Adams Machinery Co
6450 N Hamlin Ave
Lincolnwood
IL
60712-4042
Tel: 847-673-0556
Fax: 847-673-7636
adams@adamsmachinery.com www.adamsmachinery.com
No. 271, Heald, Sizematic, 18" Swg, 25K Red Head, Rough & Finish Cycle Times, Auto Drsr, 1976
[1072]
HEALD 271 SIZEMATIC CHUCKING TYPE INTERNAL GRINDING MACHINE
Serial No. 46538 Age: 1976
Swing over Table 18"
Swing inside Chuck Guard 12"
Maximum Length of Hole 5"
Maximum Diameter of Hole 5.5"
Minimum Diameter of Hole 1/8"
Maximum Work Head Swivel 60°
Table Travel 16"
Diameter Workhead Spindle Flange 9-5/8"
Table Speed (Rapid Traverse) 35 FPM
Spindle Speeds (Variable) 0-20 FPM
Workhead Speeds 133, 200, 266, 400 RPM
Maximum Power Cross Feed .042" on Diameter
Approximate Weight 8400 lbs
Equipped With:
5 HP, 3 Phase, 60 Cycle 460 Volt Grinding Head Motor. 2 HP Hydraulic Motor. 1.5/1.0/.75/.50 HP 4-Spe
d Workhead Motor. Complete Electrical Controls. 25,000 RPM Redhead Grinding Spindle. Size-Matic Gaug
ng By Which Wheel Is Trued To Predetermined Point And Then Advanced To Bring The Work To Desired Hol
Size. Compensation For Wheel Wear Is Automatic. Throttle Lever Regulated Table Speed. Hydraulically
Operated Feedbox For Constant And Impulse Type Feds. Adjustable Dogs For Grinding And Dressing Strok
s. Push Button Control Of Rough And Finish Feeds. Feed Compensation. Single And Double Back Off Cycl
s. Automatic Dressing, Plunge And Reciprocating Cycles. Automatic Base Mounted Truing Attachment. He
ld Sliding Jaw Chuck With Pneumatic Cylinder and Controls. Wheel Guards. Rough & Finish Cycle Timers
For information on a specific piece of equipment, please contact the selling dealer directly.
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