Description
The surface grinder SGA4080AHR is a suitable model for processing of work pieces up to 500 kg and a grinding surface up to 900 x 450 mm. The extensive range of standard equipment ensures optimal performance eg . Computer automated vertical feed, parallel dresser with micrometre setting, magnetic clamping plate with demagnetization device and 2-axis digital readout.
Specification
| Specification | SGA-4080AH/AHR/AHD | |
| Table size (L×W) | 406×800 mm | |
| Max. longitdinal travel | 910 mm | |
| Max. cross travel | 450 mm | |
| Max.distance from spindle center to table | 550 mm | |
| Magnetic chuck size | 400×800 mm | |
| Speed of table longitudinal movement | 7~23 m/min | |
| Table transverse movement | Auto feed | 0.1~8 mm/min |
| Rapid speed | 990 mm/min | |
| Feed of handwheel | 0.02 mm/div. | |
| Wheelhead vertical movement | Auto feed | -（H/R mode）0.005/0.1/0.02/0.03/0.04/0.05(Only for D mode) mm/stroke |
| Rapid speed | -（H mode）610 (Only for R mode) 480 (Only for D mode) mm/min | |
| Feed of handwheel | 0.005 mm/div. | |
| Grinding wheel | Speed | 50Hz 1450 rpm 60Hz 1750 rpm |
| (OD×W×ID)Size | Φ350×40×Φ127 mm | |
| Spindle motor | 5.5 kw | |
| Hydraulic motor | 2.2 kw | |
| Cooling pump motor | 0.09 kw | |
| Elevating motor | -（H mode) 0.25 (R mode) 0.75 (D mode,servo motor) kw | |
| Cross feed motor | 0.04 kw | |
| Max loading capacity of table (include magnetic chuck) | 500 kg | |
| Total rated power | 9 kw | |
| Surface roughness | Ra≦0.25 μm | |
| G.w | 3600 kg | |
| Packing size (L×W×H) | 2720×2265×2250 mm | |
Main Features
1.Separate hydraulic unit with heat exchanger eliminates vibrations and thermal strain.
2.Hardened and polished table guides cross and longitudinal. Durcite- B coated counter guides ensure high rigidity and low friction.
3.Longitudinal table guide V-flat, cross table guide double V
4.Computer automated feed via rapid feed to work piece height, adjustable roughing and surface finishing stroke, automatic return into start position at end of program.
5.Axial and radial bearings in grinding spindle are clamped clearance free.
6.Annealed machine base guarantees high accuracy.
7.Strong reinforcements and thick walls ensure rigidity.
8.The surface grinder machine’s digital automatic vertical feed features servo motor.
9.End stops allow adjustable longitudinal and cross travel.
10.State of the art hydraulic system guarantees soft table traverse even at high work load.
Machine Details
