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Helical milling with a diagonal repeat ?
- grey1beard
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So I'd better get myself in gear, and add yet another string to the bow
Thanks again
John
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- grey1beard
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Perhaps not.
I can't get the program to call the helix file each time the tool steps an increment.
The best so far was to show the helix path for the first hole, but none of the others. Only the moves to the new locations were displayed.
So I went back to the User manual V2.3, and explored further and found in para 13.4 "Repeat".
The text described exactly what I was trying to do - repeat a milling code(my helix) with a diagonal step between each.
Curiously, it works perfectly for two repeats (drills two holes) but if I try to increase the number it refuses to display any more than two.
I must stress that this is all being done in an AXIS sim, not in a running system.
I think this is the way for me to get what I need, but I can't see what's preventing the display showing the extra repeats.
The code loads, and displays without error reports, but the plot doesn't show the extra holes.
Could someone load my code and see if the AXIS displays more than two helix ? It should be 5.
John
Attachment diagonal.ngc not found
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- BigJohnT
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John
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- grey1beard
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Got it.
Much trial and error, and along the way discovered that it's possible to put "error-free" g-code
into AXIS have it displayed as you typed it, but the plot shows different.
Also that there are some places that you can't switch from incremental to absolute and back again without problems.
Attached code to mill a series of holes along a diagonal path.
Thanks for the help and encouragement,
John
Attachment 2ndattempt.ngc not found
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- BigJohnT
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:laugh:
Got it.
Much trial and error, and along the way discovered that it's possible to put "error-free" g-code
into AXIS have it displayed as you typed it, but the plot shows different.
I'm not sure what you mean by this. Do you have an example of what you mean? Are you talking about the backplot when you run your program in the sim?
grey1beard wrote:
Also that there are some places that you can't switch from incremental to absolute and back again without problems.
Attached code to mill a series of holes along a diagonal path.
Thanks for the help and encouragement,
John
Is it a situation where you think you should be able to switch from incremental to absolute but bad things happen?
Sounds like your making some headway... in the warmth of your house.
John
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- grey1beard
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Got it.
Much trial and error, and along the way discovered that it's possible to put "error-free" g-code
into AXIS have it displayed as you typed it, but the plot shows different.
.....
I now suspect this was operator error - an unnoticed m-code when I started to paste several parts of the final file from two different pages.
grey1beard wrote:
I haven't got an example of this at the moment, having got to the final file, I deleted all the earlier attempts.Also that there are some places that you can't switch from incremental to absolute and back again without problems.
Again, I've had Axis throw up an error code that quotes "near line...." which refers to a part of the code that I've already run without any problems, but I have then pasted in more code further down which seems to produce a retrogressive effect.
If I click OK on the error notice, and inspect the plot, it looks OK, but as this is only in a sim, I can't do an air cut to see what happens.
But if I come across any of these effects again, I'll post it.
One other thing I found, having been shown the quickest way to get two instances of gedit on the desktop(by dragging a tab onto it).
Selecting lines of code in one open file, then dragging them across to the other open file, copies them to that position. A sort of visual "copy & paste" that makes the building up of complex designs much easier for me.
I've attached my finished file to show what I'm making, but I doubt anyone will be any the wiser. :laugh:
If you're wondering what the comment regarding Dragons is about, that's an in-joke to make me spot problems.(I have a 150 ft long privet hedge in the shape of a dragon)
Managed to get out to the workshop and bring the system into the warm to thaw out and update, but it might be some time before the chips start flying.
Thanks again for helping me get to grips with O-codes and the advantages of the Repeat.
Regards
John
Attachment baffleboard.ngc not found
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