BELT DRIVEN
Converts rotary motion to linear motion by means of a timing belt connected between two pulleys.
The belt is normally steel-reinforced polyurethane belt.
The belt and pulleys are normally encased in an aluminum body with a load carrying carriage.
SCREW DRIVEN
Converts rotary motion to linear motion by means of a ball screw or acme screw.
A mounting carriage is attached to the screw nut.
Screw is normally encased in either an aluminium of steel housing.
Belt Versus Screw Modular Actuator Guidelines
| Belt | Screw | |
|---|---|---|
| Travel/Stroke | ||
| Load Capacity | ||
| Speed | ||
| Acceleration | ||
| Accuracy | ||
| Repeatability | ||
| Maintenance |
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