The Online PCBA Coating Robot is built for continuous, high-precision conformal coating in SMT production lines. Multi-axis arms with adjustable spray valves deliver uniform adhesive and protective layers across single- or double-sided PCBs. Integrated online conveyors provide smooth transport with precise positioning. IR/UV curing zones with independent cooling ensure consistent curing without thermal stress. CCD vision monitors coating quality in real time. PLC-based control allows operators to adjust speed, spray height, and coating volume, enabling high throughput and uniform quality across PCBA assemblies and LED modules.
The online robot uses multiple axes to apply coatings accurately on complex PCB surfaces. Adjustable spray valves accommodate various material viscosities, including UV adhesives and conformal coatings. Edge recognition and height detection ensure uniform application, while preventing under- or over-coating. Supports single- and double-sided boards. This guarantees repeatable coverage for dense SMT PCBs, LED assemblies, and high-value electronics in continuous production.
The system features robust aluminum and stainless steel conveyors driven by stepper motors, ensuring precise, stable PCB transport. Width and height are adjustable for different board dimensions. Push and buffer mechanisms prevent misalignment and maintain position during coating. Fiber optic sensors detect board presence and prevent collisions. Optional return and spacing adjustment allows flexible line configuration. The design supports high-throughput online coating while maintaining uniform coverage and board integrity.
Integrated IR/UV curing zones provide consistent energy to rapidly cure coatings, while independent cooling protects components. PLC-based control allows real-time adjustment of conveyor speed, curing intensity, and zone configuration. CCD vision monitors coating uniformity and detects defects before PCBs exit the line. Full automation reduces manual intervention, ensures repeatable quality, and maintains reliable conformal coating on PCBs and LED modules for large-scale SMT production.
| Item | I.C.T-T420 |
|---|---|
| Valves Number | Atomizing valve 1pcs, precision valve 1pcs |
| Axis Number | 3-Axis (X, Y, Z) |
| PCB Size | 50×50 ~ 400×400 mm |
| PCB Thickness | 0.4 ~ 6 mm |
| PCB Warpage | <1% |
| Driver System | Stepper motor |
| Material Volume | 1×10L glue bucket + 1×2L cleaning bucket |
| Max. Speed | 400 mm/sec |
| Max. Component Height | 80 mm |
| Fan Shape Spray Width | 5 ~ 8 mm |
| Smallest Spray Diameter | 5 mm |
| Repeated Accuracy | ±0.1 mm |
| Product Changeover | <8 Minutes |
| Inspect Light | UV Light |
| Air Pressure | 4.5 ~ 6 Kg/cm² |
| Power Supply | AC220V±10%, 50/60Hz, 500W (Option: 110V) |
| Control Method | Control handle |
| Dimension (L×W×H) | 800×900×900 mm |
| Weight | Approx. 50 kg |
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The PCBA Online Coating Robot integrates with I.C.T’s SMT and DIP production equipment, including pick-and-place machines, selective soldering units, jet dispensers, AOI inspection systems, and depaneling stations. Integration ensures seamless production from component placement to selective coating and curing. CCD vision monitors quality inline. Combined systems enhance throughput, reduce rework, and maintain repeatable coating results across the SMT line, suitable for smartphone and high-density PCBA assembly.
| Product Name | Purpose in PCBA Coating Line |
|---|---|
Applies precise protective coatings to circuit boards for dustproof, waterproof, and explosion-proof protection. | |
Hardens coatings with IR or UV light, ensuring durable and strong protection. | |
Transports circuit boards smoothly through the coating line for efficient processing. | |
Provides and stores PCB for the production line, ensuring smooth input and output. | |
| Conformal coating AOI | Inspects coating quality and detects defects to ensure high standards. |
In December 2025, I.C.T delivered three production lines—SMT, DIP, and Coating—to a Saudi Arabian automotive electronics client. Engineers conducted installation, calibration, and operator training. The customer previously visited I.C.T in June 2025 for equipment inspection and process familiarization. After commissioning, the client awarded honorary certificates to I.C.T engineers, recognizing professional service and reliability of the complete SMT, DIP, and coating line solution for a new ODM factory focused on R&D, design, and independent production.
I.C.T provides complete support for SMT, DIP, and coating factory operations. Pre-delivery assessment includes PCB type, coating materials, production targets, workshop layout, and future expansion. Post-delivery, engineers support installation, commissioning, operator training, maintenance, and process optimization. Integration of coating, curing, and handling systems ensures a stable workflow. New factories receive guidance from layout planning to trial production. Existing lines benefit from optimized throughput, balanced operation, and consistent high-quality PCBA coatings.
Clients appreciate I.C.T’s practical guidance and fast response. Engineers provide clear operational instructions, reducing errors and improving throughput. Export packaging ensures safe delivery. Technical questions are addressed quickly by coordinated sales and engineering teams. Customers gain confidence deploying new SMT, DIP, and coating lines while achieving repeatable, high-quality conformal coatings on PCBA and LED modules.
The SMT PCB Online PCBA Conformal Coating Robot is CE and ISO9001 certified. Quality control covers inspection, assembly verification, function testing, packing, shipment tracking, installation records, and after-sales service. These procedures ensure reliable, repeatable coating performance, reduce operational risk, and maintain uniform results across continuous SMT PCB production, including selective coating of high-density LED and electronic modules.
I.C.T delivers turnkey solutions for SMT, DIP, coating, dispensing, assembly, and smart factories. In-house R&D, production, engineering, sales, and service teams support clients from planning to stable production. Projects worldwide include equipment supply, installation, training, and process optimization. I.C.T builds new facilities from 0 to 1 and upgrades existing lines from 1 to 10, enabling scalable, precise, and reliable PCBA conformal coating and assembly production systems.
FAQ:
Q: Which is better, an offline or an online coating machine?
A: The choice between an offline and an online coating machine depends on your unique production requirements. Offline machines, like those offered by I.C.T, are well-known for their precision and efficiency. They are ideal for smaller batch production where meticulous coating quality is paramount. Online coating machines, on the other hand, are designed for high-volume, continuous production lines, offering speed and automation. Your decision should consider factors such as production volume, budget, and the need for precision, with I.C.T providing trusted solutions for precision coating needs.
Q: What are the techniques of conformal coating?
A: Conformal coating machines have drawbacks including high initial costs, maintenance needs, skilled operator requirements, material limitations, potential environmental concerns, space requirements, production delays, and limited flexibility. However, their benefits in protecting electronics often make them a worthwhile investment for manufacturers.