OKAMOTO ACC-84ST – Precision Surface Grinding Machine

General information

• Brand: Okamoto
• Type: ACC-84ST (Precision Surface Grinding Machine)
• Year of manufacture: 1999
• Serial number: 88154
• Control: NC control (with option of manual operation by handwheels)
• Condition: used, fully functional

Workspace
• Max. sanding length: 805 mm
• Max. sanding width: 400 mm
• Max. sanding height: 522.5 mm
• Max. table load: 700 kg

Feed
• Hydraulic longitudinal feed: 0.3 – 25 m/min
• Manual longitudinal feed per revolution: 47 mm
• Hydraulic transverse feed (gradual): 0.5 – 20 mm
• Hydraulic transverse feed (continuous): 200 – 1000 mm/min
• Manual transverse feed per revolution: 5 mm
• Graduation line on handwheel: 0.02 mm

Vertical movement
• Automatic feed: 0.002 – 0.03 mm
• Automatic feed per transverse stroke reversal: 0.002 – 0.03 mm
• Manual feed per revolution: 0.5 mm
• Manual fine feed: 0.005 – 0.03 mm
• Graduation line on the handwheel: 0.002 mm
• Vertical rapid traverse: 400 mm/min

Grinding wheel
• Dimensions (Ø × width × bore): 355 × 38 × 127 mm
• Spindle speed: 1,500 rpm

Engines
• Grinding spindle drive: 3.7 kW
• Hydraulic pump: 1.5 kW
• Vertical rapid traverse: 0.4 kW

More data
• Space requirement (L × W × H): 3309 × 2234 × 2018 mm
• Net weight: approx. 3,200 kg
• Coolant system: incl. 130 l tank, pump, supply lines and fittings

The machine shows normal signs of use, but is fully operational.
In addition to NC control, manual operation via handwheels is also possible – making it flexible to use.