My team, 1701 the Robocubs, had a dilemma in that we wanted to use rollers like the versa rollers so we could buy the versa inserts instead of having to completely fabricate our own inserts. Unfortunately, a while ago the Versa inserts got back-ordered for the rest of the 2020 season. We found, however, that we could use the Versa hubs as an insert and just modify it with a tapped 4 mm hole.
If you have a 3d printer, it works great. We are using rollers on our robot as well and we just printed them in carbon fiber with some minor adjustments. not sure if that was the answer you were looking for.
This is a really neat trick. thank you for showcasing this
The only thing you are missing inside the roller is some glitter or ping pong balls.
CRP has endcaps in stock! https://www.competitionrobotparts.com/product-category/drum-rollers/
We have the parts for the Versarollers, but honestly some $2 black plastic pipe and custom 3D printed hubs were way cheaper, work just as well, and we can put whatever flange or bore we wanted. For urethane or flat belts, it works like a charm and there’s tons of the roller tube available at almost any Home Depot. Just a heads up if there’s any teams struggling with rollers - head to your nearest home improvement store, get some thin wall pipe, and fire up your 3d printer. You’ll get tons of rollers at a fraction of the cost.
Heck, I 3D printed a bunch in PLA and PETG the other week.
Took 3 hours, 60% infill, 0.2mm layer height with the school Enders to do 5 iirc.
Works just fine.
We’ve lathed down gears before because of this. It works in a pinch.
Space Coast Products Is planning on a full tubing and roller product line release later this week. However since this thread came up we enabled the roller end caps product page. The 1/2" hex caps should do the job although depending on your application, the iddler type may be of use.
just FYI that link doesn’t work
EDIT: nvm it works now
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