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Messages - btu44

Pages: 1 2 3 »
1
Thanks Hood, .037 work well with my test program.
I'll be using for mill 99% of the time with very little lathe. I just run G code, no Wizards or macros.

Does this sound like a good revision choice?

Here is a video of the issue I was having for anyone how's interested.
At minute 2 listen to the stuttle during the lead in of the first cut.
http://www.youtube.com/watch?v=av8ClzYhJAQ

Barry

2
I just downloaded 3.043.037 and will give this one a try.

When 'downgrading' Mach3 versions, do I need to uninstall Mach3 first? Or does Mach3 installer overwrite newer files?

Barry

3
Hello,
I just upgraded my version of Mach3 from 3.043.022 to 3.043.066. It does a great job of fix the problem I had with rapidly changing lines of code.
But I see the label TOOLDESC has been changed since ver 3.043.038. I've come to rely on this tool description to make sure I've loaded the correct tool.

Can someone explain this statement from the Mach3 change log to me alittle more?
-- Changed "TOOLDESC" label changed to reflect the discription of the offset rather then the tool

Is there anyway to get the tool description back?

Is there away to get a copy ver 3.043.036, the version right before the TOOLDESC change?

Thanks,
Barry

4
Yes, I've made sure that all the spindle delays are at 0.
I have even used an XML reader to find a dwell setting. I didn't see anything obvious.

Barry

5
OK, this weird. I found the suggestion earlier to check the CV / Exact stop setting in General Config.
I tried both settings to no avail. (My code header always set it back to CV)
Since I appreciate your reply I gave it another try and dam it, work fine now.

This is really starting to sound like a computer hardware problem. The temperature dropped about 15F since I tested last.

Anyway thanks for the help and the other the took a look.

Now if anyone else has an idea about the long dwell and the single step issue...I'm all ears.

6
I made a new video that illustrates the problem much better.

http://www.youtube.com/watch?v=0mptQKTIAGc&feature=youtu.be

I've spent 2 days on this so far and am running out of ideas.

Could this be a new hardware issue and not Mach3 ???

Barry

7
Hello,

Please look at this short video of my system after I did the latest Windows Vista Update

http://www.youtube.com/watch?v=c7wAvIYpWw0&feature=youtu.be

The biggest problem are the pauses between line of code in the X or Y axis. It does not seem to have a problem with the Z axis.

Things that I have tried to fix it:

1) Searched Mach3 forum...I saw a few posts but see no resolutions.
2) Installed R3.043.062...Pauses stayed the same but had other issues. Went back to R3.043.022
3) Used Windows System Restore to a point when Mach3 was working fine...Still have pauses.

Any ideas would be greatly appreciated. I have a job for the mill coming up and I don't think I can run it this way.

Other issues that are just minor but maybe someone has an answer.

1) Long spindle Dwell after spindle start up but before Z axis movement. Shown towards end of video.

2) While in Single Step mode and Feed Hold is pressed while the machine is still in motion. Pessing Cycle Start, Single Step mode is disabled.

Thanks for looking,
Barry

8
General Mach Discussion / Re: Mach3 Mill, spindle index and G95?
« on: June 08, 2012, 04:30:53 PM »
I was figuring that was the case. Maybe not a completely failed experiment but learned a few more things about Mach.

Thanks,
Barry

9
General Mach Discussion / Re: Mach3 Mill, spindle index and G95?
« on: June 08, 2012, 03:50:44 PM »
Yes, I have spindle sync checked along with closed loop spindle control. I thought this would work well for T/C tapping. Didn't think of drilling...thanks for the tip.

Barry

10
General Mach Discussion / Mach3 Mill, spindle index and G95?
« on: June 08, 2012, 02:55:28 PM »
I have finished installing a spindle tachometer using index pulse on my mill.
I was intending to use the tach signal with the G95, Feed per Rev.

During testing, Mach3 will run G95 code but not in real time. Meaning it set the feed rate after the last S word (RPM, S2000) but not on the fly. If I slow the spindle RPM manually during an air cut, the feed rate still doesn't slow.

Why I care is because I was hoping to use this as way to speed some parts I'm making. (My mill only has a 1 HP spindle) The parts have contouring mid point on a surface. So I plunge in and then contour across the surface.
During the main cut the spindle load is only 50% but during the initial plunge it is at 100%. So I was thinking that 'feed per rev' would slow the feed when the spindle was "bogging down" during the plunge and prevent spindle stall.
Then the feed would pick back up during the main contour cut. I'm surprised this is not working because Mach3 lathe does the feed to rev well during threading.

So am I asking Mach3 Mill to do something it can't or do I have a setup/config issue?

Thanks,
Barry

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