written 6.2 years ago by
teamques10
★ 64k
|
• modified 6.2 years ago |
Subject: Kinematics of Machinery
Topic: Belts, Chains and Brakes
Difficulty: High
|
written 6.2 years ago by
teamques10
★ 64k
|
• modified 6.0 years ago |
| Particulars | Belt drive | Chain drive | Gear drive |
|---|---|---|---|
| Main elements | Pulleys, belt | sprockets, chain | Gear |
| Slip | Slip may occur | No slip (Positive drive) | No slip (Positive drive) |
| Suitability | For large centre distance | For moderate centre distance | For short centre distance |
| Space requires | Large | Moderate | Less |
| Design | Simplest | Simple | Complicated |
| Failure | Failure of belts does not cause the further damage of machine | Failure of belts may not cause the further damage of machine | Failure of belts may cause the further damage of machine |
| Life | Less | Moderate | Long |
| Lubrication | Not required | Require | Require proper |
| Installation cost | Less | Moderate | More |
| Use | For low VR | For moderate VR | For high VR |
| Example | Use as a first drive in transmission | Bicycle, Automobile | Gear boxes, automobile |
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