The shape and size of plasma in laser welding process was studied with high-speed CCD carnera.
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
The paper introduce the influence of co 2 laser welding process condition on welding joint quality of Zr 4 alloy.
研究了二氧化碳激光焊接工艺条件对锆-4合金接头质量的影响。
Minimum 5 years' experience on laser welding process and familiar with industrial material . Experienced in Industrial management.
5年以上经验的激光焊接工作经验，熟悉工程材料的性能。
Plasma produced in laser welding process has shielding effect to the laser beam and decreases the melting depth on even result in the defect.
激光焊接过程中产生的等离子体对激光束有屏蔽作用，降低了焊接熔深，甚至出现缺陷。
The miniature coaxial cable with corrugated copper-tube outer conductor that is manufactured using laser welding process offers satisfied results in both electrical and m…
激光焊接法生产的微小型皱纹铜管外导体同轴电缆，在电性能和机械性能方面都取得了令人满意的效果。
The influence of laser power, welding speed and the focus position to the laser welding process as well as the assist gas to the instability of the welding process are analyzed.
分析了激光功率、焊接速度和焦点位置对焊接过程的影响以及保护气体对焊接过程不稳定性的影响。
The deviation between the performance prediction index of neural network and the actual value was less than 5%, so BP neural network can be used for laser welding process design.
神经网络的性能预测指标与实际值间的偏差小于5%，可用于激光焊接工艺设计。
Under the condition of this experiment, the wrought magnesium alloy AZ31B could be jointed successfully by YAG laser welding process and the joint strength was up to 95% of the based metal.
在本试验条件下采用YAG激光焊接工艺能够成功的实现变形镁合金az31b的连接，接头强度可达母材的95 %。
The process investigation on hybrid YAG - MAG laser arc welding of austenite stainless steel is systematically developed.
针对奥氏体不锈钢材料，系统地开展了YAG-MAG激光电弧复合焊工艺研究。
So the plasma has great effects on the laser beam welding process, the welding quality and the efficiency of the laser beam energy. Which can not be ignored during the laser beam welding.
可见，激光焊接过程中产生的等离子体对激光焊接过程、焊接质量以及对激光能量的利用率有非常大的影响，是一个不可忽视的现象。
Test results indicate that compound process of laser welding can remarkably improve weld penetration and welding speed, therefore low power laser welder can be used for aluminum alloy welding.
试验结果表明，激光焊复合工艺可以显著提高焊缝熔深和焊接速度，从而实现采用小功率激光焊机实现铝合金激光焊接的目的。
This paper presents laser welding, its principle, forms of welding joints, allowable clearance between welding joints, control of welding process and its application to the body manufacturing, etc.
介绍了激光焊的原理、接头形式、接头的间隙要求、焊接过程的控制及其在车身制造中的应用。
In particular, YAG laser welding technique has satisfied the fiber positioning process.
尤其是采用YAG激光焊接技术，较好的解决了光纤定位工艺。
There is a working procedure of tool tip arc grinding during the laser welding saw blade manufacturing process.
激光焊接锯片生产工艺过程中，有一道刀头磨弧工序。
In this paper, a new laser welding method and process of diamond thin wall bits for construction industry has been developed.
本文研究了激光焊接薄壁金刚石工程钻头的方法及工艺。
The influences of the filler metal powder on the laser power density threshold value, weld formation and process stability were studied during CO_2 laser welding of aluminum alloy.
研究了填充合金粉对CO_2激光焊接功率阈值、焊缝成形和焊接过程稳定性的影响。
By far, research about laser-arc hybrid welding is mostly concentrated on the application and there is still much problem to solve come down to the arc properties and the stability of welding process.
到目前为止，关于激光-电弧复合热源焊接的研究主要集中在应用方面，而涉及到电弧特性及过程稳定性等基础理论，仍有许多问题亟待解决。
The welding process is influenced by the plasma produced by laser irradiation. Plasma plume above the keyhole is the bright, often bluish, flash frequently seen during laser welding.
激光焊接中，光致等离子体的产生，尤其是小孔外闪烁的明亮蓝色等离子体云，影响着激光焊接过程的进行。
MARC software was used to simulate the temperature and stress fields of laser beam braze welding process of beryllium ring.
采用MARC软件对铍环激光束钎焊过程的温度场和应力场进行了有限元分析。
Welding process viarables of 304 stainless steel sheet welded by continuous fiber laser was researched in this paper.
采用连续光纤激光器对304不锈钢薄板进行了焊接工艺研究；
The laser welding is a fast and uneven heat cyclical process. Because of complexity of the interactive between laser and material, it is very difficult to guarantee the quality of the laser welding.
激光焊接过程是一个快速不均匀的热传导过程，由于激光与材料相互作用的复杂性，使得激光焊接质量难以保证。
The reasons of porosities production and process instability in CO2 laser welding shipbuilding T-section aluminum alloy are also discussed.
同时，讨论了船用铝合金T型材CO2激光焊接过程中产生气孔和过程不稳定的原因。
Assembly, machining, quality control, arc welding, spot welding, 3d laser or water jet cutting were among the widely used process application software.
装配、加工、质量控制、电弧焊、点焊、三维激光或液压射流切割工艺就是应用型处理软件广泛使用的结果。
For certain applications, the laser welding can even offers a replacement for the sewing process.
对于某些特殊应用，激光熔接甚至可以代替传统的缝纫工艺。
Due to the advantage of high energy density, low heat affected zone, low shape distortion of components, high welding speed, the research of the laser welding is the focus of the laser process.
激光焊接技术由于其能量密度高、热影响区小、焊接变形小、焊接速度高等众多优点，一直是激光加工方面的研究热点。
For the industrial application of laser-arc hybrid welding, the groove gap bridging ability of this process was investigated in detail.
为推动激光-电弧复合焊接的工程应用，对其接头间隙桥接能力进行了系统研究。
This laser welding coaxial protection air spout was used to weld the stainless steel, and then the effect of coaxial protection air spout on the welding process was analyzed.
利用该同轴保护喷嘴进行不锈钢激光叠焊试验，分析同轴保护喷嘴对保护效果及焊接过程的影响。
By means of our experiments, the feasibility of laser seal welding of aluminium packages was proved. During the process, the causes of pinholes and cracking were discussed.
通过实验证明了铝腔体激光密封焊接的可行性，并对焊接过程中裂缝、气孔的出现原因进行了讨论。
The infrared thermal imaging system was used as a sensor to measure the temperature field of wrought magnesium alloy AZ31B during the laser-TIG hybrid welding process.
以变形镁合金az31 B为研究对象，采用红外热像仪拍摄镁合金激光- TIG复合热源焊接过程中的焊接温度场，提出一种基于红外辐射测温原理。
The infrared thermal imaging system was used as a sensor to measure the temperature field of wrought magnesium alloy AZ31B during the laser-TIG hybrid welding process.
以变形镁合金az31 B为研究对象，采用红外热像仪拍摄镁合金激光- TIG复合热源焊接过程中的焊接温度场，提出一种基于红外辐射测温原理。
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