并简述了直流正极性焊接铝合金所存在的问题和应用前景。
The existing problems and application prospects of Aluminium welding with straight polarity direct current method are sketched out in this paper.
阐述了药芯铝焊丝的制造原理，研究了TIG直流正接焊接铝合金的工艺特点。
This paper has explained the manufacture principle of Al-flux-cored welding wire, and studied the technical characteristics of Aluminium alloy welding with straight polarity direct current TIG method.
应用高效的气体保护熔化极电弧焊焊接铝合金薄板时，容易出现熔池下塌、烧穿等焊接缺陷。
Welding defects such as collapse of molten pool, burning through, would like to happen in the high efficient gas shielded metal arc welding.
为了采用图像处理与模式识别的方法对铝合金的焊接质量进行智能控制，必须获取铝合金焊接熔池的清晰图像，然后提取焊接熔池的信息。
In order to control the quality of welding by image processing and pattern recognition, the clear image of the welding pool of aluminum alloy and the information of the welding pool must be obtained.
第二，也是最重要的一点，很多高强度铝合金不可使用惯用的技术焊接。
Second, and most importantly, many of the strongest aluminum alloys are not weldable using conventional techniques.
同时，对铝及铝合金的焊接趋势进行了展望。
The development tendency of aluminium alloy welding is forecast as well.
概述了以激光为热源的铝及铝合金激光焊接技术特性。
The technological properties of laser welding for aluminum and aluminum alloys are described.
针对质量问题提出了解决措施，并论述了铝合金激光焊接在国内外的应用。
Meanwhile, points out the improving measures of quality and the applications of laser beam welding aluminium alloys.
B120型地铁铝合金车体为整体承载全焊接结构，主要采用大型中空铝合金型材组焊而成。
The type B120 metro vehicle aluminum car body is overall load bearing structure, which is mainly made from large aluminum extrusions connected by welding.
微型剪切试验为铝合金焊接接头力学性能的评定提供了一个新途径。
The micro shear test could give a new way to evaluate the mechanical properties in weld joint of aluminium alloy.
利用高功率CO2激光器，对5083型号的铝合金薄板进行了焊接试验研究。
Laser welding of 5083 aluminum alloys with high power CO2 laser is experimental studied in this paper.
对两种形式的温差拉伸控制铝合金薄板焊接残余变形的效果和规律进行了研究。
The effects of distortion control in welding thin aluminum alloy plates by two kinds of thermal tensioning were investigated.
采用云纹分析的试验力学方法，研究了不同情况下LY 12 CZ高强铝合金焊接接头应变场的分布特点。
Using experimental mechanical method of moire analysis, strain field distributions of LY12CZ aluminum alloy welded joints under different conditions were investigated.
介绍了采用熔化极脉冲氦弧焊工艺焊接大厚度铝合金燃料箱的优越性。
The priority of using melted pole pul se heliarc welding technique to weld the thick aluminum alloy fuel tank is introduced.
介绍复杂结构铝合金仪器箱体焊接及机加工中出现裂纹的原因及防止措施。
The reason and measure prevented the structure from cracking in welding and machining aluminium alloy frame and shell of apparatus box are discussed in the paper.
铝锰，强度高，耐蚀。铝合金焊接用。
Manganese aluminum, corrosion resistance and high strength. Welding of aluminum alloys.
通过宏观及微观检测，分析了6061铝合金管及A7003铝合金薄壁管经TIG(氩弧)焊后的焊接区开裂的原因。
After visual inspection and metallographic test, analysis and discuss the welding zone cracking reasons for 6061 and A7003 aluminum alloy thin-walled tube after TIG (argon shielded arc) welding.
铝合金MIG焊接过程动态检测与控制是提高焊接质量的重要手段。
It is an important method which improve the welding quality by tested and controlled aluminum alloy MIG welding process dynamically.
研究了外加横向电流对铝合金CO_2激光焊接焊缝成型的影响。
The influence of transverse current on seam formation of CO2 laser beam welding of Aluminum alloys has been investigated.
本船为铝合金焊接双体客船，采用对称片体，单层甲板，设上下客舱，螺旋桨推。
This ship is an aluminum alloy welded catamaran passenger vessel, using symmetrical semi-hull, single deck, upper lower cabins and propeller driven.
本本研究了低温同步加热(LTSH)对高强铝合金ly 12 CZ焊接接头机械性能的影响。
In this paper, the influence of low temperature synchro heating (LTSH) on the mechanical properties of aluminum alloy LY12CZ welding joints was investigated.
对不同焊接热输入下的6063铝合金焊接接头进行人工时效，分析其硬度分布和强度的变化。
Effects of artificial ageing on the hardness distributions and strength were analyzed for 6063 aluminum alloy joints welded by varying heat inputs.
以铝合金MIG焊为例，在每种脉冲模式下，分别改善焊接电流、焊接电压、脉冲频率、占空比等参数进行焊接并采集输出电流波形。
Taking MIG welding as example, under each control modes, the welding parameters such as the welding current, welding voltage, pulse frequency, etc.
摘要：研究了不同湿度条件下A 5083铝合金焊接气孔的敏感性，并讨论了气孔对焊缝力学性能的影响。
Abstract: Study on the sensitivity of stomatal A5083 Aluminum Alloy under different humidity conditions of welding, and the effects of porosity on the mechanical properties.
本文介绍了作者自行设计的铝合金焊接缺陷及工艺问题分析诊断专家系统。
The paper introduces an expert system for diagnosing weld defects and analyzing welding process problems.
将视觉传感技术与自适应控制技术相结合用于铝合金tig焊接过程质量控制。
In this paper, the vision technology with adaptive control technology are used in TIG welding quality control of the aluminium alloy.
针对7075铝合金中厚板真空电子束焊接过程，采用非线性有限元法，对焊接接头的残余应力分布进行了数值模拟。
Aim at 7075 aluminium alloy vacuum electronic beam welding, using nonlinear finite element, the numerical simulation of the residual stresses distribution in welding joint was made.
针对7075铝合金中厚板真空电子束焊接过程，采用非线性有限元法，对焊接接头的残余应力分布进行了数值模拟。
Aim at 7075 aluminium alloy vacuum electronic beam welding, using nonlinear finite element, the numerical simulation of the residual stresses distribution in welding joint was made.
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