Okamoto ACC-20-40DX

Okamoto ACC-20-40DX
Year Built – 1994

Capacity:
– Table Working Capacity…………20″W x 40″L
– Table Cap. Manual (Cross. x Long.)…………21.3″ x 45.5″
– Distance from Table Top to Underside of Grind Wheel (12″ Wheel)…………1.9″~21.5″
– Dimensions of Standard Chuck…………40″L x 20″W x 3.5″H
– Load Capacity…………1,540 Lbs.
– T Slots (No. x Width)…………3 x 0.7″

Table:
– Longitudinal Feed Rate (Average)…………1~82 fpm
– Hand Feed per Revolution…………1.85″
– Cross Manual Feed…………0.25″ Hand Feed/Revolution (0.001″ Graduation of Handwheel)
– Cross Automatic Feed – Intermittent…………0.02″ ~ 0.8″
– Cross Automatic Feed – Continous…………8 ~ 40 fpm

Wheelhead:
– Automatic Downfeed (Traverse & Plunge Cut)…………0.00005″ – 0.0015″ (10 Stages)
– Manual Downfeed – Micro Feed (.1X, 1X, 10X)…………0.00001″/0.0001″/0.001″
– Manual Downfeed – Hand Feed/Rev. (.1X, 1X, 10X)…………0.001″/0.01″/0.1″
– No. of Spark-Out Times…………0-5
– Vertical Rapid Feed…………16″ ipm

Grinding Wheel:
– Diameter x Width x Bore…………14″/12″ x 2.0″ x 5″
– Speed…………1500 RPM/1800 RPM

Motors:
– Grinding Wheel Spindle…………5 HP
– Hydraulic Oil Pump…………3 HP
– Vertical Rapid Feed & Downfeed…………0.5 HP (AC Servo)

Electrics…………460V/3Ph/60Hz
Machine Dimensions – Approximate…………179″L x 100″W x 80″H
Machine Weight – Approximate…………10,580 Lbs.

EQUIPPED WITH:
Hydraulic Over the Wheel Dresser
40″ x 20″ Electro-Magnetic Chuck
Vertical Position Display
Heidenhain ND221 Head with LS 403 Scale for Saddle (cross) Position Display DRO
Rough Downfeed Selector Switch (10) Selectable Increments 0.00005″ – 0.0005″
Finish Grind Selector (Fine) 0.001″ or 0.002″ above final grind position
Fine Downfeed Selector Switch (Pre-Set Increment) (6) 0.00005″ – 0.0005″
Grind Cycle Switch
Fully Automatic: Surface, Bias, Plunge Grinding, Rough & Finish, Spark-Out, Table Park L-R
Coolant Filtration System with Paper Media Bed and Magnetic Drum Separator