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Surplus Record


GEAR HOBBING MACHINERY (Hobbers), For Bevel, Helical, Spur & Worm Gears
Barber-Colman #15-16, Crowning, 15 HP, 7" Double Cut-Hob Shift, 1979, #5629
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EQUIPPED WITH:

Hardened & Ground Ways
Anti-Friction Bearings Throughout
Metered, Continuous, Automatic Lubrication Constantly monitored
Patented Automatic Hob Shifter
Swing Away Operator Control Station
Hob Shift
Axial Dwell
Auto Carousel Loader Available
Power Tailstock
Double Cut Cycle
Axial Approach Cycle

SPECIFICATION:
Maximum Work O.D. ................................... 16"
Maximum Face Width .................................. 15"
Maximum Coarseness .................................. 3 DP
Maximum Helix Angle ................................. 45 Deg. L or R Hand
Number of Teeth (Minimum) ........................... 8
Number of Teeth (Maximum) ........................... 600
Maximum Hob Diameter ................................ 7.5"
Maximum Hob Length .................................. 8"
Maximum Hob Slide Travel (Shift) .................... 6"
Main Drive........................................... 15 HP, 1800 RPM
Hydraulic Pump....................................... 3 HP, 1200 RPM
Rapid Traverse....................................... 3 HP, 1800 RPM
Axial Feed Permanent Magnet.......................... 1 HP, 1800-36 RPM
Lubricating Pump..................................... 1/4 HP, 1800 RPM
Coolant Pump......................................... 1 HP, 1800 RPM
Distance: Workspindle Face to Tail Center
Minimum.................................. 10.375"
Maximum.................................. 30.25"
Distance: Workspindle Face to C.L. of Hob Spindle
(Dependent upon Center Distance and Helix Angle)
Minimum.................................. 5.25"
Maximum.................................. 23"
Distance: C.L. of Wirkspindle to C.L. of Hob Spindle
Minimum.................................. 1.5"
Maximum.................................. 11.75"
Overall Diameter..................................... 16"
Counterbore Diameter.................................8.0010/8.0015"
Bore Diameter for 9.5" of Length..................... 16"
Index Worm Gear P.D.................................. 17.2"