Bourn & Koch 22-15 Variable Speed Gear Hobbers

BOURN & KOCH 22-15
Year 1998

Standard Hob Head with Anti-Friction Bearing Spindle, Anti-Friction Bearing
Work Spindle, Double-Thread Index Worm (Hardened and Ground), Bronze
Worm Gear, Built-In Differential Mechanism, Power Forced Lubrication to All
Working Elements, Automatic Hob Shift-Clamped During Working Cycle,
Hydraulic Tailstock - Automatic 2-Cut Cycle, Dwell Timer for Blind Cuts, (1)
Hob Arbor, Single Set-up of Speed / Index / Differential Change Gears,
Hydraulic Chucking Work Head with Work Spindle (Collet) Adaptor, Hydraulic
Power Unit, Coolant Pan, Pump and Piping.

Specifications
Max Rated Work Diameter 22"
Max Pitch in Steel 3.5 DP
Max Travel of Hob Slide 15"
Max Distance Work Spindle Face to Tail Center 27.25"
Max Distance Work Spindle Centerline to Hob Spindle 9.75"
Min Distance Work Spindle Centerline to Hob Spindle 1.75"
Work Spindle Bore (Standard) 4.18"
Index Worm Gear Pitch Diameter 17.9"
Max/Min Number of Teeth Cut 300/4
Max Hob Diameter (Standard) 6.25"
Max Swivel Angle (Helix) Setting R/L 50°
Max Hob Shift Travel 4"
Main Drive Horsepower 10 HP
Hydraulic Pump Horsepower 3 HP
Lubricating Pump Horsepower 1/4 HP
Coolant Pump Horsepower 1 HP
Approximate Machine Dimensions 114" x 81"
Approximate Machine Height 90"
Approximate Machine Weight 14,500 LBS