Truck Vehicle Longitudinal Beam Roll Forming Lines
A Truck Vehicle Longitudinal Beam Roll Forming Lines is a heavy-duty automated cold-bending system for mass-producing high-strength automotive frames (3-12mm steel), energy-saving, high-precision, and cost-effective.
Contact: Elise
Tel:+86-155 3281 7581
Email: elise@tgrfm.cn
Tel:+86-155 3281 7581
Email: elise@tgrfm.cn
Description
An Automotive Frame Roll Forming Production Line is a heavy-duty automated cold-bending forming equipment system, mainly used for mass production of automotive frames—including longitudinal beams, cross beams, and other core load-bearing components. It adopts a continuous multi-pass roll forming process to gradually cold-bend high-strength steel plates (usually 3-12mm thick) into specific cross-sectional shapes (mostly U-shaped), serving as the core production line for manufacturing automotive chassis skeletons.
As a key equipment in modern automotive manufacturing, it integrates full-process operations to achieve efficient, precise, and cost-effective production of automotive frames, meeting the lightweight and safety requirements of commercial vehicles and new energy vehicles.
Core Process: Cold Bending Roll Forming Technology
The production line relies on cold bending roll forming technology (also known as roll forming). Through a series of sequentially arranged precision rollers, the steel plate undergoes progressive plastic bending without high-temperature heating. This process preserves the structural integrity of the material and enhances the material’s yield strength by 10-30% through work hardening—perfectly adapting to the core requirements of automotive frames for high strength and torsion resistance.
Core Functions: Full-Automated Continuous Production
The Truck Vehicle Longitudinal Beam Roll Forming Lines integrates a complete set of processes, including uncoiling, leveling, roll forming, online punching, fixed-length cutting, and automatic blanking. It realizes automated continuous production from steel coils to finished automotive frames, with a production speed of 10-30m/min, which is suitable for mass and multi-specification production needs. This full-automation reduces manual intervention, improves production efficiency, and ensures consistent product quality.
Key Advantages: Cost-Effective & High-Precision
Compared with traditional stamping processes, the automotive frame roll forming production line has obvious advantages:
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Lower Mold Cost: The mold cost is only 30-50% of that of traditional stamping, with flexible mold changeover, which can adapt to the production of frames for multiple vehicle models.
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High Material Utilization: The material utilization rate is as high as 95% or more, reducing material waste and production costs.
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Energy Saving: Energy consumption is reduced by 40% compared with hot forming processes, complying with environmental protection and energy-saving requirements.
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High Forming Precision: It effectively controls the springback problem of high-strength steel after forming, ensuring the dimensional accuracy of automotive frames and meeting the safety performance standards of vehicles.
Application Scenarios
It is mainly used for the production of frames (longitudinal beams, cross beams) of commercial vehicles such as trucks and buses, as well as new energy vehicles. It can process high-strength steel plates with a thickness of 4-8mm and form U-shaped beams and other structural parts of different specifications. It is a key equipment system for realizing lightweight and efficient production of chassis in modern automotive manufacturing.
Contact: Elise
Tel:+86-155 3281 7581
Email: elise@tgrfm.cn
Tel:+86-155 3281 7581
Email: elise@tgrfm.cn
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