Quote:
Originally Posted by DMike
Thanks for the info, our group has been working on a direct drive mecanum system. The frame, gearboxes, motors and wheels weigh 47 lbs with a perimeter of 108 inches. I am not sure we want to cheese out the frame any more than it is. At this point it only exists in SolidWorks.
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47lbs is quite heavy, though you should avoid cheesing it out just yet. First finish CADDing the whole robot and see whether you pass the weight limit or not. If you don't, it'll be better keeping the chassis heavy than cheesing it out and losing structural strength.