
This machine tool with vertical spindle and round elec-magnetic chuck,is an efficient grinder to process the flat surface of blanket by grinding with sandwheel end.
It is applicable for patch-production of rough grinding or normal accuracy-required workpiece.
MAIN APPLICATION
This machine tool is suitable for the flat surface grinding of spare parts in batch quantity from the professions of automobile,tractor,bearings and bush,mechinery and etc..
It can grind the space parts made in of steel,iron,porcelain and ceramics and etc..
MAIN FEATURES
The grind-head adopts precision rolling bearing,is of high rigidity and excellent efficiency.
Adjusttable suck balance from the elec-magnetic disc can be automatically dismagnetised.
The sandwheel and table is to be seperately driven by each motors.
The machine vertical advanced gear may manual,also may be mobile,the easy to operate is reliable.
The wheelhead column uses the 90V guide rail,uses three adjustment structures.
Model | Unit | M7480 | M74100/M74125 | M74160/M74180 | M74200/M74225 |
Grinding size(diaxmax) | mm | Φ800x300 | Φ1000x350/Φ1250x350 | Φ1600X400/Φ1800X400 | Φ2000x400/Φ2250x400 |
Distance between wheel end and table | mm | 400 | 500 | 550 | 600 |
Wheelhead feed per div of handwheel | mm | 0.5 | 0.5 | 0.5 | 0.5 |
Wheelhead feed per rev of handwheel | mm | 0.01 | 0.01 | 0.01 | 0.01 |
Max power feed | mm | 2.2 | 1.2 | 1.2 | 1.2 |
Wheel spindle speed | rpm | 960 | 750 | 590 | 590 |
Cylindrical grinding wheel size(O.D xborexH) | mm | Wp150x80x25 | Wp150x90x35 | Wp150x90x35 | |
Table speed(2steps) | rpm | 13/20 | 12/24 | 2-15 | 2-10 |
Travel of carriage | mm | 450 | 570 | 850 | 1200 |
Travel speeds of carriage | m/min | 4.18 | 3.8 | 3.2 | 3.2 |
Total power | kw | 30 | 50/60 | 85 | 90 |
Wheelhead motor | kw | 25 | 45/55 | 75 | 75 |
Table dirve of motor | kw | 3 | 2.2/3 | 4/6 | 5/10 |
Weight | kg | 7000 | 7500/8000 | 25000/30000 | 35000/43000 |
Paralle between surface ground and basic surface | mm | 1000:0.02 | |||
Surface roughness | Ral.25um |
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