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MQ8260C/1600, MQ8260C/1800

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.
  • Features
  • Specification
  • Standard Accessories
  • Optional Accessories
  • real photo
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 repair ships to grind the journals and crankpins of crankshafts.
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.

Model

MQ8260C/1600

MQ8260C/1800

Max. work diameter × Max. length Capacity

Φ580×1600 mm

Φ580×1800 mm

Max. swing over table

Φ600 mm

Work diameter ground

Φ30 – Φ100 mm

Throw of crankshaft Max. work length ground 

110 mm

In 3-jaw chuck

1400 mm

1600mm

Between centres

1600 mm

1800mm

Max. word weight Workhead

120 Kg

Centre height

300 mm

Work speed (2 step) Wheelhead 

25, 45, 95 r/min

Max. cross movement

185 mm

Wheelhead rapid approach and with drawal

100 mm

Wheel feed per turn of cross feed handwheel

1 mm

Per grad. Of cross feed hand wheel Grinding wheel

0.005 mm

Wheel spindle speed

740, 890 r/min

Wheel peripheral

25.6 – 35 m/sec

Wheel size (O.D. × Bore) Table

Φ900 × 32 ×Φ305mm

Table travers per turn of handwheel

Coarse

5.88 mm

 

Fine

1.68 mm

Overall capacity of motors

9.82 kw

Overall dimensions (L×W×H)

4166 × 2037 × 1584mm

4466x2037x1584mm

Weight

6000 kg

6200kg

jaw chucks
wheel dresser
wheel balancing arbor
leveing wedge
driving dog
vertical aligning stand
horizontal aligning stand
wheel balancing stand
hanging measuring device
steady rest
centering device
grinding wheel










Polisher          

Steady rest

Hanging measuring device   

Diamond dresser      

Digital display device