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Universal Cylindrical Grinder MA1420H
Main Application and Features of FORTUNE MA1420H Universal Cylindrical Grinder
1. FORTUNE MA1420H Universal Cylindrical Grinder is mainly used for grinding internal, external cylindrical and conical surface of parts. It is ideal for single piece and small & medium-batch workshop;
2. MA1420H Universal Cylindrical Grinding machine Workpiece, internal and external grinding wheel, oil-pump, coolant pump are driven separately by their individual motors;
3. Universal Cylindrical Grinding machine worktable longitudinal traverse is actuated at infinitely variable speed by hydraulic means or by hand operation; wheelhead cross feed is provided with hyd. Rapid approach & withdrawal, auto. Intermittent feed, manual feed.
Working accuracy of FORTUNE MA1420H Universal Cylindrical Grinder
|
O.D. Roundness |
0.0015mm |
|
Uniformity of dia. in longitudinal section |
0.005mm |
|
Surface roughness |
Ra0.32µm |
|
I.D. roundness |
0.0025mm |
|
I.D. surface roughness |
Ra0.63µm |
|
O.D. roundness by chuck |
0.0025mm |
Technical Specifications of MA1420H Universal Cylindrical Grinder
|
Items |
MA1420/500-H |
MA1420/750-H | |
|
Grinding capacity |
Ф200x500mm |
Ф200x750mm | |
|
Grinding diameter (O.D.) |
With steady-rest min/max |
8/60mm | |
|
Without steady-rest min/max |
8/200mm | ||
|
Grinding diameter (I.D.) |
with steady-rest min/max |
35/100mm | |
|
without steady-rest min/max |
25/100mm | ||
|
Max. workpiece weight |
50kg | ||
|
Max. grinding length |
(O.D.) |
500mm |
750mm |
|
(I.D.) |
125mm | ||
|
Center height |
135mm | ||
|
Wheel spindle speed |
1670r/min | ||
|
Wheel dimensions (O.D.xWxI.D.) |
Max. |
Ф400x50xФ203mm | |
|
Min. |
Ф280x50xФ203mm | ||
|
Wheel peripheral velocity |
35m/s | ||
|
Wheel size for int. grinding attachment |
Max. |
Ф50x25xФ13mm | |
|
Min. |
Ф17x20xФ6mm | ||
|
Max. worktable longitudinal travel |
550mm |
800mm | |
|
Total motor power |
6.52kW | ||
|
Overall dimensions(L x W x H) |
2500x1800x1650mm |
3000x1800x1650mm | |
|
Machine weight / Gross weight |
3300 / 4400kg |
3500 / 4700kg | |
|
Package Dimension (L x W x H) |
2680x2100x1750mm |
3300x2100x1750mm | |
Main accessories of FORTUNE MA1420H Universal Cylindrical Grinder
1. Complete set of electric equipement: 1 set;
2. Complete set of coolant equipment: 1 set;
3. Wheel peripheral dresser: 1 set;
4. Wheel hub: 2 sets;
5. Wheel balancing arbor: 1 set;
6. Int. grinding attachment: 1 set;
7. Measuring bridge-plate: 1 set;
8. Wheel balancing disc: 1 set;
9. Open-type steady-rest: 1 set;
10. Leveling wedge: 500mm/9 sets; 750mm/11 sets.
Special Acessories of MA1420H Universal Cylindrical Grinder
1. Wheel balancing stand: 1 set;
2. Radius dresser: 1 set;
3. Extension bar: 1 set;
4. Close-type steady-rest: 5 sets.
