Gleason-Pfauter P1501 Vertical Gear Hobbing Machine

Gleason-Pfauter P1501 CNC Gear Hobbing Machine

Machine Overview

Gleason-Pfauter P1501 Gear Hobbing Machine is a heavy-duty vertical gear hobbing machine designed for manufacturing large spur gears, helical gears, splines, sprockets, worm gears, and similar cylindrical gear components. The P1501 is widely used in wind power, mining, marine, steel, power generation, heavy equipment, and industrial gearbox manufacturing, offering high rigidity, infinitely variable hob speeds, and excellent machining accuracy. The specifications below have been verified against multiple independent machine dealers and Gleason technical references.

Technical Specifications

Specification Metric Imperial Description
Machine Type Vertical Gear Hobbing Machine Vertical Gear Hobbing Machine Universal heavy-duty gear hobbing machine.
Maximum Workpiece Diameter 1,500 mm 59.06 in Maximum gear outside diameter.
Maximum Gear Width 600 mm 23.62 in Maximum face width.
Module Range Module 1 – 16 Approx. 25.4 – 1.59 DP Maximum cutting capacity.
Minimum Number of Teeth 9 9 Minimum gear teeth.
Table Diameter 1,200 mm 47.24 in Worktable diameter.
Table Bore Diameter 300 mm 11.81 in Through-hole in worktable.
Maximum Axial Hob Slide Travel 600 mm 23.62 in Axial hob movement.
Maximum Hob Diameter 255 mm 10.04 in Maximum hob cutter diameter.
Maximum Hob Length 280 mm 11.02 in Maximum usable hob length.
Hob Arbor Diameter 38 mm 1.50 in Standard hob arbor size.
Hob Speed Range 30 – 180 RPM 30 – 180 RPM Infinitely variable spindle speed.
Hob Head Swivel ±45° ±45° Universal hob head positioning.
Main Drive Power 38 kW 51 HP Total installed drive power.
Total Connected Load 38 kVA 38 kVA Electrical power requirement.
Machine Weight 20,500 kg 45,194 lbs Approximate machine weight.
Machine Dimensions (L × W × H) 7,500 × 3,500 × 4,700 mm 295 × 138 × 185 in Approximate installation dimensions.
Machining Capability
  • External Spur Gears
  • Helical Gears
  • Splines
  • Sprockets
  • Worm Gears
  • Chain Wheels
  • Industrial Gear Components
Standard Equipment
  • Universal Vertical Hob Head
  • Infinitely Variable Hob Speed
  • Power Swiveling Hob Head
  • Tangential Feed System
  • Axial Feed System
  • Differential Gear Train
  • Automatic Feed System
  • Worktable Brake System
  • Hydraulic Tailstock
  • Outboard Support Column
  • Coolant System
  • Chip Conveyor (machine dependent)
  • Complete Change Gear Set
  • Hob Arbors
Machine Features
  • Heavy-duty construction designed for machining gears up to 1.5 meters in diameter.
  • Suitable for spur, helical, spline, sprocket and worm gear production.
  • Infinitely variable hob spindle speed ensures optimum cutting conditions.
  • Universal swiveling hob head allows machining of a wide range of gear geometries.
  • High-rigidity worktable with large 1,200 mm diameter and 300 mm through bore.
  • Hydraulic tailstock provides excellent support for long workpieces.
  • Designed for continuous production in gearbox, mining, marine, wind energy and heavy machinery industries.
  • Legendary Pfauter mechanical design known for long service life and high cutting accuracy.

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