Page 15 of catalogue Linear motion of SKF Linearsysteme GmbH

Guiding systems
Figure 1 Figure 2

2

Figure 3

Figure 4

Linear ball bearings (➔ figure 1), cam roller guides (Speedi-Roll) (➔ figure 2), Profile rail guides (➔ figure 3), precision

rail guides (➔ figure 4): limited stroke, very high precision and performance capabilities.

Operating precision (➔ Table 1) Comparison of the different positioning components and systems.

Table 1 Operating precision (μm) Guiding systems Driving systems Actuation systems Positioning systems

Roller Screws

1 – 10
Linear Ball bearings

Profile rail guides

100 – 1000

Electro-mechanical actuators

10 – 100

Cam roller guides

Standard drives or linear Motors with all guiding systems

0.1 – 1

Precision rail guides

Standard slides

Ball screws

Linear motors

© SKF 2005

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