V-Wheel
These polycarbonate V-wheels are precision machined to allow FarmBot to move in the Y and Z directions smoothly and precisely. Each wheel comes pre-assembled with two stainless steel rubber-sealed ball bearings and one M5 precision shim.
Specs
| material | Clear polycarbonate |
| OD | 23.9mm |
| ID | 16mm |
| thickness | 10.23mm |
| Price | $6.00 |
| Quantity |
Express - 10
Express XL - 10 |
| Purchase | The FarmBot Shop |
| internal part name | V-Wheel |
| rev | A |
| cost | $1.35 |
| notes | Pre-assembled w/ two SS 625-2RS Bearings and one SS M5 Precision Shim. |
Component tests
| Test | Description | Target | Tolerance |
|---|---|---|---|
| Outer diameter | Measure the outer diameter of the v-wheel with digital calipers. | 23.89mm | +/- 0.1mm |
| Inner diameter | Measure the inner diameter of the v-wheel (where the bearings will sit) with digital calipers. | 15.974mm | +/- 0.05mm |
| Bearing fit | Assemble a V-wheel, two bearings, and an M5 precision shim. | Assembly should fit together snug without play. | N/A |
| Width | Measure the width of the v-wheel with digital calipers. | 10.23mm | +/- 0.1mm |
| V-angle | Using a digital protractor, measure the angle that the two V-sides of the wheel create. | 90 degrees | +/- 2 degrees |
| Extrusion fit | Roll a V-wheel along an extrusion. | The wheel should fit properly in the V-slot of the extrusion. | N/A |
| Smoothness | Inspect the wheel to ensure there are no erroneous grooves, cuts, or knicks | No blemishes | N/A |