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- laser spot welder 激光点焊机
- At last, the paper introduces how to apply this technology to spot welder. 结合点焊机焊接过程的监控，对该方法及其有效性进行了说明和验证。
- laser spot welding 激光点焊
- An engineering calculation method of spot weld fatigue life prediction is introduced. 摘要介绍一种焊点疲劳寿命预测的工程计算方法。
- And the draws of the stress, the whole life and the spot weld life of the crossmember are got after the analysis. 应用有限元分析法对副车架的疲劳台架试验进行强度和疲劳分析,得到副车架的应力分布图、副车架本体寿命云图和焊点寿命云图。
- Because two area CCDs are adapted in the system, it can orientate the space spot of laser spot center. 该系统采用双面阵CCD，可对激光光斑中心表示的空间点进行定位。
- This system makes use of the characteristic of low duty cycle of spot welder to limit the general energized capacity of a spot welder group at any time within a pre-set limit. 本系统利用点焊机负载持续率低的特点，根据预定的限值，对同时通电焊机总容量进行限制，从而稳定了电网电压及焊接电流，保证了点焊机群的焊接质量。
- For the precise location of laser spot center on the complex target,a method based on residual pruning with geometric feature constraints is proposed. 为满足复杂靶标背景下激光光斑形心的高精度定位要求,提出了一种基于几何特征约束残差修剪的定位方法。
- In this estimator, the ANN is to realize the mapping characteristics from dynamic resistance to spot weld mecnanical proterty. 在此估测器中，经训练的神经元网络将用于描述动态电阻曲线与焊点力学性能的映射关系。
- The coaxiality is computed from the measured coordinates of laser spot center and measured circumference data in several sections of holes. 同轴度由多个截面的光斑中心坐标值和圆周采样数据按一定的方法计算。
- 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。
- The spot welder on the automobile line,the clerk typist in an office,the field worker on a famer will go the way of the steamboat piolt and the blacksmith. 汽车生产线上的电焊工，办公室里的打字员，田地里的工人都会像汽船导航员和铁匠一样消失。
- In the paper the algorithm of calculating parameters, the method of structure layout, and the way of mounting linear CCD on laser spot source probe are analyzed at all details. 本文详细分析了点光源激光测头设计参数计算及结构布局方法，线阵ccd器件安装方式。
- The element selection,gridding, the finite element model of spot weld, loading and resolution are also discussed andthe APDL program is wrote. 对单元选择，网格划分，焊接关系的模拟以及加载求解做了介绍，并使用ANSYS提供的参数化编程语言编制了程序。
- The laser spot of the upright incidence to train wheel is imaged on CCD.While the train wheels are frayed, the image of spot will take place displacement. 激光束垂直入射到火车车轮上,再用透镜将火车车轮上的激光光斑成像到CCD上,当火车车轮产生磨损时,CCD上激光光斑的像也将发生位移。
- It shows that, the weldbonding structure is preferable to the actual using spot weld one, either in strength op in stress distributions. 结论是应用粘接点焊新技术的结构在结构强度特别是在应力分布上比点焊结构明显优越。
- It researches and discusses the manufacturing technology of stainless steel soup pail and renovates the spot welder, there is important sense for other improvement of equipment. 研究汤桶吊耳的生产工艺，并根据工艺要求改装了设备，改造后的设备除电极头需适时修磨外，其他部件基本不发生损坏，产品质量达到国家相关标准。
- Results showed that high stress concentration around the spot weld edge may be the determinable factor for initializing and propagating of the high cycle fatigue crack. 分析结果表明：接头搭接区内表面上焊点边缘处的应力集中是接头高周疲劳裂纹起裂和扩展的决定因素。
- The analysis can simulate the fatigue test in braking condition and find the potential problem of the intension and durability of the whole crossmember and spot weld. 通过分析，可以预测模拟制动工况的疲劳台架试验中副车架本体及焊点可能出现的强度及疲劳问题。
- In the software, the display of laser spot profile function realizes 3D visualization and pseudo colorization of the laser spot and its rotatable display, with the algorithm of geometry element triangle strip certosina in OpenGL. 其中,激光光斑轮廓的显示采用了OpenGL 库函数中的三角形条带几何图元拼接曲面算法,实现了对激光光斑的三维伪彩化可旋转显示,以及用户自定义剖切点轮廓线显示;
