ATC + TOOL_CHANGE_QUILL_UP

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7 years 5 months ago #133157 by bevins
Replied by bevins on topic ATC + TOOL_CHANGE_QUILL_UP
I think it needs to be in the sub

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7 years 5 months ago #133234 by HalaszAttila
Hmm it seems that problem is from turned on tool offset compensation (G43) during tool change.

When i put on the beginning of atc.ngc a G49 code to turn off compensations, the tool changing is gone without problem (dont stops G53 G0 Z-92 moving after M6).

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7 years 5 months ago #133236 by bevins
Replied by bevins on topic ATC + TOOL_CHANGE_QUILL_UP

HalaszAttila wrote: Hmm it seems that problem is from turned on tool offset compensation (G43) during tool change.

When i put on the beginning of atc.ngc a G49 code to turn off compensations, the tool changing is gone without problem (dont stops G53 G0 Z-92 moving after M6).


That's weird because G53 should still work even with offsets.

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7 years 5 months ago #133237 by HalaszAttila
On the graphics seems that (in executing atc.ngc) after finished M6 the coordinate system moves according to Z offset, after that will move Z axis down with G53 G0Z-92 line. This line interrupted after a little time (but without error or message).

With G49 on the beginning of atc.ngc the problem solved.
What you think, can i use it in this form safety?

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7 years 5 months ago #133238 by HalaszAttila
Unfortunately the G49 don`t solve the problem totally, just reduce the occurrence.

I don`t know why.

I see many machines on youtube, that use M6 remap for tool changing (moves Z axis up/down during tool change).

Has anyone had a similar problem yet?

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7 years 5 months ago - 7 years 5 months ago #133255 by bevins
Replied by bevins on topic ATC + TOOL_CHANGE_QUILL_UP

HalaszAttila wrote: Unfortunately the G49 don`t solve the problem totally, just reduce the occurrence.

I don`t know why.

I see many machines on youtube, that use M6 remap for tool changing (moves Z axis up/down during tool change).

Has anyone had a similar problem yet?


It sounds to me like the issues with a queuebuster and interpreter ignoring commands. you are remapping M6 which in itself is a queuebuster and are not letting the interpreter catch up with the lookahead. Try using standard glue, and add the epilogs in your remap statement. The change epilog will stop the lookahead and wait for the interpreter to catch up and continue. Usually I have seen the interpreter ignore commands but not start and have the command stop in mid term.

I am moving my Z in remap and never had that problem, but I am using python not ngc.

Install standard glue and use this remap statement in your ini.
Code:
REMAP=M6 modalgroup=6 prolog=change_prolog ngc=atc epilog=change_epilog
Last edit: 7 years 5 months ago by bevins.
The following user(s) said Thank You: HalaszAttila

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