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 　Welding is a common joining process in modern manufacturing,and the accuracy of weld seams is crucial for welding quality.In traditional welding processes,operators need to manually track the position of the weld seam to ensure accuracy.However,manual tracking is cumbersome and prone to errors.With the development of automation technology,automatic weld seam tracking systems have emerged,bringing revolutionary improvements to the welding process. 　　I.Definition of Automatic Weld Seam Tracking Systems 　　An automatic weld seam tracking system is a technology that utilizes sensors and control systems to achieve automatic detection and tracking of weld seams.By installing sensors on welding equipment,this system can continuously acquire real-time information about the position and shape of the weld seam and transmit it to the control system.Based on the received information,the control system automatically adjusts the position and orientation of the welding equipment to maintain the accurate position of the weld seam.Automatic weld seam tracking systems can be applied to various welding processes,including semi-automatic and fully automatic welding. 　　II.Principles of Automatic Weld Seam Tracking Systems 　　The principles of automatic weld seam tracking systems mainly involve three steps:sensor detection,data processing,and control adjustment. 　　Sensor detection:Automatic weld seam tracking systems typically employ visual sensors or laser sensors for detecting the position of the weld seam.Visual sensors capture images of the weld seam and utilize image processing algorithms to extract the edge and shape features of the seam.Laser sensors,on the other hand,emit lasers to measure the distance and position between the sensor and the weld seam. 　　Data processing:The acquired position and shape information of the weld seam from the sensors require data processing and analysis.Data processing algorithms typically include steps such as edge detection,feature extraction,and data matching.Edge detection algorithms identify the position of the weld seam edges,while feature extraction algorithms extract shape characteristics of the seam,such as length,width,and angles.D

　　Abstract:With the rapid development of technology,welding robots play a crucial role in modern manufacturing.This article explores the programming process of welding robots,including offline programming,online programming,and the application of sensor technology,showcasing the advantages of welding robots as precise collaborators in achieving efficient and high-quality welding tasks. 　　Introduction:Welding is a highly precise and stable process,while traditional manual welding poses challenges such as high labor intensity and inconsistent quality.With the introduction of welding robots,the manufacturing industry can achieve automation,high efficiency,and consistent welding processes.The key behind this lies in the programming of welding robots. 　　Offline Programming 　　Offline programming involves planning and optimizing the paths and actions of welding robots in computer-aided design(CAD)software.Firstly,engineers use CAD software to create a three-dimensional model of the welding workpiece.Then,they import the three-dimensional model of the welding workpiece into dedicated offline programming software and define welding paths and parameters.In the offline programming software,engineers can simulate and optimize welding paths to ensure the rationality and welding quality of the weld seams.Finally,the program file generated by the offline programming software can be uploaded to the actual welding robot control system. 　　The advantage of offline programming is that it reduces downtime on the actual production line.Welding robots can work simultaneously on the production line while engineers program and optimize in an offline environment,without affecting the actual production process.Additionally,offline programming reduces the risks for operators since welding robots undergo detailed path and action simulations during the offline programming stage,avoiding potential safety issues. 　　Online Programming 　　Online programming involves programming and controlling the welding process through real-time communication with the actual welding robot.Online programming is typically done through a human-machine interface(HMI)or specific programming controllers.Online progra

　　Automatic welding equipment is a critical technology in modern industry,playing an important role in various fields.Leveraging advanced technology and systems,automatic welding equipment enables efficient,precise,and stable welding processes,significantly improving production efficiency and product quality.Below are the applications of automatic welding equipment in several major fields. 　　Automobile Manufacturing: 　　The automotive industry is one of the primary application areas for automatic welding equipment.A large number of welding tasks,including body welding,chassis welding,and engine welding,need to be completed on automotive production lines.Automatic welding equipment can rapidly and accurately accomplish these tasks,ensuring the quality and consistency of weld seams,and enhancing the strength and safety of vehicle bodies.Additionally,automatic welding equipment helps save manpower resources and reduces the impact of human factors on welding quality. 　　Aerospace Industry: 　　In the aerospace field,welding is a crucial process.Automatic welding equipment is widely used in the manufacturing and repair processes of aircraft structures.Welding of aircraft structures requires high precision and reliability,and automatic welding equipment achieves high-quality welding through precise control systems,ensuring the structural strength and safety of aircraft.Furthermore,automatic welding equipment improves production efficiency,shortens production cycles,and reduces manufacturing costs. 　　Construction Engineering: 　　In the field of construction engineering,automatic welding equipment is extensively applied in the manufacturing and installation processes of steel structures.Welding of steel structures is a significant aspect of building construction,and automatic welding equipment provides efficient and precise welding solutions,ensuring the quality and stability of weld seams.Moreover,automatic welding equipment can adapt to various shapes and sizes of steel components,flexibly meeting diverse architectural requirements. 　　Energy Industry: 　　In the energy sector,automatic welding equipment is widely utilized in the construction and maintenance of oil and

　　Argon arc welding is a prevalent arc welding technique used in aerospace,automotive manufacturing,petrochemical,shipbuilding,and other industries.By injecting protective argon gas around the welding area,argon arc welding forms a stable protective layer to prevent the oxidation of the weld seam.This welding technique enables high-strength weld connections and maintains good welding quality. 　　Challenges in Automated Argon Arc Welding 　　Despite the many advantages of argon arc welding,there are still challenges in automated welding processes.Firstly,the shape and position of the weld seam may vary,especially when welding complex curved surfaces or irregular workpieces.The variations in the weld seam pose a challenge for traditional automated welding systems as they cannot accurately track the position and shape of the seam.Secondly,ensuring welding quality is a crucial issue.Traditional automated argon arc welding systems lack real-time detection of the weld seam quality,making it difficult to adjust welding parameters promptly and resulting in ineffective control of the weld seam quality. 　　Solution of the Imaginative Seam Tracking System 　　To address the challenges in automated argon arc welding,the Imaginative Seam Tracking System has been developed.This system is based on advanced computer vision and image processing technologies,enabling real-time identification and tracking of the weld seam's position and shape.By installing high-resolution vision cameras around the welding area and combining powerful algorithms for image analysis,the system can accurately locate and track the weld seam.Regardless of the variations in the shape and position of the weld seam,the Imaginative Seam Tracking System can precisely trace the contour of the seam,ensuring the accuracy of the welding path. 　　The Imaginative Seam Tracking System not only tracks the position of the weld seam but also monitors welding quality in real-time.By analyzing the external contour of the weld seam,the system can promptly detect welding defects or anomalies in appearance quality.Once an issue is detected,the system immediately sends a signal to the welding equipment for timely adjustment.This

　　26th Beijing Essen Welding and Cutting Exhibition 　　June 27-30,2023 　　Shenzhen International Convention and Exhibition Center 　　Beijing Chuangxiang Intelligent Control Technology Co.,Ltd. 　　Hall 16,Booth 16282 　　We sincerely invite you to visit! 　　Essen Exhibition 　　The 26th Beijing Essen Welding and Cutting Exhibition will be held at the Shenzhen International Convention and Exhibition Center from June 27th to 30th,2023.As the most influential event in the welding field,BEW will integrate resources to provide a comprehensive exchange platform for domestic and foreign welding manufacturers,enabling both export and domestic trade.During the exhibition,we will also invite government departments,experts,scholars,and manufacturers to hold lectures on new product technologies,welding forums,and welding technology seminars,providing a platform for industry professionals to exchange ideas. 　　Chuangxiang Intelligent Control 　　Beijing Chuangxiang Intelligent Control Technology Co.,Ltd.is a high-tech enterprise specializing in the research,development,production,sales,and service of robot vision.Adhering to the concept of"market-oriented,customer-centric"and the service tenet of"high quality,high efficiency,high level,"we provide customers with professional technical support and first-class product services. 　　As a pioneer in the intelligent manufacturing industry,our company has accumulated rich experience since 2013 and has established a highly influential corporate brand.Our core products,including weld seam tracking,molten pool monitoring,laser displacement,and IMVR spatial  finding,are widely used in industries such as machinery manufacturing,automotive and aerospace,intelligent monitoring,3C,and education. 　　Preview of Exhibits 　　Here are this year's exhibits.Our professionals will be available on-site to answer your questions! 　　Molten Pool Weld Seam Tracking 　　Chuangxiang Intelligent Control's self-developed molten pool weld seam tracking system accurately identifies the position of the weld seam and monitors the welding status through visual cameras.It integrates tracking and monitoring operations,e

　　Automatic welding equipment is a crucial device widely used in modern industrial production,which achieves welding operations through automation.It has numerous advantages and disadvantages.This article will discuss the advantages and disadvantages of automatic welding equipment from various aspects. 　　Advantages: 　　Improved production efficiency:Automatic welding equipment enables continuous and efficient welding operations without frequent manual intervention and adjustments.Compared to manual welding,automatic welding equipment has a significant advantage in production efficiency,greatly reducing welding cycles and increasing production line capacity. 　　Enhanced welding quality:Automatic welding equipment enables high-precision welding operations,avoiding unstable factors in manual operations such as hand tremors and visual fatigue.It ensures consistency and quality of welds,reducing welding defects and enhancing product quality and reliability. 　　Reduced labor intensity:Compared to manual welding,automatic welding equipment minimizes manual labor.Welding tasks usually require intense physical labor,with welders having to maintain positions and concentrate for extended periods,leading to fatigue and injuries.Automatic welding equipment reduces physical labor intensity for welders,improving work safety and comfort. 　　Strong flexibility and adaptability:Automatic welding equipment can be flexibly adjusted and adapted to different welding requirements.By adjusting welding parameters and setting welding paths,automatic welding equipment can adapt to various welding processes and materials,enabling multiple welding methods and seam forms.This flexibility and adaptability give automatic welding equipment an advantage in dealing with complex and diverse welding tasks. 　　Disadvantages: 　　High cost:Compared to traditional manual welding equipment,automatic welding equipment has a higher investment cost.It requires advanced mechanical structures,sensors,control systems,and additional costs for training and maintenance.This may impose significant financial pressure on small and medium-sized enterprises. 　　High technical requirements:Operating and maintaining aut

　　Introduction: 　　Automated welding plays a vital role in the manufacturing process of automotive axles,which connect the wheels and the vehicle body.Welding is essential for joining multiple components to form a sturdy and reliable structure.While manual welding has been traditionally used,there is an increasing adoption of automated welding systems in the axle manufacturing industry to improve production efficiency and welding quality.One such system is the vision-based seam tracking system,which offers a solution to overcome the challenges encountered in automated welding of automotive axles. 　　Classification of Automotive Axles: 　　Automotive axles can be categorized into various types based on their structure and application.These include front axles,rear axles,and drive axles.Different types of axles have distinct structural characteristics and welding requirements,necessitating targeted design and application of automated welding technology. 　　Challenges in Automated Welding of Automotive Axles: 　　Automated welding of automotive axles presents several challenges.Firstly,the complex structure of axles and the diverse shapes of seams make it difficult to ensure welding quality and consistency through traditional manual welding methods.Additionally,the large size and weight of axles require specialized welding equipment and suitable welding processes to accomplish the welding tasks.Furthermore,crucial factors such as temperature control during welding,material selection,and determination of welding parameters need to be considered. 　　Solution:Vision-Based Seam Tracking System 　　The vision-based seam tracking system,such as the"创想焊缝跟踪系统,"offers an effective solution to address the challenges encountered in automated welding of automotive axles.This system leverages advanced computer vision technology and control algorithms to real-time identify the position and shape of the seam and precisely control the movement trajectory of the welding torch,ensuring precise control and reliability in the automated welding process. 　　Key technologies involved in the vision-based seam tracking system include image processing,pattern recognition,and motion con

　　With the advancement of technology and the development of industrial automation,welding automation control systems play an increasingly important role in the manufacturing industry.Welding,as a commonly used joining process,has a crucial impact on the quality and stability of products.To improve welding efficiency and quality,different types of welding automation control systems are widely applied.They can be mainly categorized into three types:rigid automatic welding equipment,adaptive automatic welding equipment,and intelligent automatic welding equipment. 　　Rigid automatic welding equipment is the earliest system applied in the welding industry.It typically consists of welding robots,welding power sources,welding workstations,and other components.Rigid automatic welding equipment exhibits high precision and stability,making it suitable for workpieces with strict requirements for weld seam positioning and relatively simple welding processes.Such equipment is commonly used in large-scale production,such as welding processes in the automotive manufacturing industry. 　　With the continuous development of welding technology,adaptive automatic welding equipment has been gradually introduced.This type of equipment possesses perception and adjustment capabilities,allowing it to make real-time adjustments and optimizations based on the welding process.Adaptive automatic welding equipment is usually equipped with sensors and monitoring systems that enable real-time monitoring and feedback on parameters such as weld seam position,welding speed,and welding temperature.By adjusting welding parameters in real-time,the welding process becomes more stable and precise.Additionally,adaptive equipment can automatically recognize and adjust to different weld seam shapes and material characteristics,accommodating the requirements of diverse welding tasks.This type of equipment is commonly used in the manufacturing of workpieces with complex weld seam shapes and high welding quality requirements. 　　Intelligent automatic welding equipment represents a new trend in welding automation control systems.It integrates advanced technologies such as artificial intelligence,machine learning,and a

Welding deformation refers to the changes in the shape and dimensions of a component caused by thermal stresses and shrinkage during the welding process.It is a common issue in welding processes and can significantly impact the quality and performance of welded joints.Therefore,understanding the causes,types,and control methods of welding deformation is crucial for ensuring welding quality. I.Causes of welding deformation Thermal stress:During welding,the welding seam and the surrounding area expand due to the heat generated by the welding heat source,resulting in thermal stress.When welding is completed,the welding seam and the surrounding area cool down and shrink,causing the component to deform. Temperature gradient:Different parts of the welded component experience varying degrees of heating and cooling during the welding process,creating temperature gradients.The differential shrinkage resulting from these temperature gradients leads to deformation. Structural constraint:During welding,the welded component is constrained by the surrounding structures,preventing free shrinkage and causing welding deformation. II.Types of welding deformation Buckling deformation:Differential shrinkage on both sides of the welded component during cooling causes the component to bend or buckle. Twisting deformation:The welded component experiences torque or uneven thermal stress during welding,resulting in twisting or torsional deformation along its axis. Tensile deformation:The welded component undergoes linear elongation due to tensile stresses during welding. Compression deformation:The welded component undergoes linear compression deformation due to compressive stresses during welding. Thickness variation:In the welding process,the material around the welding seam and the surrounding area shrink to different extents,leading to thickness variations in the component at the weld seam. III.Control methods for welding deformation Optimizing welding sequence:By changing the welding sequence and positions,the temperature gradients during welding can be distributed as uniformly as possible,reducing thermal stress and deformation. Using preheating and post-hea