14 x 60 x 30 DEGREE CINCINNATI 470 E.C. 2 AXIS STEP GRINDER

14 x 60 x30 DEGREECINCINNATI470 E.C. 2AXISSTEP GRINDER

S/N 3547L0282-0005New: 1982

STANDARD SPECIFICATIONS

Work Piece Capacity
Max. work piece diameter - new wheel.......... 14
Max. diameter (driver) swing over table....... 14.93
Max. work piece/grind length-actual......... 60

Wheel Head
Grinding wheel surface speed with 30
new wheel. ................................. 8500 FPM
Grinding wheel spindle speeds................. 902 RPM
Wheel head motor drive @ 1800 RPM............. 25 HP
Wheel head in feed resolution(on diameter)... .00002
Wheel head positioning rate -
(One diameter to next diameter)............... 4.8 IPM

Sliding Table
Table travel - 60 in size table............... 68
Table feed resolution......................... .0002
Table traverse rate-max..................... 99.99 IPM
- min......................10 IPM

Swivel Table
Length between standard head stock and
foot stock centers - 60 in. size table........61.00
Swivel degrees clockwise - 60 in. size table.. 8
Swivel degrees counter-clockwise-
60 in. size table............................. 2
Work piece diameter - 60 in. size table....... 3.38
Distance across table dovetail -
(Sharp corners)...............................9.50

Wheel Mount
Collet (wheel) hole sizes: 30 in. dia......... 20

Wheel Guard
Wheel guard (wheel width)ranges.............. 4.00

Hydro static Truing
470 x 0grinder -
Max. step in wheel (depth).................... 1.25
Min. step in wheel (width).................... 1.00
Max. swivel table truing angle................ 10
Truing traverse rate -max.(approx.)......... 15.00 IPM
min. (approx.).........1.50 IPM
Rapid traverse................................1.75 to 3.32
Between wheels - adjustable dog range......... 2.75 to 4.44
3.82 to 6.56
Diamond nib - chisel point angle..............60
- carat (maacle shape) size........33

Head stock
Head stock spindle speed range(nominal)...... 10 to 500 RPM
Motor speed...................................290 to 2448 RPM
Motor torque @ 3000 RPM....................... 63 lbs.-in.
Spindle nose (live spindle)type..............A1 - Size 6
Center Taper (60included angle)............. 14 Jarno
Max. work piece weight, chuck face plate held work -
combined weight of work and chuck with work extending 6.00
from spindle nose............................. 300 lbs.
Work piece diameter range......................25 to 2.50

Foot stock - Manual Lever/Spring or Hand Wheel Operation
Eccentric quill adjustment -
Either side of the true horizontal
center line-max.............................. .005
Spindle (Quill) offset - min -
Dial graduation=............................ .0005
Center height from floor level -
470 x 14.....................................45.50
Max. total work piece weight @max. lever spring
tension, spindle (quill)advanced.75........ 330 lbs.
Max. total work piece weight,hand wheel,spindle
(quill) advanced.75.........................1000 lbs.

Hydraulic Pump Tank
Capacity - normal operation level............. 25 gal.
- max. level.........................26.5 gal.
- min. level.........................19 gal.
CM oil specification -
Type..........................................P-45
Viscosity - S.U.S. @ 100F(38C).............95 to 115
Main pump @ 1800 RPM -
Operating pressures...........................275 PSI and 120 PSI
Max. flow @ 275 PSI(18,96 bar)............... 15 GPM
Motor drive horse power........................ 3 HP
Motor drive frame.............................182T
Behind-the-wheel truing Tandem pump @ 1800RPM -
Operating pressure............................500 PSI
Max. flow @500 PSI........................... 1.2 GPM
Motor drive horse power(tandem)............... 3 HP

Lubrication Pump Tank
Capacity - normal operation level............ 6.3 gal.
-max. level........................ 6.8 gal.
-min. level........................ 4.2 gal.
CM oil specification -
Type..........................................P-47
Viscosity - S.U.S. @ 100F(38C).............284 to 346
Pump @ 1800 RPM -
Operating pressure............................60 PSI
Max. flow @ 60 PSI(4,13bar)................. .4 GPM
Motor drive horse power........................ .25 HP
Motor drive frame............................. 56
Single oil filtration rating.................. 10 microns

Pneumatic System
Supply pressure............................... 60 to 80 PSI
Reduced pressure to head stock seal........... 3.5 PSI

ADDITIONAL FEATURES
Cincinnati E.C. controls, Acramatic 700 G.
Auto balancing grinding wheel spindle.
Wheel guard mounted hydraulic truing with auto diamond advance.
Free standing electrical panel.
External hydraulic unit.

Specifications are deemed accurate, however, subject to verification or prior sale.
All exchange units/returns must be shipped within 30 days. All exchange units/returns must be shipped using DDP terms - Grinders Clearing House, Inc. dba GCH Machinery, is not responsible for any customs formalities or shipping costs.

If Grinders Clearing House, Inc. dba GCH Machinery does not receive exchange/core unit back within 30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.