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LV Foil Coil Winding Machine

This foil coil winding machine is specially designed for winding aluminum, copper foil type coils in transformer and electric apparatus.
The foil can be double-layer or single layer.

Main Technical Data of Foil Coil Winding Machine

No. Item Specification
BRJ-1400 (II) BRJ-1100 (II) BRJ-800
1 Coil size
1.1 Axial length, mm 500-1400 250-1100 180-800
1.2 Axial length (including down-lead),mm 650-1550 400-1250 330-850
1.3 Outer diameter (excluding platoon),mm 700
1.4 Max. outer diameter, mm 800
1.5 Min. inner diameter, mm 130 100 85
1.6 Coil shape round/rectangle
2 Foil material
2.1 Material copper/aluminum foil
2.2 Width, mm 450-1250 200-1050 180-750
2.3 Thickness, mm Copper 0.5-2 0.3-2 0.3-2
Aluminum 0.5-3 0.5-3 0.5-3
3 Decoiler
3.1 Inner diameter, mm 400500
3.2 Outer diameter, mm 1000 900 900
3.3 Arm length, mm 1350 1150 750
3.4 Expanding range, mm 385-520
3.5 Capacity, kg 2000 2000 1000
3.6 Expanding force, N 1 0-15000 1 0-10000 1 0-10000
3.7 2 0-30000 2 0-20000
3.8 Hydraulic pressure, MPa 0-0.6
4 Winding machine
4.1 Working moment, N/m ≥10000 ≥7000 ≥4000
4.2 Winding motor power, kW 15 11 11
4.3 Speed regulation method Inverter stepless
4.4 Winding shaft, mm 50x90x1850
4.5 Winding speed, r/mim 0-20 0-25 0-30
5 Welding method TIG, automatic
Welding speed, m/min 0-1 0-1 0-1
6 Cutting device disc blade
Cutting speed, m/min 1.5
Shearing length, mm 1350 1100 700
7 Shafts for interlaminar insulations two sets
Shaft diameter, mm Less than 400
Inner diameter, mm 76 76 76
Shaft length, mm 1400 1100 700
8 Terminal insulation device
Quantity Four sets (can be as requirement)
Outer diameter less than 350mm
Inner diameter 56mm
Width 15-200mm
9 Control system PLC automatic control
10 Counting precision 0.1 circle
11 Deviation rectifying method Servo system
11.1 Rectifying precision ±0.1mm

HV Foil Coil Winding Machine

This particular foil winding machine is specially designed to wind high voltage foil coils used in distribution transformers and power transformers.
It is a highly automated machine, allowing the original position of the winding unit, foil movements, turns, sectional turns in 25 sections, rectifying precision and deceleration speed to be preset on the 10.4” touch screen.

Technical Data

No. Item Data
1 Foil 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
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