FELLOWS 70-15 - Gear Shaper

Specifications Print Specs
Model: 70-15
Year: 1973
Stock #: 23037
Highlights:
  • * Machine Main Base With Work-table, Upper Column,
  • Cutter Ram and Slide of "Super Robust" Construction
  • * Machine with "Saddle Backoff" Method of Cutter Relieving
  • * Cutter Spindle 6.25" diameter w/Standard Straight Spur Guide
  • * Cutter Positioning via Stroke Jog-Button
  • * Rapid Rotation of Work Spindle for Trueing Work-Piece
  • * Rapid Saddle Traverse for Traversing Saddle Relative to Work
  • * Automatic Depth Feed Mechanism for One to Four Cuts, With 4 Speed Motor
  • Providing Speed Change on Finishing Cut
  • * Assorted Work and Feed Change Gears
  • * Assorted Stroke Change Gears
  • * 2" Riser Plate
  • * Main Drive Motor 15HP, 650/220 rpm, 240 Volt 60Hz w/Westinghouse Rectifier
  • Unit for AC
  • * Power Forced Lubrication to Working Elements with "Lubriquip Lub Controller"
  • * Coolant Tank, Pump, and Piping, With Chip Pan
  • * Full Complement of Electrics
  • * Assorted Guards, Covers
  • * 84" T-Slotted Table
  • * Hydraulic System
  • * Work Lamp
  • * Work Platform
  • * Cutter Adaptor
  • * Manuals
Machine Specifications
Year
1973
Manufacturer
FELLOWS
Control Manufacturer
Conventional
Stroke
15.0"
Riser
2.0"
Diametral Pitch
2.0
Maximum Internal Gear Diameter
88.0"
Maximum External Gear Diameter
70.0"
Guide
Spur

FELLOWS 70-15 GEAR SHAPER - Model 70-15 Fellows heavy duty vertical gear shaping machine , suitable for the manufacture of external straight spur gears up to 70" pitch diameter, as well as internal spur gears and splines within a range of 0" to 88" pitch diameter, regardless of shaper-cutter radius. This unique feature, combined with the machines 15" face-width capacity and 1.7DP cutting capability in steel, provide a formidable platform for producing a wide range of larger geared part members.

    SPECIFICATIONS:

  • Max. Diameter External Gear Cut (Nominal): 70"
  • Max. Diameter Internal Gear Cut (Nominal): 88"
  • Max. Diameter Workpiece Accommodated: 104"
  • Worktable Diameter: 84"
  • Max. Permissible Weight of Workpiece & Fixture: 36,000 Lbs.
  • Max. Distance Workspindle Centerline to Centerline of Cutter Spindle: 35"
  • Min. Distance Workspindle Centerline to Centerline of Cutter Spindle: 0"
  • Max. Work & Fixture Clearance Height w/Cutter Spindle in Upper Position: 28"
  • Max. Diametral Pitch (full length teeth): 2 DP
  • Max. Diametral Pitch (stub teeth): .75 DP
  • Max. Diameter Pitch (30P.A. splines): 2-5/5 DP
  • Diameter of Cutter Spindle: 6.25"
  • Max. Stroke Length: 19.118"
  • Max. Face-Width (nominal): 15"
  • Stroking Speeds (infinitely variable): 5 to 122 S.P.M.
  • Max. Infeed of Cutter Ram: .0020 inch/min.
  • Min. Infeed of Cutter Ram: .0005 inch/min.
  • Max. Rotary Feed Per Stroke (per 1" of cutter diameter): .0068"/Min.
  • Min. Rotary Feed Per Stroke (per 1" of cutter diameter): .0006"/Min.
  • Approximate Machine Dimensions: 192"L x 144"W x 150"H
  • Approximate Machine Weight: 95,000 Lbs

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