CNC Retrofitting & Remanufacturing

Gear Shapers, Gear Hobbers, Gear Testing Equipment, Gear Shavers, Gear Grinders, & More

Upgraded and completely rebuilt 4 axis Servo powered Fellows 10-2, 10-4, 20-4. Retrofit Customization can be ordered to meet your companies budget & specific needs.

Capacities U.S Metric

• Maximum Pitch Diameter (External) .................10" 254 mm

• Maximum Pitch Diameter (Internal)...................10" 254 mm

• Maximum Face Width, External/Internal............4" 102 mm

• Maximum Diametral Pitch, Spur.........................4 6 MOD

• Maximum Diametral Pitch, Helical......................5 5 MOD

• Maximum Face Width 10-2.................................2" 51 mm

• Maximum Face Width 10-4.................................4" 102 mm

• Maximum Helix Angle (Using 5" Cutter)...............45 deg. 45 deg.

• Maximum OD of Fixture.......................................19" 483 mm

• Bore Through Work Spindle................................5.875" 149.225 mm

• Cutter Spindle Diameter......................................3.543" 90 mm

• Distance Between Work Table and Cutter Head...13" 330 mm

• Height of Machine.................................................103" 2616 mm

• Length of Machine.................................................132" 3353 mm

• Width of Machine..................................................70" 1778 mm

• Net Weight of Machine (approx.)...........................12,000 lbs. 5443 kg

• 480 Vac 60 Amp

STANDARD EQUIPMENT & FEATURES

• FANUC Oi-MF Control

• FANUC Servo Main Drive Motor

• Hydro-static Cutter Spindle Bushing

• No change gears required for B & C Axis (FANUC Servo Motors) set up is fully programmable

• Z Axis FANUC Servo Ball Screw

• Attached Electrical Cabinet & Hydraulic Tank

• Air conditioned Electrical Cabinet

• Work Spindle Top Plate with T slots every 90 degrees

• Centralized Automatic Lubrication System

• Way Lube Pump

• Automatic Lube Filtering System

• Separate Pulse Lubrication System for Ways and Ball Screw

• Coolant Sump in base

• Removable chip basket

• Standard Straight Spur Guide

• Crowning and Taper feature via back off cam

• Cutter Positioning

• 3" riser.

• Full splash guard with automatic door lock

• Hydraulic clamping

• Hydro-static Cutter Spindle Bushing

• Inch & mm units of measurement

• Work light

• Tailstock prep for future Tailstock application

• Prepped for a conveyer system

• Cutter Spindle cooled by oil (not coolant)

CNC FUNCTIONS

• 50 - 1000 Strokes Per Minute

• Internal & External gear cutting

• B, C, & Z Load Positioning

• Gear, Gear with Laser, Slot, & Sector cutting modes

• Cutter Advance (Cutter Shift)

• Automatic Homing of all Axes simultaneously

• Auto Load Positioning for the Work Table & the Cutter Spindle

• Cutter Spindle Rapid Rotation

• Work Table Rapid Rotation

• User friendly set up screens

• One to four cut selection

• Each cut has individual parameters of depth of cut, infeed rate, stroking speed, rotational feed rate, and degree of work rotation

• Setups can be stored in nonvolatile memory using a setup number between 1-999

• Recut mode that skips roughing cuts and directs the machine to the final cut

• Manual Pulse Generator

• Work clamping sequence options of Clamp Up or Clamp Down

• Cycle & Shift counter

• Three Spindle Stroking stop positions for easy set up

• Normal & Service Operation modes

• Operator Lock Out Mode

OPTIONAL EQUIPMENT

• Tailstock

• Automatic chip conveyor

• Elevating mechanism for raising and lowering fixture up to 3.125" (79.38 mm) for recessed internal gears or automatic loading

• High speed worm

• Robot interface

• Magnetic filter

• Additional optional equipment is available upon request

FELLOWS 20-4

FELLOWS 10-4 CNC rebuilt

Fellows 10-4

Fellows 4GS w/ Tailstock