Gears and transmission
Compound Spur Gear
- Bounding box
- 80.8 × 80.8 × 32.0 mm
- Engine
- Precision B-rep
- Parameters
- 7
- Published
- August 23, 2026
Download
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The prompt
Create one compound spur gear as a single solid. Large gear outside diameter 81 mm, 45 teeth. Small gear outside diameter 29 mm, 15 teeth. Both gears coaxial and use matching involute tooth geometry. Pressure angle 20 degrees. Center bore diameter 9 mm. Large gear thickness 19 mm. Overall part height 32 mm. Reproduce the geometry as a functional replacement gear for a meat grinder. Export as STEP and STL.
Parameters
| Name | Value | Range |
|---|---|---|
| Module | 1.72 mm | 0.5 – 3 |
| Large gear teeth | 45 | 20 – 80 |
| Small gear teeth | 15 | 10 – 40 |
| Pressure angle | 20 deg | 14.5 – 25 |
| Center bore diameter | 9 mm | 4 – 20 |
| Large gear thickness | 19 mm | 5 – 30 |
| Overall part height | 32 mm | 20 – 60 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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