Crankshaft Grinding Machine -Mq8260A

• After-sales Service: 1 Year
• Application: Tractor, Boat, Truck, Car
• Certification: ISO 9001
• Model NO.: MQ8260A/1600, MQ8260A/1800, MQ8260A/2000
• Warranty: 12 Months
• Engine Type: Diesel
• Material: Cast Iron
• Specification: ISO
• Origin: Shaanxi
• Production Capacity: 200

Product Description

Crankshaft grinding machine-MQ8260A

This crankshaft grinding machine is intended for using in automobiles, tractors, Diesel engines and their repair shops to grind journals and crankpins of crankshafts.

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.

Features:
 1.Three different work speeds are obtainable by making use of the belts in the workhead.
2.Cross chucks are used in the headstock and tailstock.
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.Wheelhead rapid approach and withdrawal is effected through hydraulic means.
6.The wheel spindle being of 80mm in diameter has good rigidity and strength.
7.Use is made of roller ways for wheelhead movement.
8.The bed ways and wheelhead are lubricated in an automatic cycle by means of the oil pump.

Model		MQ8260Ax16	MQ8260Ax18	MQ8260Ax20
Max. work diameter × Max. length		Φ580×1600mm	Φ580×1800mm	Φ580×2000mm
Capacity	Max. swing over table	580 mm
	Work diameter ground with steady rest	Φ30-100 mm		Φ50-120 mm
	Throw of crankshaft	110 mm		120 mm
	Max. work length ground in 3 jaw chuck	1400 mm	1600 mm	1800 mm
	M ax. work length ground between centres	1600 mm	1800 mm	2000 mm
	Max. work weight	120 kg		150 kg
Headstock	Centre height	300 mm
	Work speed (rpm)	25,45,95			25,45,65,100
Wheelhead	Max. cross movement	185 mm
	Wheelhead rapid approach & withdrawal	100 mm
	Wheelhead feed per turn of cross feed handwheel	1 mm
	Wheel feed per grad of cross feed handwheel	0.005 mm
Grinding wheel	Wheel spindle speed	740, 890 rpm
	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 of scale (taper 1:50)	10'
Overall capacity of motor		9.82 kw			11.2 kw
Overall dimension (LxWxH) (mm)		4166x2037x1584			4900x2037x1584
Weight		6000 kg	6200 kg		7000 kg
Working Accuracy	Ovality (new standard	0.005
	Cylindricity	0.01
	Roughness Ra	0.21

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