Transformer Core Cutting Machine

This production line is designed for slitting, punching, and notching small to medium-sized transformer core laminations. It produces laminations with full mitered, half mitered, and butt-lap joints. The line processes silicon steel coils into laminations of preset shapes and dimensions, which are then sorted and stacked at the output end, ready for core assembly.

Main Components

1.Single-Head Decoiler (Hydraulically expanding mandrel)

2.Inclined Infeed Guide & Ramp

3.Servo Feeding Machine (Servo-driven, with precision length measuring system and center-line positioning)

4.Punching Section: Two (2) V-Notching Units, each with dedicated tooling. Punching is servo-driven; units are longitudinally fixed and transversely movable via servo motors. One (1) Hole Punching Unit, with one set of dies. Servo-driven and fixed in position. (Capable of processing center legs, top yokes, and side yokes.)

5.Shearing Section: Two (2) Angled Shear Units (e.g., 45° and 135°), each servo-driven with one set of tools.

6.Centering Outfeed Conveyor

7.Stacking and Sorting Unit (Including sheet separator and stack press)

8.Receiving Cart (With 4 stacking pallets)

9.Full-Line Width Adjustment System (Servo-driven, center-oriented adjustment)

10.Pneumatic System (Excluding external air compressor and dryer)

11.Electrical Control System (Featuring main control cabinet and operator console with Delta PLC and touch-screen HMI)

 

technical parameter

Material Requirements (Coil)Width Tolerance±0.1 mm
Burr Height≤ 0.03 mm
Camber (Bow)≤ 0.1 mm per 1000 mm (unidirectional)
Waviness≤ 15 mm over any 1000 mm span (wave height ≤ 15 mm)
Processing CapabilityMaterial Thickness0.18 – 0.35 mm
Lamination Width40 – 400 mm
Lamination Length400 – 2500 mm
Punch Hole DiameterØ10 – Ø24 mm
Hole PositionAdjustable bi-directionally along the centerline
V-Notch Offset (from center)±30 mm
Processing AccuracyLength Tolerance±0.2 mm per meter
Angle Tolerance±0.1°
Shear Burr≤ 0.02 mm (Tool life: approx. 500,000 strokes per grind)
Punch Burr≤ 0.02 mm (Tool life: 200,000 – 300,000 strokes per grind)
Production SpeedUp to 60 laminations per minute
Total Installed PowerApproximately 24 kW
Compressed Air Consumption1.5 m³/min at ≥ 0.6 MPa
Power SupplyVoltage380V AC (±10%)
Frequency50Hz (±2%)
Operating EnvironmentTemperature ≤ 45°C; Relative Humidity ≤ 85% (non-condensing)
Primary Operation SideLeft side (facing material flow direction)

FAQ

The equipment is primarily designed for manufacturing copper and aluminum busbars, particularly suitable for standard rectangular busbars. The processing width, thickness, and length can be configured or customized according to the client's specific requirements, ensuring long-term stable operation without overload.

The standard configuration typically includes punching, shearing, and bending stations, enabling continuous multi-step processing. This multi-station design effectively reduces the turnaround time of the busbar between different machines, thereby enhancing overall processing efficiency.

The equipment features a high-rigidity integral structure and a stable hydraulic system, combined with precise positioning technology to ensure consistent hole positions, lengths, and bending angles, making it ideal for batch continuous production.

The system supports customized configurations including tonnage capacity, busbar specifications, power voltage, control modes, mold configurations, and automation levels, ensuring seamless alignment with clients' actual production requirements.

The operational logic is clear, and the control system is user-friendly. Ordinary employees can operate independently after brief training, reducing reliance on highly skilled workers.

The equipment is engineered for industrial continuous operation. With proper operation and maintenance, it maintains stable performance under high-intensity conditions.

Routine maintenance primarily involves basic inspections and periodic upkeep, which are low-complexity. We provide detailed maintenance guidance to help extend the service life of your equipment.

We provide remote technical support, video tutorials, hands-on training, and spare parts assistance, covering basic operations, mold assembly/disassembly, routine maintenance, and troubleshooting (including alarm handling and hydraulic leak resolution) to ensure long-term stable operation of your equipment.

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