GLEASON 91

2,310 mm Gleason Model 91 Hypoid bevel Gear Generator.
Machine is in perfect working condition. Under Power with lots of accessories.

Specifications:
CAPACITY
Longest cone distance: 119 cm
Shortest inside cone distance at 0 degree spiral angle
(inside cone distance increases with spiral angle increase): 23 cm
Min. root angle: 5 degree
Max. root angle: 90 degree
Extreme ratio, shafts at 90 degree: any practical ratio
Coarsest pitch (Gleason system): 34 Mod.
Max. full depth: 7 cm
Widest face: 31 cm
Largest outside diameter at 90 degree root angle: 231 cm
Largest outside diameter at 45 degree root angle
(From 45 to 90 degree root angle, outside diameter capacity increases with root angle increase): 213 cm

GEAR WORKHEAD
Spindle nose to centerline of machine: 15-102 cm
Diameter spindle plate: 168 cm
Max. cutting plate diameter: 224 cm

PINION WORKHEAD
Spindle nose to centerline of machine: 38-140 cm
Diameter large end of taper bore in spindle: 25 cm
Taper in spindle bore: 1:16
Depth of taper in spindle bore: 6,4 cm

FEEDS AND SPEEDS
Feeds are adjustable to suit size, pitch and material.
Tool speed: 6-28 m/min

ELECTRICAL EQUIPMENT
Power supply: 3 phase, 60 or 50 cycle, alternating current
Main drive: 30 H.P., 500 to 1200 rpm adjustable speed DC motor (equipped with blower) and AC to DC motor-generator power unit
Tool arm adjusting motor: 100 in. lbs., 1200 rpm (1000 at 50 cycle), 15 minute duty, torque motor

ELECTRICAL EQUIPMENT
Coolant pump motor: 1 H.P., 1800 rpm (1500 at 50 cycle)
Main lubricating pump motor: 1-1/2 H.P., 1800 rpm (1500 at 50 cycle)
Chip conveyor motor: 1/4 H.P., 1800 rpm (1500 at 50 cycle)
Swinging base motor: 150 in. lbs., 1200 rpm (1000 at 50 cycle), 10 minute duty, torque motor
Hydraulic pump motor: 5 H.P., 1800 rpm (1500 at 50 cycle)

MISCELLANEOUS
Foundation: 509x541 cm
Machine: 452x490 cm
Machine (arranged with chip conveyor): 452x688 cm
Net weight: 58000 kg
Gross weight: 61800 kg