2EF‑73 CINCINNATI HEALD MULTIPURPOSE INTERNAL GRINDER

2EF‑73 CINCINNATIHEALD MULTIPURPOSE INTERNAL GRINDER

S/N 48219 Year:1980

STANDARD CATALOG SPECIFICATIONS
Maximum work head straight(spec. guard req'd)..... 23 1/2
Maximum inside standard chuck guard................ 20
Maximum work head swiveled 90 degrees.............. 13
Table travel, total................................ 20
Grinding traverse stroke........................... 3/16‑16
Work head cross slide travel....................... 17 1/2
Wheel head cross slide travel...................... 1 1/2
Wheel head mounting, 3 positions, (total adj.)..... 7 1/2

DRIVE
Wheel head motor......................... 5 HP, 3600 RPM
Work head motor, DC...................... 1 1/2 HP, 3450 RPM
Hydraulic pump motor.....................1 1/2 HP, 1200 RPM

SPEEDS FEEDS
Table speed........................................ 0‑ 25 FPM
Work head speed, reversible, infinite variable..... 0‑500 RPM
Table rapid traverse............................... 25 FPM
Wheel side feed, per turn of hand wheel............ .020 on dia.
Wheel side feed increments......................... .00005 direct
Work slide feed, per turn of hand wheel............ .100

EQUIPMENT FEATURES
Heald Red Head grinding spindle.
Automatic single point dresser.
Cross sliding work head.
Manual and power table.
0 ‑ 90 degree sine bar.
Coolant tank and pump.
Facing and stop.
460 V 3 Phase 60 cycle.

QUALITY FEATURES AVAILABLE WITH THE 2EF‑73
PRIVATE All integrated circuit logic units are plug in type for easier maintenance.tc� \l 1 All integrated circuit logic unitsare plug in type for easier maintenance.
PRIVATE Digital readout of feed slide position tells the operator where he is instantly.tc� \l 1 Digital readout of feed slideposition tells the operator \where he is\ instantly.
PRIVATE Compact circuit board assembly including test panel for quick check of individual boards.tc� \l 1 Compact circuit board assemblyincluding test panel for quick check of individual boards.
PRIVATE Responsive hydro staticwheel slide, ball screw drive for precise positioning and repeat ability.tc� \l 1 Responsive hydrostatic wheelslide, ball screw drive for precise positioning and repeatability.
PRIVATE Push button controls for feed, dress interrupt, cycle resetetc., cuts down on setup and machining time.tc� \l 1 Push button controls for feed,dress interrupt, cycle reset etc., cuts down on setup and machining time.

G.C.H. carries many Heald Internal Grinders in stock, as well as replacement parts. Please let your salesperson know, if for some reason, this machine does not fit your requirements.

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