RE: [CAD_CAM_EDM_DRO] Bridgeport MDI update

John,

If the motor voltages are appropriate then all you need are 3 Gecko G3X0
drives and a PC. Will make a great full CNC machine for only a few hundred
$$.

Tim
[Denver, CO]

> -----Original Message-----
>
> I went ahead and bought this machine from the college, plus a load
> more stuff I probably shouldn't have bought as well. Anybody want to
> buy a Murex 330Amp welder ?? <g>
> Got to play with the MDI under power and I must admit it's a queer
> beast.
> The machine is basically a Series 1 with variable speed and a fixed
> head. Power to the axis are by SEM servo's with encoders. Controller
> is an Heidenhain T131. What is queer about it is that it only has one
> drive card and it swaps this between axis as required. This means it
> can do canned cycles like drilling, pockets, slotting, bolt circles
> etc and linear moves but it can't circular interpolate. When I found
> this out before I bought it, It put me off but after realising that
> 90 % of my CNC work is only done in one axis at a time I went ahead
> and bought it. Plus point is that if you push in the knobs at the
> side of the handles it turns into a full manual with the controller
> working as a DRO. It also has a limited teach mode on it as well This
> looks like an early version of the EZ Trac but lacking some features.
> As far as I can tell this is a UK only machine and they were not
> fitted with this controller in the US.
> Looks a very easy machine to convert if nessesary but as it's all up
> and running I'll keep it like this until I have problems. I think the
> limited working area of 18" x 12" will be more of a problem than the
> linear axis moves.
>
> John Stevenson
>
>
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>