PMK High-Frequency HSK-50 Hob Spindles are precision-engineered motorized units specifically designed for high-speed gear hobbing and specialized milling applications. Featuring an integrated HSK-F50 tool interface, these spindles deliver exceptional clamping force and radial accuracy, essential for maintaining tight tolerances in complex gear profiles.

Equipped with advanced high-speed motors and precision-ground bearing sets, the HSK-50 series maintains stable torque delivery up to 15,000 RPM. The compact, high-rigidity housing is optimized for integration into compact machining centers and dedicated gear production platforms where vibration control and thermal stability are paramount.

Key benefits

• High-Speed Precision: Optimized for 15,000 RPM operation with ultra-low runout, ensuring superior surface quality in gear finishing.
• HSK-F50 Interface: Provides industry-standard repeatability and exceptional radial stiffness through dual-contact clamping technology.
• Dynamic Balance: Precision-balanced motorized rotor minimizes heat transfer and harmonic vibration during high-speed hobbing cycles.
• Advanced Thermal Management: Integrated cooling channels ensure dimensional stability, critical for maintaining pitch accuracy in gear manufacturing.
• Modular Design: Compact dimensions allow for seamless integration into both new production machines and retrofit upgrades.

Applications

• High-precision gear hobbing and micro-gear manufacturing for automotive and aerospace.
• High-speed milling and drilling in specialized multi-tasking machining centers.
• Production of precision transmission components and spline shafts.
• Specialized toolroom applications requiring rapid tool changes and high radial stiffness.
• Complex finishing operations for hardened materials and specialized alloys.