Explore our primary line of automatic slot paper inserting, coil winding, shaping, and armature assembly machines. Manufactured in our Guangdong facility, each unit is precision-tooled to client stator lamination drawings and compliant with CE low-voltage safety directives.
The manufacturing ecosystem across Ireland—anchored strongly in the Greater Dublin Area (encompassing key industrial estates in Ballycoolin, Park West, Citywest, and the M50 corridor) and extending along the M7/M9 industrial axis—is undergoing a rapid technological evolution. Known globally as a premier European hub for life sciences, high-specification medical technology (MedTech), pharmaceutical sterile manufacturing, and advanced hyperscale cloud computing data centres, Dublin’s engineering demand has transitioned aggressively toward high-efficiency, zero-defect rotating electrical machinery.
In the motor manufacturing and electro-repair landscape, the stator insulation process represents the singular most failure-sensitive phase in the entire electro-mechanical production chain. Ground insulation breakdowns, commonly manifested through micro-fractures in slot liners or mechanical abrasion along lamination punch edges, account for over 38% of premature industrial induction motor dielectric failures according to IEEE and IEC electrical insulation reliability studies.
As China’s foremost engineering manufacturer and verified supplier of automated stator coil winding, slot paper inserting, coil lacing, and rotor processing solutions, Zunqi Intelligent Equipment Co., Ltd. bridges the gap between top-tier CNC motion engineering and competitive capital equipment expenditure. We furnish Dublin-based original equipment manufacturers (OEMs), precision contract assembly lines, and specialized sub-assembly motor shops with heavy-duty machinery built to withstand rigorous continuous three-shift manufacturing schedules.
An automatic insulation paper inserting machine performs four deeply interlocked kinematic phases within fractions of a second: continuous material de-reeling, dual-edge hem/cuff folding, calibrated cold creasing to match slot geometry, and rapid cam-driven insertion into the iron core stack. Achieving this at cycle speeds between 0.5 to 1.2 seconds per slot without inducing tensile fatigue or delamination in composite insulating films requires precise mechanical and servomotor orchestration.
Dual adjustable hem dies pre-form 2.5mm to 5.0mm folded cuffs on both ends of the strip. This double-layer hem acts as mechanical reinforcement, preventing wire abrasion during the subsequent high-speed copper coil insertion phase.
Cold forming blades generate accurate crease lines matching parallel, semi-closed, or pear-shaped stator slots. Crease angle precision ensures the paper hugs the iron tooth walls firmly, maximizing inner slot fill factor for copper turns.
A hardened alloy steel guide plate and sliding ram thrust the formed cell cleanly through the core bore into the target lamination slot. High-speed optical rotary encoders coordinate exact indexing to the next slot in milliseconds.
Our machines, including models such as the HONGFANG HF-D50 and customized CNC variations, feature hardened tungsten carbide shear blades capable of exceeding 5,000,000 cutting cycles between maintenance sharpenings. Whether running Nomex® aramid papers, DMD (Dacron-Mylar-Dacron) composites, NMN films, or ultra-thin electrical grade polyester (PET) films ranging from 0.12mm to 0.35mm thickness, our tooling guarantees clean cuts devoid of burrs, frays, or static cling delays.
Ireland's unique industrial profile necessitates machines that balance high batch-run repeatability with swift changeover agility. Here is how our automated insulation paper inserting and stator coil production equipment directly serves specific commercial manufacturing ecosystems across Leinster and the wider Republic:
With Dublin hosting one of Europe's largest cluster concentrations of enterprise data centres, cooling efficiency is paramount. Our machines manufacture outer-rotor and brushless DC (BLDC) fan stators that power critical air handling units (AHUs), fan wall arrays, and heat exchangers.
Dublin, Galway, and Cork medical device device developers require miniature fractional-horsepower (FHP) servo and stepper motors. Our micro-tooling configurations insert paper into miniature stators with inner bores down to 18mm without tearing thin 0.10mm polymer barriers.
Centrifugal, booster, and wastewater pump facilities in Leinster utilize our heavy-duty paper insertion systems to process deep-slot, high-stack-length induction stators (up to 160mm stack height), ensuring total slot bottom fill and unyielding insulation retention.
Supporting Ireland’s green transit initiatives, our automated slot inserting machines handle concentrated winding designs for automotive electric power steering (EPS), hydraulic brake booster pumps, and EV battery cooling pumps requiring high-vibration resistance.
Quantifying the return on capital investment (ROI) is crucial for Irish production managers operating under local Irish labour rates. The table below delineates the structural differences across insulation insertion methodologies:
| Performance Parameter | Manual Insertion & Folding | Semi-Automatic Insertion | Zunqi High-Speed CNC Inserter |
|---|---|---|---|
| Cycle Time (24-Slot Stator) | 180 – 300 seconds | 35 – 55 seconds | 12 – 18 seconds total |
| Dielectric Fault Rate | 2.5% – 4.8% (Hand creases, static) | 0.5% – 1.0% | < 0.05% (Zero micro-tears) |
| Cuff Uniformity & Flare | Highly irregular (±1.5mm variance) | Consistent (±0.3mm) | Precision Locked (±0.05mm) |
| Material Compatibility | Limited stiff composite sheets | Standard DMD, Mylar rolls | DMD, NMN, Nomex®, Film Composites |
| Labour Dependency | Extremely high, ergonomic fatigue | Moderate (1 operator per tool) | Minimal (1 operator runs 3 cells) |
| Tooling Changeover Time | N/A | 45 – 60 minutes | 15 – 25 minutes quick-swap |
| EU Power & Safety Compliance | Manual Bench | Standard 220V/380V Industrial | CE Directives, Optical Light Curtains |
Importing automated industrial machinery into Ireland requires absolute adherence to the European Single Market’s rigorous safety and energy efficiency protocols. Equipment delivered to Dublin ports must seamlessly integrate into facilities governed by European Commission directives and NSAI (National Standards Authority of Ireland) guidelines.
Under European Commission Regulation (EU) 2019/1781 laying down ecodesign requirements for electric motors and variable speed drives, motor manufacturers are mandated to meet stringent IE3 (Premium Efficiency) and IE4 (Super Premium Efficiency) ratings. Stator slot insulation directly impacts this compliance metric:
By executing razor-thin, precisely pre-creased slot cells that adhere flush to the tooth walls, our machines reduce dead space inside the slot, allowing an increase of 3% to 7% in active copper mass, directly lowering I²R copper thermal losses.
Compliant with Machinery Directive 2006/42/EC, Low Voltage Directive 2014/35/EU, and EMC Directive 2014/30/EU. Built with dual-channel emergency stop circuits, safety interlocks, and optional Category 4 infrared safety light curtains.
Electrical cabinets are wired natively for Ireland’s nominal 230V single-phase / 400V 3-phase 50Hz supply. Schneider, Siemens, or Omron control components ensure full compatibility with local spare parts stores across Dublin.
Headquartered in Qishi Town, Dongguan City—within the epicentre of China's advanced precision machinery and electro-technical industrial cluster—Zunqi Intelligent Equipment Co., Ltd. combines 17 years of direct international export trade with robust manufacturing scale. Operating with 51 to 100 skilled engineers, CNC machining centres, and dedicated assembly bays, our factory generates an annual turnover of US$2.5M to US$5M across global markets.
We never deliver generic, ill-fitting machines. Every inserter guide plate, creasing block, cuff die, and indexing star-wheel is custom CNC-machined from hardened Cr12MoV die steel to your exact stator lamination PDF/DWG drawing.
Eliminate multi-vendor friction. Zunqi designs and supplies matched machinery suites: Slot Insulation Inserting → Coil Winding → Coil & Wedge Inserting → Intermediate Shaping → Coil Lacing → Final Forming.
Before any machine departs our facility, customers send physical stator stacks. We conduct exhaustive video-recorded test runs under load, verifying cycle duration, paper edge integrity, and cuff dimensions before container dispatch.
Our technical support desk operates on an average initial response window under 9 hours, ensuring Dublin project managers receive prompt tooling consultations, electrical schematics, and quotes aligned with Irish business hours.
We integrate world-renowned brands into our control cabinets: Siemens, Mitsubishi, Panasonic, Delta, Inovance, Omron, Airtac, and SMC. Your local plant maintenance technicians can source common electrical parts off-the-shelf in Dublin.
Our premises, production lines, and quality verification workflows are rigorously audited onsite by independent third parties and Alibaba.com inspection teams, ensuring clean financial and operational provenance.
Connect with Zunqi’s Senior Technical Applications Team. Send us your stator lamination drawings (OD, ID, slot geometry, stack height), wire specifications, and output goals for a tailored, factory-direct machine layout and quotation.