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RGKS 1850 CRANK SHAFT GRINDING

General data

Oscillator circuit diameter 1,850 mm
Max. work piece length  11,000 mm
Max. work piece weight 18,000 kg

Work piece headstock and clamping chuck
Rotation speed, stroke pin grinding : 3 / 6/ 9 rotation/min
Rotation speed, center stroke pin grinding : 6/ 12/ 18 rotation/min
Crank radius, max. adjustable : 350 mm
Max. clamping diameter: 440 mm
Max. flange diameter 750 mm

Grinding headstock
Grinding wheel diameter (segments) : 1,800 mm
Length of the grinding wheel : 100 – 140 mm
Grinding wheel rotation speed 300 rotation/min
Constant stroke of the hydraulic quick adjustment 250 mm

Grinding wheel positioning
1 rotation of the hand wheel 0,5 mm
1 graduated scale 0,0025 mm
Speed of the grinding wheel positioning 0,6 - 300 mm /min

Dressing unit
Diamond tool, mounting method
Morse taper 1
Tool stroke – horizontal 160 mm
Tool stroke – vertical 100 mm

Steady rest
Operating range/area 185 – 500 mm Ø
2 steady rests 130 – 200 mm
Width in the operating area 120 mm
Foot-width 400 mm

Steady rest
Locating bore diameter 440 mm
Crank radius, adjustable 200 – 350 mm
Width in the oscillator circuit 1,850 mm Ø 180 mm
Foot-width 400 mm
Width of the rotor 160 mm
Load-bearing capacity 10, 000 kp

Main engine
Grinding engine (1,000 r/min) 22 KW
Grinding bearing drive (500/1000/1500 r/min) 10, 20, 30 KW
Grinding center bearing drive 6, 12, 18 KW
Connected value 105 KW

Crank Shaft Grinding KM 900

Operating range/area
Biggest oscillator circuit diameter 900 mm
Biggest grinding diameter with a new grinding wheel of 1,200 mm - 200mm
Smallest grinding diameter with a used grinding wheel of 900 mm - 200mm
Biggest clamping diameter in the clamping chuck 210 mm
Biggest shaft radius  190 Mm
Biggest permitted weight of the crank shaft 1300 kg
Lathe steady, clamping diameter  130 - 210 mm

Grinding wheel
Diameter  1,200 mm
Usable until 900 mm
Width  100 mm
Bore  305 mm
Speed  29 Mm

Grinding headstock
Hydraulic quick adjustment 215 mm
Hydraulic grooving  0-14 / 0 -20 mm
Electrical and manual 155 mm

Work piece rotation speed 26-33-50 r/min

Bench speed  progressive pana la  1,5 m/min

Bench course depending on hand wheel rotation 4 mm

Grinding spindle axial adjusting  10 mm
Live center, sharp angle 60°
Morse 6

Engine
Grinding wheel 20 kW
 750 r/min
Work piece 4,5/5,4/6,5 kW
 750/1000/1500 r/min
Oil pump  3 kW
 1500 r/min
Water pump 0,7 kW
 1500 r/min 
Electrical quick adjustment 0,37 kW
  1000 r/min
Total  30 ca. kW
 
 

Ref : 31292