.be/-8upDZVgxfc
>
>  There is a 30 day demo of sprutcam...
>
>  http://www.sprutcamamerica.com/
>
>  No idea what the cost is, hopefully, for now at least, the 30 day demo
> will help you get the results your looking for.
>
>
>
>  No animals were harmed in the making of this email. However, several
> thousand electrons were severely inconvenienced.
>
> -------- Original message --------
> From: Justin Mitchell <justin at swansea.hackspace.org.uk>
> Date:02/06/2015 16:58 (GMT+00:00)
> To: hackspace at swansea.hackspace.org.uk
> Cc:
> Subject: Re: [Swansea Hackspace] 3D CNC milling?
>
>  On Tue, 2015-06-02 at 16:46 +0100, Gerrit Niezen wrote:
>
> > What can I use to mill 3D shapes on the CNC mill? Looking at the
> > hackspace website
> > (http://swansea.hackspace.org.uk/Equipment/CNCRouter), IIRC it can be
> > done using HeeksCNC, but it's not supported or developed anymore. Same
> > with PyCAM.
>
> Heeks or PyCAM were the best ones we found that could do profiling.
>
> > Oh, and can I mill hardwood (e.g. walnut or cherry) with our CNC mill?
> The harder the material the slower you have to go, i think technically
> you could do aluminium with it if you have the right bits.
>
> For profiling you will need some round/ball nose end mills, which i do
> not think we have any of, all ours are square/flat nose. a few different
> sizes if you want to get it done in a reasonable time too.
>
>
>
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