Numerical simulation is an important method for investigating of resistance spot welding process.
数值模拟是研究电阻点焊过程和机理的重要手段。
The resistance spot welding process of mild steel was studied by experimental and finite element methods.
采用试验和有限元数值模拟的方法，对汽车车身低碳钢电阻点焊的过程进行了研究。
This topic carries on the constant current control to the resistance spot welding process using a system of single chip computer, whose core has used the C8051F005.
本文的研究工作利用单片机控制系统对电阻点焊过程进行恒流控制，其核心采用了集成度英明、助能强的C8051F005单片机。
Lots of dynamic information, which can directly or indirectly reflect the quality of welded spot, are included within the dynamic signals of resistance spot welding process.
电阻点焊过程动态信号蕴含着大量直接或间接反映焊点质量的动态信息。
Based on the pre-process, numerical simulation and post-process, the application of visualization technique, which is used in the numerical analysis of resistance spot welding process, is introduced.
从前置处理、数值计算及后置处理三个方面出发，着重介绍可视化技术在电阻点焊过程数值分析软件中的应用。
On the basis of digital signal process and nondestructive testing, the effect of welding process on the frequency spectrum of the current signal in AC spot welding is analyzed.
在数字信号处理及无损检测的理论基础上，分析了焊接过程对电流信号频谱的影响。
During the welding process, the computer will modify the position of the electron gun based on the deviation to make the electron beam spot centered on the annular weld groove.
在焊接时利用处理后的偏差值在圆形焊缝相应位置不断修正电子枪的位置，从而达到电子束束斑与焊缝自动对中的目的。
Graphic display of DC spot welding dynamic process is an effective way for online welding quality control.
焊接过程动态参数图形的实时显示是三相次级整流电阻焊质量在线评估的一种有效方法。
A mathematical model of fume diffusion in welding process was founded by considering welding arc as a spot source of generating fume and supplying the turbulent diffusion theory.
把焊接电弧作为一个发尘点源，应用大气湍流扩散理论，建立了焊接过程中烟尘扩散的数学模型。
To avoid welding spot cracking and decreasing physical strength during cutting process.
切割过程中，有效减少应力发生，防止焊点崩裂；
The spot welding experiments indicate that the new quality control method can better compensate various factors influence in the welding process and assure the spot welding quality stabilization.
点焊试验表明，这种新的质量监控方法能够较好地补偿点焊过程多种因素的影响，保证点焊质量稳定。
A process for fabricating CuCrZr alloy spot-welding electrode by three cold extrusions is developed, with effect of cold deformation on alloy properties explored.
研究了用铜铬锆电极合金经三道工序冷挤压成点焊电极的工艺，还探讨了挤压冷变形对合金性能的影响。
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。
If restoring on the spot, well effect can also be obtained when using proper welding process and agent.
若现场修复，焊接工艺和选材适宜，也可获得良好的修复效果。
The process mechanism of aluminum alloy RSW is the base and key to solve the problem of spot welding.
铝合金电阻点焊过程机理的研究是解决铝合金点焊问题的基础和关键。
A controlling model of inverter spot-welding process and a fuzzy neural network configuration about inverter spot-welding with constant current control were built in this paper.
推导了逆变点焊过程控制模型，并构建了逆变点焊模糊神经网络恒电流控制系统结构。
Combined with the producing practice, this paper introduces its working principle and process of the spot welding of wiper fixed bracket and the factors influencing the welding quality.
本文结合生产实际，阐述了刮水器固定支架点焊的原理、工作过程，以及影响焊接品质的因素，提出了该焊接的工艺参数、注意事项和实用的检验方法。
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。
A process parameters design system of resistance spot welding of aluminum alloys integrating case based reasoning, fuzzy inference and fuzzy neutral network (FNN) was developed.
采用集成基于事例推理，模糊推理，模糊神经网络(FNN)等多种人工智能推理技术，建立了铝合金电阻点焊工艺参数设计系统。
The effective thermal input of pulse flash process is large, it can help reduce the drop weight test fracture of flat spot, which is suitable for welding U75V rail.
脉动闪光工艺的有效热输入大，有利于降低落锤断口灰斑，适合焊接U75V钢轨。
A three dimensional finite difference electric thermos model for resistance spot welding nugget process of dissimilar materials is introduced.
以异质材料低碳钢与纯镍电阻点焊为例建立了电阻点焊熔核形成过程的电热耦合有限差分模型。
Numerical simulation has been a main research method in resistance spot welding since the forming process of nugget is hard to observe.
而由于点焊熔核形成过程的不可见性，计算机模拟技术已经成为研究电阻点焊的主要方法。
Under the same welding process, the shear strength of domestic spot welding joint is higher than Swedish, but the microhardness of the domestic is slightly lower than the Swedish plates.
在同等焊接工艺下，国产钢板点焊接头的剪切强度高于瑞典钢板点焊接头，国产钢板点焊接头的显微硬度略低于瑞典钢板。
But the process of spot welding is such a highly non-linear, multi-parameters and complicated process containing a lot of random factors.
然而点焊是一个高度非线性、多变量耦合和含有大量随机不确定因素的复杂过程。
But the process of spot welding is such a highly non-linear, multi-parameters and complicated process containing a lot of random factors.
然而点焊是一个高度非线性、多变量耦合和含有大量随机不确定因素的复杂过程。
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