| Prod Model: |
MQ8260C |
| Certification: |
ISO |
| Design: |
Trench |
| Type: |
Boring Machine |
| Lifting Capacity: |
Max. Work Diameter × Max. Length 1600 mm |
| Driving Type: |
Electrical |
| Brand: |
AA4c |
Product Description
Features
The crankshaft grinder model MQ8260C is modified on the basis of the Model MQ8260A and intended for use in the automobiles, tractors diesel engine works and their repaire shops to grind the journals and crankpins of crankshaft.
@Three different work speeds are obtainable by making use of the belts in the work head. The cover can be opened so that the belts can be changed conveniently.
@Cross swallow-tailed chucks are selectively used in the headstock and tailstock.
@Friction coupling is used in the headstock transmission chain for its easy adjustment.
@Single layer table, with an oblique angle of 10 degree, longitudinal traverse can be operated either by hand or by power.
@Wheel head rapid approach and withdrawal effeced by hydraulic means can be digitally displayed at a resolution of 0.005mm.
@The wheel spindle being of 80mm in diameter has good rigidity and strength
@The roller ways are for wheel head movement
@The bed ways and wheel head ways are lubricated in an automatic cycle by means of the oil pump.
@Plastic coat is adhered to the bed way.
@Air cushion can be used on the tailstock providing easy adjustment. Crosswise movement of tailstock is effected.
Main specifications
Model MQ8260C× 1600 MQ8260C× 1800
Max. Work diameter × Max. Length Φ 600× 1600 mm Φ 600× 1800 mm
Capacity Max. Swing over table Φ 600 m
Work diameter ground with steady rest Φ 30-100 mm
Throw of crankshaft 110 mm
Max. Work length ground in 3 jaw chuck 1400 mm 1600 mm
Max. Work length ground between centers 1600 mm 1800 mm
Max. Work weight 120 kg
Headstock Center height 300 mm
Work speed (rpm) 25, 45, 95
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 Φ 900× 32× Φ 305 mm
Table Table traverse per turn of handwheel coarse 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
Overall dimensions (L× W× H) 4166× 2037× 1584 mm
Packing dimensions (L× W× H) 4300× 2200× 2000 mm
Weight 6000 kg 6200 kg
Working accuracy Ovality new standard 0.005
Cylindricity 0.01
Roughness Ra 0.32 Ra 0.32
Shanghai AA4C AUTO Maintenance Equipment Co., Ltd is professional auto maintenance equip ment manufacture since 1995. AA4C means Always and All for(4) Customer. Our factory covers an area of more than 20, 000 squares meters and with our up-today manufacturing facilities, high-tech industrial, product developing manufacturing sales and perfect after-service with a total capital of more than ten millions. For many years our company has been awarded as "Enterprise with High Reputation" "Enterprise with High Credit in Quality " and "China National Grade AAA Enterprise, etc. Besides, Wehave passed ISO9001, authenticated by 2000 International Quality Control System.
Tire changers, Wheel balancers, car lifts are the goods produced by ourself, other goods are supplied by our cooperated factories in order to decrease customers' trouble to buy many goods from many factories. We are mainly dealing AA4C products development, product design as well as OEM/ODM manufa-cturing...Our Product has been shipped to worldwide (Europe, East Europe, North & South America, Africa, Australia, Middle East, Asia as well as different province in China).
Facing the future opportunites and challenges, AA4C will be still adhering to "Seeking higher & being practical" trying to enlarge the intercourses and cooperation with other producers in the fieid both at home and aboad; And exert ourselves to pay back our clients with high-quality products and perfectafter-service. Our goal is: Always and All for(4) Customer.
