Practice: Vertical Rollers
Dual-sided vertical rollers from the FRC-COTS Tube Roller System, with a 3D-printed motor spacer and serial belts.
01
Vertical Rollers
Build a vertical roller stack: three rollers per side, belt-driven by Krakens.
- Two mirrored sides, three rollers each.
- Driven through a 3D-printed motor spacer block.
- Built around the FRC-COTS Tube Roller System.
FUSION 360 · SCREENSHOT
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FIG 1
Key Specs
Layout
- Layout sketch 3 in above origin on an offset joint origin
- Top plate 7 in above the bottom
- Roller length 7 in; motor spacer block 1 in
Parts (FRC-COTS)
- Kraken X44 motors
- 12T and 24T pulleys
- Tube Roller System; 1x1 tube plugs
02
Build Notes
Watch these.
- The 1x1 tube plug has four holes — use only two.
- Set Mirror to 'transform' so you don't duplicate parts.
- Rigid-group parts before positioning them in the assembly.
Recap
VERTICAL ROLLERS
- Dual-sided, three rollers per side
- FRC-COTS Tube Roller System + Krakens
- Trim belt C-C by 0.015 in to cut friction
- Mirror as 'transform', not duplicate
Your Task
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