Editorial Technical Reference

Electric Motor Stator Winding Machine

This page explains how Electric Motor Stator Winding Machine is classified within Manufacture of Electric Motors, Generators and Transformers. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Automated industrial machine for precision winding of copper wire onto electric motor stators.

View Full Specifications Explore Manufacturing Sources
Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Electric Motor Stator Winding Machine

Definition
This automated industrial machine is designed for high-precision winding of insulated copper wire onto the cores of electric motor stators. It plays a critical role in the B2B manufacturing supply chain by enabling mass production of motor components with consistent quality and reduced labor costs. These machines are essential for manufacturers of industrial motors, automotive traction motors, and appliance motors, directly impacting production efficiency and final product performance. Their integration into assembly lines allows for scalable output to meet varying market demands. The machine handles wire gauges from 0.1 to 2.0 AWG, applies controllable tension from 0.5 to 10 N, and achieves positioning accuracy of ±0.02 mm. It supports stator stack heights up to 100 mm and outer diameters from 20 to 200 mm. With up to 8 spindles, it can wind multiple stators in parallel, and its programmable control system stores up to 100 winding patterns. The machine operates at speeds up to 3000 rpm and consumes 5–15 kW. It is controlled via a PLC and HMI from Siemens or Mitsubishi, and operates in temperatures of 5–40 °C and humidity of 20–80% RH (non-condensing). The machine weighs between 1500 and 3000 kg and has a footprint of approximately 2000×1500×1800 mm. All values are reference ranges and must be verified with the manufacturer for specific models and applications.
Working Principle
The machine uses a programmable robotic arm or spindle to guide and tension copper wire, precisely laying it in predetermined patterns (concentric, lap, or wave windings) onto a rotating stator core held in a fixture, often controlled by CNC for repeatability. The wire is fed from a spool through tensioners and guides, and the spindle moves in multiple axes to place the wire accurately in the stator slots. The CNC system ensures consistent tension and placement, and the machine can switch between different winding patterns automatically. The process is monitored for wire breakage and tension deviations, and the machine stops if anomalies are detected.
Common Materials
High-Strength Steel Alloy, Precision Ball Screws, Industrial-Grade Servo Motors, Polymer Insulation Guides
Technical Parameters
ParameterTypical rangeNotes & selection driver
Wire Gauge RangeRequired0.1–2.0 AWGRange of copper wire diameters the machine can handle
Winding TensionRequired0.5–10 NControllable tension applied to the wire during winding
Positioning AccuracyRequired±0.02 mmPrecision of wire placement on the stator slot
Maximum Stator Stack HeightRequired100 mmMaximum axial length of the stator core that can be wound
Programmable Winding Patterns100 countNumber of pre-programmed winding configurations stored
Power Consumption5–15 kWTypical operational power draw
Winding Speed0–3000 rpmVariable speed control
Number of Spindles1–8Parallel winding for productivity
Stator Outer Diameter Range20–200 mmFor typical motor sizes
Control SystemPLC + HMISiemens or Mitsubishi
Operating Temperature5–40 °CFor control cabinet
Humidity Range20–80 % RHNon-condensing
Machine Weight1500–3000 kgDepending on configuration
Footprint (L×W×H)2000×1500×1800 mmApproximate; varies with options

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
  • CNC Control System
    Controls spindle rotation, wire feed, and pattern execution
    Material: Electronics Enclosure
  • Wire Tensioner
    Maintains consistent and adjustable tension on the copper wire
    Material: Spring Steel, Ceramic Guides
  • Rotary Spindle Head
    Rotates the stator core fixture during the winding process
    Material: Hardened Steel
  • Wire Guide Nozzle Part
    Precisely directs the wire into the stator slots
    Material: Wear-Resistant Polymer
  • Stator Core Fixture Part
    Securely holds the stator core in place during winding
    Material: Aluminum Alloy

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Electric Motor Stator Winding Machine.

Stator Winder Motor Coil Winding Machine Automatic Coil Winding Equipment

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (pneumatic systems typically 0.4-0.8 MPa)
other spec: Wire tension: 0.1-5.0 N, Winding speed: 100-2000 RPM, Wire diameter: 0.1-2.0 mm
temperature: 15-35°C (operating environment)
Media Compatibility
✓ Enameled copper wire ✓ Magnet wire (Class F insulation) ✓ Polyimide-coated wire
Unsuitable: Corrosive or conductive dust environments
Sizing Data Required
  • Stator OD/ID dimensions
  • Number of slots/poles
  • Wire gauge and winding pattern

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Insulation Breakdown
Cause: Thermal degradation from overheating due to poor ventilation, overloading, or voltage imbalance, leading to short circuits or ground faults.
Winding Deformation or Displacement
Cause: Mechanical stress from improper winding tension during operation, vibration from misalignment, or thermal cycling causing expansion/contraction.
Maintenance Indicators
  • Unusual humming, buzzing, or grinding noises indicating bearing wear or winding issues
  • Visible overheating signs such as discoloration, burning smell, or excessive heat emission from the stator housing
Engineering Tips
  • Implement regular infrared thermography scans to detect hot spots and thermal anomalies before insulation failure occurs
  • Use vibration analysis and alignment checks to prevent mechanical stress on windings, and maintain clean, dust-free cooling paths to avoid overheating

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
CE Marking - Machinery Directive 2006/42/EC IEC 60204-1 - Safety of machinery - Electrical equipment of machines

Quoted from the published standard.

Manufacturing Precision
  • Wire tension: +/- 5% of set value
  • Winding pitch accuracy: +/- 0.1mm
Quality Inspection
  • Insulation Resistance Test (IR Test) - Minimum 100 MΩ at 500V DC
  • Winding Electrical Continuity Test - Resistance variation within +/- 2% of specification

Manufacturers of Electric Motor Stator Winding Machine

Manufacturer profiles associated with Electric Motor Stator Winding Machine.

Sourcing Electric Motor Stator Winding Machine from China?
Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.
Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Frequently Asked Questions

What wire gauges can this machine handle?

The machine can handle copper wire diameters in the range of 0.1 to 2.0 AWG. However, the exact range may vary depending on the specific model and configuration, so it is essential to confirm with the manufacturer for your application.

What is the positioning accuracy of the winding?

The positioning accuracy is ±0.02 mm, which ensures precise placement of the wire in the stator slots. This accuracy is critical for consistent motor performance and is maintained through the CNC control system.

Can the machine wind different stator sizes?

Yes, the machine can accommodate stator outer diameters from 20 to 200 mm and stack heights up to 100 mm. These are reference ranges; for specific stator dimensions, please consult the manufacturer to ensure compatibility.

What control system does the machine use?

The machine is typically equipped with a PLC and HMI from Siemens or Mitsubishi. This allows for programming up to 100 winding patterns and provides a user-friendly interface for operation and monitoring. The exact control system may vary by configuration.
Data basis: editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Data Basis

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

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.
Buyer enquiry

Request manufacturing insight for Electric Motor Stator Winding Machine

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes
Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here
We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman
CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim
A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

Your business information is used only to process this request.

Thank you! Your message has been sent. We'll respond within 1–3 business days.
Sorry, we couldn't send your message. Please try again, or email us at contact@cnfx.com.

Need to Manufacture Electric Motor Stator Winding Machine?

Compare manufacturer profiles with relevant product and process capability.

Create Manufacturer Profile Contact Us
Previous Product
Transformer Core Lamination Stacking Machine
Last Product
Get QuotesChat