back weld
英 [bæk weld]
美 [bæk weld]
网络 背面焊缝; 封底焊缝; 背面焊接; 封底焊
双语例句
- When the wire being stopping, the welding power outputs high level voltage with wire burning back and forming a liquid weld metal drop.
开始送丝后，焊接电源输出低电平，熔滴依靠送丝动量向熔池过渡。 - The main features are that the back surface weiding seams are even, smooth and weld edge tidy, excellent in performances of welding technology and welding seam dynamics. Unique output special design can suit wire filling welding and form good-looking welding seam.
主要特点是背面焊缝匀称、光滑，焊趾整齐，焊接工艺性能及焊缝力学性能优良。独特的输出特性设计更适合填丝焊接，焊缝美观。 - Flux-cored wire is applied to the austenitic stainless steel pipe by back weld, MAG for the filling and cosmetic weld, at horizontal fixed round welding vertically up.
采用药芯焊丝对奥氏体不锈钢管道进行打底焊接，MAG焊填充及盖面焊，立向上的水平固定全位置焊接。 - The effect of back gouging ways on impact toughness of CO_2 gas-shielded flux cored weld metal was investigated.
研究了平对接焊接试板不同的清根方式对CO2气保护药芯焊丝焊缝冲击韧度的影响。 - The appearance of back weld is very good, welding quality is stable and re liable;
反面焊缝成形美观，焊接质量稳定、可靠； - Experimental results show that welding current, welding voltage and welding speed are the main factors influencing back weld shaping in one side welding.
结果表明，焊接电流、焊接电压、焊接速度是影响单面焊的主要因素； - Welding Technique of Back-shaping of Overhead Weld
仰平脸单面焊双面成形背面成形的施焊技巧 - The method adopts visual sensor monitoring and captures images of field of welding temperature of back of weld.
该方法利用视觉传感来对焊缝背面焊接温度场热图像进行实时检测及处理，从而达到控制焊缝熔透的目的。 - Design of Electric Eddy Sensor for Detecting Temperature of Back Side of Weld Pool
检测熔池背面温度的电涡流传感器设计 - Neuro-fuzzy Control of Back Weld Width in TIG Welding
焊缝正面实时检测熔宽的方法TIG焊背面熔宽的神经网络模糊控制 - In the system, topside images of weld pool are captured using commercial CCD camera, thus realizing online control of back weld width based on the model of the topside weld pool geometrical parameters and back weld width.
采用普通CCD（ChargedCoupleDevice）摄像机拍摄熔池的正面图像，提取出熔池正面几何参数，利用熔池正面几何参数与背面熔宽的关系模型，对背面熔宽进行实时控制。 - A closed-loop control system with welding current as control parameter is founded to control the width of isothermal line of back-side welding temperature field in TIG welding of thin plate. The control of penetration and width of back side weld is achieved.
以焊接电流为控制量，研制了薄板钨极氩弧焊（TIG）背面温度场等温线宽度闭环控制系统，实现了对焊缝背面熔宽和熔透的控制。 - The sensor can detect true voltage signal about the changing temperature of the back side of weld pool when using the step traveling pulse TIG welding on mild steel. A new studying method for penetration control is proposed in this paper.
采用步进式脉冲TIG焊焊接低碳钢时，该传感器能够准确检测到熔池背面温度变化的电压信号，为焊缝熔透控制提供了一种新的研究方法。 - Control of the penetration and width of the back side weld was then achieved by controlling the width of an isothermal line near the melting point.
通过控制接近熔点温度的等温线宽度最终实现了对焊缝背面熔宽和熔透的控制。 - The control system of the machine can work synchronously with the underwater welding power. When the wire being stopping, the welding power outputs high level voltage with wire burning back and forming a liquid weld metal drop.
同时，送丝机构的控制系统与水下焊接专用电源相配合，停止送丝时，焊接电源输出高电平，焊丝返烧并形成熔滴； - The main factors effecting the appearance of back weld and control methods for the factors are also discussed.
探讨了焊缝背面成形的主要影响因素及控制方法。 - Flux copper backing is one of one-side submerged arc welds, the backing flux is uniformly distributed on copper plate, then pressed on the plate by air pipe in order to get shapely back of weld.
焊剂铜垫法是在铜垫板上均匀铺满衬垫焊剂，然后用空气管顶压铜垫板，保证焊缝背面成形美观的一种单面埋弧焊接法。 - By means of fuzzy control theory, a fuzzy controller is designed with weld width error on the back and its variation as inputs, the regulating variation of welding current as output. The fuzzy controller lays a foundation for controlling weld penetration accurately.
采用模糊控制理论，设计了以焊缝背面宽度的误差和误差变化率作为输入变量、焊接电流的调节量作为输出变量的模糊控制器，为进一步精确控制熔透状态奠定了基础。 - Tensile strength of back weld was higher than base metal, so back weld joint ruptured in the base metal in the experiment. The micrograph of fracture indicated that it was dimple fracture.
打底拉伸强度高于母材，接头断裂在母材处，焊缝断口呈韧窝型剪切断裂。