Used Barber Colman Bourne & Koch 4-Axis CNC Gear Hobber For Sale

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Barber Colman Bourne & Koch 4-Axis CNC Gear Hobber
Listing Reference:

Model 6-16, Series C-1 Machine
Suitable For The Hobbing Of Straight Spur &
Helical Gears, Pinions, Splines, And
Other Workpieces Of Similar Profile Up To 6"
(152.4Mm) Diameter, 16.5" (419Mm) Face-Width
Serial #54383267995 (Rebuilt With Retrofit 1995)

In 1995, The Machine Has Been Re-Manufactured And
Retrofitted With Cnc Controls With Gear Cutting
Software By The Bourn & Koch Machine Tool Company.
The Machine Provides Fully Automatic Cycles And
Operates Without Change Gears For Index,
Or Speed And Feed, Etc.

Equipped With:
Series "C-1" Machine Platform With Extended Bed,
Over-Arm, And 16.5" (419Mm) Axial-Slide Travel,
With Hardened And Ground Bed-Ways
Standard Swivel Hob-Head W/Anti-Friction Bearings
And Hob Servo Motor Along With Automatic
Fully Automatic Hobbing Cycles Via Num 1062H "Cnc"
Control W/Pendant Arm And Crt With Gear Hobbing
Software, Servo Motors And Koll Morgan Drive
Package For The Following Axes: Hob Spindle Rpm
(B-Axis), Work Spindle Rotation & Index (C-Axis),
Radial Feed (X-Axis), Axial Feed (Z-Axis)
Cnc Control Software Features Operator Conversational
Dialogue With Selection And Input Of The Following
Cycles And Data: Axial Hobbing With One Or Two-Cut
Cycle, With/Without Shifting, With/Without Radial
Approach, Climb Or Conventional Hobbing, Change Of
Hob Rpm, Feeds, Feed Direction And Approach For
Second Cut, Dwell Cycle For Radial Hobbing (Plunge
Feed For Worm-Gears)Axial Hobbing, Crowning And
Taper Hobbing, Skip-Feed, And Various Other
Triple-Thread Index Worm And Gear Set For Work-Head
With Anti-Friction Bearing Work-Spindle
Collet Chucking Assembly For Work-Spindle
Automatic Load/Un-Load Assembly With Part Locator
Tailstock With Lever-Operated Adjustable Flat-Center
Automatic Power Forced Lubrication To All
Working Elements
One (1) Hob Arbor
Full Complement Of Electrics, (Motors/Controls/
Switch-Gear Cabinet)
(Arranged For 460 Volt, 3-Phase, 60 Hz Operation)
Self Contained Coolant System

Maximum Diameter Work-Piece 6" (152.4Mm)
Maximum Diametral Pitch (Module) 16 Dp (1.6 Module)
Maximum Hob Diameter 3" (76Mm)
Maximum Length Of Hob 3" (76Mm)
Maximum Hob Swivel Range +/- 45-Degrees
Maximum Hob-Shift Travel 1.5" (38.1Mm)
Max. Distance Work-Spindle Face To
Tailstock Center 21.75" (552.45Mm)
Distance Work-Spindle Face To
Centerline Of Hob-Spindle, Max. 18.75" (476.25Mm)
Centerline Of Hob-Spindle, Min. 2.25" (57.15Mm)
Distance Centerline Of Work-Spindle To
Centerline Of Hob-Spindle, Max. 3.375" (85.725Mm)
Centerline Of Hob-Spindle, Min. 0.25" (6.35Mm)
Maximum Hob Slide Travel 16.5" (419Mm)
Hob Speeds, Range 133 To 533 Rpm
Feeds, Range, Inch Per Revolution .015 To .150 Ipr
Work-Spindle Overall Diameter 3.625" (92.075Mm)
Counter-Bore Diameter 1.75/1.7515"
Counter-Bore Diameter (44.45/44.4882Mm)
Bore Diameter For Shafts 12"
(304.8Mm)Length 1.5" (38.1Mm)
Bolt Circle Diameter 3" (76Mm)
Index Worm Gear Pitch Diameter 5.7" (144.7Mm)
Max./Min. Number Of Teeth Cut 300 To 4 Teeth
Main Drive Motor 2 Hp 1200 Rpm
Coolant Pump Motor .25 Hp 3600 Rpm
Lubrication Pump Motor 1/20 H 1800 Rpm
Machine Overall Length 71.5" (1803Mm)
Machine Overall Width 20.07" (510Mm)
Machine Overall Height 70" (1778Mm)
Machine Overall Weight (Approx.) 2,750Lbs(1,250 Kg)

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