NEW MACHINES > Grinding machines > Crank shaft grinding machines

Crank shaft grinding machines

Item
 
 

Item Unit MQ8260A MQ8260B NQ8260C
Length
1600 1800 2000 1600 1600 2000
Max. work swing dia. mm 580 580 580 580 600 600
Max. work length mm 1600 1800 2000 1600 1600 2000
Capacity Max. swing over table mm 580 580 580 580 600 600
Work dia. ground with steady rest mm 30-100 30-100 50-120 30-100 30-100 30-100
Throw of Crankshart mm 110 110 120 110 110 110
Max. work length ground in 3-jaw chuck mm 1400 1600 1800 1300 1400 1800
Between centers mm 1600 1800 2000 1600 1600 2000
Max. work weight kg 120 120 150 120 120 150
Head stock Center height mm 300 300 300 300 300 300
Work speed r/min 25, 45, 95 25, 45, 95 30, 45, 65, 100 25, 50, 100 25,45,80 25,45,85
Wheel head Max. cross movement mm 185 185 185
185 185
Wheel head rapid approach & with drawal mm 100 100 100
100 100
Wheel head per turn of cross feed handwheel mm 1 1 1 1 1 1
Per grad of cross feed handwheel mm 0.005 0.005 0.005 0.005 0.005 0.005
Grind wheel Wheel spindle speed r/min 740,890 740,890 740,890 760 740,890 740,890
Wheel peripheral speed m/sec 25.6-35 25.6-35 25.6-35
25.6-35 25.6-35
Wheel size mm 900x32x305 900x32x305 900x32x305
900x32x305 900x32x305
Table Table traverse per turn of handwhee mm 5.88 5.88 5.88
5.88 5.88
Turn of handwheel mm 1.68 1.68 1.68
1.68 1.68
Table swivel (taper 18/100)
5 5 5


Table swivel per grad of scale (taper 1:50)
10 10 10


Overall capacity of motor Kw 9.82 9.82 11.12 9.45 9.82 9.82
Overall dimension (LxWxH) mm 4166x2037x1584 4166x2037x1584 4900x2037x1584 4000x2100x6130 4166x2037x1584 4900x2037x1584
Weight kg 6000 6200 7000 6700 6000 7000
Working
Accuraccy
Ovality mm 0.005 0.005 0.005
0.005 0.005
Cylindricity mm 0.01 0.01 0.01
0.01 0.01
Roughness Ra um Ra0.32 Ra0.32 Ra0.32
Ra0.32 Ra0.32

 
 

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