"Tube mill machine is also called pipe mill machine. It is commonly used in steel pipe factories to produce welded pipes of various specifications and shapes. Steel tube making machine is widely used in industries such as construction, automobile and furniture manufacturing.
KINGREAL Roll Former tube mill machine is widely praised for its stable performance, high output, full automation, easy operation, durability, continuous production, high efficiency, low material loss and low production cost. In this article, KINGREAL Roll Former will give you a detailed introduction to how the tube mill machine works. I hope you can have a deeper understanding of the tube mill machine. If you need to obtain more parameters or video images of the steel tube making machine, please come to consult KINGREAL Roll Former!"
Workflow of Steel Tube Making Machine
(1) Uncoiling
Process: The steel strip is usually fed into the tube mill machine in the form of coils through the decoiler.
Purpose: The main purpose of uncoiling is to continuously supply the steel strip to the tube mill for further processing. The decoiler effectively unfolds the coil, ensuring smooth material flow into the tube mill machine. In this stage, tension and speed control are crucial to prevent damage or waste of the material, facilitating the seamless operation of the entire production line.
(2) Leveling
Process: The steel strip passes through a leveler to remove any bends or irregularities.
Purpose: To ensure that the steel strip is flat and uniform before forming. The leveling process is essential for the tube mill machine, as it eliminates the memory effect of the material, bringing it to the optimal processing state. This directly enhances the quality of subsequent forming and welding, which is particularly critical for the production of high-precision tubes.
(3) Cutting and End Welding
Process: The steel strip is cut to the required width, and the ends are welded together as needed to ensure continuous operation.
Purpose: To achieve a seamless transition between coils and maintain a consistent production flow in the steel tube making machine. This cutting and end welding process guarantees the continuity of the material supply, allowing the tube mill to operate efficiently and minimizing downtime caused by material switching. The precision of this stage directly impacts the quality of the formed tube.
(4) Forming
Process: In the tube mill machine, a sequence of forming rollers progressively shapes the flat steel strip into a rounded tube once it enters the forming section.
Purpose: To prepare the steel strip for welding by forming it into a tube. The form, angle, and pressure parameters of the forming rollers greatly influence the geometry and wall thickness evenness of the finished tube; hence, their arrangement and design are quite important. Strong welds ensured by an effective forming method improve the whole quality of the tube created.
(5) Welding
Process usually using electric resistance welding (ERW) or HF welding technology, the edges of the created tube are heated and pressed together to form a longitudinal weld.
Purpose: To form a continuous steel tube by joining the edges of the steel strip. HF welding techniques and electric resistance welding improve the stability and efficiency of the welding operation, therefore guaranteeing the strength and quality of the weld. Accurate temperature and pressure control during welding is critical to avoid flaws and guarantee the finished item satisfies demanding quality requirements.
(6) Sizing
Process: The welded steel tube travels through the sizing section, where rollers shape the tube to the desired dimensions and circularness.
Purpose: To guarantee that the steel tube satisfies exacting standards for thickness and diameter. The sizing process fixes any deformation that may have occurred during welding, therefore guaranteeing the adaptability of the tube for future uses. Correct sizing not only improves the efficiency of further processing in the tube mill machine but also raises product quality.
(7) Cooling
Process: Usually to steady its shape and qualities, the steel pipe is cooled after welding and dimensioning using water.
Purpose: Readying the steel tube for more processing by strengthening its framework. By lowering thermal stress produced during welding, the cooling process improves the physical properties of the tube and guarantees its stability and durability in application. Preserving the final product's integrity depends on this process.
(8) Cutting
Process: Utilizing a flying saw or rotary cutter, the continuous steel tube is cut to the required lengths.
Purpose: Make steel pipes of the right length one by one. This cutting technique demands sophisticated equipment to guarantee that every tube meets particular customer demands. Good surface quality for further processing and packaging is required of the cut tubes, hence customer satisfaction depends on this.
(9) Beveling and End Trimming
Process: The pipe ends are machined to get the required end form, like a welding bevel, and to remove burrs.
Purpose: To get the pipe ends ready for other uses or connections. Apart from improving the appearance of the tube, end cutting guarantees good sealing and strength throughout next welding or coupling. Preservation of the quality of the finished product depends on this step.
10. Testing and inspection
Process: Once completed, tubes are visually examined, water pressure tested, and non-destructive testing techniques including ultrasonic flaw detection among other inspections and tests.
Purpose: To guarantee that the tubes satisfy standards and requirements. Critical phases in the steel tube making machine process are inspection and testing since they allow rapid detection and correction of problems that may arise during production, hence guaranteeing the safety and dependability of the ultimate product.
(11) Delivering and Packaging
Process: The tubes are bundled, marked, and ready for delivery.
Purpose: To offer appropriate delivery labels and guard the tubes during transit. The packaging procedure includes safeguards to avoid damage during shipping; clear labeling improves logistical effectiveness and guarantees correct delivery and customer happiness.
Advantages of Steel Tube Making Machine
① Diversified product production
KINGREAL Roll Former tube mill machine can produce stainless steel pipes of various shapes, including round, square, rectangle,etc. All pipes comply with international standards such as ASTM, JIS and EN. This flexible production capacity enables customers to quickly adjust steel tube making machines according to market demand and provide a wider range of product choices.
② Advanced equipment options
KINGREAL Roll Former provides horizontal hoppers, internal ball bearing systems, bright annealing and other equipment for customers to choose from. These equipment are not only important components of the tube mill machine, but also can be used as upgrade options for the tube mill machine to further improve production efficiency and product quality. For example, bright annealing can improve the surface quality and mechanical properties of the tube, providing a better material basis for subsequent processing.
③ Precision-made tube mill machine
KINGREAL Roll Former tube mill machine adopts precision manufacturing technology to ensure efficient output of the rollers during the forming process. The rollers of the roll forming machine are designed to be large enough to output 220 diameter finished products to meet the needs of large-scale production. This high-precision forming process not only improves production efficiency, but also ensures the stability and consistency of the final product.
④ HF welding for tube mill machine
HF welding is an efficient welding technology that is commonly used to weld formed steel strips into steel pipes. Its main function is to heat the material through high-frequency current to reach the welding temperature, and then press it together to form a high-strength and uniform weld. This technology not only improves welding efficiency, but also reduces the risk of welding defects and ensures the overall quality of the pipe.
