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 feed (Y-axis):
resolution
0,001 mm
smallest feed size
0,001 mm
measuring system
encoders
max. distance spindle centre - table
1.050 mm
grinding head vertical travel
880 mm
feed
1-3.500 mm/min
electromechanical vertical movement by digital servo motor, backlash-free worm gear and ball screw. Preloaded precision roller guide.
central grease lubrication
cross feed (Z-axis):
resolution
0,001 mm
smallest feed size
0,001 mm
measuring system
encoders
stand cross travel max.
750 mm
cross movement, continuous
5-1.500 mm/min mm
electromechanical transverse movement by digital servo motor, toothed belt and ball screw drive. Preloaded precision roller guide.
central grease lubrication
grinding spindle head:
motor - version
AC-Motor adjustable
power
44 kW on 1.500-3.000 min-1
adjustable grinding spindle speed
50-3.000 min-1
spindle bearings
axial and radial backlash-free
grinding wheel dimensions max.
500 x 100 x 304,8 mm
grinding spindle in block design with roller bearings, preloaded high-precision spindle bearings and permanent grease lubrication, spindle axially and radially preloaded
grinding wheel periphal speed max.
35 m/s
grinding wheel balancing system Fa. MPM
control:
SINUMERIK 840 D
With TFT colour monitor MS-Windows user interface module PCU 50 with graphic user guidance - With digital drives and integrated adaptation control - CNC user memory 1.5 Mbyte for programs and data Main memory 256 Mbyte SDRAM Hard disk 40 GByte, of which 3 Gbyte 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 sequences - Digital position indicators with large colour screen - Constant cutting speed control, error messages in clear text
dressing unit
-Electric straight dresser for single grain diamonds. -Electromechanical break-off movement and infeed. -Compensation of the dressing amount with the Y-axis.
coolant equipment:
band filter system
tank capacity
1.000 l
capacity
200 l/min
circulation pump
0,2 bar
coolant pump 1
0,2 bar
coolant pump 2
3,0 bar
lifting pump tank
tank capacity
200 l
feed pump
400 l/min
installation data:
operating voltage
frequency
50 Hz
power consumption
130 kVA
nominal current ca.
180 A
backup fuse ca.
200 A
space requirement l x b x h ca.
5,5 x 6,0 x 3,2 m
weight ca.
15.000 kg
accessories:
-CNC - control SINUMERIK 840 D (modernized in 2011) -All linear axes with digital servo motors and ball screw -Rotary table make RÜCKLE in hydrostatic version with torque drive -Y-axis (vertical) raised by 200 mm -Grinding spindle drive with 44 kW -Electrical straight dresser (completely overhauled) -Band filter system with paper band filter, tank capacity 1,000 l, coolant pump 200 l/min/3 bar -Full coverage of the working area -Generously dimensioned workspace door -Electro-permanent magnetic plate Ø 1,500 mm, ring pole pitch 18 mm -Automatic grinding wheel balancer MPM -Complete guarding of the work area with solenoid interlock in automatic mode -Portable electronic handwheel in automatic and manual mode for all axes -New Machine lamp in the workspace -Electrical equipment 400V/50Hz -Switch cabinet cooling unit -New painting RAL 7035 (light grey), RAL 5007 (brillant blue) -Rinsing gun with hose and holder in the operating area -Extraction for grinding mist -Machine is geometrically checked, new painted, bearings for grinding spindle renewed, -all bellows renewed, various wear parts renewed
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