Re: [CAD_CAM_EDM_DRO] Jack's Router Build

Hanermo,
 
Thanks for your reply!  What does increasing the voltage or decreasing the voltage do?   Do you know of a link to where tghis is explained?
 
Jack

--- On Tue, 4/21/09, gcode fi (hanermo) <yahoog@...> wrote:


From: gcode fi (hanermo) <yahoog@...>
Subject: Re: [CAD_CAM_EDM_DRO] Jack's Router Build
To: CAD_CAM_EDM_DRO@yahoogroups.com
Date: Tuesday, April 21, 2009, 8:06 AM








PFD is mid band resonance.
Adjust it to where you feel / hear it works best.
Works quite well.

Jack Mc Kie wrote:
>
>
>
> See picture of this router in the "Jack's Router Build" photo album.
>
> I super glued the heat sinks back in place. I agree that this isn't the
> best way but this controller was what I could afford. Some day I hope
> to go with all Geckos but that wasn't in the budget.
>
> The router was designed with a few specific purposes in mind. I wanted
> to be able to rout patterns for model ship hulls that will be cast in
> resin, cut model structure parts, and cut model train parts and
> patterns. In addition I now have a need to probe parts to get them
> into solid modeling software (Rhino). Most of the parts are machined
> from 1/2" and 3/4" tooling plate. The axis are run by cheap Thompson
> 13/64" lead ball screws with single nuts on rails with linear bearings.
> The Z axis uses a Thompson quick slide found on eBay.
>
> All that needs to be done is to map the ball screws, check the Y axis
> for square, and make mount for router or mill head. I have a somewhat
> worn mini mill and am considering taking the head off it and putting it
> on the router. The mini-mill head would be quieter than the router I
> have and has the added advantage of using R8 collets. I may also move
> the controller down a few inches so that long objects can overhang.
>
> So far the biggest dissappointment is that I can't get rapids in the X
> axis that are as fast as in the Y and Z axis. I am wondering if more
> torque in the motors would be desireable?
>
> For the $, the Mechatronics controller seems to work fine. I found it
> easy to set up and adjust. The only thing that is still a mystry to me
> is the PFD adjustment and I am wondering if anyone in the group can
> expain it to me in simple terms?
>
> Regards,
>
> Jack
>
>



















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