PHF Series High-Rigidity Planetary Gearheads

Featured Product from DieQua Corporation

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Design engineers pushing automation machinery to lower cycle times often face positioning accuracy bottlenecks caused by torsional windup and extended settling times.

The PHF Series Planetary Gearhead is engineered specifically to eliminate mechanical compliance and absorb dynamic torque spikes in high-dynamic motion profiles.

Key Design & Performance Features:

  • Straddle-Bearing Planet Carrier: Built with a one-piece planet carrier supported on both ends by full needle bearings, virtually eliminating gear deflection under peak loads.

  • ISO 9409-1 Robotic Flange: Direct flange output interface minimizes output shaft length, maximizing torsional stiffness across a wide pitch circle diameter.

  • Helical Gearing: Optimized tooth contact overlap ensures smooth engagement, crisp deceleration, and low operational noise (down to 56 dBA).

  • High Torsional Rigidity: Ratings from 500 to 1,000 Nm/arcmin prevent end-of-arm micro-vibrations, allowing PLC settling delays to be safely reduced or eliminated.

  • Precision Performance: Backlash options down to <1 arcmin (single-stage) or <3 arcmin (double-stage), with peak emergency stop torque up to 3.0x nominal torque.

  • Robust Protection: IP65-sealed construction pre-filled with synthetic lubricant for long-term reliability.

Upgrade your high-speed positioning systems and achieve shorter cycle times with the DieQua PHF Series.