针对典型的马鞍形焊缝进行数学建模，并利用MATLAB软件计算焊接位姿参数。
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
针对典型的马鞍形焊缝进行数学建模，并利用MATLAB软件计算焊接位姿参数。
The mathematical model of typical saddle-shape weld was established, and the welding pose parameters were calculated with MATLAB.
结果表明，随激光功率增大和焊接速度降低，复合焊与单一激光焊焊缝的横截面形貌均由钉形向近X形转变。
It showed that the weld cross section with both laser welding processes transformed from nail shape to near X shape with increase of laser power and decrease of welding speed.
箱形截面构件薄壁板与内隔板电渣焊接时，易产生壁板烧穿和焊缝未熔合现象。
The weld defects of incomplete fusion and burn through always occur when the electro-slag welding is used between the outside thin metal plate and the inner clapboard in a box-section member.
随焊接热输入和激光功率密度的增大，焊缝截面由钉形向近X形转变。
With increase of heat input and laser power density, the cross section of the weld transformed from nail shape to near X shape.
研究表明，T形接头的角变形沿焊缝长度方向是变化的。
Study showed that angle deformation of T joint is changed along the welded seam length.
受厚板截面本身的几何形状所影响，箱形截面有焊缝一侧壁板与另一侧壁板残余应力分布及大小有明显的不同。
Affected by the geometry of box-section, the residual stress distribution of plate with welding passes is different from that of another plate.
大型立式油罐t形角焊缝部位应力高，施工难度大，焊缝存在缺陷多，容易受到腐蚀，而且常被忽视。
For the T-fillet weld, there are high stress, difficult to weld, more defects and easy to be corroded in vertical oil tank, which is often neglected.
当挠性管柱被轧制时，焊缝的螺旋形使得在焊缝处增强了管子的性能。
When the tubing string is milled, the helical weld form provides enhanced characteristics of the tube at the weld site.
分析了T形角焊缝部位的基本受力状况，对该部位容易出现的问题进行了分析，从设计、焊接、防腐等方面提出了应对措施。
The basic stress of T-fillet weld is analyzed, the safe measures for it in design, welding and corrosion control are presented.
通过对盒形件拉深过程的应力分析，得到了焊缝移动规律。
The regularity of the weld bead displacement is deduced by analysing the stress of the square cup stamping.
压力容器设备中法兰与筒体、法兰与接管连接处的C类焊缝和封头端部、筒体上马鞍形的D类焊缝是最为不规则的且施焊工艺最为复杂的焊缝。
In pressure vessels, C and D seam which are located at the joint of flange, tube-shape object, jointed tube, and head of pressure vessels separately are the most complex seams.
文章分析了直管对接焊缝开裂和掌形管开裂的原因，并提出了相应的防护措施。
In this article an analysis is made on cracking reasons of the straight tube and a palm welding and the relative prevention measure is put forward.
以T形焊接接头为算例，结合热弹塑性有限元法和映射应变分量法，研究了角焊缝角变形的产生机制。
The conception of deformation angle of helix pre-former is introduced and process parameters are analyzed with math regression method.
本发明用于大型圆筒形焊接结构的直焊缝和环行焊缝自动气刨清根。
The invention is used for automatic air gouging back gouging of the straight welding line and the girth welding line of the large cylindrical welding structure.
从焊缝处的发现的晶粒内存在的大量多边形化的亚晶的现象推断出出现问题的工艺段，通过改进，消除了弯管成型开裂的情况。
We found the place where the processing set-up was wrong by analysing the phenomenon and solved the cracking problem through the improvement.
该自动焊接系统在钢制散热器管道焊接生产应用中取得了良好的效果，是一种低成本自动化的T形管焊缝专用焊接设备。
This automatic welding system is suitable for the automatic welding of the T-shape seam and good results have been achieved. It is a low-cost-automatic welding system for T-shaped seam.
该自动焊接系统在钢制散热器管道焊接生产应用中取得了良好的效果，是一种低成本自动化的T形管焊缝专用焊接设备。
This automatic welding system is suitable for the automatic welding of the T-shape seam and good results have been achieved. It is a low-cost-automatic welding system for T-shaped seam.
应用推荐