171 HEALD SIZEMATIC INTERNAL GRINDER
S/N 34619 Year: 1954
STANDARD CATALOG SPECIFICATIONS
Maximum swing, straight work, on center line dia... 13?3/4"
Maximum swing over table........................... 11?3/4"
Swing inside standard guard diameter............... 8"
Maximum length of hole............................. 3"
Maximum diameter of hole........................... 2"
Minimum diameter of hole........................... 1/8"
Maximum included angle (sizematic only)............ 60 degrees
Center of chuck spindle from floor................. 44"
Diameter of workhead spindle flange................ 6"
Table travel....................................... 12"
SPEEDS & FEEDS
Table speed ? rapid traverse...................... 35 FPM
Table speeds for grinding unlimited between....... 0 ? 20 FPM
Workhead speed ? two step sheave.................. 960 or 1360 RPM
One turn of cross feed hand wheel................. .060" on dia.
Maximum power cross feed.......................... .042" on dia.
Wheel wear compensation on diameter............... 0 ? .004"
DRIVE
Work head motor -
Std. Voltages................. 60 cycle a?c 1 HP?1800 RPM
Oil pump motor................ 60 cycle a?c 1?1/2 HP?1800 RPM
Wheel head motor.............. 60 cycle a?c 5 HP?3600 RPM
Coolant pump motor............ 60 cycle a?c 1/4 HP?1800 RPM
GENERAL DATA
Capacity of oil tank............................... 10 gallons
Capacity of coolant tank........................... 55 gallons
Net weight of machine (approx.).................... 5,400 lbs.
EQUIPMENT & FEATURES
Electric single point diamond dresser
All trip dogs
Facing Stop
Rough & finish timers
Specifications are deemed accurate, however, subject to verification or prior sale.
