查询词典 forge welding

Apply the metalloscope, the scanning electric mirrorand energy spectrum analysis instrument etc. material analysis way and MLD-10 dynamic load abrasion tester, JB-36 three use the impact tester etc. test equipment to analysis and test the wearable performance of selected material and welding quality of welding sample. So as to make certain the best welding material and welding crafts between the welding of pickax boot wearable material and pickax body material in making tamping pick adopting parted type structure.

应用金相显微镜、扫描电镜、能谱仪等材料分析手段以及MLD-10动载磨料磨损试验机、JB-36型三用冲击试验机等试验设备，对所选材料的耐磨性能和焊接试件的焊接质量进行分析测试，以确定分体式结构制造捣镐的工艺中最佳镐靴耐磨材料及其与镐体材料捍接过程中的最佳焊接材料和焊接工艺。

The result of abrasion test and welding tests show, the crafts of adopting parted type structure to make tamping pick is viable theoretically, the pickax boot wearable material we have selected havent appear brittleness desquamation under the condition of test, and the ratio of performance and price of the material is higher; The welding joint has no obvious welding bug under the condition of test, the break mode of welding slot metal is mainly toughness break, and the craft performance of the weld material we have selected is all right, the welding craft we have established is suitable to the occasion and feasible.

磨损试验和焊接试验结果表明，采用分式体结构制造捣镐这一工艺理论上是可行的，所选镐靴耐磨材料在试验条件下未见脆性剥落，而且性价比较高；焊接接头在试验条件下没有明显的焊接缺陷，焊缝金属断裂方式主要是韧性断裂，而且所选焊接材料工艺性能良好，所制定焊接工艺切实可行。

In order to reduce the welding deformations, the technology is optimized as follows: the reversible deformation values should be initialized, continuous welding is adopted at ribbed plate as welding sequence and the main weld is symmetric back space wandering welding, and the values of welding current and voltage should be defined according to the procedure qualification.

为了减少焊接变形，优化的工艺为：预置反变形；焊接顺序采用筋板连续焊，主焊缝从中间往两边对称退位跳焊；焊接电流和电压取焊接工艺评定规定的值。

LTHJ-SUPER-A2 welding manipulator automatic recovery machine(Condensed air is needed0.4-0.8Mpa) This system is set for welding manipulator,special cylindrical welding tools or difficult welding .It adds super negative pressure wind pump on inner side offlux cylinder,so that in the welding process it can absorb unmelted flux directly into cylinder and place into a small hopper.Open the valve of small hopper and put flux onto work piece,then you can put it into reprated usage.

LTHJ-SUPER-A2型操作机正压自动回收机（需压缩空气0.4-0.8Mpa）本系统是为一体超强新型的操作机或外圆焊接特制工具、高难度的焊接而设置的，它利用压缩空气，将在焊接过程中尚未溶化的焊剂直接吸收到桶内，放置到小料斗中，打开小料斗阀门把焊剂放到工件上，进行往复使用。

A detection method for welding lines based on K-L algorithm is discussed. Infrared light source is applied to get high quality images of welding lines through CCD. Image template libraries for unwelded and welded lines are constructed and the welding line image is processed by K-L algorithm to match with the template libraries to judge if the welding line has been welded. The experiment shows that above method is effective with high precision and speed and it can be applied on real-time detection of welding lines.

提出计算机对所得图像进行滤波和图像分割，讨论了K-L算法的原理及其在红外焊缝图像检测中的应用；以红外光源照射焊缝，通过CCD摄取焊缝的图像，建立已焊和未焊的图像模板库，采用K-L算法对焊缝图像进行处理，并与模板库进行比较，得出焊缝是否焊接的结论；试验结果表明，该方法检测精度高，检测速度快，可以实时运用于对手工电弧焊的焊缝质量检测中。

This system can collect the welding current and voltage signals of the CO2 short circuiting welding during the welding process at very high speed, and analyze the data collected from the welding process, and make out a evaluation about the welding process.

在该系统中，实现了利用个人计算机对CO2短路过渡焊接过程的电弧电流和电压信号的高速实时采集，并对其信号进行分析，得出对焊接过程的基本估测。

The application of expert system in welding industry coveres the design or selection of welding process,diagnosis of weld discontinues or failure of equipment,estimation of welding cost,real time control,welding CAD and examination for welding operators.

专家系统在焊接领域的应用涵盖焊接工艺设计或选择、焊接缺陷或设备故障诊断、焊接成本估算、实时控制、焊接CAD和焊工考试等。

TIG welding process is chosen in welding experiments on basis of the analysis of the problem in butt welding of copper thin plate and the process conditions to search the relation between welding parameters and welding defects.

中文摘要：针对铜薄板的焊接进行研究，分析了铜薄板对接易出现的问题，根据焊接工艺特点确定采用TIG焊进行焊接工艺试验；深入探讨焊接工艺参数的选取及其焊接缺陷等。

This paper using the FEM software Marc, for the 50 and 60 degree V groove of flat plate butt joint simulate the one-layer and three layers welding, finish each welding and cooling it down to room-temperature then start the next welding true represent process and get the temperature field, residual deformation and welding residual stress, according to the theory analysis and empirical equation verified the temperature field and residual deformation all correct, comparison with experiment verified the welding residual stress regularity and correctly.

本文利用有限元软件Marc，对开60°和50°V型坡口的平板对接接头，动态的模拟了单层单道打底焊，焊完一道后让试件冷却到室温以及单层单道满焊，每焊完一道后让试件冷却，然后再焊下一焊道，道间温度≤200℃，在以此为初始边界条件下开始下一道的焊接，真实的再现了焊接过程，得出了温度场，残余变形和残余应力场的分布规律，根据理论分析及经验公式验证了温度场以及残余变形的正确性，角变形的大小，这些结果与数值计算相吻合。通过与实验测得的残余应力进行比较，验证了焊接残余应力的分布规律及模拟的正确性。

To get a property comparison of GXHJ－ 1 sintered welding agent with SJ101 sintered welding agent, related tests were carried out, including deposited metal test, lab butt－ joint plate test, single－ welding stick operation test, double－ welding stick operation test as well as operation test with H08C welding stick, focusing differences of the two in terms of technological properties and weld seam impact toughness.

为了比较 GXHJ－ 1和 SJ101两种烧结焊剂的性能，分别从熔敷金属性能试验、实验室对接板试验、单丝焊生产、双丝焊生产等方面及在匹配 H08C焊丝的条件下进行了工艺性能和焊缝冲击韧性对比。

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For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。