Crankshaft Grinding Machines
Size |
K1200 |
K1500 |
K2000 |
K2700 |
K3700 |
K4000 |
K6000 |
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Suffix option |
U ☑ |
P ☑ |
C ☒ |
U ☑ |
P ☑ |
C ☑ |
U ☑ |
P ☑ |
C ☑ |
U ☑ |
P ☑ |
C ☑ |
U ☑ |
P ☑ |
C ☑ |
U ☒ |
P ☒ |
C ☒ |
U ☒ |
P ☒ |
C ☒ |
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CNC-HD☒ |
CNC-HD☒ |
CNC-HD☑ |
CNC-HD☒ |
CNC-HD☒ |
CNC-HD☑ |
CNC-HD☑ |
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Max Dis between chucks |
mm |
1200 |
1625 |
2250 |
2750 |
4200 |
3500 |
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Max Dis between centers |
mm |
1220 |
1600 |
2190 |
2750 |
4200 |
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Swing Diameter |
mm |
460 |
690/750 |
690/750 |
690/750 |
750 |
1100 |
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Max Stroke |
mm |
160 |
280 |
280 |
280 |
280 |
380 |
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Steady Rest, Standard min capacity |
mm |
20 |
25 |
25 |
25 |
25 |
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Steady Rest, Standard max capacity |
mm |
100 |
180 |
180 |
180 |
180 |
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Max. workpiece diameter – new wheel |
mm |
410 |
600 |
600 |
600 |
600 |
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Max. workpiece diameter with chucks |
mm |
155 |
190 |
250 |
250 |
275 |
380 |
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Max. weight between chucks |
kg |
400 |
1000 |
1000 |
1400 |
1400 |
2000 |
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Workpiece rotate stepless |
rpm |
20-100 |
15-90 |
15-90 |
15-90 |
15-90 |
1-90 |
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Table speed manually |
mm/rev |
5 |
5 |
5 |
5 |
5 |
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Table speed stepless |
mm/min |
5-4000 |
5-4000 |
5-4000 |
5-4000 |
5-4000 |
1-3000 |
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Wheel slide rapid movement |
mm/min |
3000 |
3000 |
3000 |
3000 |
3000 |
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Grinding wheel speed |
rpm |
940 |
760 |
760 |
760 |
760 |
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Motor |
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Grinding wheel motor |
kW |
4.0 |
5.5 |
5.5 |
7.5 |
7.5 |
20 |
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Workhead motor (hydralic motor for U only) |
l/min |
25 |
25 |
25 |
25 |
25 |
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Hydraulic power pump ( U only) |
kW |
2.2 |
2.2 |
2.2 |
2.2 |
2.2 |
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Coolant pump |
kW |
0.16 |
0.16 |
0.16 |
0.16 |
0.16 |
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Dimension |
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Grinding wheel diameter |
mm |
660 |
813 |
813 |
813 |
813 |
1100 |
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Min. grinding wheel width |
mm |
19 |
19 |
19 |
19 |
19 |
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Max. grinding wheel width |
mm |
50 |
50 |
50 |
63.5 |
63.5 |
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Height floor to spindle centre |
mm |
1120 |
1120 |
1120 |
1120 |
1180 |
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Height of machine |
mm |
1475 |
1550 |
1550 |
1550 |
1610 |
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Total length of machine |
mm |
2950 |
3700 |
4795 |
6000 |
9500 |
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Total width of machine |
mm |
1750 |
2030 |
2030 |
2030 |
2030 |
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Floor plan |
mm |
4220x1700 |
5405x2030 |
7045x2030 |
8850x2030 |
12500x2100 |
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Net. weight approx. |
kg |
3300 |
4800 |
5600 |
6700 |
7900 |
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Shipping weight approx. (wooden box) |
kg |
3850 |
5560 |
6600 |
7800 |
9200 |
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Shipping volume |
m³ |
11.1 |
14.6 |
18.7 |
23.3 |
33,5 |
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We are engaged in a continuous process of improving our machines. The details associated with any descriptions, specifications and illustrations shown may thus vary without further notice.
Standard Equipment: Universal chucks, set-up indicator, steady rest, crank centering V-gauge, radius dresser, front & side dresser, wheel balancing arbour,grinding wheel and hub, lifting hook, coolant system, splash guards, set of tools and operating manual.
Extra Equipment:Belt polisher, automatic sizing gauge, electronic in-process control, extra grinding wheels and hubs, hydraulic dresser, light weight and heavy-duty steady rests, inside counterweights, gauge for measuring crank sag, device for measuring length of stroke, axial journal control, device for control of throw setting, rear stop for grinding all diameters, auxiliary tool stand, automatic band filter, manual band filter, CE safety guards, increased swing from 690 mm (27") to 750 mm (29.5").
· Hydraulically operated wheel slide movement
· Hydraulically operated face-plate locking pins
· Infinitely variable table traverse (U-machines)
· Hydraulically operated tailstock (U-machines)
· SKF double tapered roller bearings in head- and tailstock
· Antifriction non-stick coating underneath table
· Maintenance free hardened ballscrews and nuts
· Rapid backlash-free stroke setting
· Standard oil cooler on hydraulic power station
AMC-SCHOU crankshaft grinders are built to last with extra-strong castings to ensure stability and long life. All bearings are over-dimensioned to maximise reliability. Antifriction coating eliminates stick-slip effect. Fast and accurate setting-up is ensured by the face-plate system with integrated four-way adjustment. Variable 30° and 72° indexing with +/- 1° fine adjustment is standard. Maintenance free hardened ballscrews and nuts ensure backlash free stroke setting in seconds
- The Benefits of Precision.
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Setting-up System
Integrated 4-way adjustment allows easy, accurate and fast operations. Variable 30° and 72° indexing. Dynamic balance ensured by reading the headstock manometer. -
Bearings
The double tapered SKF bearings in the head- and tailstocks are greased and sealed for life, ensuring trouble free operation for life. -
Heavy-duty Set-up
In-process measuring gauge, heavy-duty steady rest, extra counterweights and belt polisher. The complete heavy-duty set-up for the largest crankshafts.