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MACHINE INFORMATION AND SPECIFICATION

  • Manufacturer:
  • Heald
  • Model:
  • Heald 171
  • Condition:
  • Used
  • YOM:
  • NA
  • Control:
  • NA
  • Price:
  • POA
  • Country:
  • United States of America United States of America

DESCRIPTION

171 HEALD SIZEMATIC INTERNAL GRINDER

S/N 171?SG?6206-10

STANDARD CATALOG SPECIFICATIONS

Maximum swing, straight work on centerline......... 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).............. 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, approximate................. 5,400 lbs.

EQUIPMENT & FEATURES

Red Head Spindle 20,000 RPM

Electric single point diamond dresser

All trip dogs

Facing stop

Rough & finish timers

Sizematic feed Box

Complete with electrics and controls

Facing slide with facing feed box

NOTE: What makes this machine unique is that the design allowsthe I.D. grinding of bores and faces on the inside of bores.

Specifications are deemed accurate, however, subject to verification or prior sale.

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