助手标题
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
共[81]条 当前为第61条到80条
 

相关语句
fillet weld
    THis paper discusses the hardware and software of CNC automatic welding- machanesystem, which is used in the mixed-gas weld for the big structured workpieces ,the system composition is intruduced, focus on the automatic measurement of fillet weld, and the mdthod of automatic weld ,The welding process of the CNC automatic welding-machine is also discussed.
    介绍了一种用于大型结构件混合气体保护焊的自动焊接机CNC系统的硬、软件系统。 阐述其系统构成,着重介绍了直角焊缝轨迹自动测量原理及角焊缝自动焊接方法和途径,并介绍了CNC自动焊接机的焊接过程。
    To counter liquid-gas lifting methods, gives a mechanical calculation model on oil tank lifting in different settlement and foundation treatment, makes a strength calculation to oil tank wall, fillet weld and bottom plate applying mechanical method and plate shell theory. Gives calculation formulae of displacement and inner force, and makes case calculation.
    针对液气举升的方法,给出了不均匀沉降油罐举升和基础再处理中的力学计算模型,并采用力法及板壳理论对其举升后油罐的罐壁、角焊缝及罐底板进行了强度计算,给出了其位移及内力的计算公式,并举例进行了计算。
    By failure analysis,it is found that the design of fillet weld is not correct which resulted in incomplete joint penetration and caused the later cracking.
    失效分析结果表明 ,引起热媒油交换器箱体焊缝开裂的主要原因是连接热交换器箱体侧面钢板的角焊缝坡口设计不合理 ,造成焊缝根部严重未焊透 ;
    The properties of the joints with one side fillet weld connecting the webs to flanges in H shaped steel members used in light weight steel structures, have not been yet thoroughly researched by tests.
    在轻型钢结构建筑中采用的以单面角焊缝连接翼缘和腹板的组合H形截面钢构件 ,其焊缝接头性能尚未得到充分的试验验证。
    The results show that the joints with one side fillet weld have sufficient loading capacity and deformablility to shear force under monotonic loading conditions, and the resistance of the weld can be calculated by the provisions of the present design specification of the steel structures.
    试验结果表明 ,在单调静力荷载条件下 ,单面连接角焊缝有良好的承载和变形性能 ,可以按照钢结构设计规范有关规定计算其设计承载力。
    In the boiler's inspection,some fillet weld's crackles were found on the same side of the header of steam collecting channel for some boilers that had the same style.
    在锅炉检验中 ,发现几台同类型锅炉的集汽联箱的管座角焊缝 ,均在相同一侧出现裂纹。
    The test of the ultimate strength of the axially compressed H shaped steel stubs with one side fillet weld and the relevant FEM analysis are reported.
    通过单面焊接H形截面短柱极限承载力试验和相应的有限元计算与分析 ,表明在静力荷载条件下 ,较薄腹板构件的极限承载力对单面角焊缝接头并不敏感 ;
    Weld-shape(butt weld width,size of fillet weld)is an indicator of weld features and it also is an important factor of quality welding.
    焊缝尺寸 (如对接焊缝的焊缝宽度、角焊缝的焊角尺寸等 )是表示焊缝形状特征的指标 ,是影响焊缝质量的重要因素之一。
    There is an eccentricity when transferring the local concentrated load through one\|side fillet weld joint which connects the web and the flanges of H\|shaped steel.
    腹板和翼缘采用单面角焊缝连接的焊接H型钢 ,承受局部荷载作用时存在接头传力偏心的问题。
    Practice shows that this method can effectively solve the flaw detecting problems of fillet weld of medium-sized tube seat in steam drum. 
    实践证明 ,该方法可以有效解决汽包中径管管座角焊缝超声波探伤问题
    For making a crown block track girder easier,some problems of process design of top flange′s penetration fillet weld are given,including the structural type & technical requirements,penetration fillet weld of top flange of track girder,method for preventing and aligning welding deformation,NDT and quality control,which may be a reference for technical personnel both in steel construction and welding
    从轨道梁的结构形式及其技术要求、轨道梁上翼缘熔透角焊缝工艺设计、焊接变形的防止与矫正、探伤检查和质量控制几个方面 ,将轨道梁上翼缘熔透角焊缝工艺设计时应考虑的几个问题予以介绍 ,供广大钢结构焊接工作者参考
    Downward welding in the inclined position of CO 2 semiautomatic gas shielded arc welding on the application of centrifugal fan impeller shroud and fillet weld of blade is described. The operating importance of downward welding in the inclined position of CO 2 semi-automatic gas shielded arc welding is mainly introduced.
    描述了CO2 半自动气体保护焊下坡焊法在离心通风机叶轮前盘与叶片角焊缝上应用的可行性 ,重点介绍了CO2 半自动气体保护焊下坡焊法应用时的操作要点。
    The ultrasonic detecting method, using small angle longitudinal wave probe injecting from header side, along with the big angle short front edge and small crystal chip bevel probe injecting from tubeseat side, is proved effective, through theoretical analysis, laboratory and application tests, for flaw detection of tubeseat fillet weld of small tube on header. This method has the features of high sensitivity and is easy to use.
    采用小角度纵波探头从集箱侧入射,配合大角度、短前沿、小晶片斜探头从管座侧入射的超声波检验方法对锅炉集箱小径管管座角焊缝进行检验,经理论分析、试验室及现场应用试验证明,该方法具有灵敏度高、易于应用等特点。
    Through the pipe sample cutting and analyzing the crack in the fillet weld between the hot reheat pipe and the warming pipe, it was found out that the cause of the crack is due to the thermal fatigue.
    通过对再热热段至低旁暖管管道角焊缝上裂纹的解剖分析,其原因是热疲劳裂纹引起的。
    The strength of fillet welding joint is related not only to the fillet weld size,but also depends on the base metal strength matching.
    角焊缝的强度不仅与焊脚尺寸有关,还取决于焊缝金属与母材强度的匹配。
    The influences of strength matching on fillet weld were analyzed. The relationships among fillet weld size,thickness of base metal and matching coefficient of strength were established.
    分析了强度匹配对角焊缝设计的影响,建立了角焊缝焊脚尺寸与板厚,强度匹配系数之间的关系,讨论了强度匹配选择的依据。
    The repair procedure of fissure onweld seam between the shell and connecting tubeand fissure on the fillet weld seam at reinforcement ring of 20Cr3NiMoA cold wall hydrogenated reactor was recommended.
    介绍了20Cr3NiMoA冷壁加氢反应器筒体与接管及补强圈角焊缝部位裂纹的修复工艺。
    Measures to restrain lamellar tearing are as follows: selecting integrity plate in the fillet weld joint,selecting fillet weld without penetration or with partial penetration in T type or + type weld joint, avoiding blue brittleness and red brittleness temperature during heat machining,keeping curvature radius which must be greater than 15 times plate thickness during cold machining,improving groove type of the fillet weld,replacing large energy welding with low energy welding,using low strength weld bead,pre-heating before welding,and etc. .
    角焊缝接头中选择贯通板,T型或十字型焊接接头中选择不熔透或部分熔透角焊缝,热加工时避开蓝脆温度和红脆温度,冷加工时确保一定的曲率半径(大于15倍板厚),改善隅角焊的坡口形式,用小线能量焊接取代大能量焊接,采用低强度焊道打底、焊前预热等,均可抑制层状撕裂的发生。
    The robot' s structure was compact and agile, which can realize automatic welding of the planar bending weld and the planar fillet weld seam.
    该机器人结构紧凑、灵活,可实现对平面弯曲船形焊缝及各种平面弯曲角焊缝的自动焊接。
    Aiming at serious product defects of pressured components in safety inspection before errection of boiler in the new power plants construction, causes are analyzed from the foundation of those defects from five aspects of the surface cracks of base metal, the thickness of four main pipes elbows, the fillet weld cracks of tube-seat on header, the U-elbow tubes of heated parts and wing plate of the interlayer of steel structure, and then the special parts and notices are brought out.
    针对新建电站锅炉安装前安全性能检验中所发现的承压部件重大缺陷,从母材表面裂纹、四大管道弯头壁厚、集箱管座角焊缝裂纹、受热面U型弯管、钢结构翼板中存在的夹层缺陷等5个方面进行了原因分析,提出了检验的重点部位及注意事项。
 

首页上一页12345下一页尾页 

 
CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社