Guardrail roll forming machine in Democratic republic of the Congo

Guardrail roll forming machines are essential for producing high-quality highway guardrails, which are critical for ensuring road safety. These machines are designed to handle various guardrail profiles, including two-wave and three-wave types, which are widely used across highways and roads around the world. They provide durability, consistency, and efficiency, essential for large-scale guardrail production.

Machine Description

The guardrail roll forming machine is a fully automated system designed to produce guardrails of varying specifications. This machine processes steel coils into finished guardrail profiles by passing the material through multiple roller stations, which gradually shape the steel to the desired form. The guardrail roll forming machine typically includes an uncoiler, leveling system, roll forming section, hydraulic cutting system, and automated stacking system.

Key Specifications

1. Material:
   • Suitable for materials like galvanized steel, high-strength steel, and stainless steel.
   • Material thickness: Typically ranges from 2.5 mm to 4.0 mm.
   • Material width: Generally around 400–500 mm, depending on the profile requirements.
2. Roller Materials:
   • Made of high-quality alloy steel, often 45# or GCr15.
   • Rollers are treated for durability, featuring a hardness that withstands high pressures without wear.
3. Machine Structure:
   • Heavy-duty welded frame for stability and precision.
   • Advanced anti-corrosion coating on the structure to prolong machine life.
4. Forming Stations:
   • Typically 14 to 20 stations, depending on the required guardrail profile.
   • Precision-engineered to ensure accurate shaping and consistent quality.
5. Cutting System:
   • Hydraulic cutting system for precision cutting to length.
   • Can cut profiles without halting the line, ensuring efficiency in production.
   • Blade material: Cr12Mov, which offers excellent durability and sharpness.
6. Motors and Power:
   • Main motor power: 22-30 kW (variable depending on machine capacity).
   • Hydraulic station power: 7.5-11 kW.
   • Electrical power requirements vary based on country-specific standards.
7. Control System:
   • PLC system with touchscreen for easy operation and real-time monitoring.
   • Automated length and quantity adjustment, enabling customization without manual recalibration.
   • Fault detection system for troubleshooting and maintenance alerts.
8. Machine Speed:
   • Production speed: 10–15 meters per minute, adjustable for different production needs.
   • High-speed configurations can reach up to 25 meters per minute with optional enhancements.
9. Safety Features:
   • Equipped with safety guards and enclosures to prevent accidents during operation.
   • Emergency stop functions integrated into the control system.
10. Optional Extras:

• Stacker: For automated stacking of finished guardrail profiles.
• Remote PLC system: Allows for remote control and monitoring of the machine.
• Coil car and tippers: Eases the loading and unloading of coils, improving workflow.

Guardrail Profile Description

• Profile Type: Two-wave and three-wave guardrails.
• Dimensions: Customizable length, with standard profiles in 4320 mm, 3120 mm, or based on requirements.
• Application: Used in highway safety, industrial safety barriers, parking barriers, and more.

Maintenance Requirements

Regular maintenance is essential for ensuring the longevity of a guardrail roll forming machine. Key maintenance tasks include:

• Lubricating roller stations and hydraulic components.
• Regularly checking and tightening bolts and connections.
• Inspecting and replacing cutting blades as necessary.
• Cleaning the machine and maintaining a dust-free environment.

Question and Answer

Q1: What types of guardrail profiles can this machine produce?

• A: This machine can produce standard highway guardrail profiles, including two-wave and three-wave types, which are commonly used for road safety barriers.

Q2: Is it possible to adjust the machine for different material thicknesses?

• A: Yes, the machine can handle material thicknesses from 2.5 mm to 4.0 mm, allowing flexibility for different guardrail requirements.

Q3: How is the machine controlled, and what is the learning curve for operators?

• A: The guardrail roll forming machine is equipped with a PLC control system, which is user-friendly and allows for customization in production length and quantity. Operators can learn to use the machine with basic training.

Q4: Can the machine be integrated into an existing production line?

• A: Yes, it can be integrated with other systems in a production line and can operate in sync with other automated machinery, such as stackers and packaging units.

Q5: What are the power requirements for this machine?

• A: The power requirements vary depending on the model, but typically the main motor power is between 22-30 kW, and the hydraulic station power is between 7.5-11 kW. Ensure to check power compatibility according to local standards.

Q6: How much production can I expect per day?

• A: At an average speed of 10-15 meters per minute, this machine can produce around 400-600 guardrails in a standard 8-hour shift, depending on the profile length.

Q7: What maintenance is needed to keep the machine in optimal condition?

• A: Regular lubrication, blade inspection, roller alignment checks, and cleaning are essential for long-term efficiency. Operators should perform daily and weekly maintenance checks to ensure optimal performance.

Q8: Is technical support available if the machine encounters issues?

• A: Most manufacturers offer technical support, and some provide remote diagnostics through the PLC system. Additionally, many offer training for on-site troubleshooting and maintenance.