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stepper motor always become uneven
Posted: Mon Jul 25, 2016 5:48 am
by jortner
I have a GEEETECH Prusa I3 Pro X and before every print I have to level my Z axis. After I level the axis it becomes uneven every time I move the Z axis up or down. Has anyone else have this problem? And is there any fix to this problem?
Thanks,
Jason
Re: stepper motor always become uneven
Posted: Mon Jul 25, 2016 10:26 am
by William
jortner wrote:I have a GEEETECH Prusa I3 Pro X and before every print I have to level my Z axis. After I level the axis it becomes uneven every time I move the Z axis up or down. Has anyone else have this problem? And is there any fix to this problem?
Thanks,
Jason
Hi,Jason
You mean the Z axis wobbled?Or it made a noise?I think you should make sure you had kept the two sides of Z axis in a straight line by adjusting the two couplings of Z axis every time you level your Z axis.
Regards
Re: stepper motor always become uneven
Posted: Mon Jul 25, 2016 1:39 pm
by jortner
I doesn't seem to wobble or make any usual noise. after every movement one side will be slightly higher than the other. It seems like one stepper motor is maybe moving faster or rotating more than the other.
Re: stepper motor always become uneven
Posted: Mon Jul 25, 2016 3:52 pm
by William
jortner wrote:I doesn't seem to wobble or make any usual noise. after every movement one side will be slightly higher than the other. It seems like one stepper motor is maybe moving faster or rotating more than the other.
Hi,
It is probable not,cuz the two Z motors are driven by the same driver. Maybe your X-axis left end(M1) and X-axis right end(M2) are not staying in a straight line.Like the following pic,you can adjust the couplings to change it:
- QQ截图20160725155030.jpg (58.72 KiB) Viewed 10020 times
Re: stepper motor always become uneven
Posted: Tue Jul 26, 2016 9:21 am
by jortner
How do you would you adjust the couplings?
Thanks
Re: stepper motor always become uneven
Posted: Tue Jul 26, 2016 9:27 am
by William
jortner wrote:How do you would you adjust the couplings?
Thanks
Have you checked it?Are your two sides staying a line?You can rotate the couplings to adjuest it.Let me know if it doesn't work.A video would be appreciated.