Automatic Guardrail Roll Forming Machine China Factory Suppliers

High-performance Guardrail Roll Forming Machine from a leading China factory. Features 3mm material thickness, 30kw motor, 0-15m/min speed, and Gcr15 rollers. Trusted by global suppliers for PLC precision and automatic stacking efficiency.



The Guardrail Roll Forming Machine with Automatic Stacker is a high-performance industrial solution engineered for the precision manufacturing of highway safety barriers. Integrating advanced PLC control systems with a robust mechanical architecture, this machine transforms raw steel coils into high-strength guardrails with exceptional dimensional accuracy and surface finish, ensuring maximum safety for infrastructure projects.

Designed for seamless industrial integration, the production line features a comprehensive workflow including manual decoiling, precise leveling, hydraulic punching, and high-speed roll forming. The addition of an automated stacking system minimizes manual labor and optimizes warehouse logistics, making it an ideal investment for manufacturers seeking to increase throughput and maintain strict quality tolerances in metal forming.

Detailed Parameters

Material Thickness3mmForming Speed0-15m/min (including punching)
Main Motor Power30kWPLC Control SystemPanasonic
Roller MaterialGcr15 (Quenched HRC58-62)Shaft Diameter¢80mm (40Cr Quenched)
Uncoiler Capacity5T (Inner Diameter φ508mm)Cutting MethodHydraulic Post-Forming
Hydraulic Power22KW (Plunger Pump)Stacker Length4.3 Meters

Key Advantages

Premium Durability

Utilizes Gcr15 and SKD11 tool steels with high-frequency quenching to ensure long-term wear resistance and mold stability.

High Efficiency

Optimized 0-15m/min forming speed combined with automatic stacking significantly reduces cycle times per unit.

Precision Engineering

CNC processed rolls and a 7-roller leveling mechanism ensure strict adherence to structural drawings and tolerances.

Intelligent Control

Equipped with Yaskawa inverters and Panasonic PLC for precise synchronization of punching and cutting cycles.

Stable Hydraulics

Dual-circuit hydraulic station with plunger pumps ensures consistent pressure for punching and shearing operations.

Smart Stacking

Integrated automatic stacker with cylinder swing blanking eliminates manual handling and prevents product scratching.

Product Gallery

Management Platforms

Raw Material Control

Passive unwinding and guided feeding system ensure perfectly aligned material entry.

Punching Precision

Four-column hydraulic punching frame with SKD11 dies for high-repeatability hole placement.

PLC Automation

Panasonic PLC and MCGS panel for real-time monitoring and easy parameter adjustment.

Thermal Stability

Air-cooled hydraulic systems prevent overheating during continuous 24/7 industrial operation.

Material Handling

Integrated decoiler and automatic stacker create a streamlined "coil-to-stack" workflow.

Transmission Quality

Cast iron archway gearbox (GY230) provides high torque and low vibration during forming.

Investment Return Comparison

Performance MetricStandard MachineAutomatic Stacker Model
Labor Requirement3-4 Operators1-2 Operators
Daily OutputBaseline+35% Increase
Material WasteManual Error RiskMinimized via PLC Control
Stacking TimeManual / SlowAutomatic / Instant
Tooling LifespanStandard SteelExtended (Gcr15/SKD11)

Frequently Asked Questions

Q: What is the maximum material thickness this guardrail machine can handle?

This specific model is engineered to process material with a thickness of 3mm, ensuring optimal strength and profile consistency for highway safety barriers.

Q: How does the automatic stacker improve the production process?

The automatic stacker eliminates the need for manual lifting and arranging of finished guardrails, reducing labor costs, improving safety, and preventing surface damage during handling.

Q: Which brands are used for the electrical and control components?

We utilize world-class components including Yaskawa inverters from Japan, Panasonic PLCs, Koyo encoders, and MCGS operation panels for maximum reliability.

Q: Can the punching positions be adjusted for different guardrail standards?

Yes, the PLC control system allows for the adjustment of punching intervals, and the hydraulic punching system can be fitted with different die sets to meet various regional standards.

Q: What heat treatment is applied to the forming rollers to ensure longevity?

The rollers are made from Gcr15 steel and undergo a rigorous quenching process to achieve a hardness of HRC58-62, significantly extending the tool life.

Q: What is the typical tolerance for the finished guardrail length?

The machine maintains a tight tolerance of ±1.5mm for a 3m length, ensuring a professional fit and seamless installation on-site.

Ready to Upgrade Your Guardrail Production Line?

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