Main specifications
CRANKSHAFT GRINDINGMACHINE MQ8260A/1600
MQ8260A is modified on the base of the Model MQ8260 and intended for use in the automobile
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MQ8260A is modified on the base of the Model MQ8260 and intended for use in the automobile, tractor,diesel engine works and their repair shops to grind the journals and crankpins of crankshafts.
-Three different work speeds are obtainable by making use of the belts in the workhead.
-Cross chucks are used in the headstock and tailstock.
-Friction coupling is used in the headstock transmission chain for its easy adjustment.
-Table traverse is operated either by hand or by power.
-Wheelhead rapid approach and withdrawal is effected through hydraulic means.
-The wheel spindle being of 80mm in diameter has good rigidity and strength.
-Use is made of roller ways for wheelhead movement.
-The bed ways and wheelhead are lubricated in an automatic cycle by means of the oil pump.
Model |
| MQ8260Ax16 |
Capacity | Max.work diameter x Max. length | φ580x1600mm |
Max.swing over table | 580 mm | |
Work diameter ground with steady rest | φ30-100 mm | |
Throw of crankshaft | 110 mm | |
Max. work length ground in 3 jaw chuck | 1400 mm | |
M ax.work length ground between centres | 1 600 mm | |
Max. work weight | 120 kg | |
Headstock | Centre height | 300 mm |
Work speed (rpm) | 25,45,95 | |
Wheelhead | Max. cross movement | 185 mm |
Wheelheadrapid approach & withdrawal | 100 mm | |
Wheelhead feed per turn of cross feedhandwheel | 1mm | |
Wheel feed per grad ofcross feed handwheel | 0.005 mm | |
Grinding wheel | Wheel spindle speed | 740,890rpm |
Wheel peripheral speed | 25.6-35 m/sec | |
Wheel size | φ900x32xφ305 mm | |
Table | Table traverse per turn of handwheel coast | 5.88 mm |
Table traverse per turn of handwheel fine | 1 .68 mm | |
Table swivel (taper 18/100) | 5° | |
Table swivel per grad ofscale (taper 1:50) | 10° | |
Overall capacity ofmotor | 9.82 kw | |
Overall dimension(LxWxH)(mm) | 4166x2037x1584 | |
Weight | 6000kg | |
WorkingAccuracy | Ovality (new standard | 0.005 |
Cylindricity | 0.01 | |
Roughness Ra | 0.21 |
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File size: 348.1KB
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File size: 1.1MB
Classification:
Crankshaft Grinder
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