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GEAR HOBBING MACHINERY (Hobbers), For Bevel, Helical, Spur & Worm Gears

Barber-Colman #16-56, 4.13" thru bore, assortment guards/covers, 6 DP, 59-246RPM, 2HP, '70

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General Specifications

Manufacturer: Barber-colman
Model: 16-56
Stock #: gh1656ax
Price: Request a Price

Dealer Information
Adams Machinery Co logo
Adams Machinery Co
6450 N Hamlin Ave
Lincolnwood, IL 60712

Contact: Sonneborn
Tel: 847-673-0556
Fax: 847-673-7636
Gold Level Dealer Since 1924

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Detailed Product Description

16-56 Barber Colman Horizontal Gear Hobber

S/N: 4288                  New: 1970

Cutting Of Spur/Helical Gears, Pinions, Splines, And Other Workpieces Of Similar Profile Up To 16" (400mm) Pitch Diameter, And 56" (1422mm) Face Width, With Extended Rear Over-Arm For Support Of Longer Shafts Which Might Be Fixtured And Inserted Behind And Through The Work-Spindle Bore.

Standard Hobslide W/Swivel Hob-Head ( 45 Degrees Swivel). Anti-Friction Bearing Hob-Head. Standard Overam-Support W/Adjustable Lever-Type Tailstock W/Center. Extended Over-Arm Support (Behind Work Spindle). With Secondary Adjustable Tailstock & Center. One (1) Hob Arbor (1.25" Diameter). Assortment Of Change Gears. Double Thread Index Worm. Manual Chucking Work-Head. Work-Head With Anti-Friction Bearings. Power Rapid Traverse For Hob Carriage. Complete Coolant System, Pump Tank & Piping. Full Complement Of Electrics (Motors/Controls). Assorted Guards/Covers.

Maximum Rated Diametral Pitch (Nominal)      6 DP (4.2 Module)
Maximum Rated Diameter Of Work      16" (400mm)
Maximum Hob Diameter      5" (127mm)
Maximum Hob-Slide Travel      56" (1422.4mm)
Maximum Work Slide Travel      8" (203.2mm)
Max. Work Spindle Centerline To Hob Spindle Centerline      8.75" (222mm)
Min. Work Spindle Centerline To Hob Spindle Centerline      .75" (19.05mm)
Work Spindle Face To Standard Tailstock-Center      84" (2134mm)
Addtl Center-Distance Provided By Over-Arm
Rear Support Extension      61" (1549mm)
Total Length Of Shaft-Type Work-Piece Accommodated      145" (3683mm)
Provided It Can Be Fed Through Work-Spindle Bore      
Work Spindle Thru-Bore Diameter      4.13" (105mm)
Hob Speed Range      59 To 246 RPM
Feed Ranges      .015 To .150 IPR
Main Drive Motor      5 HP / 1800 RPM
Rapid Traverse      2 HP
Coolant Pump      1/4 HP
Lubrication Pump      1/20 HP
Floor Space Required      172" x 62" (4369x1575mm)
Machine Overall Height      76" (1930mm)
Machine Net Weight (Approx.)      9,500 Lbs. (4,318 Kgs)