Model No. 463 GLEASON Hypoid Spiral Bevel
Gear Grinding Machine, New 1983, Serial No. 786403

Suitable for the grinding of spiral bevel, Zerol
bevel, and hypoid gears up to 34" (864mm) pitch
diameter at 3:1 ratio, 3" (76.2mm) face width
and 2 DP (12.5-Module).

EQUIPMENT / FEATURES:
Hydraulic work chucking mechanism
w/draw-in bar & nut
Later generation work-head brake assembly
Variable Spindle Speed Option
Standard end-dresser
Standard wheel spindle and standard taper nose
(can be configured from 6" to 18" wheel depending
on dresser ring)
Side dresser bracket w/dresser-arms,
(w/40-degree dresser-block)
Standard feed cam
One (1) generating cam
One (1) wheel mount
One (1) wheel guard
One single set-up of feed and index change gears,
for one workpiece only, as last ground on machine
Full complement of electrics (motors/controls)
Complete coolant plant, (pump tank & piping,
including swarf conveyor
Guards, covers

PRINCIPAL SPECIFICATIONS:
Maximum cone distance (30-degree spiral
angle w/12" diameter wheel)............ 15" (381mm)
Maximum pitch angle, 90-degree shaft... 70-degree, 34'
Minimum pitch angle, 90-degree shaft... 5-degree, 42'
Maximum pitch diameter: (90-degree shafts):
0-degree spiral angle, 1:1 ratio...... 15.5" (393.7mm)
0-degree spiral angle, 3:1 ratio...... 23" (584.2mm)
30-degree spiral angle, 1:1 ratio...... 21" (533.4mm)
30-degree spiral angle, 3:1 ratio...... 31.5" (800.1mm)
40-degree spiral angle, 1:1 ratio...... 22.5" (571.5mm)
40-degree spiral angle, 3:1 ratio...... 34" 863.6mm)
Coarsest diametral pitch (module)...... 2 DP (12.7-module)
Maximum face width..................... 3"(76.2mm)
Work spindle taper hole dia.(large end) 3-19/32"
Work spindle bore taper (per foot)..... 39/64"
Work spindle thru-hole diameter........ 3-7/8"
Standard grinding wheel outside dia.... 6"-8"(152-203mm)
Max. Workhead offset above/below center 4.5"(114.3mm)
Distance from machine center to
spindle nose........................... 3"-20.5" (76-500mm)
Feed rate (seconds per tooth).......... 1.9 to 11.8 seconds
Approximate floor space................ 135" x 81"
Approximate floor space................ (3429x20574mm)
Approx. machine net weight............. 23,000 lbs(10,455kG)

NOTE: This Machine Has Updated Electrics Utilizing
An Allen Bradley PLC Controller.