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Reasons for scratches on welded pipe blank caused by used round tube forming machines
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- Release time：2023-07-31 11:30
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【概要描述】The tube blank scratches that appear in the welding of the used round tube forming machines are mainly caused by two parts, one is the guiding mechanism, and the other is the extrusion welding mechanism.
Reasons for scratches on welded pipe blank caused by used round tube forming machines
【概要描述】The tube blank scratches that appear in the welding of the used round tube forming machines are mainly caused by two parts, one is the guiding mechanism, and the other is the extrusion welding mechanism.
- Sort：Information
- Auth:
- Source:
- Release time：2023-07-31 11:30
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Detail
The tube blank scratches that appear in the welding of the used round tube forming machines are mainly caused by two parts, one is the guiding mechanism, and the other is the extrusion welding mechanism.
1. Scratch of the guide mechanism
The scratches of the guiding parts of the used round tube forming machines generally occur on both sides of the tube blank. If the guiding structure equipped with the guide sleeve is adjusted unreasonably, the upper and lower surfaces of the tube blank will also have frictional scratches. The characteristics of injuries are relatively large wounds and strong continuity. The main reason is that the height position of the guide sleeve is incorrect, or after the upper and lower guide roller bearings are damaged and replaced, the tube blank cannot be well controlled to cause friction with the guide sleeve to form. In addition, when the guide roll deviates too much from the rolling centerline, and the relative difference between the axis of the guide sleeve and the guide roll is too large, it will also cause scratches on both sides of the tube blank.
2. Scratch on the extrusion welding mechanism
The scratches caused by the squeeze roller of the used round tube forming machines mainly occur at the bottom of the tube blank. The reasons are roughly as follows:
(1) The hole pattern does not match. There are two-roller, three-roller and four-roller welding seam extrusion structures. As long as the combined hole patterns do not match, it is easy to cause scratches on the surface of the tube blank. The two-roller structure is particularly prominent. There are many factors that cause the mismatch of the hole patterns. Take the two-roller structure as an example, such as damage to the bearing; axial movement of the roller; different hole patterns; different height positions of the two rollers; shaft bending and unstable assembly.
(2) Highly matching. The lower edge of the squeeze roll pass should be consistent with the height of the rolling line, and the height of the guide roll is determined by the wall thickness of the tube. If the height of the guide roller is reduced to a certain limit, the edge rounded corners of the squeeze roller pass will cause scratches on the bottom of the tube blank, especially after the R rounded corners of the squeeze roller pass are sharpened, the scratches will be It's more likely to happen.
The squeeze force on the squeeze roller is insufficient. Especially for the squeeze roller device with two-roller structure, when the upper squeezing force is insufficient, under the tension of the tube blank, the roller shaft will have an upward elevation angle, so that the rounded corners of the hole edge R will protrude, resulting in the lower part of the tube blank. Scratched. When the rounded corners of the squeeze roll hole type R are sharpened, the occurrence of scratches will be aggravated.
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Looper motors are commonly used in steel rolling lines in the metalworking industry
Time of issue : 2024-12-04
1.Installation and commissioning:
Position selection: According to the layout and process requirements of the production line, the installation position of the looping clip motor is reasonably selected.
Fixed and connected: Install the motor firmly in the designated position, and connect it with the corresponding mechanical transmission components.
Electrical wiring: Correct wiring to ensure reliable connection between the motor and the control system.
2.Start and Stop:
Check before starting: Check the lubrication state of the motor and transmission parts, whether the fasteners are loose, and whether the electrical line is normal.
Smooth start: When starting the motor, it should avoid the impact of instantaneous large current, and use soft start or frequency conversion start.
Normal shutdown: The shutdown should gradually reduce the speed of the motor to prevent sudden stop from impacting the equipment.
3.Operation and control:
Constant tension: The tension control system is used to maintain a constant tension during the operation of the looping motor to avoid strip relaxation or pulling.
Speed synchronization: Adjust the running speed of the motor according to the process requirements, so that it matches the speed of the equipment before and after the process.
Feedback control: Through the sensor and feedback system, real-time monitoring of the motor operating status, adjust the parameters to ensure the stable operation of the production line.
4.Maintenance and maintenance:
Regular inspection: Regularly check the wear of the motor and transmission parts, and replace the damaged parts in time.
Lubrication maintenance: Regular lubrication maintenance of mechanical parts to ensure their good operation.
Clean and dust-proof: Keep the motor and control cabinet clean to prevent dust and debris from entering, affecting the performance of the equipment.
5.Troubleshooting:
Fault diagnosis: When there is a fault, professional detection equipment is used to diagnose the motor and determine the cause of the fault.
Timely repair: Repair or replace the fault part according to the diagnosis results to ensure that the equipment returns to normal work as soon as possible.
In short, the correct use and maintenance of the looper clip motor is crucial to ensure the efficient and stable operation of the metal processing line.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
1.Installation and commissioning:
Position selection: According to the layout and process requirements of the production line, the installation position of the looping clip motor is reasonably selected.
Fixed and connected: Install the motor firmly in the designated position, and connect it with the corresponding mechanical transmission components.
Electrical wiring: Correct wiring to ensure reliable connection between the motor and the control system.
2.Start and Stop:
Check before starting: Check the lubrication state of the motor and transmission parts, whether the fasteners are loose, and whether the electrical line is normal.
Smooth start: When starting the motor, it should avoid the impact of instantaneous large current, and use soft start or frequency conversion start.
Normal shutdown: The shutdown should gradually reduce the speed of the motor to prevent sudden stop from impacting the equipment.
3.Operation and control:
Constant tension: The tension control system is used to maintain a constant tension during the operation of the looping motor to avoid strip relaxation or pulling.
Speed synchronization: Adjust the running speed of the motor according to the process requirements, so that it matches the speed of the equipment before and after the process.
Feedback control: Through the sensor and feedback system, real-time monitoring of the motor operating status, adjust the parameters to ensure the stable operation of the production line.
4.Maintenance and maintenance:
Regular inspection: Regularly check the wear of the motor and transmission parts, and replace the damaged parts in time.
Lubrication maintenance: Regular lubrication maintenance of mechanical parts to ensure their good operation.
Clean and dust-proof: Keep the motor and control cabinet clean to prevent dust and debris from entering, affecting the performance of the equipment.
5.Troubleshooting:
Fault diagnosis: When there is a fault, professional detection equipment is used to diagnose the motor and determine the cause of the fault.
Timely repair: Repair or replace the fault part according to the diagnosis results to ensure that the equipment returns to normal work as soon as possible.
In short, the correct use and maintenance of the looper clip motor is crucial to ensure the efficient and stable operation of the metal processing line.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
Apply of Bedroom screw looping
Time of issue : 2024-12-03
1.Basic construction: A typical roller type bedroom spiral hoop usually consists of two sets of rollers that form a spiral shaped channel for guiding and supporting the metal strip.
2.Operation principle: When the metal strip passes through the looper, the strip is guided and supported in the spiral path. Due to the spiral structure of the looper, the strip can be smoothly transmitted under the condition of uneven strip speed to ensure the normal progress of the subsequent process.
3.Commissioning and maintenance: Used equipment needs to be inspected and maintained in detail before use. Includes:
Cleaning: Remove oil, dust and so on from the surface.
Lubrication: Check and add lubricating oil to ensure the normal operation of each transmission component.
Calibration: Ensure that the neutralization pressure of the roller is set correctly.
Replacement parts: Check for wear and replace necessary parts.
4.Application process: In the process of use, it is necessary to pay attention to the operation specifications, monitor the operating status of the equipment, and adjust the equipment parameters in time to meet the strip specifications and process requirements. In addition, it is also necessary to pay attention to safe operation to prevent accidents.
Through the above methods, the used roller bedroom spiral looper can continue to play its function and provide support for metal processing production.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
1.Basic construction: A typical roller type bedroom spiral hoop usually consists of two sets of rollers that form a spiral shaped channel for guiding and supporting the metal strip.
2.Operation principle: When the metal strip passes through the looper, the strip is guided and supported in the spiral path. Due to the spiral structure of the looper, the strip can be smoothly transmitted under the condition of uneven strip speed to ensure the normal progress of the subsequent process.
3.Commissioning and maintenance: Used equipment needs to be inspected and maintained in detail before use. Includes:
Cleaning: Remove oil, dust and so on from the surface.
Lubrication: Check and add lubricating oil to ensure the normal operation of each transmission component.
Calibration: Ensure that the neutralization pressure of the roller is set correctly.
Replacement parts: Check for wear and replace necessary parts.
4.Application process: In the process of use, it is necessary to pay attention to the operation specifications, monitor the operating status of the equipment, and adjust the equipment parameters in time to meet the strip specifications and process requirements. In addition, it is also necessary to pay attention to safe operation to prevent accidents.
Through the above methods, the used roller bedroom spiral looper can continue to play its function and provide support for metal processing production.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
The mold types and types of used precision high-frequency welded pipe units
Time of issue : 2024-11-30
1.Molding die: used to shape steel strip into pipe. This type of mold usually consists of multiple sets of rollers, and the forming process is completed by gradual pressure.
2.Welding die: Specially used for high-frequency welding process to ensure the quality and accuracy of the weld. These molds are often used to ensure that the joint parts of the pipe are precisely aligned and soldered securely.
3.Sizing die: used for further sizing and straightening of the pipe after welding to ensure the dimensional accuracy of the final product. These molds allow the pipe to achieve the desired diameter and roundness.
4.Shaping mold: used to shape the welded pipe that has been formed to ensure that it meets the specified size and shape requirements.
5.Straightening mold: used to straighten the welded pipe and correct the bending and deformation of the pipe to ensure its flatness in the production process.
6.Surface treatment mold: These molds are used to treat the surface of the pipe, such as deburring, polishing, etc., to ensure the smooth and smooth surface of the pipe.
7.Cutting mold: used to cut the produced welded pipe to the required length according to demand. The main function of these molds is to ensure that the cutting is straight and high precision.
Each mold plays an important role in the production process, ensuring the quality and production efficiency of the welded pipe. According to the specific use and needs, different types of molds can be combined to achieve the best production results.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
1.Molding die: used to shape steel strip into pipe. This type of mold usually consists of multiple sets of rollers, and the forming process is completed by gradual pressure.
2.Welding die: Specially used for high-frequency welding process to ensure the quality and accuracy of the weld. These molds are often used to ensure that the joint parts of the pipe are precisely aligned and soldered securely.
3.Sizing die: used for further sizing and straightening of the pipe after welding to ensure the dimensional accuracy of the final product. These molds allow the pipe to achieve the desired diameter and roundness.
4.Shaping mold: used to shape the welded pipe that has been formed to ensure that it meets the specified size and shape requirements.
5.Straightening mold: used to straighten the welded pipe and correct the bending and deformation of the pipe to ensure its flatness in the production process.
6.Surface treatment mold: These molds are used to treat the surface of the pipe, such as deburring, polishing, etc., to ensure the smooth and smooth surface of the pipe.
7.Cutting mold: used to cut the produced welded pipe to the required length according to demand. The main function of these molds is to ensure that the cutting is straight and high precision.
Each mold plays an important role in the production process, ensuring the quality and production efficiency of the welded pipe. According to the specific use and needs, different types of molds can be combined to achieve the best production results.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
Roll forming machine is an important manufacturing equipment
Time of issue : 2024-11-29
1.Initial development stage
In the early stages of roll forming technology, machining mainly relies on manual operation and simple mechanical devices. This kind of equipment has simple structure and is difficult to meet the production needs of complex profiles.
2.Mechanization improvement
With the advance of the Industrial Revolution, the degree of mechanization has gradually increased. Roller forming machines began to be equipped with electric motors and mechanical transmission systems, which increased production efficiency and output.
3.Automation and CNC technology
In the late 20th century, the development of computer technology led to the introduction of automation and numerical control technology (CNC). CNC roller forming machine can realize high-precision and high-efficiency automatic processing through programming, reducing labor costs and improving product quality.
4.Advanced control system
The new generation of roll forming machines introduces advanced control systems, including PLC (Programmable logic controller) and HMI (human machine interface), making operation easier and more intelligent. At the same time, the development of sensor technology also provides support for real-time monitoring and precise control.
5.High strength materials and new coatings
Modern roller forming machines use high-strength materials and advanced coating technology on roller wheels and other key components, which not only improves the durability and service life of the equipment, but also better ADAPTS to the processing needs of high-strength and high-hardness materials.
6.Modularity and flexibility
In recent years, modular design has become a significant trend in roll forming machines. This design allows the equipment to have greater flexibility, can quickly adjust and replace different modules according to production needs, to adapt to diverse, customized production requirements.
7.Intelligent manufacturing and Industrial Internet
With the advancement of Industry 4.0, intelligent manufacturing and industrial Internet technologies are gradually applied to roll forming machines. Through data acquisition, analysis and remote monitoring, intelligent equipment operation and production management are realized, improving the efficiency and reliability of the entire manufacturing process.
8.Environmental protection and energy saving technology
Environmental protection and energy saving technologies also play an important role in modern roll forming machines. Reduce energy consumption and environmental pollution through optimized design, use of energy-efficient motors and energy recovery devices, and achieve sustainable development.
In short, roll forming machine technology in the continuous innovation and development, through the use of new materials, new processes and intelligent technology, greatly improve the production capacity and product quality, to meet the manufacturing needs of different industries.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
1.Initial development stage
In the early stages of roll forming technology, machining mainly relies on manual operation and simple mechanical devices. This kind of equipment has simple structure and is difficult to meet the production needs of complex profiles.
2.Mechanization improvement
With the advance of the Industrial Revolution, the degree of mechanization has gradually increased. Roller forming machines began to be equipped with electric motors and mechanical transmission systems, which increased production efficiency and output.
3.Automation and CNC technology
In the late 20th century, the development of computer technology led to the introduction of automation and numerical control technology (CNC). CNC roller forming machine can realize high-precision and high-efficiency automatic processing through programming, reducing labor costs and improving product quality.
4.Advanced control system
The new generation of roll forming machines introduces advanced control systems, including PLC (Programmable logic controller) and HMI (human machine interface), making operation easier and more intelligent. At the same time, the development of sensor technology also provides support for real-time monitoring and precise control.
5.High strength materials and new coatings
Modern roller forming machines use high-strength materials and advanced coating technology on roller wheels and other key components, which not only improves the durability and service life of the equipment, but also better ADAPTS to the processing needs of high-strength and high-hardness materials.
6.Modularity and flexibility
In recent years, modular design has become a significant trend in roll forming machines. This design allows the equipment to have greater flexibility, can quickly adjust and replace different modules according to production needs, to adapt to diverse, customized production requirements.
7.Intelligent manufacturing and Industrial Internet
With the advancement of Industry 4.0, intelligent manufacturing and industrial Internet technologies are gradually applied to roll forming machines. Through data acquisition, analysis and remote monitoring, intelligent equipment operation and production management are realized, improving the efficiency and reliability of the entire manufacturing process.
8.Environmental protection and energy saving technology
Environmental protection and energy saving technologies also play an important role in modern roll forming machines. Reduce energy consumption and environmental pollution through optimized design, use of energy-efficient motors and energy recovery devices, and achieve sustainable development.
In short, roll forming machine technology in the continuous innovation and development, through the use of new materials, new processes and intelligent technology, greatly improve the production capacity and product quality, to meet the manufacturing needs of different industries.
For more information, please pay attention to the website of Jinyujie Mechanical and Electrical Used Pipe Mill Supplier：www.usedpipemill.com
JinYuJie-Used Pipe Mills Supplier（Please click the link→) :second-hand pipe mill
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Wechat: 13392281699
Email: zty@usedpipemill.com
Company address:No. A99, East Lecong Avenue, Lecong Town, Foshan City, Guangdong Province
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