Slippage during cut?

Not sure what is going on or happened here. Noticed this on a few cuts recently. It’s ballscrew so I wouldn’t think it’s slipping, I checked all the set screws on all the ballscrews. I’ve ran this program many many times before.

Appreciate any input into what is going on!


Check the machine mechanically — are all the couplers in place and secure?

If you power up the machine and jog to the center and put a probing pin or tool in the spindle and then try to shift the tip of the probing pin or the shaft of the tool does anything move/shift? Investigate and address.

Is all the wiring in good condition and all connectors secure?

What feeds and speeds are you using? What sort of toolpaths? Are you trying to cut a slot just as narrow as the tool? Where possible add geometry and cut as a pocket down to tab height or the penultimate pass.

Will check those things. By couplers do you mean the various ball screw mounts and motors?

Write in to support@carbide3d.com — we have an PDF for checking the movement system.

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Went through and checked all the bolts on everything, also cleaned and lubed. Things seemed ok.
I swapped out my collet as well for the sake of it.

Cut out 2 pieces yesterday and it was fine, so hopefully resolved.

I typically run at 40/20 to get as smooth of a finish as possible, takes longer but nicer cut especially when crossing the grain on a curve, otherwise i would get some tearout with anything faster.

Those cuts that were in my pic were a combination of a profile (with seperate last pass) and some 3d roughting/3d finish passes.

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