Mill: NICHOLS BIG TWIN MILL


NICHOLS "BIG TWIN" MILL

Stock Number: prm727

Serial No. B-112      Age: 1974


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SpecificationDescription
Working Surface of Table10" x 42"
Overall Size of Table16" x 48"
Spindle Nose Separation: Minimum4"
Spindle Nose Separation: Maximum24"
Height of Spindle Center Above Table: Minimum4.5"
Height of Spindle Center Above Table: Maximum16.5"
Maximum Longitudinal Offset of Heads12"
Maximum Cutting Stroke36"
Taper in SpindleNo. 50 NST
Spindle Hole Diameter1"
Spindle Speed Range (30)5 - 2360 RPM
Table Feed, Infinitely Variable.5 - 200 IPM
Table Rapid Traverse200 IPM
Saddle Traverse, Maximum10"
Saddle Traverse Rate.23 - 1.5 IPM
Saddle Rapid Traverse20 IPM
Vertical Travel of Knee, Motorized12"
Knee Travel Rate9 IPM
Approximate Weight11,000 lbs

Equipped With:
Compumotor 4000 Motion Controller. Motor Driven with (2) 10 HP, 1200 RPM, 3 Phase, 60 Cycle AC Spindle Drive Motors and Controls. 1.3 HP DC Table Feed. 1½ HP Knee Elevating Motors. 1 HP Saddle Feed Servo Drive Motors. Pendant Controls. Automatic Cycling with Saddle Feed and Retraction. Ball Screw Variable Feed Table Drive. Ball Screw Servo Drive for Saddle Traverse. Motorized Head Raise and Lower. Forward and Reversing of Spindles. Table Jog. Micrometer Graduated Handwheels. Automatic Lubrication System. Bijur Spraymist Coolant System. Spindle Extensions.


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Mill: NICHOLS BIG TWIN MILL
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