C Purlin Roll Forming Machine Product Description
The C Purlin Roll Forming Machine is a high-efficiency, automated cold-forming system designed to transform galvanized steel coils, carbon steel coils, or pre-coated steel strips into precision C-shaped purlins. These purlins serve as critical structural components in steel buildings, warehouses, workshops, agricultural facilities, and solar support structures, providing reliable support for roof panels, wall cladding, and floor systems.
Working Principle
This machine adopts continuous cold roll forming technology. The steel coil is uncoiled, leveled, and then passed through a series of precision-engineered roller stations. Each roller station incrementally bends the steel strip until the desired C-section (including web, flanges, and lip returns) is achieved. The entire process operates without heat, ensuring the material’s structural integrity and strength are preserved. Integrated PLC control synchronizes feeding, punching (optional), forming, and cutting, enabling fully automated production.
Main Components
- Automatic Decoiler: Loads and releases steel coils smoothly, with optional hydraulic expansion for secure coil holding.
- Leveling Unit: Corrects material flatness to eliminate wrinkles or distortions before forming.
- Punching System (Optional): Hydraulic or servo-driven punching stations for pre-punching bolt holes, notches, or slots with high positioning accuracy.
- Roll Forming System: Composed of precision roller stations made of high-quality bearing steel (heat-treated and chrome-plated). The heavy-duty welded frame ensures rigidity and stability during high-speed operation.
- Hydraulic Cutting System: Equipped with high-quality quenched blades, delivering precise cutting with burr-free ends.
- PLC Control System: Features a user-friendly HMI touchscreen for easy parameter setting and real-time production monitoring.
- Output Table: Supports finished purlins and facilitates manual or automatic collection.
Key Features
- Wide Specification Range: Produces C-purlins in various specifications to cover mainstream light steel building requirements.
- High Precision & Stability: Precision-machined rollers and advanced forming technology ensure right-angle accuracy and section stability, with strict dimensional tolerance control.
- High Efficiency: Enables high-speed forming, supporting mass production with minimal labor.
- Durability: Critical components use high-grade, heat-treated materials for long service life and low maintenance.
- Easy Operation & Maintenance: The PLC system simplifies operation, while the modular design allows easy access for maintenance and roller replacement.
Applications
- Steel structure buildings (warehouses, workshops, factories)
- Commercial and industrial prefabricated buildings
- Agricultural buildings (barns, greenhouses)
- Solar panel support structures
- Mezzanine floors and partition systems
Why Choose Our Machine
Our C Purlin Roll Forming Machine combines robust construction, advanced technology, and user-centric design to deliver reliable, high-performance production of C-purlins. It reduces secondary processing, lowers labor costs, and ensures consistent quality, making it an ideal investment for steel fabricators and construction companies worldwide.
♦ COMPANY PROFILE:
Hebei Xinnuo Roll Forming Machine Co., Ltd., not only produce different types of professional roll forming machines, but also develop intelligent automatic roll forming production lines, C&Z shape purline machines, highway guardrail roll forming machine lines, sandwich panel production lines, decking forming machines, light keel machines, shutter slat door forming machines, downpipe machines, gutter machines, etc.
Advantages of Roll Forming A Metal Part
There are several advantages of using roll forming for your projects:
- The roll forming process allows operations such as punching, notching, and welding to be performed in-line. Labor cost and time for secondary operations are reduced or eliminated, reducing part costs.
- Roll form tooling allows for a high degree of flexibility. A single set of roll form tools will make almost any length of the same cross-section. Multiple sets of tools for varying length parts are not required.
- It can provide better dimensional control than other competing metal forming processes.
- Repeatability is inherent in the process, allowing easier assembly of roll formed parts into your finished product, and minimizing problems due to “standard” tolerance build up.
- Roll forming is typically a higher speed process.
- Roll forming offers customers a superior surface finish. This makes roll forming an excellent option for decorative stainless steel parts or for parts requiring a finish such as anodizing or powder coating. Also, texture or pattern can be rolled into the surface during forming.
- Roll forming utilizes material more efficiently than other competing processes.
- Roll formed shapes can be developed with thinner walls than competing processes
Roll forming is a continuous process which converts sheet metal into an engineered shape using consecutive sets of mated rolls, each of which makes only incremental changes in the form. The sum of these small changes in form is a complex profile.
