Resonating spindle gallery

[Tarry_Brindle]

I would suggest starting here for one of at least two stiffening mods:

A 30 minute x-axis mod to reduce chatter

My feed rates were limited by chatter with the stock 300W spindle. I just upgraded to an 800W GMT spindle and wanted to stiffen the x-rail at the same time. I inserted M5 50mm hex cap bolts vertically in the gap between the x-axis maker slides. They are a perfect fit for the gap. I used 5 bolts spaced about every 6.25". [image] I used a small washer on top (any larger would interfere with the idler wheels), and used a larger washer on the bottom. It is important to use washers which will not …

That one is totally reversible with no drilling required.

The other option is this one:

Thoughts on Stiffening mod

Search “width of x axis makerslide”. Pictures will be found.

Requires drilling and more expensive hardware.