Used equipment
Grinding machine “станка 3Л722” / 62
Grinding machine “станка 3Л722”
| Main parameters | |
| Accuracy class according to GOST 8-82 | А |
| The largest dimensions of processed products (length x width x height), mm | 1250 х 400 х 400 |
| The largest dimensions of workpieces on the electromagnetic plate (length x width x height), mm | 1250 х 400 х 280 |
| The smallest dimensions of workpieces on the electromagnetic plate (length x width x height), mm | 50 х 40 х 3 |
| Distance from spindle axis to table mirror, mm | 210..625 |
| The largest mass of products processed on the table, kg | 600 |
| The largest mass of products processed on an electromagnetic plate, kg | 400 |
| Machine work table | |
| Dimensions of the working surface of the table (length x width), mm | 1000 х 400 |
| Dimensions of the surface of the electromagnetic plate (length x width), mm | |
| Longitudinal movement of the table from hydraulics (smallest/greatest, mm | |
| Table reciprocating speed (stepless control), m/min | 3..35 |
| Grinding head | |
| Grinding wheel dimensions (smallest and largest outer diameters), mm | |
| Grinding wheel dimensions (inner diameter / height), mm | |
| Grinding wheel dimensions according to GOST 2424-75 | ПП450х80х203 |
| Grinding wheel revolutions per minute | 1460 |
| The highest allowable torque on the spindle, kgf*m | |
| Maximum grinding speed, m/s | 34,4 |
| The end of the spindle of the grinding headstock according to GOST 2323-67, GOST 2323-76 (design / taper / largest diameter) | |
| The largest transverse movement of the grinding headstock (racks), mm | 430 |
| Dividing price of the limb of the transverse movement of the grinding headstock, mm | |
| Transverse movement of the grinding head for one turn of the limb, mm | |
| Accelerated transverse movement of grinding headstock, m/min | 1,2 |
| Limits of transverse feed rates of grinding head (stepless adjustment), m/min | |
| Automatic transverse feeding for each table stroke (stepless adjustment), mm/stroke | 1..60 |
| Maximum vertical movement of the grinding headstock, mm | 415 |
| Dividing the limb of vertical movement of the grinding headstock, mm | 0,002 |
| Vertical movement of the grinding headstock for one turn of the limb, mm | 0,2 |
| Automatic vertical feeds of grinding headstock, mm | 0,002..0,128 |
| Speed of vertical accelerated movement, m/min | 0,2 |
| Drive and electrical equipment of the machine | |
| Number of electric motors on the machine | 13 |
| Grinding head spindle motor (M1), kW | 11 |
| Electric motor of hydraulic system pump (M2) (hydraulic station), kW | 4 |
| Electric motors of air heat exchanger (M3, M11) (hydraulic station), kW | 0,09 |
| Electric motor of the lubrication system pump (M4), kW | 0,25 |
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