Description

STOCK# 28470
Model No. 20-4 FELLOWS Vertical Gear Shaping Machine
Serial No. 35211 (New in 1976)


Suitable for the cutting of internal and external spur gears,
and helical gears (w/proper guides), up to 20” (508mm)
maximum pitch diameter by 4"(102mm) face width

EQUIPMENT / FEATURES:
Standard straight spur guide
Two-speed 10 HP P.I.V. motor (900/1800 rpm)
(for stroking speeds 50 to 200 and 100 to 400 s.p.m.)
Infinitely variable stroking speeds
Variable speed drive arrangement
7.9” (200 mm) additional height riser, 20.46" from top of table
to cutter spindle
Hydraulic servo-controlled infinite depth feed w/rapid traverse for
work slide
Cutter positioning for stopping cutter at top of stroke
Dial for one, two, and/or 3-cut operation
Crowning feature via back off cam
T-slotted work sub-table
Cutter adaptor, assortment of change gears
Hydraulic power unit
Oil mist exhaust system
Self contained coolant system w/chip conveyor
Full complement of electrics (motors/controls)

PRINCIPAL SPECIFICATIONS:
Maximum pitch diameter (external) .................. 20"(508mm)
Maximum pitch diameter (internal) .................. 20"(508mm)
Maximum diametral pitch (spur) ..................... 4 DP(6-module)
Maximum diametral pitch (helical) .................. 5 DP(5-module)
Maximum face-width ................................. 4"(102mm)
Maximum helix angle (w/proper guide) ............... 45-degrees
Maximum diameter of part and/or fixture ............ 27"(686mm)
Diameter bore in work spindle ...................... 9.05"(230mm)
Depth of table bore ................................ 18.19"(462mm)
Maximum distance from centerline of
cutter spindle to centerline of table ............. 13.125"(333.38mm)
Maximum distance from centerline of cutter
spindle to rear machine column/casting ............ 8.15"(207mm)
Maximum distance from work spindle surface to
cutter spindle face in uppermost position ......... 20.46"(519.68mm)
Stroking speeds (two-ranges) ....................... 50-300/100-600 spms
Machine overall length ............................. 126"(3200mm)
Machine overall width .............................. 64"(2768mm)
Machine overall height (approx) .................... 124"(3145mm)
Machine net weight (approx.) ....................... 17,500 Lbs.(7,955 kG)

F.O.B. CHICAGO, ILLINOIS

Monthly Payments Starting At ..... $991.00

Contact Sales sales@mohawkmachinery.com or call 513-587-2399.

This machine carries a 30 day money back guarantee.
Buyer is responsible for shipping and handling, we will load on your truck free of charge.

All machines/equipment subject to prior sell.

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