RE: [CAD_CAM_EDM_DRO] Re: HSM Tapping Machine Article

Hi Doug,

My original idea way to drive the spindle with a 4th axis stepper motor.

How do I build an axial tension and compression device. :-)

Thanks,




Peter Homann
<mailto:peter.homann@...>
Work : +61 3 8530-7755
Adacel Technologies Ltd Fax : +61 3 9596-2960
250 Bay St, Brighton 3186, VIC, AUSTRALIA Mobile : 0421 601665
http://www.adacel.com.au Australian Software Engineering Excellence

> -----Original Message-----
> From: doug98105 [mailto:dougrasmussen@...]
> Sent: Wednesday, 29 May 2002 10:25 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: HSM Tapping Machine Article
>
>
> Peter,
>
> You don't need a tapping head to tap with your Taig. A tap holder
> with an axial tension and compression feature will do the job quite
> well. Of course, you will need a programmable spindle reverse, plus
> a spindle motor with enough torque to start turning an embedded tap
> when you reverse the spindle to screw the tap out of the hole.
>
> Doug
>
>
>
>
>
>
> --- In CAD_CAM_EDM_DRO@y..., "Peter Homann" <peter.homann@a...> wrote:
> > Hi,
> >
> > A while ago I was asking about how to tap holes with my Taig CNC
> mill. The
> > majority of the answers were that I would need to use a tapping
> head.
> >
> > As with all small mills the clearance in the Z axis is limited.
> anyway while
> > scrounging through my limited pile of Home Shop Machinist Magazines
> I found
> > part one of a three part series for a small tapping machine made
> from an
> > electric screwdriver.
> >
> >
> > The articles are in the following issues of HSM.
> >
> > Tapping Head by Richard Butterick Part 1 March/April 2001
> > Tapping Head by Richard Butterick Part 2 May/June 2001
> > Tapping Head by Richard Butterick Part 3 July/August 2001
> >
> > Firstly does anybody have any experience with building this tapping
> head and
> > how successful it is?
> >
> > Secondly does anybody have any advice on how I can get hold of
> parts 2 and 3
> > of the article?
> >
> > Cheers,
> >
> >
> > Peter Homann
> > <mailto:peter.homann@a...>
> > Work : +61 3 8530-7755
> > Adacel Technologies Ltd Fax : +61 3 9596-
> 2960
> > 250 Bay St, Brighton 3186, VIC, AUSTRALIA Mobile : 0421
> 601665
> > http://www.adacel.com.au Australian Software Engineering
> Excellence
>
>
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