--- On Wed, 6/12/13, dave dengv...@charter.net wrote:
Hi all,
I have a Jet lathe that I'm deep into converting to CNC. If
I had it to
do again I would buy a CNC lathe with a dead control. So
much good stuff
comes with that approach, servo motors, limit switches,
etc.
Unfortunately, just
--- On Wed, 6/12/13, sam sokolik sa...@empirescreen.com wrote:
From: sam sokolik sa...@empirescreen.com
Subject: Re: [Emc-users] Should I or Shouldn't I?
To: linux...@thinkingdevices.com, Enhanced Machine Controller (EMC)
emc-users@lists.sourceforge.net
Date: Wednesday, June 12, 2013, 11:13
--- On Wed, 6/12/13, Bruce Layne linux...@thinkingdevices.com wrote:
I'm stripping a lot of parts off a neat old Clausing lathe
that I don't need after I convert it to CNC
Why couldn't it be a 17 LeBlond Regal roundhead trainer? ;P I'm in need of the
brass nut, bushing and dial for the
On 13 June 2013 03:25, Kirk Wallace kwall...@wallacecompany.com wrote:
One is supposed to engage the half-nut when the indicator reaches an
appropriate location. I suspect the ELSs have an index sensor so they
know when to start the thread, just like LinuxCNC.
If they stop the carriage, let
And another gratuitous shot of my buddy's Rivett:
http://users.easystreet.com/krugerr/Machining/Rivett/Rivett%20107%20Restored%20Left%20640.jpg
We call it Kermitt... ;-)
Mark
--
This SF.net email is sponsored by
Has anyone here worked on ultrasonic motors? I need to repair one (Canon
lens) and need some insight. Such as, is there something like a
continuity check to see what part of the motor might have a fault?
http://en.wikipedia.org/wiki/Ultrasonic_motor
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Why do you use LinuxCNC and what are the features you like best? I am
about to introduce some new users to LinuxCNC and I want to make sure
I have a good list of it's strengths.
I was drawn to LinuxCNC because of HAL and programmable kinematics,
but
On 13 June 2013 10:33, Mark Wendt wendt.m...@gmail.com wrote:
Here's what a Rivett all spiffed up looks like.
That's a very nice lathe. But mine is more eccentric. (For example,
the carriage slides in a dovetail on the front of the bed, the top of
the bed only guides the tailstock)
--
atp
If
On Thu, Jun 13, 2013 at 7:30 AM, andy pugh bodge...@gmail.com wrote:
On 13 June 2013 10:33, Mark Wendt wendt.m...@gmail.com wrote:
Here's what a Rivett all spiffed up looks like.
That's a very nice lathe. But mine is more eccentric. (For example,
the carriage slides in a dovetail on the
On 13 June 2013 12:07, Charles Steinkuehler char...@steinkuehler.net wrote:
Why do you use LinuxCNC and what are the features you like best?
I use it because I started using it. I guess I could have started with
Mach and been enthusiastic about that.
As a Mac user LinuxCNC was cheaper. Not just
On 6/12/2013 11:42 AM, andy pugh wrote:
On 12 June 2013 16:10, Kenneth Lermankenneth.ler...@se-ltd.com wrote:
If you are vegan, I'll buy you a carrot. :-)
I'll take you up on the carrot if it is a generic offer.
Now he is on the hook and I don't think they allow carrots on
On 6/12/2013 11:35 AM, andy pugh wrote:
I accidentally bought another lathe from eBay.
It is beautifully made, in the 1920s, with no regard to cost
practicality or logic. One of these:
http://www.lathes.co.uk/rivett/page2.html
It isn't quite as nice as the one in the pictures, and has no
On 13 June 2013 14:16, Dave e...@dc9.tzo.com wrote:
I think that a lathe has to have a power feed on the Z to be useful, so
I would add that. And that is pretty much all I would do to it.
Looking at the original lathes.co.uk page
(http://www.lathes.co.uk/rivett/page2.html) shows a rather
andy this may help your z if you cant get a ball crew on it
http://bbs.homeshopmachinist.net/threads/43645-Making-Acetal-leadscrew-nuts-the-easy-way?highlight=acetal+nuts
i have done this to my mill and like it alot
On Thu, Jun 13, 2013 at 9:16 AM, Dave e...@dc9.tzo.com wrote:
On 6/12/2013
On 06/13/2013 01:52 AM, andy pugh wrote:
On 13 June 2013 03:25, Kirk Wallace kwall...@wallacecompany.com wrote:
One is supposed to engage the half-nut when the indicator reaches an
appropriate location. I suspect the ELSs have an index sensor so they
know when to start the thread, just like
On 06/13/2013 02:48 AM, Sven Wesley wrote:
... snip
Is it a ring or micro?
http://cpn.canon-europe.com/content/education/technical/usmlens_technology.do...
... snip
The motor I'm trying to repair is a ring motor. I've swapped controller
boards and the problem stays with this motor. There
2013/6/13 Charles Steinkuehler char...@steinkuehler.net
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Why do you use LinuxCNC and what are the features you like best? I am
about to introduce some new users to LinuxCNC and I want to make sure
I have a good list of it's strengths.
These
On 13 June 2013 14:47, Kirk Wallace kwall...@wallacecompany.com wrote:
Depending on the thread pitch, there are one or two threads per
leadscrew revolution.
...
The ELS takes the place of the spindle to leadscrew and indicator gearing.
My point is that the indicator measures the carriage
My point about scanning multiple known good masters was that Aram's
stated intent was to correct machining [on the fly] - an Iges (or any
other neutral format) from a modeler would [typically] give you the
intended finished part, not something partially complete. I'm following
this up more as
On Thursday 13 June 2013 10:37:21 Mark Wendt did opine:
On Wed, Jun 12, 2013 at 7:43 PM, andy pugh bodge...@gmail.com wrote:
I already have a CNC lathe, though I mainly use it for one-off and
experimental style work. In fact the CNC aspect for me is mainly an
extension of conventional
On Thu, Jun 13, 2013 at 10:40 AM, Gene Heskett ghesk...@wdtv.com wrote
Here's what a Rivett all spiffed up looks like. Belongs to one of my
best friends. He has to get the mop and bucket out every time I stop
over, due to the drool.
Mark
I can't imagine a tool bit would ever chatter
I consider myself a comfortable coder, but
even I wouldn't want the task of that - I'd rather have a series of
golden samples each stage along the way just to do direct comparisons to.
boeing and lockheed only buy off on the iges files , protocol demands they
be checked against the iges file
On Thursday 13 June 2013 10:55:10 Mark Wendt did opine:
On Thu, Jun 13, 2013 at 10:40 AM, Gene Heskett ghesk...@wdtv.com
wrote
Here's what a Rivett all spiffed up looks like. Belongs to one of
my best friends. He has to get the mop and bucket out every time I
stop over, due to the
On 13 June 2013 15:50, Mark Wendt wendt.m...@gmail.com wrote:
It's a sweet machine. Everything feels like it's flowing on melted buttah
on that old girl.
Possibly worth contacting Tony at lathes.co.uk, he doesn't seem to
have any colour pictures of the 1020
Like many others, I started with a very old Mach3 (bless Art) on a Win32
system, controlling steppers on a converted HF mini mill. That still
runs, btw, mostly for teaching and demos. It was a paid copy, although
most of my work would have fit within the free version (# blocks limited
- 1000,
On 13 June 2013 14:16, Dave e...@dc9.tzo.com wrote:
You may end up selling that lathe to a tool collector sooner or later.
There are a number of them here.
I think I bought it from a collector (though he was selling for a
friend). I can't find any other explanation for 7 lathes in one garage
On 06/13/2013 07:22 AM, andy pugh wrote:
On 13 June 2013 14:47, Kirk Wallace kwall...@wallacecompany.com wrote:
Depending on the thread pitch, there are one or two threads per
leadscrew revolution.
...
The ELS takes the place of the spindle to leadscrew and indicator gearing.
My point is
Andy;
One thing's for sure - I'm not going to CNC my Drummond Hand Shaper of
1929... ;-)
John A. Stewart.
--
This SF.net email is sponsored by Windows:
Build for Windows Store.
http://p.sf.net/sfu/windows-dev2dev
On Thu, 13 Jun 2013 06:07:20 -0500
Charles Steinkuehler char...@steinkuehler.net wrote:
Why do you use LinuxCNC and what are the features you like best?
...
Help me out with some talking points! :)
It's similar to the reason I use Linux (I guess, considering the reasons
I'm about to give, I
On 6/13/2013 11:02 AM, emc-users-requ...@lists.sourceforge.net wrote:
boeing and lockheed only buy off on the iges files , protocol demands they
be checked against the iges file period . not a good master the reason
being is a good master is simply a part that is in tolerance and stackup
can
I mostly agree with Matt except I have found thought investment is usually
pretty portable.
Linuxcnc is fun and flexible. That is the only 'reason' needed. :)
On Jun 13, 2013 11:13 AM, Matt Shaver m...@mattshaver.com wrote:
On Thu, 13 Jun 2013 06:07:20 -0500
Charles Steinkuehler
Kirk Wallace wrote:
I do get a small voltage from the motor pins when I flex the ring, but
at the time I had no information on what the pins did. I now have the
service manual, which has a schematic of the drive circuit (an
H-bridge). It shows four signals going to the motor, Phase A, Phase
Matt,
That is very well said and I could not agree more. I am trying to get
my VMC into a profitable position and after spending THOUSANDS of dollars
trying to fix the aging control only to KNOW that at some point it will be
beyond the support of the factory let alone anyone else was quite
Charles Steinkuehler wrote:
Why do you use LinuxCNC and what are the features you like best? I am
about to introduce some new users to LinuxCNC and I want to make sure
I have a good list of it's strengths.
I started using it in 1998, and have NEVER had it fail in the middle of
a job!
This
On 06/13/2013 03:10 AM, Gregg Eshelman wrote:
Word to the wise, unless you own a junkyard full of many sizes of LeBlond
lathes or live somewhere you can't kick a clod of dirt without finding an old
LeBlond, don't ever buy a LeBlond lathe that doesn't have 100% of its parts!
Or at least
On 13 June 2013 17:20, Ted Hyde laser...@gmail.com wrote:
One of the biggest challenges I've had with the arm is mounting - I've
sat in on demos (since Faro is about an hour north of me), and I see
them pulling out a tripod and hitting dead-zero bulls-eyes every time.
I have mapped out
On 13 June 2013 17:49, Bruce Layne linux...@thinkingdevices.com wrote:
Your cautionary LeBlond Tale of Terror argues in favor of converting to
CNC instead of restoring old machinery. If you have 90% of a
functioning lathe, it's a lot easier to strip out the 40% that you don't
need for CNC
Kirk,
Your Standard Engineering Works No. 1 appears to be the spitting
image of my U.S. Machine Tools Cincinnati horizontal mill.
I put a treadmill motor and controller on it and it works great. I
am sure there must have been some relationship or some design
stealing early on between Standard
On 06/13/2013 07:07 AM, Charles Steinkuehler wrote:
Why do you use LinuxCNC and what are the features you like best?
One of my favorite features is the fact that LinuxCNC is Free Open
Source Software, but that probably won't impress a lot of people as it
does me, so I'll skip the religion
On Thu, 13 Jun 2013 11:37:58 -0500
Stuart Stevenson stus...@gmail.com wrote:
I mostly agree with Matt except I have found thought investment is
usually pretty portable.
Linuxcnc is fun and flexible. That is the only 'reason' needed. :)
That's true for me too.
Most of the writing I've done
On 06/13/2013 10:07 AM, Cecil Thomas wrote:
Kirk,
Your Standard Engineering Works No. 1 appears to be the spitting
image of my U.S. Machine Tools Cincinnati horizontal mill.
I put a treadmill motor and controller on it and it works great. I
am sure there must have been some relationship or
On Thu, 13 Jun 2013 13:39:22 -0400
Bruce Layne linux...@thinkingdevices.com wrote:
On 06/13/2013 07:07 AM, Charles Steinkuehler wrote:
Why do you use LinuxCNC and what are the features you like best?
One of my favorite features is the fact that LinuxCNC is Free Open
Source Software,
Ah, but that's the great part about a CNC conversion! You can have most
of the best of both worlds.
I generally like CNC jogging as a variable speed power feed. For manual
operation, many people will add dual shaft stepper motors and put the
handles on the back shafts of the motors. Turn
On 13 June 2013 19:00, Bruce Layne linux...@thinkingdevices.com wrote:
I like the lathe tailstock for manual use, and I kept it.
I plan on adding a drilling tab to my macros, which either simply
sets the correct spindle speed for the selected SFM and drill size, or
runs the toolpost-drilling
On 2013-06-07 13:09, Michael Haberler wrote:
I'd be interested, and on the same side of the pond Southern Germany sounds
like a sensible region for the topic - go ahead, I'm sure you'll fill a
room - maybe even a large one - Michael
Me too.
Michael, can I hitch a ride with you from
On Thursday 13 June 2013 14:09:24 Matt Shaver did opine:
On Thu, 13 Jun 2013 13:39:22 -0400
Bruce Layne linux...@thinkingdevices.com wrote:
On 06/13/2013 07:07 AM, Charles Steinkuehler wrote:
Why do you use LinuxCNC and what are the features you like best?
One of my favorite
--- On Thu, 6/13/13, andy pugh bodge...@gmail.com wrote:
If they stop the carriage, let you wind out the cut, then
reverse to a
fixed point, then that can work.
If they release the nut and leave you to wind the carriage
back, then
it can't engage the nut unless you wind back to exactly the
--- On Thu, 6/13/13, Dave e...@dc9.tzo.com wrote:
From: Dave e...@dc9.tzo.com
Subject: Re: [Emc-users] What is the Wichita meeting?
To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net
Date: Thursday, June 13, 2013, 7:00 AM
On 6/12/2013 11:42 AM, andy pugh
wrote:
On 12
On Thursday 13 June 2013 17:01:24 Gregg Eshelman did opine:
--- On Thu, 6/13/13, Dave e...@dc9.tzo.com wrote:
From: Dave e...@dc9.tzo.com
Subject: Re: [Emc-users] What is the Wichita meeting?
To: Enhanced Machine Controller (EMC)
emc-users@lists.sourceforge.net Date: Thursday, June 13,
I started with Mach3, but made bad hardware decisions. I wait for years for
the G100 to work with Mach3, then I switched to the smooth stepper, but that
also had problems with my gantry hardware. This was over a period of 3-4
years.
Then I switched to EMC2 with 5i20 hardware. EMC2 didn't work
* A GUI that is more familiar to the 3D crows than Axis (and hopefully
a lot less CPU intensive) would be *VERY* useful and *GREATLY*
appreciated
That is my next project for machining after my current project. I have a
gantry mill that I have been monkeying around with. Bought a extrusion
I originally posted this on IRC, but my network died so I couldn't discuss
it.
I was 4 hours into a 3D print using linuxcnc, and the machine crawled to an
almost complete stop. My job was still running, but it executed 1 line of
gcode, then pausing for 2 seconds. Axis wasn't showing the
My thinking about this is that, as with mayority of open source communitys
the best thing you have, apart from what you guys mentioned, is that you
learn how to do something, and you begin to realize how much things cost,
no only in money value, but in another level.
Sometimes I see a piece of
Another thumbs-up. More details, please.
John A. Stewart
http://cnc-for-model-engineers.blogspot.com
--
This SF.net email is sponsored by Windows:
Build for Windows Store.
http://p.sf.net/sfu/windows-dev2dev
Frank Tkalcevic wrote:
I originally posted this on IRC, but my network died so I couldn't discuss
it.
I was 4 hours into a 3D print using linuxcnc, and the machine crawled to an
almost complete stop. My job was still running, but it executed 1 line of
gcode, then pausing for 2 seconds.
Kirk,
If you would like I could take a few shots of my machine and send
them off line or can I post them here as attachment. I forget.
I guess at some level of exactness most of any class of machine tool
look pretty much alike and besides if it works... don't fix it!
Cecil
56 matches
Mail list logo