China High & Low Voltage Horizontal Winding Machine for Transformers - Reliable Suppliers & Factory Solutions

Introducing our High & Low Voltage Horizontal Winding Machine, an essential piece of equipment for transformer coil manufacturing in China. This advanced machine is designed to efficiently produce both low-voltage coils (≤10kV) and high-voltage coils (110kV-500kV), featuring a robust horizontal structure that ensures the stable winding of large-diameter coils. As a leading supplier in the industry, we emphasize precision with a wire arrangement error of just ±0.1mm and boast an automatic tension control system ranging from 5-5000N. Our machine is compatible with both pancake and layer winding processes, significantly enhancing production efficiency and coil quality for medium to small transformers. Trust our factory to deliver the highest standards in winding technology for your manufacturing needs

Product Description

Product Specification

Code SH-0.5T SH-1T SH-2T SH-3T SH-5T SH-10T
Max. Loading 0.5T 1T 2T 3T 5T 10T
Main axis rotating speed 0–240 r/min 0–150 r/min 0–90 r/min 0–60 r/min 0–20 r/min 0–10 r/min
Speed adjusting method Stepless speed adjust
Main axis center height 850mm 850mm 1000mm 1100mm 1300mm 1400mm
Max. distance between main axis and end seat 1200mm 1500mm 2000mm 2500mm 3000mm 3500mm
End seat moving stroke 0–600m 0–750m 0–1000m 0–1200m 0–1500m 0–1500m
Main axis power 3kw 4kw 5.5kw 7.5kw 11kw 15kw

Product Advantages

🏗️ 1. Strong Load-Bearing Stability

Integrated rigid base design for headstock and tailstock, load capacity from 1,000 kg to over 25 tons. Stable support for large-diameter (≤3,500 mm) high-voltage pancake or low-voltage layer coils, avoiding radial runout.

2. High & Low Voltage Compatibility

Covers winding needs from 10 kV to 500 kV. Compatible with round wires (0.3-3 mm), flat wires (≤3×12 mm), and transposed conductors with modular tension control (5–5,000 N).

🎯 3. High-Precision Wire Arrangement

Servo motor and ball screw drive achieve 0.01 mm precision. PLC-controlled turn counter ensure accurate counts (error ≤±1 turn), reducing eddy current loss and voltage ratio deviations.

🤖 4. Efficient Automated Linkage

HMI + PLC system stores 30+ process parameter sets. Integration with pay-off stands and insulation machines increases production efficiency by more than 5 times compared to manual work.

🔧 5. Flexible Process Adaptability

Perfect for layer and pancake winding. Supports 2–4 wire parallel processes with independent tension control, solving spacer slipping issues common in vertical machines.

🛡️ 6. Stable & Safe Operation

Hard-tooth surface gear system (noise ≤70 dB). Real-time fault detection for tension deviation, wire breakage, and overload reduces rejection rates to below 0.5%.

Product Display

Precision Wire-Arranging Machine
Horizontal Winding Equipment

Application Scenarios

I Winding of Power Transformer Coils
Supports heavy coils (1T–25T) for high-voltage (110–500 kV) applications.
Precision tension control ensures tightness for thick paper-insulated flat wires.
II Low-Voltage Distribution Transformer Coils
Compatible with 0.3–3 mm enameled round wires and 1×3 mm flat wires.
Rapid switching between production specs with preset parameters.
III Dry-Type (Epoxy-Cast) Transformer Coils
Pneumatic pressing device avoids air bubbles during casting.
Maintains cross-section flatness deviation ≤0.5 mm/m for strict casting requirements.
IV Special Transformer Coils
Rectifier transformers: Multi-winding segmented production for industrial electrolysis.
Traction transformers: Low-speed precision winding for high-speed rail/subway applications.

Frequently Asked Questions

Q1 Maximum load capacity and coil sizes?
The series supports up to 25 tons and accommodates coils up to 3,500 mm in diameter, ideal for heavy power transformers (1,000 kVA+).
Q2 Wire compatibility and tension control?
Compatible with round wires (0.3-3 mm), flat wires (≤3×12 mm), and transposed conductors. Tension is adjustable from 5 to 5,000 N for precise control.
Q3 Wire arrangement and counting accuracy?
Features 0.01 mm precision arrangement and a PLC counter with error ≤±1 turn, ensuring strict voltage ratio control.
Q4 Can it be integrated into automation lines?
Yes, via RS485 interface. It links with pay-off stands and insulation wrappers for integrated production, boosting efficiency by 5x.
Q5 Suitable for dry-type epoxy-cast coils?
Specifically designed for SCB-series coils, using radial pneumatic pressing to eliminate air bubbles and ensure cross-section flatness.
Q6 Safety and quality protection features?
Includes tension deviation alarms, wire breakage detection, and overload protection to keep rejection rates below 0.5%.

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