Application example Tool Changer
Requirements
In the tool changer of the machining centre a rotary joint is used to feed the various tools to the machining head. A high degree of precision is required in order to be able to grip the tools securely at all times.
Solution
Franke bearing assembly with gearing in the diameter range 630 to 1092 mm.
Bearing solution used
Bearing assembly type LVD (customized)
Advantages
Due to the large center clearance of the Franke bearing assemblies, the complete drive system can be moved inwards. A labyrinth seal and a lip seal protect the raceways from chips and coolant. The tool holders are mounted directly on the outer ring. The selected preload ensures high accuracy and a uniform rotational resistance for smooth running and precision.
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