• BARBER COLMAN 16-16 Horizontal Gear Hobber – Year 1971

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    Description

    BARBER COLMAN 16-16 Gear Hobber – Year 1971
    Suitable for the cutting of Spur/Helical Gears, Pinions, Splines
    and other workpieces of similar profile up to 16″ (400mm) pitch diameter,and 16″ (400mm) face width.

    EQUIPMENT / FEATURES:
    Standard hobslide (+/- 45 degrees swivel)
    Anti-friction hob & work spindle bearings
    One (1) hob arbor
    Single set-up of change gears
    Double thread index worm
    Pneumatic work chucking
    Pneumatic tailstock w/center
    Special tapered wedge inserted under main column
    enabling a “fixed” taper to be generated on gears/splines
    (can be removed for conversion back to standard)
    Power rapid traverse for hob carriage
    Power forced lubrication system ( TRABON )
    Complete coolant system, pump tank & piping
    Full complement of electrics (motors/controls)
    (presently arranged for 460 volt, 60 Hz operaton)
    Assorted guards/covers

    PRINCIPAL SPECIFICATIONS:
    Maximum rated diameteral pitch (nominal) 6 DP (4.2 module)
    Maximum rated diameter of work 16″ (406mm)
    Maximum hob diameter 5″ (27mm)
    Maximum hob-slide travel 16″ (406mm)
    Maximum work slide travel 8″ (203.2mm)
    Maximum distance, work spindle centerline to
    hob spindle centerline 8.75”(222mm)
    Minimum distance, work spindle centerline to
    Hob spindle centerline .75” (19.05mm)
    Maximum distance work spindle face
    to tailstock-center 44″ (1117mm)
    Work spindle thru-bore diameter 4.13″ (105mm)
    Hob speed range 59 to 425 rpm
    Feed ranges .015 to .150 i.p.r.
    Main drive motor 5 HP/1800 rpm
    Rapid traverse 2 HP
    Coolant pump 1/4 HP
    Lubrication pump 1/20 HP
    Floor space required 90”x 82″ (2267x2082mm)
    Machine overall height 84” (2134mm)
    Machine net weight (approx) 7,600 lbs. (3628 kGs)

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