I Description of transformer HV foil winding machine:
This kind of foil winding machine is specially designed for winding high voltage foil type coils used in distribution transformers and power transformers.
This is a high automation machine. Original position of winding unit, foil movement, total turns, sectional turns in 25 sections, rectifying precision, deceleration speed, etc., can be preset on big size 10.4" touch screen.
II Main buildup of transformer HV foil winding machine:
2.1 Foil pay-off device
2.2 Burr removing device
2.3 Dust-removing device
2.4 Interlaminar insulation pay-off device
2.5 Argon welding system (with 160A Argon welder)
2.6 Welding unit
2.7 Rectifying system
2.8 Pneumatic system
2.9 Electric control system
III Main features of transformer HV foil winding machine:
3.1 Special pneumatic + mechanical tension adjusting device for foil pay-off, convenient & even.
3.2 Special burr-removing structure (one fixed bottom cylinder + two width adjustable top cylinders), pneumatic pressure adjustable, perfect burr-removing result.
3.3 Tension of interlaminar insulation is pneumatic adjustable and displayed by valve meters; Interlaminar insulations will be covered by organic glass shield for dust-proof purpose.
3.4 Convenient argon welding system
3.5 Phototube sensor rectifying foil pay-off transversely moving on linear guide, sensitive & high precision.
3.6 Whole body of welding unit is movable on linear guide and driven by servo motor & ball screw, high rectifying precision.
3.7 Low-noise winding spindle
3.8 Large size 10.4" HMI, easy & simple operation
3.9 PLC control, high automation
IV Main technical data of transformer HV foil winding machine:
| No. |
Item |
Data |
| 1 |
Foils Pay-off stands |
2 units |
| |
Expanding range |
380-420mm |
| |
Expanding shaft width |
200mm |
| |
Max. OD of foils |
800mm |
| |
Max. weight of foils |
500kg |
| |
Foil width |
25-200mm |
| |
Foil thickness |
0.5-1.5mm |
| |
Tension of foils |
30~1200N |
| |
Pay-off speed |
150m/min |
| |
Main driving motor power |
5.5kW |
| 2 |
Interlaminar insulation pay-off stands |
2 units |
| |
Expanding range |
73-80mm |
| |
Expanding shaft length |
220mm |
| |
Suitable insulation paper reel OD. |
Max. 400mm |
| |
Width of insulation paper |
25-220mm |
| |
Thickness of insulation paper |
0.02-0.2mm |
| |
Tension of insulation paper |
15-80N |
| |
Driving motor |
1.5kW x 2 |
| 3 |
Winding unit |
|
| |
Winding speed |
0-80rpm |
| |
Winding torque |
1580N·m |
| |
Main driving motor |
7.5kW |
| |
Center height |
1200mm |
| |
Distance between main spindle box and tail stock |
700-1300mm |
| |
Suitable max. diameter of coil |
1000mm |
| |
Suitable max. width of coil |
1200mm |
| |
Suitable max. weight of coil |
1500kg |
| |
Rectifying precision of foil |
±0.4mm |
| 4 |
TIG welding system |
|
| |
Welding current |
160A |
| |
Welding speed |
0-0.7m/s |
| |
Driving motor |
0.18kW |
V Main configuration of transformer HV foil winding machine:
5.1 PLC: Mitsubishi from Japan
5.2 Touch screen: Famous brand from China
5.3 Servo motor & driver: Yaskawa from Japan
5.4 Inverter: Yaskawa from Japan
5.5 Contactors & buttons: Schneider
VI More photos of transformer HV foil winding machine:
Audited Supplier 
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