UMS MACHINERY SPECIFICATION LIBRARY

Fellows 20-4 Specifications

Historical specifications from exact UMS machinery records.

Historical Specification Information: Specifications may vary by year, control, configuration, and optional equipment.

Choose the model year below

Gear Machinery

Historical UMS record #13822

SPECIFICATIONS

Maximun Pitch Diameter, External & Internal20"

Maximun Diametrical Pitch, Spur4

Maximun Diametrical Pitch, Helical5

Maximun Face Width4"

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

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

27" T-Slotted Face Plate W/ 4" 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

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