Gear HobbersPFAUTER P1251
Connecticut, United StatesOverview
Brand
Model
ID #
137976
Type
Condition
Used - Excellent
Year
1978
Location
Connecticut
United States
United States
Stock #
P1251-25-276
PFAUTER 1251. Serial number 25-277
This machine is like “brand new” The machine is a 9.5 on a scale of 1 to 10. This Pfauter is equipped with a high precision worm and wheel assembly. The Pfauter 1251 has the original paint. The machine has been in a temperature-controlled environment and only used for marine propulsion product line.
The machine is currently under power and is being used occasionally.
Convert Specs to Metric
Max Dia. Gear | 60" |
Max Diametral Pitch | 1.6 |
Horz/Vert | Vert |
Dimensions | 292"x170"x138" |
Weight | ~50,700lbs |
Spec Sheet
Pfauter Universal Gear Hobbing Machine (precision series)
Model: P-1251
New 1978
SERIAL #: 25-277
CLASS: USED
TYPE: GEAR HOBBERS
MANUFACTURES: PFAUTER
Specifications:
Maximum Workpiece Diameter w/center support.................................................. 49.25”, 1251mm
Maximum Workpiece Diameter wo/center support................................................ 60.00”, 1524mm
Maximum Axial Travel........................................................................................... 39.37”, 1000mm
Maximum DP / Module in Steel............................................................................. 1.6 DP, 15.87 MOD
Minimum # of teeth (single-start index drive)........................................................ 20 teeth
Center Distance Between Workpiece & Hob.......................................................... 2.36”, 60 mm min.
Center Distance Between Workpiece & Hob.......................................................... 31.5”, 800mm max.
Maximum Hob Diameter......................................................................................... 10”, 254 mm
Maximum Hob Length............................................................................................ 11”, 280mm
Maximum Hob Travel............................................................................................. 9.85”, 250mm
Diameter of hob arbors............................................................................................ 1”,1.25”,1.5”,2”
Taper for hob arbors................................................................................................ Morse # 5
Diameter of Work Table.......................................................................................... 47.24”, 1200mm
Table Weight Capacity............................................................................................ 11000Lbs,5,000 kg
Diameter of Work Table Bore................................................................................. 12”, 305mm
Work Arbor Diameter.............................................................................................. 2.5”, 63.5mm
Speeds & Feeds (infinitely variable):
- Hob Speeds........................................................................................................... 30 – 180 RPM
- Axial Feed.......................................................................... 0.020 - 0.240 IPR, 0.5 – 6.000 mm/pr
- Radial Feed........................................................................ 0.007 - 0.084 IPR, 0.170 – 2.000 mm/pr
Tangential Feed................................................................... 0.008 - 0.096 IPR, 0.200 – 2.500 mm/pr
Electrical:
Volts........................................................................................................................ 460 VAC
Phase....................................................................................................................... 3 phase
Frequency................................................................................................................ 60 Hz
Load of Machine (approx.)..................................................................................... 32 kVA
Dimensions (including space required to remove):
Length..................................................................................................................... 291.80”, 7412mm
Width....................................................................................................................... 169.80”, 4313mm
Height...................................................................................................................... 137.75”, 3500mm
Weight (approx.)....................................................................................................60,000lbs, 27,215.00kg
Equipped With:
Full Pendant Control
Automatic Hob Shifting
Two Cut Work-cycle
Index & Differential Change Gears
Universal Hob Head w/ Long Tangential Travel
Single IndexTangential Cutting
Coolant and Hydraulic Oil Coolers
Chip Conveyor
Tailstock and Hob Arbors
Operator Platform and Stairs
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