The PMK Direct Drive Rotary Table represents the pinnacle of motion control technology, utilizing a high-torque torque motor directly coupled to the rotating platter. By eliminating traditional mechanical drive components like worm gears or belts, this system achieves absolute zero backlash and exceptional angular velocity. Designed for high-speed machining and ultra-precise indexing, the direct drive architecture provides superior dynamic response and stiffness. This makes it an ideal solution for complex 4th and 5th axis operations where surface finish and throughput are critical. The integrated high-resolution encoder ensures micro-degree positioning accuracy, while the robust bearing system handles significant axial and radial loads without compromising performance.

Key benefits

• Built-in torque motor.
• High-speed rotation capabilities significantly reducing cycle times.
• Excellent dynamic response for simultaneous multi-axis machining.
• Low maintenance due to the absence of wearable mechanical transmission parts.
• No Worm Wheel & Worm Shaft or Gearbox.

Applications

• High-speed 5-axis milling of turbine blades and impellers.
• Precision grinding and EDM processes requiring continuous rotary motion.
• Rapid-indexing for high-volume automotive component production.
• Electronics and semiconductor manufacturing requiring clean, high-precision motion.

Technical highlights

• Integrated high-torque water-cooled torque motor (optional cooling for high duty cycles).
• High-resolution absolute or incremental optical encoders.
• Rigid high-capacity roller bearings for maximum load support.
• Powerful clamping system (pneumatic or hydraulic) as standard for high braking torque.
• Compact footprint suitable for integration into various machine tool platforms.