This compact coil feed line integrates decoiling, precision straightening, and servo feeding into one space-saving system, providing stable and high-precision coil processing for heavy-duty metal stamping applications.
Material width(mm): 70-1300
Material thickness(mm): 0.6-6.0
Coi. weight(kg): 5000/7000
Product Characteristics
The Compact Coil Feed Line is an integrated 3 in 1 Decoiler Straightener Feeder designed for processing medium-to-thick metal coils from 0.6 to 6.0 mm. By combining decoiling, precision straightening, and servo feeding into one compact system, it reduces equipment footprint while providing stable and accurate material feeding for automatic stamping production.
Designed for manufacturers requiring efficient coil handling and consistent feeding performance, this compact coil feed line simplifies the production process by integrating coil loading, uncoiling, straightening, and servo feeding into a single automated unit. It is suitable for automotive parts, hardware, electrical components, machinery, and other heavy-duty metal stamping applications.
Equipped with a Mitsubishi PLC and Japanese servo motor with a matched drive system, the 3 in 1 Decoiler Straightener Feeder provides stable and precise material feeding with accuracy of up to 0.02 mm.
The servo-driven feeding system enables accurate feed-length control and consistent material positioning, helping maintain stable production performance during continuous stamping operations.
The Compact Coil Feed Line integrates three essential coil processing functions into one machine:
Decoiling
Precision straightening
Servo feeding
This integrated design eliminates the need for separate straighteners and additional material racks, reducing equipment footprint and simplifying the overall stamping line layout.
By minimizing material transfer between individual machines, the compact design also helps streamline the feeding process and improve production efficiency.
An optional coil loading trolley facilitates safe and efficient material handling. The trolley transfers the coil to the uncoiler spindle expansion structure and supports the material during the loading process.
This design helps simplify coil replacement, reduce manual handling, and ensure smooth material entry into the straightening section.
The servo feeding system supports customizable multi-stage feeding operations, with up to 999 press strokes per group.
This function allows feeding sequences to be configured according to different stamping processes and production requirements, providing greater flexibility for complex automatic stamping applications.
The feeding rollers and straightening wheels are specially heat-treated to achieve a hardness of up to HRC 62.
The high-hardness components provide excellent wear resistance and long-term durability, helping maintain stable feeding and straightening performance during continuous metal stamping operations.
The machine is equipped with a color LCD touchscreen and an intuitive operating interface for convenient parameter setting and machine control.
An integrated safety protection system helps improve operational safety while making daily operation easier for both experienced operators and first-time users.
The user-friendly operating system features an automatic diagnostic function that helps identify machine conditions and potential operating issues.
By simplifying troubleshooting and reducing preparation time, the system helps operators become familiar with the equipment more quickly and supports efficient daily production.
The integrated system allows one operator to manage key material processing operations through a centralized control console, including:
Coil loading
Material positioning
Decoiling
Straightening
Servo feeding
Material change
By integrating these processes into a single automated system, the Compact Coil Feed Line reduces manual material handling and helps improve overall production efficiency.
The Compact Coil Feed Line combines three major coil processing functions into one automated system.
The uncoiler releases the metal strip from the coil and continuously supplies material to the straightening section.
The straightening unit removes coil curvature and improves material flatness before the strip enters the stamping press.
This integrated process reduces material transfer between machines and creates a more compact and efficient stamping production line.
Compared with conventional coil feeding systems that use separate machines, the Compact Coil Feed Line integrates decoiling, straightening, and feeding into one system.
The integrated structure requires less floor space and is suitable for production facilities with limited installation areas.
Material moves through the integrated system without requiring multiple transfer points between separate machines.
The servo-driven feeding system provides accurate feed-length control for consistent stamping production.
Decoiling, straightening, and feeding functions are controlled within one coordinated system.
Automated coil processing and centralized control help reduce manual intervention during production.
The system can be configured according to material thickness, coil width, stamping press requirements, and production processes.
YouYi can configure the Compact Coil Feed Line according to specific production requirements, including:
Material width
Material thickness
Coil weight
Feeding length
Feeding speed
Stamping press specifications
Coil loading method
Multi-stage feeding requirements
Automatic production line configuration
For applications involving special materials, high-strength steel, or customized stamping processes, technical parameters can be adjusted according to the production requirements.
With an integrated decoiling, straightening, and servo feeding structure, the Compact Coil Feed Line provides a space-saving solution for automated metal stamping.
Its combination of precision servo feeding, integrated coil processing, wear-resistant components, centralized control, and flexible configuration makes it suitable for manufacturers looking to improve material handling efficiency while maintaining stable stamping production.
Contact YouYi Precision to discuss your material specifications, stamping requirements, and customized compact coil feeding solution.
1、What is a Compact Coil Feed Line?
A Compact Coil Feed Line is an integrated coil processing system that combines decoiling, straightening, and servo feeding in one machine. Compared with conventional separate coil feeding equipment, it requires less floor space and simplifies material handling.
2、What material thickness can this Compact Coil Feed Line process?
This model is designed for metal coils with material thicknesses from 0.6 to 6.0 mm. The final configuration may vary depending on material type, width, coil weight, and stamping requirements.
3、What are the main advantages of a Compact Coil Feed Line?
The main advantages include a compact footprint, integrated decoiling and straightening, precise servo feeding, simplified material handling, reduced equipment transfer points, and easier production line layout.
4、How accurate is the servo feeding system?
The servo feeding system can achieve feeding accuracy of up to 0.02 mm, depending on material characteristics, feeding length, machine configuration, and operating conditions.
5、Can the Compact Coil Feed Line be customized?
Yes. YouYi can customize the coil feed line according to material width and thickness, coil weight, feeding length, feeding speed, stamping press specifications, coil loading method, and specific production requirements.
6、What industries use this Compact Coil Feed Line?
The Compact Coil Feed Line can be used in automotive parts, hardware, electrical equipment, electronics, machinery, aerospace, metal packaging, and other automatic metal stamping applications.
Technical Parameters
| Model | DL04F3 | DL06F3 | DL08F3 | DL10F3 | DL13F3 |
| Material Width (mm) | 50~400 | 50~600 | 70~800 | 70~1000 | 70~1300 |
| Material Thickness (mm) | 0.6~6.0 | 0.6~6.0 | 0.6~6.0 | 0.6~6.0 | 0.6~6.0 |
| Coil Weight (kg) | 5000 | 5000 | 5000/7000 | 7000 | 7000 |
| Inner Diameter (mm) | 1400 | 1400 | 1400 | 1400 | 1400 |
| External Diameter (mm) | 508 | 508 | 508 | 508 | 508 |
| Max Feeding Length (mm) | 9999.99 | 9999.99 | 9999.99 | 9999.99 | 9999.99 |
| Production Line Speed (m/min) | 16~24 | 16~24 | 16~24 | 16~24 | 16~24 |
| Correction Roller | upper4/lower3 | ||||
| Feeding Roller | 1 set | 1 set | 1 set | 1 set | 1 set |
| Main Motor (kW) | AC5.5 | AC5.4 | AC 7.5 | AC 7.5 | AC 11.0 |
| Material Rack Expansion Method | Hydraulic | Hydraulic | Hydraulic | Hydraulic | Hydraulic |
| Material Frame Motor (kW) | 2.2 | 2.2 | 2.2/3.7 | 3.7 | 3.7 |
| Power Supply Voltage (V) | 220/380 | 220/380 | 220/380 | 220/380 | 220/380 |
| Air Pressure (MPa) | 0.49 | 0.49 | 0.49 | 0.49 | 0.49 |
Corrective Ability
| Modle | DL04F3 | DL06F3 | DL08F3 | DL10F3 | DL13F3 | |
| Stock thickness (mm) | 0.6-1.3 | 400 | 600 | 800 | 1000 | 1300 |
| 2 | ||||||
| 2.3 | ||||||
| 2.5 | 1170 | |||||
| 2.8 | 933 | 933 | ||||
| 3.2 | 714 | 714 | 714 | |||
| 4 | 457 | 457 | 457 | 457 | ||
| 4.5 | 361 | 361 | 361 | 361 | 361 | |
| 5 | 293 | 293 | 293 | 293 | 293 | |
| 6 | 203 | 203 | 203 | 203 | 203 | |
| The stress at the yield point in the table is 245N/mm² | ||||||
Outline Drawing

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Ready to streamline your production with reliable stamping automation solutions that boost efficiency, reduce downtime!
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FAQ
Q: How do I determine the right feeder size for my production line?
A: The feeder size depends on the material width, thickness, and feeding step distance required by your stamping press. Choosing the correct specifications ensures smooth operation and prevents feeding errors or misalignment.
Q: What factors should I consider when choosing a servo feeder machine?
A: When selecting a servo feeder, key factors include feeding accuracy (±0.05mm or better), maximum feeding speed (e.g., 20m/min), material compatibility (stainless steel, aluminum, etc.), load capacity, and control system (PLC or touchscreen). Ensure the machine matches your stamping process requirements.
Q: How do I choose the right decoiler, straightener and feeder?
A: Select based on material type, width, thickness, coil weight, and required speed. Match decoiler capacity to coil size, choose a straightener for material strength, and a feeder that meets feed length and precision. Ensure compatibility with your press and automation level.
Q: Coil feeder vs servo feeder: what’s the difference?
A: A coil feeder is a broader system for continuous coil feeding, often integrated with decoiler and straightener. A servo feeder uses servo motors for precise, programmable feeding, ideal for short pitches and high accuracy applications.
Q: How to choose decoiler capacity?
A: Select a decoiler rated 10–20% above your maximum coil weight. Confirm inner diameter (I.D.) compatibility and outer diameter limits. Adjustable mandrels are recommended if you run multiple coil sizes.
Q: What feed precision can I expect?
A: Servo feeders typically achieve ±0.01–0.05 mm, with high-end models reaching ±0.005 mm. Mechanical feeders usually provide ±0.02–0.1 mm. Actual accuracy depends on material properties and straightening quality.
Q: How does material affect machine selection?
A: High-strength materials need stronger straightening and drive systems. Thin materials require low-pressure handling. Soft materials like aluminum need anti-scratch solutions.
Q: What affects feeding accuracy most?
A: Key factors include feeder precision, servo tuning, straightener setup, material quality, and press stability. Poor setup or worn dies can reduce accuracy.
Q: What spare parts should be prepared?
A: Common spares include bearings, belts, sensors, seals, guide blocks, and lubrication parts. Keeping key components reduces downtime and improves maintenance efficiency.
Q: Can feeders be retrofitted to existing presses?
A: Yes, most systems support retrofitting. Check press dimensions, feed height, control compatibility, and safety requirements before installation.
Q: How long does it take to receive the feeder machine after placing an order?
A: Lead time for delivery typically ranges from 4 to 8 weeks depending on customization, production schedules, and shipping location. Once your order is confirmed, we will provide a more precise delivery estimate.
Q: What are your payment terms?
A: We accepts T/T payment, 30% deposit and 70% balance before shipping
Q: How often should I perform maintenance on my servo feeder machine?
A: Routine maintenance should be conducted weekly for basic cleaning and lubrication, while a more thorough inspection should be done monthly to check for wear on rollers, belts, and electrical components. A full servicing is recommended every 6-12 months depending on usage intensity.
Q: What are the most common issues with feeder machines, and how can I troubleshoot them?
A: Common issues include misalignment, inconsistent feeding accuracy, or motor failure. Check for loose bolts, dirt buildup, or software calibration errors. If problems persist, refer to the user manual or contact technical support.
Q: Do you provide on-site repair services if my machine breaks down?
A: Yes, we offer on-site repair services for major issues, along with remote troubleshooting support for minor problems. For urgent cases, we can dispatch a technician within 24-48 hours, depending on your location.
Q: What is the maintenance cycle?
A: Daily cleaning and inspection; weekly check belts, air lines; monthly inspect bearings and guides; yearly replace worn parts. Adjust frequency based on operating hours and workload.
Q: What's the package of your coil feeding machines?
A: For the coil feeding equipment that go LCL shipping, We will use plastic films wrap on the equiment, and then fix it into a wooden box.
For the large coil lines that go FCL shipment, We will fix each part with ropes on the shipping container and then wrapped them with plastic films.
Q: What is the typical lead time?
A: Standard machines usually take 4–8 weeks. Customized systems or full production lines may require 10–20+ weeks depending on complexity and production schedule.
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