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- Resistance spot welding in aluminum alloy was tested by ultrasonic immersion method with focusing probe. 摘要介绍采用水浸超声聚焦回波检测铝合金电阻点焊焊核直径。
- Expulsion is highly undesirable during the resistance spot welding for it decreases the weld quality. 在电阻点焊过程中喷溅的产生直接降低焊接接头的强度,因此是最不希望出现的焊接缺陷。
- An axisymmetric finite element electro-thermo-mechanical model for resistance spot welding process is introduced. 介绍了模拟点焊熔核形成过程的轴对称电、热、力学有限元模型。
- Resistance spot welding quality monitoring of aluminum alloy was realized by multiple-sensor synchronous collection system. 摘要采用多传感器同步采集系统实现了铝合金点焊质量监测。
- The system can be used for detecting the quality and forecasting the size of nugget on real time during resistance spot welding. 以熔核尺寸为输出空间,可用于实时在线检测和预测的低碳钢点焊质量监测系统。
- This paper particularly introduces how to reduce two main welding defeat made in resistance spot welding for VDSS:blistering and gas expulsion holes. 本文重点介绍了如何减少VDSS钢板点焊时容易产生的两种主要焊接缺陷：鼓包和气孔；
- Strength of resistance spot weld is determined by the physical attributes of weldment including material and geometric issues. 电阻点焊接头的焊接强度由母材和熔核的材料属性及几何特征决定。
- A thermoelectric FEM model is developed to analyze the transient thermal behavior of resistance spot welding process, using ANSYS program. 基于ANSYS有限元分析系统,建立了用于点焊瞬态热过程分析的电热耦合有限元模型。
- The process characteristic and the application of its MAG fusion welding and resistance spot welding were described theoretically. 从理论上阐述了不锈钢MAG熔焊及电阻点焊的工艺特点及应用；
- The effect of TiC coating in electrode tip surface on electrode degradation during resistance spot welding zinc coated steel was investigated by SEM, EDX and XRD. 利用SEM、EDX和XRD等方法分析了在点焊镀锌钢板时电极表面熔敷TiC涂层对电极失效的影响。
- Their appearance feature,formation causes and damages were analyzed,which offers the proof to improve the quality of joint in resistance spot welding of Mg alloy. 结果表明,在镁合金电阻点焊接头中的裂纹为结晶裂纹,与电流特性、结晶时的应力状态和成分偏析有关;
- Characteristic parameter of dynamic resistance for splash in resistance spot welding low carbon steel to some extent is reflected by the sudden change of DRC and its change ratio. 提取的喷溅动态特征参量为动态电阻曲线及其变化率曲线的不同程度突变。
- This paper proposes a three-layer BP neural network to estimate the quality of mild steel resistance spot welding(RSW) using dynamic resistance signatures first. 采用动态电阻法建立了低碳钢电阻点焊熔核直径的人工神经网络模型,该模型为3层BP向前网络结构,通过大量正交试验训练获得其模型数据。
- We transplant the weight datas and region datas of the network to C language.Accordingly we propose a nugget diameter estimation system for resistance spot welding. 将模型数据移植到C语言中,建立了熔核直径在线估测系统。
- So we use digital man-machine interface composed of micro-controller, dot-matrix LCD, keyboard and EEPROM to make the resistance spot welding parameters much more simply and intuitively. 采用单片机控制,利用图形点阵液晶显示器、键盘和EEPROM等组成电阻点焊数字化人机界面,可简便直观地设置电阻点焊参数,予以保存;
- All these conclusions will offer important simplifications for further in-depth research of multi-physical field coupled process during resistance spot welding with finite element method. 这为进一步通过有限元方法深入研究电阻点焊熔核形成多物理场耦合过程提供了重要的简化依据。
- Effects of Surface Treatment on the Electrode Degradation during Micro - Resistance Spot Welding of Nickel - Plated Steel to Nickel Sheet 表面处理对微型点焊镀镍钢板和镍板时电极失效的影响
- An axisymmetric finite element model is developed to simulate the temperature field of resistant spot welding according to the process of nugget formation of three layers stainless steel sheets. 根据三层不锈钢板电阻点焊熔核形成过程,建立了模拟三层板点焊温度场的轴对称有限元模型。
- Controller for Resistance Spot Welding 电阻焊控制器
- inverter resistance spot welding 逆变电阻点焊
