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Help CenterPLC‑Controlled Electrophoresis Production Line Stable Operation On Automotive Metal Components
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Deqing Leixin Coating Equipment Co., Ltd., established in 2011 and ISO9001 certified, presents our PLC-Controlled Electrophoresis Production Line engineered for stable operation on automotive metal components. This advanced system integrates precise programmable logic control with robust electropainting technology, ensuring uniform coating thickness and high throughput for OEM and aftermarket parts. Backed by over a decade of manufacturing expertise and a 1,000–3,000 m² factory, we deliver reliable solutions for global automotive supply chains.
Our electrophoresis line is designed to meet the demanding requirements of automotive metal component coating, offering consistent film quality, excellent corrosion resistance, and minimal paint waste. The PLC controller provides full automation of the dipping, rinsing, and curing processes, reducing human error and enhancing productivity. With customizable parameters and real-time monitoring, this production line adapts to various part geometries and production volumes.
Key Features & Technical Specifications
- PLC Automation: Siemens or Mitsubishi PLC (optional) for precise control of conveyor speed, voltage, and bath temperature.
- Stable Electrophoresis Process: Constant voltage/current rectifier with <1% ripple ensures uniform deposition.
- Automotive-Grade Components: All tanks and piping are made of 316 stainless steel or lined with chemical-resistant polymer.
- Energy Efficiency: Integrated heat recovery system reduces curing oven energy consumption by up to 20%.
- Modular Design: Expandable from 1,000 to 10,000 liters bath capacity.
- Environmental Compliance: Closed-loop water recycling and VOC filtration system meet international standards.
| Parameter | Typical Value | Notes |
|---|---|---|
| Conveyor Speed | 0.5 – 5 m/min | Adjustable via PLC touchscreen |
| Voltage Range | 0 – 400 V DC | Ripple ≤ 1% |
| Bath Temperature | 25 – 35°C | Controlled by PID |
| Curing Oven Temp | 140 – 200°C | Hot air circulation |
| Coating Thickness | 15 – 35 μm | Uniform ±3 μm |
The system is ideal for coating automotive metal components such as chassis parts, brackets, engine blocks, and suspension arms. It provides excellent edge coverage, high throw power, and adhesion to various substrates including steel, aluminum, and galvanized metals. The PLC-controlled stable operation minimizes downtime and ensures repeatable quality across batches, which is critical for automotive OEMs and Tier 1 suppliers.
Why Choose Deqing Leixin?
With over 10 years of coating equipment manufacturing experience, Deqing Leixin has delivered electrophoresis lines to clients across North America, South America, Europe, Southeast Asia, Africa, and Oceania. Our annual export value exceeds US$1 million, and we employ a team of 51–100 skilled professionals. The factory is ISO9001 certified, and our products are shipped from major ports Ningbo and Shanghai, ensuring timely delivery.
We offer comprehensive after-sales support including installation supervision, operator training, and remote troubleshooting. Many of our clients have reported a 15% increase in production efficiency and 30% reduction in paint consumption after switching to our PLC-controlled line. Whether you need a standard system or a custom solution, we are ready to collaborate.
Contact us today for a quotation or technical consultation. Deqing Leixin – your reliable partner in automotive electrophoretic coating technology.
Frequently Asked Questions (FAQ)
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Q: What types of automotive metal components can be coated on this line?
A: The line is suitable for a wide variety of steel, aluminum, and galvanized parts, including brackets, subframes, control arms, and engine mounts. Custom fixturing can be provided for complex geometries. -
Q: How does the PLC control improve stability compared to manual systems?
A: The PLC maintains precise control over voltage, current, temperature, and conveyor speed, eliminating fluctuations that cause uneven coating. It also logs production data for quality traceability. -
Q: What is the typical delivery time for a complete electrophoresis line?
A: Depending on customization, delivery time is usually 30–60 days after order confirmation. Standard configurations may ship sooner. -
Q: Do you provide installation and commissioning support?
A: Yes, we offer on-site installation supervision and commissioning by our engineers. Remote support is also available via video call. -
Q: Can the line handle both high-volume and low-volume production?
A: Yes, the modular design allows easy adjustment of conveyor speed and bath parameters to suit different batch sizes. The PLC can store multiple recipes. -
Q: What certifications does your equipment have?
A: Our manufacturing facility is ISO9001 certified. Electrical components comply with CE and UL standards (optional per request). We recommend verifying local requirements. -
Q: How do you ensure the coating quality meets automotive standards?
A: The system includes online monitoring of film thickness, pinhole detection, and salt spray test capabilities. We can tailor parameters to meet your specific OEM specifications. -
Q: Is a warranty provided?
A: Yes, we offer a standard 12-month warranty on all mechanical and electrical parts. Extended warranty plans are available upon request.
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