15.06.2012 Views

STC 800 Dynamic 5-axis machining center

STC 800 Dynamic 5-axis machining center

STC 800 Dynamic 5-axis machining center

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We only judge new technological<br />

solutions by the benefits they bring<br />

you as their user in practice, and<br />

this over the course of many years.<br />

Therefore, we do not rely solely on<br />

revolution but rather on well-targeted<br />

evolution when we develop<br />

new solutions.<br />

Construction principle<br />

- Thermo-symmetrical design<br />

- Elements of closed welded and cast design<br />

- Extremely stable and low vibration<br />

- Optimized using the FE method<br />

- Compact design for complete transport and low space requirement<br />

- Broadly supported rotary table carriage with Gantry drive<br />

- High running and positioning accuracy<br />

- Short positioning and start-up times thanks to high acceleration<br />

Table assembly<br />

- CNC rotary table as fourth simultaneous <strong>axis</strong><br />

- Pallet interface with clamping cones<br />

- Concentric, water-cooled direct drive<br />

- High driving torque<br />

- Hydrostatic B <strong>axis</strong> clamping<br />

- Fast rotating rotary table<br />

Evolution of technology<br />

Axis drives and guides<br />

- Highly dynamic drives with digital control and regulating system<br />

- High feed forces for heavy-duty cutting<br />

- Low-maintenance three-phase servo motors<br />

- Belt drive as pre-stage<br />

- Pretensioned, ground and backlash-free ball screws<br />

- Absolute optical measuring systems on all five axes<br />

- Drives and guides outside of the range of operation<br />

- Large dimensioned, stiff and precise linear guides with<br />

recirculating roller packs<br />

- Pretensioned guide carriages guarantee high <strong>machining</strong> quality<br />

and long-term accuracy<br />

A <strong>axis</strong> milling spindle<br />

- Simultaneously controlled fifth CNC <strong>axis</strong><br />

- Stable roller bearings on both sides<br />

- High positioning accuracy through a direct optical distance measuring system<br />

- Low-wear worm drive with steel-on-steel elements, coated<br />

- High driving torque<br />

- Hydraulic <strong>axis</strong> clamping and <strong>axis</strong> dampening<br />

- Even suitable for heavy-duty cutting

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