Fern Li
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3 min read
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Oct 16, 2024
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In the world of manufacturing and construction, tubes play a crucial role. From the pipelines that transport oil and gas to the support structures in skyscrapers, tubes are versatile and essential components. But have you ever wondered how these tubes are produced on a massive scale with precision and efficiency? The answer lies in a remarkable piece of industrial machinery known as the tube mill machine.
What is a Tube Mill Machine?
A tube mill machine, also known as a tube mill or a pipe mill, is a critical piece of equipment used in the manufacturing of steel tubes and pipes. It is designed to take flat strips of steel and transform them into cylindrical tubes of various shapes and sizes. This process, known as tube or pipe forming, is a fundamental part of the steel industry, serving a wide range of applications, from structural construction to transportation.
Key Components of a Tube Mill Machine
Uncoiler: The process begins with an uncoiler, which feeds the flat steel strip into the machine. The strip is typically made from steel coils.
Strip Accumulator: Before entering the main mill, the strip may pass through an accumulator, which maintains a continuous feed, allowing for uninterrupted production.
Forming Section: This is the heart of the tube making machine, where the steel strip is gradually bent into the desired tube shape. The forming section consists of a series of roller stands and welding units that progressively shape and weld the strip.
Sizing Section: Once the tube has been formed, it enters the sizing section, where it is further calibrated to achieve the exact dimensions and thickness required.
Cut-off and Welding: After sizing, the tube is cut to the desired length by a cut-off machine. If longer tubes are needed, several lengths may be welded together using high-frequency welding techniques.
Straightening and Finishing: To ensure the tubes are straight and have the required surface finish, they pass through a series of straightening rollers and other finishing processes.
Cooling and Coiling: The final product, now in the form of a continuous tube, is cooled and then coiled for storage or further processing.
Types of Tube Mill Machines
There are various types of tube mill machines, each designed for specific applications. Some of the common types include:
ERW (Electric Resistance Welding) Tube Mill: This type of tube mill uses electrical energy to create high-frequency welding to join the edges of the steel strip. It’s suitable for producing tubes with smaller diameters.
HF (High-Frequency) Tube Mill: Similar to ERW, HF tube mills use high-frequency welding but can produce tubes with a wider range of diameters.
Spiral Welded Tube Mill: These machines are used to produce spiral-welded tubes, which are commonly used in the construction of large pipelines and other applications where strength is paramount.
Seamless Tube Mill: In contrast to welded tubes, seamless tubes are produced without seams. This process involves heating a solid billet and piercing it to create a hollow tube.
Applications of Tube Mill Machines
Tube mill machines find applications across various industries, including:
Construction: Steel tubes are used in the construction of buildings, bridges, and infrastructure.
Transportation: They are essential in the automotive, aerospace, and shipbuilding industries.
Energy: Tubes are used in the production and transportation of oil, gas, and renewable energy sources.
Manufacturing: Steel tubes are utilized in the production of machinery and equipment.
Furniture: Tubular steel is a common material in the furniture industry.
Conclusion
The pipe mill machine is a remarkable invention that has revolutionized the steel industry and played an integral role in modern infrastructure development. By taking flat steel strips and transforming them into versatile tubes and pipes, these machines enable the construction of everything from skyscrapers to pipelines. As technology continues to advance, tube mill machines will likely become even more precise and efficient, ensuring the continued production of high-quality steel tubes to meet the growing demands of various industries.
The tube mill is widely used in household commodities, shoe racks, public facilities, and guardrails such as all kinds of clothes racks, retractable poles, article racks, all-purpose combination racks, tables, and chair legs, indoor handrails, ship and bus racks, and outdoor guardrails.
steel tubing is an automation system to produce pipes, square tubes, shaped tubes
Firstly, the stainless steel strips are made to go through various quality checks and are trimmed at the edges. The strips pass through the number of rollers as per the required size. In the tube mill, the strip is gradually converted into a tubular shape. The fitted welding machine is then used to weld trim edges of the strip welding process. In this way, rolled pipes and tubes are formed.
The rolled stainless steel pipes thus manufactured are cut to the required lengths depending upon the industrial demand. These stainless pipes and tubes are then subjected to cleaning to remove the dirt. Further, a heat treatment is given to these rolled pipes and tubes to remove the stresses that may occur due to welding and formation processes. Heat treatment is given on the continuously rolling hearth furnace. The furnace is fitted with temperature recorders and controllers. After the heat treatment process, the stainless steel tubes and pipes are straightened and subjected to pickling for removing scales from the surface.
In some cases, the required size may not be obtained from the mill directly. Then, the cold operation process can be used to obtain the desired size. In the cold drawing process, the tubes or pipes are coated with oxalic and soap solution. This solution acts as a lubricant to reduce friction while cold drawing operation.
The drawn-out tube or stainless steel pipe is then subjected to cleaning, heat treatment, pickling, and straightening. The computerized inkjet marking machine is used to do the marking on the finished pipes or tubes.
Working Flow Welding Pipe Mill MachinePipe Mill Machine
Raw material (steel coil) → uncoiling → shearing and butt-welding → material accumulating → non-power leveling →mill-forming → high-frequency welding → removing burrs outside of weld seam → Zinc spraying → cooling → sizing → roughly straightening → fixed-length cutting → run-out table
Structure type: Double-side 180ºrotary hydraulic expanding tightly, which ensure steel coil feeding alternatively and make steel strip go into accumulator freely.
Structure typeHydraulic expanding double sideI..D. of steel coilΦ450mm~Φ550mmO.D. of steel coilΦ800mm~Φ1500mmWidth of stripsH60mm~H320mmMaxi. Load weight≤3500kgDescriptionItemTechnical parametersHorizontal-roll standsQuantitySeven standsMaterial of horizontal standsHigh-precision forged steelDiameter of horizontal shaftΦ75mmMaterial of horizontal shaft42CrMOVertical-roll standQuantityseven standsMaterial of vertical standsQT50Diameter of horizontal shaftΦ45mmMaterial of horizontal shaft45# forged steelDriven gearboxQuantitySeven gearboxesMaterial of gearboxQT50TypeSpiral bevel gearMaterial of gearbox20CrMnTiMaterial of shaft40CrPower transmission methodFrom universal transmission joint to horizontal roll stands
Guide and squeeze and scraper of Tube and Pipe Mill Lines
One set of guide roll stands for controlling the direction of pipe seam to ensure pipe seam flatly and straightly entering into extruding rollers.
One set of extruding roll stand for controlling weld seam to realize successful welding.Two sets of scraper frame for scraping outside weld seam.
DescriptionTechnical parametersGuide typeTurkish-heads type and 360°rotaryWelding rollstwo welding rollers orThree welding rollers
Scraper standsAdjusting pole and quickly feeding and exitSizing Machine tube mill machine
Sizing device: Mainly fine shaping pipe after welding and controlling size accuracy. Every 6 sets of the horizontal roll stand, vertical roll stand and drive gearbox, 12 sets of a universal shaft. (structure same as forming device)
DescriptionItemTechnical parametersHorizontal-roll standsQuantitySix standsThe material of horizontal standsHigh-precision cast or forged steelThe diameter of horizontal shaftΦ75mmMaterial of horizontal shaft42CrMOVertical-roll standQuantitysix standsThe material of vertical standsQT50The diameter of a horizontal shaftΦ45mmThe material of the horizontal shaft45# forged steelDriven gearboxQuantitySix gearboxesMaterial of gearboxQT50typeSpiral bevel gearMaterial of gearbox20CrMnTiMaterial of shaft40CrPower transmission methodFrom universal transmission joint to horizontal roll standsRoughly Straightening Machine Frame Tube Mill Production Line
Technical parametersRemarkStraightening stands typeTurk’s head type, and 360°rotaryTwo setsDiameter of straightening shaftΦ35mmThe material of the straightening shaft40CrFern Li
·
Follow
3 min read
·
Oct 16, 2024
--
In the world of manufacturing and construction, tubes play a crucial role. From the pipelines that transport oil and gas to the support structures in skyscrapers, tubes are versatile and essential components. But have you ever wondered how these tubes are produced on a massive scale with precision and efficiency? The answer lies in a remarkable piece of industrial machinery known as the tube mill machine.
What is a Tube Mill Machine?
A tube mill machine, also known as a tube mill or a pipe mill, is a critical piece of equipment used in the manufacturing of steel tubes and pipes. It is designed to take flat strips of steel and transform them into cylindrical tubes of various shapes and sizes. This process, known as tube or pipe forming, is a fundamental part of the steel industry, serving a wide range of applications, from structural construction to transportation.
Key Components of a Tube Mill Machine
Uncoiler: The process begins with an uncoiler, which feeds the flat steel strip into the machine. The strip is typically made from steel coils.
Strip Accumulator: Before entering the main mill, the strip may pass through an accumulator, which maintains a continuous feed, allowing for uninterrupted production.
Forming Section: This is the heart of the tube making machine, where the steel strip is gradually bent into the desired tube shape. The forming section consists of a series of roller stands and welding units that progressively shape and weld the strip.
Sizing Section: Once the tube has been formed, it enters the sizing section, where it is further calibrated to achieve the exact dimensions and thickness required.
Cut-off and Welding: After sizing, the tube is cut to the desired length by a cut-off machine. If longer tubes are needed, several lengths may be welded together using high-frequency welding techniques.
Straightening and Finishing: To ensure the tubes are straight and have the required surface finish, they pass through a series of straightening rollers and other finishing processes.
Cooling and Coiling: The final product, now in the form of a continuous tube, is cooled and then coiled for storage or further processing.
Types of Tube Mill Machines
There are various types of tube mill machines, each designed for specific applications. Some of the common types include:
ERW (Electric Resistance Welding) Tube Mill: This type of tube mill uses electrical energy to create high-frequency welding to join the edges of the steel strip. It’s suitable for producing tubes with smaller diameters.
HF (High-Frequency) Tube Mill: Similar to ERW, HF tube mills use high-frequency welding but can produce tubes with a wider range of diameters.
For more information, please visit High Frequency Tube Mill.
Spiral Welded Tube Mill: These machines are used to produce spiral-welded tubes, which are commonly used in the construction of large pipelines and other applications where strength is paramount.
Seamless Tube Mill: In contrast to welded tubes, seamless tubes are produced without seams. This process involves heating a solid billet and piercing it to create a hollow tube.
Applications of Tube Mill Machines
Tube mill machines find applications across various industries, including:
Construction: Steel tubes are used in the construction of buildings, bridges, and infrastructure.
Transportation: They are essential in the automotive, aerospace, and shipbuilding industries.
Energy: Tubes are used in the production and transportation of oil, gas, and renewable energy sources.
Manufacturing: Steel tubes are utilized in the production of machinery and equipment.
Furniture: Tubular steel is a common material in the furniture industry.
Conclusion
The pipe mill machine is a remarkable invention that has revolutionized the steel industry and played an integral role in modern infrastructure development. By taking flat steel strips and transforming them into versatile tubes and pipes, these machines enable the construction of everything from skyscrapers to pipelines. As technology continues to advance, tube mill machines will likely become even more precise and efficient, ensuring the continued production of high-quality steel tubes to meet the growing demands of various industries.
The tube mill is widely used in household commodities, shoe racks, public facilities, and guardrails such as all kinds of clothes racks, retractable poles, article racks, all-purpose combination racks, tables, and chair legs, indoor handrails, ship and bus racks, and outdoor guardrails.
steel tubing is an automation system to produce pipes, square tubes, shaped tubes
Firstly, the stainless steel strips are made to go through various quality checks and are trimmed at the edges. The strips pass through the number of rollers as per the required size. In the tube mill, the strip is gradually converted into a tubular shape. The fitted welding machine is then used to weld trim edges of the strip welding process. In this way, rolled pipes and tubes are formed.
The rolled stainless steel pipes thus manufactured are cut to the required lengths depending upon the industrial demand. These stainless pipes and tubes are then subjected to cleaning to remove the dirt. Further, a heat treatment is given to these rolled pipes and tubes to remove the stresses that may occur due to welding and formation processes. Heat treatment is given on the continuously rolling hearth furnace. The furnace is fitted with temperature recorders and controllers. After the heat treatment process, the stainless steel tubes and pipes are straightened and subjected to pickling for removing scales from the surface.
In some cases, the required size may not be obtained from the mill directly. Then, the cold operation process can be used to obtain the desired size. In the cold drawing process, the tubes or pipes are coated with oxalic and soap solution. This solution acts as a lubricant to reduce friction while cold drawing operation.
The drawn-out tube or stainless steel pipe is then subjected to cleaning, heat treatment, pickling, and straightening. The computerized inkjet marking machine is used to do the marking on the finished pipes or tubes.
Working Flow Welding Pipe Mill Machine
Raw material (steel coil) → uncoiling → shearing and butt-welding → material accumulating → non-power leveling →mill-forming → high-frequency welding → removing burrs outside of weld seam → Zinc spraying → cooling → sizing → roughly straightening → fixed-length cutting → run-out table
Structure type: Double-side 180ºrotary hydraulic expanding tightly, which ensure steel coil feeding alternatively and make steel strip go into accumulator freely.
Structure typeHydraulic expanding double sideI..D. of steel coilΦ450mm~Φ550mmO.D. of steel coilΦ800mm~Φ1500mmWidth of stripsH60mm~H320mmMaxi. Load weight≤3500kgDescriptionItemTechnical parametersHorizontal-roll standsQuantitySeven standsMaterial of horizontal standsHigh-precision forged steelDiameter of horizontal shaftΦ75mmMaterial of horizontal shaft42CrMOVertical-roll standQuantityseven standsMaterial of vertical standsQT50Diameter of horizontal shaftΦ45mmMaterial of horizontal shaft45# forged steelDriven gearboxQuantitySeven gearboxesMaterial of gearboxQT50TypeSpiral bevel gearMaterial of gearbox20CrMnTiMaterial of shaft40CrPower transmission methodFrom universal transmission joint to horizontal roll stands
Guide and squeeze and scraper of Tube and Pipe Mill Lines
One set of guide roll stands for controlling the direction of pipe seam to ensure pipe seam flatly and straightly entering into extruding rollers.
One set of extruding roll stand for controlling weld seam to realize successful welding.Two sets of scraper frame for scraping outside weld seam.
DescriptionTechnical parametersGuide typeTurkish-heads type and 360°rotaryWelding rollstwo welding rollers orThree welding rollers
Scraper standsAdjusting pole and quickly feeding and exitSizing Machine tube mill machine
Sizing device: Mainly fine shaping pipe after welding and controlling size accuracy. Every 6 sets of the horizontal roll stand, vertical roll stand and drive gearbox, 12 sets of a universal shaft. (structure same as forming device)
DescriptionItemTechnical parametersHorizontal-roll standsQuantitySix standsThe material of horizontal standsHigh-precision cast or forged steelThe diameter of horizontal shaftΦ75mmMaterial of horizontal shaft42CrMOVertical-roll standQuantitysix standsThe material of vertical standsQT50The diameter of a horizontal shaftΦ45mmThe material of the horizontal shaft45# forged steelDriven gearboxQuantitySix gearboxesMaterial of gearboxQT50typeSpiral bevel gearMaterial of gearbox20CrMnTiMaterial of shaft40CrPower transmission methodFrom universal transmission joint to horizontal roll standsRoughly Straightening Machine Frame Tube Mill Production Line
If you are looking for more details, kindly visit Steel Furniture Pipe Making Machinery.
Technical parametersRemarkStraightening stands typeTurk’s head type, and 360°rotaryTwo setsDiameter of straightening shaftΦ35mmThe material of the straightening shaft40Cr