Okamoto Acc-12-24 Dxncp Cnc, Fanuc 21Imb Cnc, 2007 Cnc Surface Grinders


Last availability: July 15, 2022

Listing description

12" x 24" okamoto "high-precision" cnc profile surface grinder
with “fanuc 21i-mb” cnc control

table capacity:
nominal grinding capacity ....................... 12" x 24"
maximum height under 12" wheel ...................... 13.6"

longitudinal feed (x axis):
table speed, infinitely variable ........... 3' to 82' fpm
max. longitudinal table movement, manual ............ 26.0"
feed per handwheel revolution ....................... 1.85"

crossfeed (z axis):
max. saddle travel ................................... 9.0"
intermittent traverse feed .......... 0.002" to 0.40" ipm
grinding feed .......................... 0.001" to 40" ipm
rapid feed ....................................... 40" ipm
jog feed .................................... 0 to 40" ipm
manual pulse generator ............ 0.00001", .0001", .001"

vertical feed (y axis):
grinding feed .......................... 0.001" to 40" ipm
intermittent down feed .. ............ 0.00001" to 0.004"
rapid feed ....................................... 40" ipm
jog feed .................................... 0 to 40" ipm
manual pulse generator ............ 0.00001", .0001", .001"

grinding wheel:
spindle motor ......................... 5.5 kw - 7.375 h.p.
wheel size ......................... 12"dia. x 1.5"w x 5"b
speed ................................. 1,000 to 3,600 rpm

approx. dims. for operation ........... 135" x 77"d x 95"h
approx. machine weight ........................ 6,000 lbs.

equipped with:
asahi rdu-wl diamond rotary dresser
oil temperature regulator unit
coolant system with magnetic separator
machine tool enclosure
machine is presently wired for 3/60/220 volts

machine features:
cnc unit (fanuc 21i-mb)
controlled axis 2 axis (2 sim.)
minimum increment y - axis (vertical) 0.00001”
minimum increment z - axis (saddle) 0.00001”
max. programmable digits ±8 digits
grind feed rate override 0 - 150%
rapid feed rate override 0, 25, 50, 100 %
manual pulse feed increments 0.00001, 0.0001, 0.001”
preparatory functions m - codes (2-digits)
automatic acceleration/deceleration
manual continuous feed
interpolation (linear / circular)
dwell time
machine lock
skip function
stored pitch error compensation
dry run
single block
self-diagnosis function
coordinate system setting
pocket calculator type decimal point programming
custom macro b (option)
inch / metric conversion
cutter compensation c
input / output interface rs232c
part program storage length (total 262.5 ft)
no. of registered programs: 63 programs
external message

This equipment is located in US


Please note that this description may have been translated automatically.

Last availability: July 15, 2022

Listing information

Manufacturer Okamoto
Model ACC-12-24
Year 2007
Country USA USA
Condition Good
Main category Metalworking Machinery
Subcategory Grinding Machine
ID P20422149

Last availability: July 15, 2022

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About the seller

Client type Machinery dealer
On Kitmondo since 2011
Number of listings 136
Country USA USA
Employees 1 - 10
Established 1971
Last activity July 26, 2022
Contact Click here