BARBER COLMAN 16-56

Statesville, North Carolina, United States
Images (2)
Overview
Type:
GEAR HOBBERS
Manufacturer:
BARBER COLMAN
Model:
16-56
Stock #:
388116
Status:
For Sale
Description

Barber Colman Model 16-56 Gear Hobber, 16" Diam., 56" Face, Differential, C Frame Style, for REBUILD

Specifications

MACHINE SPECIFICATIONS: * Max work diameter.....................................................16" * Max DP in steel.....................................................6 DP * Max hob length.........................................................5" * Max hob diameter.......................................................5" * Max travel of hob carriage............................................56" * Max swivel angle setting...............................45° Left or Right * Max distance work spindle face to tailstock center " * Max hob speed...............................................75 - 425 rpm * Max hob shift travel.................................................3.5" * Index worm gear diameter............................................12.7" * Number of teeth..................................................5 - 300 WORK SPINDLE: * Overall diameter...................................................7.125" * Bore diameter.....................................................4.1875" * Bolt circle diameter................................................6.25" * Bolt circle tapped holes.......................................½" 13 UNC MOTORS: * Main drive motor..................................................7.5 HP  * Hydraulic pump......................................................1 HP * Lubrication motor................................................1/20 HP * Rapid traverse motor................................................2 HP * Coolant pump motor..................................................½ HP * Overall size..............................................89" x 76" x 84" * Net weight.....................................................7,600 lbs STANDARD EQUIPMENT: * Differential * Rapid traverse * C frame * Double Thread Index Worm * Manual hob shift * Automatic lubrication * 1 set up of index gears change gears * Coolant tank * Push button controls * Operator manual and electrical prints * Electrics 220/440 volts, 3 phase, 60 cycles. **Machine To Be Mechanically Reconditioned MECHANICAL: Work To Be Done With Order * New lube meters, lines and pump/reservoir * New belts * New bevel gears if show to be worn or broken * Remanufactured lead screw and acme nut * Work spindle worm wheel inspected, readjusted and backlash adjusted * Work and arbor spindles run out checked and adjusted to factory tolerance * Tailstock center is adjusted and trammed for accuracy in the working range * Bad/Worn bearings replaced * Machine ways re-flaked to improve lubrication and decrease wear ELECTRICAL: * Main motor is both rewound and reconditioned * Ancillary motors are rewound and reconditioned * Motor starters and general wiring inspected, rehabbed or replaced * New coolant pump/motor * New push button for operator panel OPTIONAL EQUIPMENT: * New Main Motor w/Variable Speed Drive.............................$12,500  * New Dwell Counter..................................................$1,150  * New DRO for Radial Infeed..........................................$3,500 * New DIN Electrics Upgrade (Better).................................$2,500 * New NEMA Electrics Upgrade (BEST)..................................$5,500 * NEW Cutter Arbors.....................................................POR * Change Gears..........................................................POR