Gears and transmission
Block and Tackle Pulley Block
- Bounding box
- 76.0 × 33.2 × 124.0 mm
- Engine
- Precision B-rep
- Parameters
- 18
- Published
- October 10, 2026
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The prompt
Give me a cad design for a block and tackle pulley system
Parameters
| Name | Value | Range |
|---|---|---|
| Sheave Outer Diameter | 60 mm | 30 – 90 |
| Sheave Face Width | 14 mm | 6 – 30 |
| Rope Groove Depth | 4.5 mm | 1 – 10 |
| Rope Groove Width | 9 mm | 2 – 20 |
| Sheave Bore / Bushing Dia | 12 mm | 4 – 30 |
| Cheek Plate Diameter | 76 mm | 40 – 120 |
| Cheek Plate Thickness | 6 mm | 2 – 16 |
| Sheave Side Clearance | 0.6 mm | 0.2 – 3 |
| Cheek Column Width | 32 mm | 16 – 60 |
| Block Top Height | 62 mm | 56 – 140 |
| Head Yoke Width | 26 mm | 12 – 50 |
| Yoke to Sheave Clearance | 3 mm | 1 – 6 |
| Axle Pin Diameter | 12 mm | 4 – 30 |
| Axle Head Diameter | 20 mm | 10 – 40 |
| Axle Head Thickness | 4 mm | 2 – 12 |
| Top Eye Outer Diameter | 28 mm | 20 – 60 |
| Top Eye Hole Diameter | 14 mm | 6 – 34 |
| Top Eye Thickness | 10 mm | 4 – 24 |
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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