Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread 'Curt George' via Legacy Ornamental Mills
Hello Everyone.
My intent is and always has been , to get the most out of the Legacy Ornamental 
millI find it funny that the term Ornamental is such a huge field to study. 
Holtzapffel's lathe, and the Rose Engine lathe along with many other OT 
machines... all have there own versions of what is Ornamental turning.I think 
the Legacy can do more... In many ways the Legacy has some huge advantages over 
other machines that do O.T. work, but having said that, the Dis-advantages are 
also present.  Which makes it, a lot of fun.  I mean, "How" can I do the same 
things,Differently?   ;-)
Joe I agree with you the pumping action is a very neat concept. and I think it 
can  be used on the Legacy? (but not in the same way the Rose lathe uses  
it.)NEAT STUFF, Concepts that make my brain hurt at times. and keeps me up at 
night. What possibility's... we have! 
More latter.Have a good night,  All.C.A.G. 

On Monday, February 12, 2018 11:57 AM, 'joe biunno' via Legacy Ornamental 
Mills  wrote:
 

 I am starting a dedicated topic to this subject because this has the potential 
to get very interesting as well as challenging, but it was inspired by curt's 
find of a video on you tube of the rose engine lathe... that video is one of a 
series of videos, dedicated to the rose engine lathe... and from my 
perspective, a rose lathe is a high end ornamental lathe but working under very 
close tolerances... certainly the tolerances are greater than what we would 
work with when working with different wood species... but it is my 
understanding that the rose lathe was used quite often in the watch industry, 
thus the need for close tolerances...getting back to the video, it shows a 
pumping action of the headstock on the "Y" axis, which is typical on a rose 
lathe, as well as a pumping action on the "X" axis... the person who made the 
videos, steve white, is obviously very much into doing mods on his lathes...and 
what he has come up with is certainly very interesting, complex and just "off 
the charts", as the saying goes...with variations and adjustments that would 
seem endless... whether this type of pumping movement could be incorporated 
into a legacy machine or not, is an interesting prospect... could it be done on 
a legacy within the tolerances necessary to make it workable on a wooden 
piece?...again, not sure... but worth a discussion here and possible 
consideration... and certainly impressive is the "wave" set up that a number of 
members to this group have set up on their legacy... but this pumping action 
puts things on an entirely different level...and then comes the question, could 
it be done somewhat cost effective?... or is it better to try to find a rose 
engine lathe?...and what would that cost!... and how far does anyone want to 
take their legacy to try to achieve "holtzapffel" status?, if that is even 
possible...but even a holtzapffel did not have a pumping action in the 
headstock, I believe(I might have to take a mulligan on that 
statement!...LOL!)... anyway, if you are into this topic, I suggest you look at 
steve white's series of videos(there seems to be at least 30 videos!) on the 
mods he did to his rose lathe...very interesting videos...joe b.-- 
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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread Tim
Here's some threads of interest on this topic.

Start of an interesting thread regarding rotary table patterns.
https://groups.google.com/d/msg/legacy-ornamental-mills/CMB8EID_rGo/_Xyynt5yUREJ

Additional Rotary Table Patterns and start of the math.
https://groups.google.com/d/msg/legacy-ornamental-mills/Lxmc9O2OAmo/wdUDhUWeSrIJ

Pumping the x axis on the rotary table.
https://groups.google.com/d/msg/legacy-ornamental-mills/nJf_26yGF64/QVQRc-tOta0J

I know there is another thread of great interest, but I can't find it.  It 
would have been back in 2010 when I was much more active...

-Tim

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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread Tim
A really long time ago I considered the option of making a rocking attachment 
that would sit between the rails as well, but it's a dead end.  I even thought 
about a swinging option from the bottom rails that would at least put a rose 
engine type motion and put the router in it natural position.  That's how I 
came to the conclusion that the rotary table was the best option and why 
pumping the x axis was the easiest.

Also in my thoughts from the past is making a Geometric Chuck.  One hell of a 
challenge to keep it affordable and not take too many years to build. It would 
be so much easier to move the work rather than the carriage. 

Also in the background is development of an Oval Chuck type device for making 
ellipses pieces.  It too would be in a rotary table position.  There are many 
OT devices that could be implemented. 

Once you start digging, there is information that is both old and new 
available. As a member of the SOT, I've really enjoyed looking through the old 
SOT bulletins.  The OTI also has some information that is worth becoming a 
member to get access.

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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread 'joe biunno' via Legacy Ornamental Mills
hey tim!... I might think in this instance, as to what is trying to be 
achieved, the ideal solution is to have a true, "rocking" headstock 
assembly, where the headstock rocks in unison with the tailstock...no easy 
task, for sure...and it just might not be feasible(i.e. impossible) on an 
existing legacy machine...but perhaps there is a solution out there and 
someone has an idea as to how to achieve this...in a quick thought, I was 
thinking a separate bed, that could be placed into the machine as an 
accessory...but then again, I haven't eaten anything all day so my brain 
might be starved for fuel!...LOL!...anyhow, it would be interesting to see 
what you have come up with from your past endeavors and what anyone else 
might have to offer...thanks for the input...joe


>>

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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread Tim Krause
I forgot, Spirograph patterns are a different story.  I have a complicated 
solution that is limited.  I'm still looking for the simple and flexible 
answer.  When using the rotary table hooked up to the spindle and the leadscrew 
engaged, you can only achieve roulette curves.  See wiki for that last word.  
Thanks go to Ron Kirsch for the math help a long time ago.  He helped me see 
the limitations.  

⁣Sent from BlueMail ​

On Feb 12, 2018, 10:39 AM, at 10:39 AM, 'joe biunno' via Legacy Ornamental 
Mills  wrote:
>hey tom!
>  I can't say I remember steve, but I was a member of the 
>ornamental turners society some 30 years ago...attended several, yearly
>
>symposiums... then, it seems the group was absorbed into the AAW, then 
>seemed to fade away...good stuff back then, but a bit more simplistic
>then 
>what is available in today's world, I might think...I do enjoy
>"playing" 
>with my legacy but, realistically, a good cnc machine with the right 
>program, can duplicate just about any thing you could imagine on a 
>legacy(with or without any custom mods) without the need for the gears,
>
>lead screws, no back lash, etc.,etc...steve white's work and mods are
>very 
>impressive, I have to say...what it boils down to, in my opinion, is
>this: 
>are you doing ornamental work for business or pleasure?... for
>pleasure, 
>you can "play" with doing your own mods, somewhat in a fashion like
>steve 
>does, but perhaps a bit simpler, LOL!...a lot of us have the
>imagination 
>and design skills to go to certain levels with our legacy machines, but
>not 
>the equipment or metal turning/milling skills needed to go to the level
>
>that steve does...I for one would certainly pay an admission just to
>see 
>his workshop and equipment, and to have a lengthy conversation on the
>state 
>of ornamental turning in today's world with him...it's all
>good!...thanks 
>for the reply!...joe
>
>
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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread Tim Krause
Pumping the x and y axis is something I been working on for a long time.  I 
showed that pumping the x axis is easy in a past message thread.  It was done 
on my rotary table.  I used a simple fixed swash plate on the lead screw and 
used a small bearing on the router carriage.  I used chain and sprockets of 
different ratios to control the number of repeats.  Wrapping a wave around the 
circumference of a spindle would use the same method.

There's a couple problems that need to be worked out, but when I'm ready to 
show what I've done so far I'll talk about those.  

⁣Sent from BlueMail ​

On Feb 12, 2018, 10:39 AM, at 10:39 AM, 'joe biunno' via Legacy Ornamental 
Mills  wrote:
>hey tom!
>  I can't say I remember steve, but I was a member of the 
>ornamental turners society some 30 years ago...attended several, yearly
>
>symposiums... then, it seems the group was absorbed into the AAW, then 
>seemed to fade away...good stuff back then, but a bit more simplistic
>then 
>what is available in today's world, I might think...I do enjoy
>"playing" 
>with my legacy but, realistically, a good cnc machine with the right 
>program, can duplicate just about any thing you could imagine on a 
>legacy(with or without any custom mods) without the need for the gears,
>
>lead screws, no back lash, etc.,etc...steve white's work and mods are
>very 
>impressive, I have to say...what it boils down to, in my opinion, is
>this: 
>are you doing ornamental work for business or pleasure?... for
>pleasure, 
>you can "play" with doing your own mods, somewhat in a fashion like
>steve 
>does, but perhaps a bit simpler, LOL!...a lot of us have the
>imagination 
>and design skills to go to certain levels with our legacy machines, but
>not 
>the equipment or metal turning/milling skills needed to go to the level
>
>that steve does...I for one would certainly pay an admission just to
>see 
>his workshop and equipment, and to have a lengthy conversation on the
>state 
>of ornamental turning in today's world with him...it's all
>good!...thanks 
>for the reply!...joe
>
>
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>Groups "Legacy Ornamental Mills" group.
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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread 'joe biunno' via Legacy Ornamental Mills
hey tom!
  I can't say I remember steve, but I was a member of the 
ornamental turners society some 30 years ago...attended several, yearly 
symposiums... then, it seems the group was absorbed into the AAW, then 
seemed to fade away...good stuff back then, but a bit more simplistic then 
what is available in today's world, I might think...I do enjoy "playing" 
with my legacy but, realistically, a good cnc machine with the right 
program, can duplicate just about any thing you could imagine on a 
legacy(with or without any custom mods) without the need for the gears, 
lead screws, no back lash, etc.,etc...steve white's work and mods are very 
impressive, I have to say...what it boils down to, in my opinion, is this: 
are you doing ornamental work for business or pleasure?... for pleasure, 
you can "play" with doing your own mods, somewhat in a fashion like steve 
does, but perhaps a bit simpler, LOL!...a lot of us have the imagination 
and design skills to go to certain levels with our legacy machines, but not 
the equipment or metal turning/milling skills needed to go to the level 
that steve does...I for one would certainly pay an admission just to see 
his workshop and equipment, and to have a lengthy conversation on the state 
of ornamental turning in today's world with him...it's all good!...thanks 
for the reply!...joe


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Re: the legacy as a high tech ornamental lathe...the next level?

2018-02-12 Thread Tom Dotta
Hi Joe B
Sterve White is a past president of the Ornamental Turners of America, a
professional tool & die maker an endless experimenter with new ideas and a
tireless booster of Ornamental Turning. Together with David Lindow also a
past president he makes and sells several highly accurate machines for the
centuries old craft of Ornamental turning.
 Peter the Great of Russia had 19 different machines in the 1700's.
On making or buying a rose machine you might check out Jon Magill who has
designned a MDF machine that can be built for about $200 or if $'s are no
concern you can buy a brand new absolutely beautiful modern Rose Engine
(look up MADE LATHE) starting at about 85K$. Nearly all Holtzzaffel lathes
are antiques as the last of 2400 built was made in 1924 or thereabouts.
Highly sought after and most often highly priced. Since most practioners of
the art are no longer chiokldren they do come on the market from time to
time.
cheersTom Dotta

On Mon, Feb 12, 2018 at 8:57 AM, 'joe biunno' via Legacy Ornamental Mills <
legacy-ornamental-mills@googlegroups.com> wrote:

> I am starting a dedicated topic to this subject because this has the
> potential to get very interesting as well as challenging, but it was
> inspired by curt's find of a video on you tube of the rose engine lathe...
> that video is one of a series of videos, dedicated to the rose engine
> lathe... and from my perspective, a rose lathe is a high end ornamental
> lathe but working under very close tolerances... certainly the tolerances
> are greater than what we would work with when working with different wood
> species... but it is my understanding that the rose lathe was used quite
> often in the watch industry, thus the need for close tolerances...getting
> back to the video, it shows a pumping action of the headstock on the "Y"
> axis, which is typical on a rose lathe, as well as a pumping action on the
> "X" axis... the person who made the videos, steve white, is obviously very
> much into doing mods on his lathes...and what he has come up with is
> certainly very interesting, complex and just "off the charts", as the
> saying goes...with variations and adjustments that would seem endless...
> whether this type of pumping movement could be incorporated into a legacy
> machine or not, is an interesting prospect... could it be done on a legacy
> within the tolerances necessary to make it workable on a wooden
> piece?...again, not sure... but worth a discussion here and possible
> consideration... and certainly impressive is the "wave" set up that a
> number of members to this group have set up on their legacy... but this
> pumping action puts things on an entirely different level...and then comes
> the question, could it be done somewhat cost effective?... or is it better
> to try to find a rose engine lathe?...and what would that cost!... and how
> far does anyone want to take their legacy to try to achieve "holtzapffel"
> status?, if that is even possible...but even a holtzapffel did not have a
> pumping action in the headstock, I believe(I might have to take a mulligan
> on that statement!...LOL!)... anyway, if you are into this topic, I suggest
> you look at steve white's series of videos(there seems to be at least 30
> videos!) on the mods he did to his rose lathe...very interesting
> videos...joe b.
>
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