High Precision Surface Grinding Machine (SGA2050AHR)
Main Features:
Plastic-coated counter guide in x- and y-axis assure a low slip-stick-effect
V-flat longitudinal table guide, double-V cross table guide
Spindle features axial and radial, clearance-free, pre-tensioned bearings
Seperate hydraulic unit with heat exchanger to omit vibrations and thermal load
Special hydraulic system guarantees gentle table adjustment even at full load
Solidly constructed and well supported structure assures high stability
Digitally controlled, automatic vertical feed with servo motor
Infeed via rapid feed to height of workpiece, adjustable to finishing and sparking, automatic lift at program end
Adjustable longitudinal and cross table movement via end stops.
Specification:
Note:
AH:Grinding head up & down by manual.
AHR:Grinding head rapid up & down.
AHD:Grinding head auto up and & down by servo motor, control by SIEMENS PLC.
Model Description | | SG-2050H/AH | SGA-2550AH | SGA-3063AH | SGA-30100AH | SGA-4080AH | SGA-40100AH |
|
Unit | SG-2050AHR | SGA-2550AHR | SGA-3063AHR | SGA-30100AHR | SGA-4080AHR | SGA-40100AHR |
|
| SG-2050AHD | SGA-2550AHD | SGA-3063AHD | SGA-30100AHD | SGA-4080AHD | SGA-40100AHD |
|
Table size(w×L) | mm | 200×460 | 250×500 | 305×635 | 305×1020 | 406×813 | 406×1020 |
|
Max. longitudinal travel | mm | 510 | 560 | 765 | 1130 | 910 | 1130 |
|
Max. cross travel | mm | 238 | 275 | 340 | 340 | 450 | 450 |
|
| mm | 450 | 450 | 580 | 580 | 580 | 580 |
Max. distance from spindle center to table surface |
Magnetic chuck size | mm | 200×460 | 250×500 | 300×600 | 300×1000 | 400×800 | 400×1000 |
|
Speed of table longitudinal movement | m/min | 7~23 |
Table transverse movement | intermittent feed | mm/ stroke | 0.1~8 |
Rapid speed | mm/min | 990 |
Feed of hand wheel | mm/div. | 0.02 |
Wheel head vertical | Auto down feed | mm | (H/AH/AHR mode) 0.005/0.01/0.02/0.03/0.04/0.05(Only for AHD model) |
movement | Rapid speed | mm/min | (H/AH mode) 460(Only for AHR/AHD model) |
| Feed of hand wheel | mm/div. | 0.005 |
Grinding wheel | Speed | rpm | 2850(50Hz),3450(60Hz) | 1450(50Hz),1750(60Hz) |
Size (OD×W×ID) | mm | 200×20×31.75 | 350×40×127 |
Spindle Motor | kW | 1.5 | 2.2 | 5.5 |
Hydraulic pump motor | kW | 0.75 | 2.2 |
Cooling pump motor | kW | 0.04 | 0.125 |
Elevating motor | kW | (AH mode) 0.25(AHR mode) 0.5(AHD model, servo motor) |
Cross feed motor | kW | 0.04 |
Max. loading capacity of table(include magnetic chuck) | kg | 120 | 180 | 270 | 400 | 500 | 600 |
Total rated power | kW | 3 | 3.7 | 9 |
Height of machine | mm | 1675 | 1890 |
Floor space (L×W) | cm | 205×140 | 230×165 | 290×220 | 440×220 | 360×240 | 440×240 |
Gross weight | kg | 1600 | 1800 | 2900 | 3300 | 3500 | 4000 |
Package dimensions (L×W×H) | cm | 178×150×210 | 200×210×210 | 235×222×215 | 295×222×221 | 285×227×215 | 295×227×221 |
190×172×210 |
Standard accessories of SG series surface grinding machine:
Coolant tank,
Standard electro magnetic chuck,
arbor,
wheel flange,
Wheel extractor,
Leveling wedge and bolt,
Tool box and tools,
Standard grinding wheel,
Working lamp,
Wheel dresser stand (without diamond pen),
Build in electro magnetic chuckcontroller,
PLC auto grinding controller (only for AHD models).
Optional accessories of SG series surface grinding machine:
Balancing stand,
Dust collector,
coolant tank with magnetic separator,
coolant tank with paper filter,
coolant tank with magnetic separator and paper filter,
parpllel wheel dresser,
luxurious magnetic chuck controller,
universal dresser,
radius and angle dresser,
sine dresser,
digital readout.