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Hi Peter. Interesting info on the 4 poster press, very helpful info.

For the record, I'm not beating a dead horse here. Even if the milling material on top of a movable platform simply will not...

Elephant and giraffe? I'm curious how your analysis resulted in exactly those specific animals, hehe, but no arguments there. Attempting a Z platform like this for a mill makes about as much sense...

Thanks! I'm slowly working my way through the pile of info. Please excuse the crudeness of these incomplete sketches. I'm having laptop problems and have been going back and forth with Lenovo...

Arg. Yea, I was mentally putting motor and pulley mounts/brackets into the precision and repeatability category and neglected their contribution to rigidity... Arg. Will have to rethink how to...

Peter, by all means, bang away! It is all good info and covers areas that were not on my radar before. Thanks!

I'm about 2 pots of coffee through the Bamberg, mostly skipping the equations since...

Peter, got copy of Bamburg and started digging through that and the rest of the pile of new-to-me info. Again, thanks!

It appears that I am doing some version of your latest option "a)" due to...

More great info, thanks! For modelling each frame element and joint, is there a FAQ or something that is along the lines of "For a linear guide (square rail) bearing block, model as a BLAH joint...

Hi Peter, thanks for the feedback!

A lot of good points, well taken. No argument whatsoever. I have lost count on how many times I've repeated your step A) to get to where I'm currently at. ...

I need help sizing T slot aluminum extrusion for my build. I'm primarily trying to get some ballpark figures on typical real world forces involved to plug into deflection calculators plus any advice...