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- strengthening of welded seam 焊缝补强
- The article analyzes that all factors effect impacting toughness of welded seam of ERW pipe on the basis of mass produce and practice. 在大量生产实践的基础上分析了影响ERW直缝电阻焊钢管焊缝冲击韧性的各种因素。
- The image acquisition of weld seam is influenced by the intense spatters,combusting gas,arc and the noise . 获取的图像中存在大量的飞溅、烟尘、电弧光以及周围环境电磁、静电产生的噪声干扰。
- Based on the thermojunction assignment test, actual thermal cycling curve of welded seam heat-affected zone is obtained. 在热电偶标定测试的基础上,通过实验获得了焊缝热影响区的实际热循环曲线。
- The coke towers are working under high temperature and coke in and out with hot and cold distress,and local severe distortion of the towers or dehiscence of welded seam appears frequently. 焦炭塔长期在高温及充焦、除焦的冷热疲劳作用下运行,常出现塔体局部严重变形和母材焊缝开裂问题。
- A method of weld seam measurement based on structured light stereovision is proposed, which employs two charge coupled device cameras and a laser emitter fitted on the end-effector of the robot. 提出了一种基于结构光立体视觉的焊缝测量方法,并给出了一种简单的摄像机与激光器标定方法。
- The microstructure of welded joints by manual SHS welding was studied,and the mechanical properties of the welding seam were tested. 分析了手工自蔓延焊接接头的微观组织,测试了焊缝的力学性能,研究了焊缝合金与母材过渡区的元素分布及存在方式。
- Effects of welding parameters on the penetration of austenitic stainless steel A-TIG weld seam with the home-made active flux were carried out. 利用自制的活性剂,考察了焊接工艺参数对奥氏体不锈钢A-TIG焊焊缝熔深的影响。
- The problem of searching the center of weld fleetly and exactly is the key of automatic welding system, so a welding seam tracing system based on CCD was presented. 快速而准确地寻找到焊缝中心的位置是实时焊缝跟踪系统要解决的首要问题,文中提出一种基于视觉传感器CCD的焊缝跟踪系统。
- It indicated that double wire welding technique not only advanced the efficiency of welding and quality of weld seam but also improve the tensile strength and facture toughness of the welded joints. 根据螺旋焊管内焊双丝焊工艺的特殊性,研制了一套内焊双丝焊装置,该装置由焊丝对缝跟踪机构、焊臂支撑导向机构、送丝系统、调节机构及导电焊炬等组成。
- It also has advantages of simple operation, low cost, good quality of welding seam and rectangle and oval parts. 操作简单方便,成本低,焊缝质量优良,并且还可对矩形、椭圆形等形状实施高质量焊接。
- Experimental results of welding seam tracking testified the effectiveness and reliability of the method. 焊缝图像处理与焊缝跟踪试验结果证明了该方法的有效性和可靠性。
- The undetected or misjudge problem of on testing by ultrasonic waves of welding seam is a very conspicuous problem. 焊缝超声检测的漏检或误判问题是一个比较突出的问题,其中一个重要原因是由反射波信号确定缺陷大小、形状和性质时存在较大偏差。
- Ultrasonic inspection of weld seam 缝焊的超声波检测
- The processing algorithms for the laser image of welding seam are expatiated, which are divided into two parts of preprocessing and postprocessing. 对激光焊缝图像处理算法进行了详细阐述,算法分为预处理和后处理两部分。
- Study on the Investigating and Strengthening of Crack of the Upper Part of Welded Steel Crane-Girder 钢吊车梁上部区域裂缝的现场调查及其加固方法研究
- The place of welding seam decide how the welding robot moves, and the identification of welding seam is one of the important researching problems of welding automatization. 本文将相位编组法运用到焊缝图像识别上,并根据焊缝识别的特点对该算法提出了改进方案,取得了较好的效果。
- A cavity is made on both sides of weld bead. 在焊道表面两侧作一空腔。
- The Study on the Investigating and Strengthening of Crack of the Upper Part of Welded Steel Crane-girder 钢吊车梁上部区域裂缝的调查及加固的研究
- A method of auto-detecting is presented foI theflaw in ring-shaped welding seam of welded powder canister,and the author designs multiple-input single-output circuitand characteristic abstract circuit. 结合多年科研工作,提出了焊接药筒环焊缝超声自动检测方法和系统设计方案,并设计了多输入-单输出电路,特征提取电路。