HELIX 400

HÖFLER Cylindrical Gear Grinding Machine

Compact, flexible machine with well-engineering mechanical system

The HELIX 400 cylindrical gear grinding machine is a compact, flexible profile grinding machine for workpiece diameters of up to 400 mm. Its well-engineered mechanical system makes it a reliable partner for precision manufacturing. The innovative control and software functions are also ideal for manufacturing special profile and tooth trace modifications for special series.

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Intelligent machine design

  • Compact, thermally stable polymer concrete machine bed with fitted inherently rigid swiveling unit
  • Space-saving, compact machine unit for installation even in fluctuating ambient conditions
  • Retooling work is quick thanks to the freely accessible working chamber
  • Simply designed for quick machine operator training in all mechanical functions

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Maximum flexibility with grinding spindle sizes SK and KK

  • A universal range of applications and a large range of grinding wheel diameters without changing spindles
  • Spindles with shift-axis permit non-dressable grinding wheels
  • Small 7kW grinding spindle for grinding wheels from 20 mm up to 300 mm in diameter for the SK models / small 7kW grinding spindles for grinding wheels from 40 mm up to 300 mm in diameter for the KK models 
  • Ideal for contract gear manufacturers

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Advanced grinding head with AC servo grinding wheel drive motor

  • Minimal dressing cycles for use of large grinding wheels up to 400 mm in diameter
  • Reduced grinding wheel costs and lower risk of grinding burn while also providing high chip removal rates
  • Fast, precise, reproducible grinding wheel profiling thanks to low-wear dressing rolls
  • Universal dressing rolls for just about any grinding wheel profile

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Precise machine table control via torque motor drive

  • Precise synchronism and fast positioning movements, as well as highly accurate positioning
  • Automatic inertia compensation for every workpiece type change
  • Shorter part times and reproducible measuring results during final gear testing
  • Wear-free torque motor for high degree of investment safety

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Integrated inspection system for maximum quality control (optional)

  • Grinding adaptation to the hardening distortion of the workpiece to be ground even before the grinding process begins
  • Reliable evaluation of the grinding result as per DIN 3962 or other standards
  • Profile, lead and pitch inspection for quality control
  • Automatic corrections during the grinding process
  • Short retooling and setup times from the elimination of path times or wait times

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Reduced auxiliary times thanks to multi-wheel technology (KK-/SK-variants)

  • Efficient grinding process for different gear geometries thanks to a second grinding wheel
  • Longer service life of the diamond dressing rolls thanks to fewer profiling posses
  • Robust and efficient grinding spindles
  • Improved surface accuracy thanks to a finer grinding wheel for finishing

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HÖFLER Cylindrical Gear Grinding Machine HELIX 400

Low investment costs and efficient production process

  • High machine quality with low acquisition costs
  • Short traversing paths for dressing and during the grinding process
  • Short downtimes and retooling times
  • Fast machine movements
  • High stock removal rates
  • Hydraulic workpiece clamping (optional)