Arc tooth Timing tooth
Type | pb | hg | R | r1 | s | 2δ | (Tooth profile Angle) |
3M | 3 | 1.28 | 0.91 | 0.26~0.35 | 1.9 | 0.762 | ≈14° |
5M | 5 | 2.16 | 1.56 | 0.48~0.52 | 3.25 | 1.144 | ≈14° |
8M | 8 | 3.54 | 2.57 | 0.78~0.84 | 5.35 | 1.372 | ≈14° |
14M | 14 | 6.2 | 4.65 | 1.36~1.50 | 9.8 | 2.794 | ≈14° |
20M | 20 | 8.6 | 6.84 | 1.95~2.25 | 14.8 | 4.32 | ≈14° |
Dimension of linear type pulley
Type | MXL | XXL | XL | L | H | XH | XXH |
bw | 0.84±0.05 | 1.14±0.05 | 1.32±0.05 | 3.05±0.10 | 4.19±0.13 | 7.90±0.15 | 12.17±0.18 |
hg | 0.69 | 0 | 0.84 | 0 | 1.65 | 0 | 2.67 | 0 | 3.05 | 0 | 7.14 | 0 | 10.31 | 0 |
-0.05 | -0.05 | -0.08 | -0.1 | -0.13 | -0.13 | -0.13 |
Φ+1.5° | 20 | 25 | 25 | 20 | 20 | 20 | 20 |
rb | 0.35 | 0.35 | 0.41 | 1.19 | 1.6 | 1.98 | 3.96 |
rt | 0.13 | 0.05 | 0.3 | 0.05 | 0.64 | 0.05 | 1.17 | 0.13 | 1.6 | 0.13 | 2.39 | 0.13 | 3.18 | 0.13 |
0 | 0 | 0 | 0 | 0 | 0 | 0 |
2β | 0.508 | 0.508 | 0.508 | 0.762 | 1.372 | 2.794 | 3.048 |