Shandong Lunan Xingya Trading Co., Ltd.

Products

	Crankshaft Grinding Machine(MC2480)

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Model Number

MC2480

Crankshaft Grinding Machine(MC2480)
FEATURES
The crankshaft grinder Model MC2480 is intended for use in the automobile. tractor, diesel engine works and their repair shops to grind the journals and crankpins of crankshafts, but also for use in large engineering machinery and diesel engines for ships to grind crankshaft.
Structure features:
1. Four different work speeds are obtainable by making use of a double-speed motor and the belts in the workhead.
2. Union chucks are used in the headstock and tailstock for an adjustable eccentricity up to 120mm.
3. Friction coupling is used in the headstock transmission chain for its easy adjustment.
4. Table traverse is operated either by hand or by power.
5. Rolling guideways are used on wheelhead. And made by high quality material, the wheel spindle being of 80mm in diameter has good rigidity and strength.
6. The wheel spindle being of 80mm in diameter has good rigidity and strength.
7. Plastic coated bed ways with less friction.
8. The bed ways and wheelhead ways are lubricated in automatic cydle by means of oil pump.
9. Addional synchroniger for headstock and tailstock,I.e. the gears of headstockdrive the tailstock to run in synchronism through the connecting spindle, thus. Four different speeds are obtainable. The length of works is ranged from 800mm to 2000mm.
10. The digital dispeay device can be optional.
Main Specifications MC2480
Max. Work swing diameter ?Max work length Φ 580 ?2000mm
Capacity
Max. Swing over table Φ 580mm
Work diameter ground with steady rest Φ 50~ Φ 120mm
Throw of crankshaft 120mm
Max. work length ground
In 3-jaw chuck 1800mm
Between centers 2000mm
Max. work weight 150kg
Work head
Center height 300mm
Work speed 30 、 45 、 65 、 100r/min
Wheel head
Max. Cross movement 185mm
Wheel head rapid approach and withdrawal 100mm
Wheel feed per turnoff cross fed hand wheel 1mm
Per grad. of cross feed hand wheel 0.005mm
Grinding wheel
Wheel spindle speed (2steps) 740.890r/min
Wheel peripheral speed 25.6-35m/sec
Wheel size (O. D . ?width ?Bore) Φ 900 ?32 ?#934; 305mm
Table
Table traverse per turn of hand wheel coarse 5.88mm
Fine 1.68mm
Table Swivel (taper 18/100) 5 °
Table Swivel per grad of scale (taper 1:50 ) 1 °
Overall capacity of motors 11.12kw
Overall dimensions (L ?W ?H) 4900 ?2037 ?1584
Weight Approx. 6500kg
Working Accuracy Main Accessories
Ovality Cylindricity Roughness Jaw chucks 2sets
≤ 0.01mm ≤ 0.01mm Ra 0.32 μm Wheel dresser 1set
Optional Accessories (at extra cost) Wheel balancing arbor( Φ 80) 2sets
Wheel Balancing stand HJX-85-04 1set Leveling wedge 11sets
End dresser 1set Wheel adaptor 1set
Measuring device of hanging 1set Driving dog 1set
Digital display device (wheelhead movement) Vertical aligning stand 1set
Horizontal aligning stand 1set