Servo Tuning

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7 years 7 months ago #129554 by tommylight
Replied by tommylight on topic Servo Tuning
??? What microstepping are you using on the drives ?
I thought it was a servo system, as the title says servo tuning. Now i recalled that you mentioned it was a stepper system.

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7 years 7 months ago - 7 years 7 months ago #129566 by Roland2161
Replied by Roland2161 on topic Servo Tuning

tommylight wrote: ??? What microstepping are you using on the drives ?
I thought it was a servo system, as the title says servo tuning. Now i recalled that you mentioned it was a stepper system.


yes I made a mistake I edited what I could to say stepper motors.

What is microstepping, where do I set that or find out what it uses ?
Last edit: 7 years 7 months ago by Roland2161.

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7 years 7 months ago #129665 by tommylight
The following user(s) said Thank You: Roland2161

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7 years 7 months ago #129724 by Roland2161
Replied by Roland2161 on topic Servo Tuning

tommylight wrote: Motor drives.


Got it.

So I checked the X axis to see if it is doing the same thing as the Z, and it does.Which is kinda good news. To me that means it's a motor settings issue and I can rule out hardware (besides maybe cheap motors). I ran a program and after about 40 cuts over 2" going back to 0, my z shifted -.008. Which is better than what it was at previous settings


I need to figure out how to adjust the microsteps and why the scale has to be set at -20220 too. Since I didn't build the machine I don't know what motor drivers are in use. I need to drag the lathe away from the wall a little bit in order to get in behind it to find out what they are. They do have dip switches from what I can tell. Once I know what I am working with Ill measure how far the carriage moves for 1 revolution of the motor, to give me a better Idea of what my ball screw is.

Then, I will figure out this stepconfig wizard thing and that should hopefully do the trick. Anything I should be aware of?

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7 years 7 months ago #129732 by tommylight
Replied by tommylight on topic Servo Tuning

Roland2161 wrote: Anything I should be aware of?

Disconnect the power cord when messing inside the cabinet! :)

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