CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment

Posted by brian
on 2001-07-23 19:47:14 UTC
Hi, i have to agree, my dremmel has .015 looseness so any drill under .05
still makes a .05 hole, even the .013 drill did till it broke. single
bearing and plastic do not a good spindle make. cul brian f.
----- Original Message -----
From: "Jon Elson" <elson@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, July 23, 2001 1:58 AM
Subject: Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment


> Alan Marconett KM6VV wrote:
>
> > Hi Jon,
> >
> > I have a 3/8" slab of aluminum, that might have to do for my base. I
> > want to do more then drilling, I want to be able to mill traces as
> > well. I'm planing on using a dremel tool.
>
> We've gone around with this a few times. I don't think the standard
> Dremel moto-tool spindle is good enough for PC board drilling.
> The problem is that you have to hit the 'target' quite accurately, or the
> hole will cut through the side of the pad, rather than through the
> middle, leaving a complete ring of copper around the hole. I even
> have problems on my system, with the air bearing spindle motor,
> high precision ground ballscrews, encoders delivering resolution
> of .00005" (yes that's 50 uInches) and the physical stability of a
> Bridgeport. If you mill the board, then the holes should at least
> line up with the copper, but you still have to deal with alignment on
> the other side, if you do 2-sided boards.
>
> Jon
>
>
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Discussion Thread

Alan Marconett KM6VV 2001-07-21 14:54:24 UTC Leadscrews, PCB router experiment Jon Elson 2001-07-21 16:09:37 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-21 17:37:30 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Jon Elson 2001-07-21 23:49:17 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-22 11:13:14 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Jon Elson 2001-07-22 22:53:13 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment cncdxf@a... 2001-07-23 07:01:04 UTC Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-23 11:30:18 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-23 11:54:56 UTC Re: Leadscrews, PCB router experiment Ron Yost 2001-07-23 12:56:21 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment brian 2001-07-23 19:47:14 UTC Re: [CAD_CAM_EDM_DRO] Leadscrews, PCB router experiment Jon Elson 2001-07-23 20:48:10 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-23 22:46:51 UTC Re: Leadscrews, PCB router experiment Jon Elson 2001-07-24 00:21:08 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment William Scalione 2001-07-24 13:09:07 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-24 14:05:43 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment JanRwl@A... 2001-07-24 14:46:58 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment JanRwl@A... 2001-07-24 14:50:20 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment William Scalione 2001-07-24 15:32:57 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment brian 2001-07-24 15:38:05 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-24 16:17:57 UTC Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-24 16:54:40 UTC Re: Leadscrews, PCB router experiment Alan Marconett KM6VV 2001-07-24 16:57:43 UTC Re: Leadscrews, PCB router experiment Jon Elson 2001-07-24 21:51:27 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment cncdxf@a... 2001-07-25 04:50:21 UTC Re: Leadscrews, PCB router experiment Larry Edington 2001-07-25 09:23:54 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment brian 2001-07-25 13:15:50 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment JanRwl@A... 2001-07-25 20:56:07 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment Jon Elson 2001-07-25 23:28:35 UTC Re: [CAD_CAM_EDM_DRO] Re: Leadscrews, PCB router experiment