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ABA MR 1500 ES

Ref : 2281376-3-AW
Condition : Used
Manufacturer : ABA
Model : MR 1500 ES
Year(s) : 2004
Quantity : 1
Location : Seller or machines location:
EUROPE (Western and Northern)

ABA MR 1500 ES
Year of construction: 2004

Control: SINUMERIK 840 D
Grinding area:
Round table diameter 1,500 mm
Distance between table surface and center of grinding spindle 1,050 mm
Vertical travel (Y-axis) 880 mm
Magnetic disk:
Electro permanent magnetic chuck Ø 1,500 mm
Ring pole pitch 18 mm
6-stage clamping force control
Rotary table (B-axis):
Rotary table with torque drive and measuring system make. RÜCKLE Mod. PKTD6
Table speed 1-100 min-1
Hydrostatic table bearing with separate hydrostatic unit make Winkelmann
Automatic vertical infeed (Y-axis):
Resolution 0.001 mm
Smallest infeed size 0.001 mm
Encoder measuring system
max.distance spindle center - table 1,050 mm
Grinding head vertical travel 880 mm
Feed 1-3,500 mm / min
Electromechanical vertical movement with digital servo motor, backlash-free worm gear and ball screw drive. Preloaded precision roller guide
Central grease lubrication
Cross feed (Z-axis):
Resolution 0.001 mm
Smallest infeed size 0.001 mm
Encoder measuring system
Stand cross travel max. 750 mm
Lateral movement, continuous 5-1,500 mm / min mm
Electromechanical transverse movement by means of a digital servo motor, toothed belt and ball screw drive. Preloaded precision roller guide
Central grease lubrication
Grinding spindle head:
Motor version AC motor controllable
Drive power 44 kW at 1,500-3,000 rpm
Grinding spindle speed adjustable 50-3,000 min-1
Spindle bearing free of axial and radial play
Grinding wheel dimensions max. 500 x 100 x 304.8 mm
Grinding spindle with roller bearings in block design with preloaded high-precision
Spindle bearings and permanent grease lubrication, spindle preloaded axially and radially free of play.
Grinding wheel peripheral speed max. 35 m / s
Grinding wheel balancing system from MPM
Control:
SINUMERIK 840 D
With TFT color monitor
MS Windows user interface module PCU 50 with graphical operator guidance
- With digital drives and integrated adjustment control
- 1.5 Mbyte CNC user memory for programs and data
Main memory 256 Mbyte SDRAM
40 GB hard disk, 3 GB of which are freely available for user programs
- MPI interface, USB V 1.1 (1 x external, 1 x internal), Ethernet 10/100 Mbit / s
Floppy disk drive interface
- User-friendly manual grinding and automatic grinding processes
- Digital position indicators with a large color screen
- Constant cutting speed control, error messages in plain text
Dressing device

-Electric straightening device for single-grain diamonds.
- Electromechanical dressing movement and infeed.
-Compensation of the dressing amount with the Y-axis.
Coolant system:
Belt filter system
Tank capacity 1,000 l
Flow rate 200 l / min
Circulation pump 0.2 bar
Coolant pump 1 0.2 bar
Coolant pump 2 3.0 bar
Lift pump container
Tank capacity 200 l
Feed pump 400 l / min
Installation data:
Operating voltage
Frequency 50 Hz
Connection value 130 kVA
Nominal current approx. 180 A.
Backup fuse approx. 200 A.
Space requirement l x w x h approx. 5.5 x 6.0 x 3.2 m
Weight approx.15,000 kg
Furnishing:
-CNC - control SINUMERIK 840 D (modernized in 2011)
-All linear axes with digital servo motors and ball screw drive
- Rotary table make RÜCKLE in hydrostatic design with torque drive
-Y-axis (vertical) increased by 200 mm
-Grinding spindle drive with 44 kW
-Electric straightening device
-Band filter system with paper belt filter, tank capacity 1,000 l, coolant pump 200 l / min / 3 bar
-Full area coverage of the work area
-Generous work room door
-Electro permanent magnetic plate Ø 1,500 mm, ring pole pitch 18 mm
-Automatic grinding wheel balancer from MPM
-Complete housing of the work area with safety locking in automatic mode
-Portable electronic handwheel in automatic and manual mode for all axes
-Machine light in the work area
-Electrical equipment 400V / 50Hz
Control cabinet cooling unit
-Painting RAL 7035 (light gray), RAL 5007 (brilliant blue)
- Flush gun with hose and holder in the operating area
-Extraction for grinding mist
-Machine has been geometrically checked, repainted, grinding spindle re-stored, bellows renewed, various wear parts renewed

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