Re: [Emc-users] Lathe Threading Issues

2009-03-21 Thread Kirk Wallace
On Fri, 2009-03-20 at 23:42 -0500, Jon Elson wrote:
... snip
> have such a problem.  Kirk Wallace is also using a UPC board on a lathe, 
> but I don't know if he is doing a lot of threading.  Maybe you should 
> send me your threading program and I will try it here on the minimill.  
> Is your machine natively defined in mm units or inch units?  It 
> "shouldn't" make a difference, but I'm pulling at straws, here.
> 
> Jon

Sorry Jon, I haven't done allot of threading. I have had no trouble,
other than early in the conversion, I had a spindle encoder noise
problem (solved with VFD filter) and finding the proper acceleration
tuning to deal with lead-in oscillations. I don't recall having a
runaway, other than when I had the buggy homing software version. 

I wonder if there is a way to have the software predict what a
reasonable move would be and compare this with what the sensors
indicate. In other words, for a particular command, it might be
unreasonable to move above a certain rate and distance to complete the
block. Or, maybe it could be user assigned:

G?? (safe zone) X1 xxx Y1 xxx Z1 xxx X2 xxx Y2 xxx Z2 xxx J (any max.
distance from block start) xxx 
... 
G?? (safe zone end).
-
Kirk
http://www.wallacecompany.com/machine_shop/



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Re: [Emc-users] Was - OT: Tape to ASCII - Now Shop envy

2009-03-21 Thread Kirk Wallace
On Sat, 2009-03-21 at 06:59 -0400, Mark Wendt (Contractor) wrote:
> Dunno why I do it, but I force myself every once in a while to click 
> on Kirk's link, and have to clean the drool of the keyboard every 
> time I do.  Nice toyls Kirk!
> 
> Mark
> 
> At 10:51 PM 3/20/2009, you wrote:
> 
> >I would have tried minicom but the machine owner has a Winders laptop.
> >
> >Kirk
> >http://www.wallacecompany.com/machine_shop/

Thank you, Mark. Not allot has changed on the website for a while. It
looks like rain for the next couple of days, maybe I can get some
website work done. I just got some XY ballscrews for the Bridgeport, but
they turned out to be bigger than expected. They are ground screws as
opposed to the rolled screws I have planned for installation. I need to
look at whether these have less backlash and if I can get them to fit,
otherwise they may go back on eBay. I have to make some progress on the
Shizuoka toolchanger, but in getting a design going for the tool
position encoder, CAM (.dxf) and g-code issues came up. It looks like I
am in a question cascade right now.

I try to visit some other websites to check for updates like Chris',
Anders' and others. I wonder if a list of top ten most active/updated
EMC2 sites would be handy on the web and wiki home pages?
-
Kirk



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[Emc-users] EMC2

2009-03-21 Thread Robert Shell

I have a question about the machine not moving as when the app first fires up. 
I am currently using the EMC2 which comes  already installed on Ubuntu 6.06..  
Here is what happens.. When I first start the program and try to move the 
machine using the arrow keys, it will not move..  I tried setting the feed rate 
like F300 but it still does not move.. I have found out that if I start a file, 
let it run a few lines then the machine can be moved by the arrow keys for the 
rest of the day..  I have tried setting the speed etc and to no avail..   How 
can I get around this?

Robert I. Shell

Senior Programmer Analyst - Channels and Integration

Affinion Group,
Global Information Systems

Columbus Ohio Application Development Center

Work: (614) 652-5257


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Re: [Emc-users] Was - OT: Tape to ASCII - Now Shop envy

2009-03-21 Thread Mark Wendt (Contractor)
Dunno why I do it, but I force myself every once in a while to click 
on Kirk's link, and have to clean the drool of the keyboard every 
time I do.  Nice toyls Kirk!

Mark

At 10:51 PM 3/20/2009, you wrote:

>I would have tried minicom but the machine owner has a Winders laptop.
>
>Kirk
>http://www.wallacecompany.com/machine_shop/



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Re: [Emc-users] OT: Tape to ASCII

2009-03-21 Thread Rafael Skodlar
Kirk Wallace wrote:
> On Fri, 2009-03-20 at 11:09 -0700, Rafael Skodlar wrote:
> ... snip
>> putty schmucky, Hyperterminal=hype. My suggestion is to try minicom
>> that's available for most Unix systems.
>>
>> With minicom you may transfer files, create your own configuration files
>> for use with different peripherals, select different protocols, and
>> capture session  into a file which you may later examine with mc
>> (Midnight Commander) in hex mode for example.
>>
>> man minicom
>> May need to take care of ttyX access permissions for non-root user to
>> run it but you can try to use it as root until you figure it out.
>>
>> I used minicom to figure out configurations needed to get modem working
>> with Linux in dial-up days or to transfer files between two PCs.
> 
> I would have tried minicom but the machine owner has a Winders laptop.
> 

All is not lost. You still have two options besides the obvious one:
install virtual Linux in Windows and have it take over the serial port,
or bootup from knoppix or other live CD and try minicom that way. I'm
assuming here that live CDs come with minicom.

> Kirk
> http://www.wallacecompany.com/machine_shop/
> 

-- 
Rafael

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