Palmary OCD 4240 CNC Cylindrical Grinder – Year 2018

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Palmary OCD 4240 CNC Cylindrical Grinder – Year 2018
Max. grinding length 300 mm
Grinding diameter 300 mm
Exter Yes
Type of CNC Fanuc 0I-TF
Max. height from spindle to table 210 mm
Max. wheel speed 1783 rpm
Spindle motor power 5.5 kW
Worked hours 1646 hours
Hours under power 3914 hours
It is possible to buy only the machine with no the robot

Power on time: 3 914 h only!
Grinding time: 1 646 h only!

Control: fanuc 0i-tf
Condition: used (ready for work)

Distance between the face of chuck and the face of counter spindle: 300 mm (special construction)
Distance between centers: 400 mm (without chuck)
Centre height (over the table): 210 mm (radius)
Max. External grinding diameter: ø300 mm
Max. External grinding diameter: ø400 mm (without tailstock)

Grinding spindle:
Grinding wheel dimension: ø405 x 50~75 mm
Wheel spindle motor: 5.5 kw
Grinding wheel max. Speed: 1783 obr/min

Workpiece spindle:
Workpiece chuck hainbuch spanntop mini size 52 installed in the machine
Workpiece spindle motor: 2,7 kw
Spindle speed: 10 ~ 300 obr/min
C-axis 0.001°
Rotation angle: -30° ~ +90° (manual)

Special construction:
Tailstock like an counter spindle with c-axis 0.001° (synchronized with workpiece spindle – optional)
Center taper: mt nr. 4
Stroke: 25 mm (with cnc position control)

– grinding sensor (marposs)
– balancing system (marposs)
– touch probe to check the length dimensions, and the other to check the cylindrical dimensions – in process (marposs)
– grinding steady rest (arobotech)
– power clamping cylinder for workpiece spindle – pneumatic
– cooling unit with filter system
– grinding mist extraction

– industrial robot fanuc, model m-10ia 10m (6-axis, payload-10kg, reach-1422mm, mass-130kg) with force sensor and schunk gripper.
– rotating robot table
– robot connected to the machine (ready for work)


Palmary Model OCD-4240 OCD-4260 OCD-42100 OCD-42150 OCD-42200
Swivel over table Ø420 mm
Distance between centers 400 mm 600 mm 1000 mm 1500 mm 2000 mm
Max. external grinding diameter Ø400 mm
Max. load of centers 150 kgs
Grinding wheel
O.D. x width x I.D. Ø405 x 50~75 x Ø127 (Ø152.4) mm
Linear velocity 45 M/s
Grinding wheel – X axis
Auto. rapid advance 10 m/min
Max. stroke 260 mm
Min. setting unit 0.001 (0.0001) mm
Table – Z axis
Auto. rapid advance 10 m/min
Max. stroke 665 mm 900 mm 1315 mm 1805 mm 2540 mm
Min. input increment 0.001 (0.0001) mm
Swivel angle 0° ~ 12° 0° ~ 10° -3° , +8° -3° , +8° -1° , +7°
Work spindle head
Swivel angle -30° ~ +90°
Center taper M.T. No. 4
Spindle speed (variable) 10~300 r.p.m.
Max. load of spindle (tool holder included) 35 kgs (max. length: 150 mm)
Center taper M.T. No. 4
Stroke 25 mm
Fine adjustment range ±0.03 mm
Wheel spindle 5.5 kW (6P)
Workhead spindle (AC Servo Motor) 1 kW 1.5 kW 2 kW
Wheelhead feed (AC Servo Motor) 1.2 kW
Table feed (AC Servo Motor) 1.8 kW
Hydro-static hydraulic pump 0.37 kW (4P)
Wheel spindle lubrication pump 0.37 kW (4P)
Coolant pump 0.18 kW (2P)
Ballscrew lubrication Auto lubricator (LUBE)
Internal grinding spindle (opt.) 0.75 kW (2P)
Total voltage 18 KVA 19 KVA
Wheel spindle lubrication tank 31 L
Lubrication tank 31 L
Hydraulic tank 31 L
Ballscrew lubrication tank 0.7 L
Coolant tank 120 L
Machine weight
New weight 3500 kgs 3800 kgs 4500 kgs 5000 kgs 6200 kgs

Why do Customers prefer made in Taiwan Palmary OCD 4240 CNC Cylindrical Grinder Machine?

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