CINCINNATI-MILACRON/HEALD 174 INTERNAL GRINDER, GAP-TYPE, 20" MAX HOLE, 42" SWING, 4500 RPM SPINDLE

Technical Description

THIS CINCINNATI-MILACRON/HEALD MODEL 174 ADJUSTABLE GAP-TYPE “PLAIN” INTERNAL GRINDER IS EQUIPPED WITH A 4500 RPM HEALD “RED HEAD” GRINDING WHEEL SPINDLE, A HYDRAULICALLY OPERATED WHEEL GUARD, A 42-INCH FACE PLATE, A TABLE-MOUNTED GRINDING WHEEL DRESSER, A BARNES COOLANT FILTRATION SYSTEM, AND AN AUTOMATIC LUBRICATION SYSTEM. CATALOG SPECIFICATIONS INCLUDE A MAXIMUM HOLE GROUND DIAMETER OF 20 INCHES AND A SWING INSIDE THE COOLANT SPLASH GUARD OF 42 INCHES. THE MACHINE FEATURES A MAXIMUM TABLE STROKE OF 22 INCHES AND A GRINDING STROKE RANGING FROM A MINIMUM OF 5/8 INCHES TO A MAXIMUM OF 13 INCHES. THE STANDARD GAP ADJUSTMENT RANGES FROM 11.5 INCHES TO 20 INCHES. THE WORKHEAD SPINDLE, WITH A 1.68-INCH THROUGH-HOLE AND A 12-INCH FLANGE, OPERATES AT SPEEDS FROM 41 TO 123 RPM, WHILE GRINDING TABLE SPEEDS ARE INFINITELY VARIABLE FROM 0 TO 18 FPM. MOTOR POWER IS DELIVERED BY A 7.5 HP/7500 RPM WHEELHEAD SPINDLE MOTOR AND A 5 HP/1150 RPM WORKHEAD CHUCK MOTOR. THE ELECTRICAL SYSTEM IS 220-440/3/60. THE UNIT REQUIRES 139 INCHES BY 82 INCHES OF FLOOR SPACE AND HAS AN APPROXIMATE WEIGHT OF 17,000 LBS.