Your Professional UV Coating Line Manufacturer!

 

Founded in 2005, Honglichang is a professional manufacturer specializing in integrated solutions for automated coating production lines, providing one-stop services from planning and design, manufacturing, installation and commissioning to after-sales support. Headquartered in Shenzhen's Longgang CBD, the company integrates marketing, R&D, and management. After nearly 20 years of industry experience, Honglichang has over 200 employees and a well-established organizational structure and technical system. Its products are widely used in automotive manufacturing, electronics, smart home appliances, construction machinery, aerospace, furniture, and sporting goods.

 
  • Plastic Painting Line
    Compared with solvent based paint, water-based paint, with its superiority of low VOC emission, low air pollution, high leveling and excellent appearance, has become popular in coatings.
    view more
  • UV Paint Line
    Honglichang has excellent perception of automatic painting process and deliberate consideration during planning and designing.
    view more
  • UV Paint Shop
    Details Dust-free Automatic Painting Line for Water-based Coatings. Compared with solvent based paint, water-based paint, with its superiority of low VOC emission, low air pollution, high leveling...
    view more
  • UV Painting Machine
    This UV hard coating machine is a painting line for applying Hardcoat coating to the outside surface of automotive headlamp lenses.
    view more
  • Metalizing UV Coating Line
    Details It is UV Coating painting system with 2 UV painting lines with vacuum metallization/PVD process for plastic parts. Most of target substrates are made from ABS or PC, so flaming treatment...
    view more
  • PVD UV Coating Line
    Plastic Parts: automotive
    Type of coating: base coat & top coat
    Colour: transparent
    view more
 

Why Choose Us

 

 

One-Stop Solution
From initial planning to post-operation and maintenance, we provide turnkey services throughout the entire process, helping clients efficiently implement automated coating projects.

Advanced Equipment
Leveraging its new factory and advanced equipment put into operation in 2019, the company possesses the R&D and manufacturing capabilities for large-scale coating production lines, achieving efficient production, precise management, and stable delivery through intelligent control systems.

Production Market
Honglichang has established offices in Suzhou, Tianjin, and Chongqing, and has expanded its business to countries and regions including India, Malaysia, the Philippines, Singapore, Egypt, Turkey, Russia, Lithuania, and the United States.

Certifications & Certifications
With highly competitive technology, advanced processing equipment, and an experienced engineering team, Honglichang has successfully obtained numerous innovation, ISO system, and safety certifications. Furthermore, Honglichang has obtained invention patents, programming patents, and utility model patents related to automated spraying.

Our Customers
Our esteemed customers, including BASF, BYD, Yanfeng, Luxshare, Goertek, Marelli, among others, have witnessed our impressive development and innovation in recent years. We also cherish our long-term collaboration with automation pioneers such as Siemens, ABB, FANUC, Yaskawa, Graco, Sames, Binks, SMC, Omron, etc.

 

Advantages of UV Coating Line

 

High-efficiency production

 

UV curing is fast, typically completing the curing process in just a few seconds, significantly shortening the production cycle and improving efficiency.

01

Superior coating

 

UV coatings possess excellent physical and chemical properties, such as high hardness, abrasion resistance, and corrosion resistance, significantly improving the surface quality and durability of workpieces.

02

Environmentally friendly and energy-saving

UV curing requires no heating, resulting in low energy consumption. Furthermore, UV coatings have a low volatile organic compound (VOC) content, helping to reduce emissions and meeting environmental protection requirements.

03

High degree of automation

 

The automated UV painting line utilizes advanced automation control technology, achieving high-precision and consistent spraying results, reducing errors and instability caused by human operation.

04

High flexibility

 

Spraying robots and adjustable UV curing systems allow the automated UV painting line to adapt to workpieces of different shapes and sizes, meeting diverse production needs.

05

 

 

Applications of UV Coating Line

Automotive Industry
UV anti-microbial paint is used on interior parts like dashboards and door handles to improve hygiene. It also protects exterior parts, such as bumpers, from algae and fungi, maintaining the vehicle’s appearance and resale value.

Electronics Industry
UV anti-microbial coatings are applied to electronic devices like smartphones and tablets to keep surfaces clean, reducing germs and maintaining device performance.

Furniture Industry
UV anti-microbial paint is used on both indoor and outdoor furniture. It helps prevent germ spread in public spaces and protects outdoor furniture from fungi and algae, extending its life.

Plastics Industry
Plastic components across consumer goods, appliances, and automotive interiors benefit significantly from UV coating technology. The ability to bond effectively with diverse plastic substrates sets UV apart from traditional coatings.

UV Painting Machine

 

Components of a UV coating line

 

1. Conveying System

This system transports workpieces from the loading area to the spraying area and delivers finished workpieces to the curing and unloading areas. The conveying system typically uses chain conveyors or roller conveyors to ensure smooth movement of the workpieces throughout the spraying process.

2. Spraying System

This system includes spray guns, a spraying robot, and a paint supply system. The spraying system is programmable and controls the uniform spraying of the workpiece surface. The spraying robot can be flexibly adjusted according to the shape and size of the workpiece, improving spraying efficiency and quality.

3. UV Curing System

This system consists of multiple ultraviolet lamps, typically installed in the curing area. The UV curing system enables rapid curing of the coating, significantly shortening the production cycle. The wavelength and power of the UV lamps can be adjusted according to different paint types and process requirements.

4. Exhaust Gas Treatment System

Exhaust gases and volatile organic compounds (VOCs) generated during the spraying process need to be purified by an exhaust gas treatment system to ensure emissions meet environmental standards. Common exhaust gas treatment equipment includes activated carbon adsorption devices and catalytic combustion devices.

5. Control System

This includes a PLC (Programmable Logic Controller), a touch screen, and various sensors. The control system automates the entire painting line, coordinating the operation of each stage, including workpiece conveying, spraying, curing, and exhaust gas treatment.

 

The core process flow of a UV coating line
1

Automatic Spraying

The workpiece is forcibly rotated by a robotic arm, and two-component UV coatings are applied for primer and topcoat, with a maximum annual consumption of 8.50 tons.

2

Drying and Leveling

The paint film is stretched and shaped in a closed, constant-temperature environment, with a negative pressure environment maintaining stable airflow.

3

UV Curing

After irradiation by a high-pressure mercury lamp in the UV curing chamber, the paint layer completes the polymerization reaction within 5-10 seconds.

4

Post-processing

After curing, the workpiece undergoes oil polishing, and dust is purified through a water-washing dust removal system.

 

Specifications

 

 

Paint Process: 2C2B+PVD, 3C3B+UV/PU, 5C5B, etc.

Conveyor Speed: 5-15m/min.

Clean Class: 1K.

 

Packaging and Shipping

 

productcate-1-1

productcate-1-1

productcate-1-1

 

Our Certificates

 

productcate-1-1
productcate-1-1
productcate-1-1

 

 

FAQ

 

Q: How do you guarantee our quality standards?

A: We layer in quality: offline robot programming optimizes spray paths first, SCADA logs every parameter (full traceability), and we can add automated vision checks for 100% surface inspection. One client matched their OEM's strict standards on the first try.

Q: How fast can you set up a car parts paint shop?

A: 3-6 months with modular parts.

Q: Does it work for EV production lines?

A: Yep, it's perfect for EV parts like BYD's, with eco-friendly coating.

Q: How much maintenance is needed?

A: Daily wipe-downs, quarterly checks. Downtime's under 2% with our support.

Q: Can it fit in a small factory?

A: Absolutely. We design compact layouts-even multi-level (mezzanine) setups to save floor space. Our 3D simulation lets you see the layout first, so we maximize output per square meter. A Guangzhou client with a tight space now runs 2 lines where they used to fit 1.

Q: Is this a fully unmanned, "lights-out" factory system?

A: While highly automated for minimal supervision, the system is engineered for operational excellence with strategic human oversight. Tasks like fixture loading, final quality audit, and system monitoring are essential for ensuring ultimate reliability and quality, creating a perfect synergy between automation and human skill.

We're well-known as one of the leading UV coating line manufacturers and suppliers in China, also support customized service. Please feel free to buy high quality UV coating line for sale here from our factory. For quotation, contact us now.

Metalizing UV Coating Line, Plastic Painting Line, PVD UV Coating Line
Send Inquiry
Send Inquiry