1980 Fellows 20-5 — UMS record #13821
Gear Machinery
Historical UMS record #13821
Specifications
SPECIFICATIONS
Maximun Pitch Diameter, External & Internal20"
Maximun Diametrical Pitch, Spur4
Maximun Diametrical Pitch, Helical5
Maximun Face Width5"
Maximun Helix Angle45 Degree
Maximun O.D. Of Fixture27"
Spindle Stroking Speeds50 To 1300 RPM
Feed Per Stroke.001" To .040"
Number Of Cuts Per Cycle1, 2 or 3
Equipped With
Capacity For Cutting Internal Or External Spur or Helical Gears and
Many Involute Shapes.
Built-In Crowning Ability
Taper Ability
Variable Speed Infeed For Better Finish & Extended Tool Life
Cuts & Infeed Rates Are Set By Potentiameters
Infinitley Varible Depth Control
Digital Display For Setting Stroking Speeds For Rough & Finish Cuts
Automatic Cutter Positioning For Locating Cutter At Top Of Stroke
Work Positioning
Automatic Braking
1, 2, 3, Cut Cycles
Automatic Fixture Clamping
Variable Speed Stroking Through Multiple Speed Motor For Automatic Changing
Of Stroking Speeds In Finishing Cut
"A" & "B" Rotation Counters
Multi-Pass Timing Unit
Analog LED Table RPM
20" 6-Jaw Chuck W/*' Through Hole
20" Face Plate W/ 6" Through Hole
Chip Basket
Motor Drive: 10/5 HP. 2-Speed, 3PH/60Cyc./460 Volt AC Spindle Drive
Independent DC Rotary Drive For Feeds
5 HP. Hydraulic Motor