Transformer Core Lamination Stacking Machine

Product Specifications

Technical details and manufacturing context for Transformer Core Lamination Stacking Machine

Definition

This specialized industrial machine automates the precise stacking of silicon steel laminations to form transformer cores. It ensures consistent layer alignment and pressure control during the stacking process, which is critical for minimizing core losses and optimizing magnetic performance. The machine integrates into transformer manufacturing lines, replacing manual stacking methods to improve production efficiency and quality consistency. It serves as essential capital equipment for transformer manufacturers supplying power distribution networks, industrial facilities, and renewable energy infrastructure.

The machine handles laminations with thicknesses typically ranging from 0.2 to 0.5 mm (per IEC 60404-8-1) and sizes from 50 to 500 mm. It can build cores up to 300 mm in height, with a stacking pressure adjustable between 1.0 and 1.6 MPa. Positioning accuracy is ±0.05 mm, ensuring precise layer alignment. Cycle time per stack ranges from 10 to 30 seconds, depending on core height. The machine requires a power supply of 5–15 kW and operates within an ambient temperature range of 5–40 °C and non-condensing humidity up to 85% RH. Its footprint is 3000×2000×2500 mm, and it uses a pneumatic system with operating pressure of 0.6–0.8 MPa. The control system is a PLC with HMI (e.g., Siemens or Mitsubishi), and the machine is designed in accordance with ISO 12100 for safety. Noise level at the operator position is ≤75 dB(A) per ISO 11201.

Constructed from structural steel, aluminum alloy, stainless steel, and polymer composites, the machine is built for industrial durability. For procurement, verify model-specific parameters, safety compliance, and integration requirements with the legal manufacturer or supplier.

Working Principle

The machine automatically feeds pre-cut silicon steel laminations from a magazine or conveyor. A precision mechanical handling system picks each lamination, aligns it to the stacking position using sensors and guides, and places it onto the growing stack. Controlled pressure is applied between layers via a pneumatic or hydraulic system to ensure tight, uniform stacking. The process repeats until the desired core height is reached, with the PLC coordinating all movements and monitoring alignment and pressure. This replaces manual stacking, improving consistency and reducing labor.

Common Materials

Structural Steel, Aluminum Alloy, Stainless Steel, Polymer Composites

Technical Parameters

Parameter	Typical range	Notes & selection driver
Maximum Stack HeightRequired	100–300 mm	Maximum achievable core height
Stacking PressureRequired	1.0–1.6 MPa	Controlled pressure during lamination stackingISO 5208
Lamination Size RangeRequired	50–500 mm	Minimum to maximum lamination dimensions
Positioning AccuracyRequired	±0.05 μm	Precision of lamination placement
Power Consumption	5–15 kW	Maximum electrical power requirement
Machine Footprint	3000×2000×2500 mm	Floor space required for installation
Operating Pressure	0.6–0.8 MPa	Pneumatic system pressure
Cycle Time	10–30 s/stack	Per stack, depends on height
Lamination Thickness	0.2–0.5 mm	Standard electrical steel thicknessIEC 60404-8-1
Control System	PLC + HMI	Siemens or Mitsubishi
Safety Standard	ISO 12100	Risk assessment and safety designISO 12100
Noise Level	≤75 dB(A)	At operator positionISO 11201
Operating Temperature	5–40 °C	Ambient temperature range
Humidity Range	≤85 %RH	Non-condensing

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Lamination Feeder
Automatically supplies laminations from storage to stacking area

Material: Stainless Steel
Precision Stacking Head
Handles and positions laminations with micron-level accuracy

Material: Aluminum Alloy
Pressure Control System
Applies and maintains consistent stacking pressure

Material: Steel Alloy
Alignment Vision System Optional
Optical verification of lamination positioning

Material: Polymer Housing
Programmable Controller
Central control unit for automation sequences

Material: Electronic Components

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Transformer Core Lamination Stacking Machine.

Manufacturers of Transformer Core Lamination Stacking Machine

Manufacturer profiles associated with Transformer Core Lamination Stacking Machine.

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Frequently Asked Questions

What is the typical lamination thickness range handled by this machine?

The machine handles laminations with thicknesses from 0.2 to 0.5 mm, as referenced in IEC 60404-8-1. However, the actual range may vary by model; confirm with the manufacturer.

What is the positioning accuracy of the stacking process?

The positioning accuracy is ±0.05 μm, ensuring precise layer alignment. This value is a reference; verify the specific model's accuracy with the supplier.

What safety standards does the machine comply with?

The machine is designed in accordance with ISO 12100 for risk assessment and safety design. This is a reference standard; the actual compliance should be verified with the manufacturer.

What is the machine's footprint and power requirement?

The machine footprint is 3000×2000×2500 mm, and power consumption ranges from 5 to 15 kW. These are reference values; check the technical datasheet for the specific model.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	N/A (mechanical stacking process)
other spec:	Lamination thickness: 0.23-0.35mm, Stacking accuracy: ±0.05mm, Production rate: 200-800 laminations/hour
temperature:	15-35°C (operating environment)