Seam tracking control is the key during welding process, which plays an important role in the automatic control of welding quality.
焊缝跟踪控制是焊接过程需要解决的关键问题，也是现代弧焊过程焊接质量自动控制的重要组成部分。
The paper describes a seam tracking sensor with a signal source of modulated infrared beam.
叙述了一种以脉冲调制的红外光束为信号光源的焊缝跟踪传感器。
In the seam tracking system, the motion of the cross slipper has an important effect on the torch movement.
十字滑块的微动特性对焊缝跟踪系统中焊枪的运动有着重要影响。
A seam tracking device is developed according to the requirement to weld hollow steel balls of net frame nodes.
根据空间网架结构结点空心钢球的技术要求，研制了一种焊缝自动跟踪系统。
The ultrasonic sensor and the working principle in the seam tracking are explained.
介绍了超声波传感器及其焊缝跟踪工作原理。
An automatic seam tracking system based on image sensing is presented.
本文提出了一种基于图像传感的焊缝自动跟踪系统。
According the calculation method of overlap joint's offset and height, the information was acquired and seam tracking was realized.
根据搭接焊缝偏中距离和焊缝高度的计算方法提取信息，实现焊缝的自动跟踪。
The results of the SAW seam tracking experiments show that there are good dynamic characteristics and control accuracy in the system.
埋弧焊焊缝跟踪实验表明，该系统具有良好的动态性能和控制精度。
To realize the wholly robot welding automation of robot welding with the improvement of welding seam tracking technology, initial welding position guiding system becomes more necessary.
为结合焊缝跟踪技术实现机器人焊接的全程自动化，远距离的初始焊位导引系统是必须的。
Using low cost charge coupled device (CCD), a vision sensing equipment in welding process was made, and a real time plasma arc welding (PAW) seam tracking system was implemented.
采用低成本电荷耦合器件制作了焊接过程视觉传感器，实现了一种等离子弧焊焊缝实时跟踪系统。
On the basis of experiment results processed offline, a fuzzy controller and software used in real time seam tracking of vertical fillet joint is designed.
根据离线处理的实验结果，我们设计了一模糊控制器，开发了垂直角焊缝的实时自动跟踪软件。
And seam detection is one of the kernel technologies of seam tracking.
要实现焊缝跟踪控制，焊缝识别技术是其中的核心技术之一。
A new kind of the fuzzy controller for the seam tracking is presented in this paper.
介绍了一种新型的焊缝跟踪模糊控制器。
A welding seam tracking and controlling system has been presented, and abstracting the feature of the seam images.
分析了视觉传感焊缝跟踪系统的原理和特点。
The seam tracking principle of this vision system is described.
阐述了该视觉传感器的焊缝跟踪原理。
Based upon the influence of a gap on the propagation of the acoustic emission waves, thedesigning of the weld seam tracking system with an acoustic-emission-microcontroller is described.
基于缝隙对声发射波传播有影响的现象，作者研制成一种利用声发射- 微处理器控制的焊缝跟踪系统。
In the vision system of the seam tracking, this paper puts forward new image process and seam identifying arithmetic, linear adjustment and fit arithmetic in detail.
在主动式视觉传感器的焊缝跟踪系统中，作者提出了新的接缝图象处理和特征值提取的算法，详述了直线段的调整、线段拟合算法以及接缝特征值的获取。
Mobile robot technology and seam tracking technology combines to form mobile welding robot. Without question, it will be widely used in the automatic welding of large welding structures.
将移动机器人技术和焊缝跟踪技术结合起来构成移动式的焊接机器人，在大型结构件的自动化焊接中，有着广阔的应用前景。
The working principle of the rotating arc sensor used in seam tracking is introduced.
介绍了旋转电弧传感器用于焊缝跟踪的工作原理。
Laser vision sensing, as one of the most promising seam tracking methods, has been paid more and more attention and gradually employed widely in the welding production.
激光视觉传感作为目前最有发展前景的焊缝跟踪方法，已引起了人们的普遍关注，并逐步在焊接生产中得到了推广应用。
Using a seam auto - tracking technique with arc sensor, seam tracking experiments for circumferential lap weld of automobile air storage vessel have been performed in this paper.
采用电弧传感式焊缝自动跟踪技术，对汽车贮气筒环缝搭接进行了自动跟踪工艺试验，并对影响跟踪效果和焊缝质量的因素进行了分析。
In the sampling range digital filter was done. The dual directional seam tracking was achieved by this control system and anti disturbance was strengthened.
提出动态采样区域法进行离散采样、数字滤波，实现焊缝双向跟踪，使系统抗干扰能力强。
For the demanding of sensor in seam tracking, a lightweight, compact, high speed rotating arc sensor is developed.
针对焊缝跟踪对传感器的要求，研制了一种适用于焊接机器人的轻便、紧凑、高速旋转的电弧传感器。
The paper has analyzed the content about image processing in the weld seam tracking system.
在此对焊缝自动跟踪系统中有关图像处理方面的内容作了一些分析。
The experiment proves that it has the advantage of reliable control and good seam tracking.
试验证明：该技术控制可靠，焊缝跟踪效果好。
By analyzing the variation of welding current, offset information obtained in order to achieve underwater seam tracking.
通过分析焊接电流的变化规律得到偏差信息从而实现水下焊缝跟踪。
An automatic seam tracking system of welding robot based on double-mode control is presented.
该文提出了一种基于双模控制的焊接机器人焊缝自动跟踪系统。
A method combining teaching and visual correction for weld seam tracking is presented to realize robotic automatic welding.
给出了一种示教与纠偏相结合的焊缝跟踪方法，用于实现机器人的自动焊接。
A method combining teaching and visual correction for weld seam tracking is presented to realize robotic automatic welding.
给出了一种示教与纠偏相结合的焊缝跟踪方法，用于实现机器人的自动焊接。
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