Glad to see upgrades.............................there what a positive attitude, not blaming the world for anything.
Glad to see upgrades.............................there what a positive attitude, not blaming the world for anything.
Last edited by R.DesJardin; 09-04-2011 at 04:30 PM. Reason: I suck
RAD. Yes those are my initials.
Idea, design, build, use. It never ends.
I wonder if it would be possible to put together a two- or three-part column... The column as it is now, and some massive bolt-on stiffener pieces... You could keep shipping weight/pallet manageable, and go with a larger motor in the same compact package...
I was thinking the exact same thing, but since I don't have an 1100 yet I have no idea if it's feasible as a modification.
I realize that, ndog. When I'm contouring something I want to be accurate, I contour it twice--first to produce an even .005" or so "shell" of stock left around the part, then again at actual size. When I contour the vast majority is 8-15ipm (I'd do it faster if I had a faster spindle) and that is exactly the range where the vibration of the 3-phase steppers is 1/6 to 1/8 the old ones (and I have a Series I with original drivers, and I assume the improvement would be even more). I can hear the resonances coming and going during such work. To me it is intriguing, in a theoretical way, since I don't have the budget to do any machine upgrades for the near future...
Randy
Again, not having a 1100 this may be a dumb question but how sure are you that the resonances are strictly related to the steppers? I would love to be able to (safely) put my hands on the various parts of the mill during operation in an effort to see if the resonances can be changed. Same thing with regard to adding mass to different parts of the mill.
Mike, if you do the upgrade it would be cool if you did some 3d countouring before and after with the same settings to see if there is an approovement..
David
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