AYZ gantry machine retrofit

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6 years 11 months ago - 6 years 11 months ago #151667 by bevins
AYZ gantry machine retrofit was created by bevins
I am going out of town to do this retrofit next weekend. Just looking if someone can look my configs over to spot anythingobvious
I overlooked.

3 axis gantry router
linuxcnc 2.9.0
linuxmint 18.3

Linuxcnc starts, obvious I can't home because machine is not connected and I get following errors so I believe this is correct.
Y axis has two motors

INI file:
Warning: Spoiler!


HAL file:
Warning: Spoiler!
Last edit: 6 years 11 months ago by bevins.

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6 years 11 months ago #151668 by PCW
Replied by PCW on topic AYZ gantry machine retrofit
All the PID setup and connections are missing from the X,Y,Z axis
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6 years 11 months ago #151671 by bevins
Replied by bevins on topic AYZ gantry machine retrofit

PCW wrote: All the PID setup and connections are missing from the X,Y,Z axis


That's about as obvious as it could get.

I updated the HAL in the spoiler above.

The one question. This is the first time using the 7i76. The spindle out is 0-10v correct?

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6 years 11 months ago - 6 years 11 months ago #151672 by PCW
Replied by PCW on topic AYZ gantry machine retrofit
The 7I76 (or 7I76E) spindle output is 0V to SPIN+ so if the SPIN+ terminal is
supplied with 5V you get 0 to 5V etc, That is, the output is a potentiometer replacement, it does
not supply the reference voltage (which can be from 5V to 15V between SPIN- and SPIN+)
Last edit: 6 years 11 months ago by PCW.

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6 years 11 months ago #151675 by bevins
Replied by bevins on topic AYZ gantry machine retrofit

PCW wrote: The 7I76 (or 7I76E) spindle output is 0V to SPIN+ so if the SPIN+ terminal is
supplied with 5V you get 0 to 5V etc, That is, the output is a potentiometer replacement, it does
not supply the reference voltage (which can be from 5V to 15V between SPIN- and SPIN+)


ok so I can apply com from vfd to spin- and 10v from vfd to spin+ then spindle out of 7i76 goes to where the wiper would go on the vfd. correct?

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6 years 11 months ago #151677 by bevins
Replied by bevins on topic AYZ gantry machine retrofit
This is the VFD manual exert.

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6 years 11 months ago #151678 by PCW
Replied by PCW on topic AYZ gantry machine retrofit
Yes the 7I76 analog out is a potentiometer replacement
so
SPIN- --> CM
SPINOUT --> VIN
SPIN+ --> REF
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