Categories
Price: | Negotiable/Set |
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Trade Terms: | FOB,CFR,CIF |
Min Order: | 1/Set |
Pay Type: | L/C,T/T,Western Union |
Crankshaft Grinding Machine(BL-MQ8260A/1*1600/1800)
Features:
The model is modified on the basis of MQ8260A, and intened for use in automobile, tractor diesel engine works and their repair shops to grind the journals and crankpins of crankshafts.
1. Three different work spees are obtainable by the use of the belts in the workhead
2. Users can choose to use either union chucks or cross chucks in the headstock and tailstock according to their own performance.
3.Friction coupling is used in the headstock transmission chain for its easy adjustment
4.Table longitudinal movement is effected by manual or auto, can be digitally displayed at a resolution of 0.005mm
5. Wheelhead rapid approach and withdrawal is effected through hydraulic means ca be digitally displayed at a resolution of 0.005mm
6.The wheel spindle being of 80mm in diameter has good rigidity and strength
7.Roller ways are for wheelhead movement
8.The bed ways and wheel head ways are lubricated in a automatic cycle by means of the oil pump.
9. Air cushion is used on the tailstock providing an easy adjustment, crosswise movement.
Specification:
Item | Unit | MQ8260A/1×1600 | MQ8260A/1×1800 | |
Capacity | Max. workpiece swing dia.×max. workpiece length | mm | Φ580×1600 | Φ580×1800 |
Grinding dia. with steady rest | mm | Φ30~Φ100 | Φ30~Φ100 | |
Crankshaft's crank swing semidiameter | mm | 110 | 110 | |
Max. workpiece grinding length clamped by 3-jaw chuck | mm | 1400 | 1600 | |
Max. workpiece weight | kg | 120 | 120 | |
Headstock | Centre height | mm | 300 | 300 |
Spindle speed | rpm | 25,45,95 | 25,45,95 | |
Wheel head | Max. Cross movement | mm | 85 | 85 |
Wheelhead rapid approach&withdrawal | mm | 200 | 200 | |
Wheelhead feed for hand wheel's per rev. | mm | 1 | 1 | |
Handwheel's per gra | mm | 0.005 | 0.005 | |
Grinding Wheel | Wheel spindle speed | rpm | 740, 890 | 740, 890 |
Wheel peripheral speed | m/s | 25.6-35 | 25.6-35 | |
Wheel size | mm | Φ900×32×Φ305 | Φ900×32×Φ305 | |
Table | Table movement of handwheel per rev: coarse | mm | 5.88 | 5.88 |
fine | mm | 1.68 | 1.68 | |
Table swivel angle (taper 18/100) | / | / | 5° | |
Table swivel per grad of scale (taper 1:50) | / | / | 1° | |
Accuracy | Roundness | mm | 0.005 | 0.005 |
Parallelism | mm | 0.01 | 0.01 | |
Roughness | μm | Ra0.32 | Ra0.32 | |
Total power | kw | 9.82 | 9.82 | |
Overall dimensions(L×W×H) | mm | 4166×2037×1584 | 4166×2037×1584 | |
Weight | kg | 6000 | 6200 |
Prod Model: | BL-MQ8260A/1 |
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Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Max. Workpiece Swing Dia.*Max. Workpiece: | 580*1600 580*1800mm |
Grinding Dia. With Steady Rest: | 30~100 30~100mm |
Crankshaft's Crank Swing Semidiameter: | 110mm |
Max. Workpiece Grinding Length Clamped B: | 1400 1600mm |
Max. Workpiece Weight: | 120kg |
Centre Height: | 300mm |
Spindle Speed: | 25,45,95 25,45,95rpm |
Max. Cross Movement: | 85mm |
Wheelhead Rapid Approach&Withdrawal: | 200mm |
Wheelhead Feed For Hand Wheel's Per Rev.: | 1mm |
Type: | Surface Grinding Machine |
Controlling Mode: | Artificial |
Automatic Grade: | Semiautomatic |
Precision: | High Precision |
Processing Object: | Metal Surface |