焊接面
- 网络Welding surface;Solder side;Solder Mask;Bottom layer
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结果表明:焊接面上C元素的污染引起焊接面耐腐蚀性能的变坏,以及氧化-氢化联合作用导致了焊接面的开裂。
The result shows that the con-tamination of carbon at the welding surface and the combination of oxidation and hydriding induced cracking is responsible for the cracking of welding seams during autoclave testing .
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通过室内正交实验,研究了上述工艺参数与PDC焊接面抗剪切强度的关系,确定了各工艺参数的优化值。
Based on a series of indoor experiments , we study the relationship between welding treatment and welding strength in this paper , and obtain optimal welding treatment .
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超塑性固相焊焊接面断口的分形探讨
Fractal Exploration of the Welded Surface Fracture of Superplastic Solid-State Welding
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工进和顶锻速度对摩擦焊接面形变织构的影响
Effects of Deformation Weaving of Friction Welding Interface to Feed and Upsetting Rate
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所有规定尺寸适用于横跨焊接面;
All specified dimensions apply across the weld face .
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对涡轮整体叶盘设计采用盘上开凹槽式结构,叶片根部留两个侧面作为焊接面。
While the turbine disk is grooved and left two side faces on the blade root as welding surfaces .
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试验结果表明,由于焊接面断口各区焊合状态的不同,对应的分形维数也不同。
The experimental results indicate that the fractal dimension varies with the welded state of every micro zone at welded surface .
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焊接面将也有锁紧力,这是因为不同的加热和冷却的循环以及结合面的变形。
Welded sections will also have locked-in stress owing to a combination of differential heating and cooling cycles as well as to changes in cross section .
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对石油钻杆摩擦焊初始阶段焊接面状况、焊接热分布、摩擦系数等的变化作了定性分析。
A qualitative analysis of the variation of weld surface condition , welding heat distribution and friction factor in the initial stage of friction welding of drill pipe is carried out .
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当测量尺码在1~4μm的范围内时,分形维数可以完全作为反映焊合微观状态的特征参量,因此用分形来描述超塑性固相焊焊接面断口各区的焊合特征是可行的。
Within the extent of scale 1 ~ 4 micron , it is reasonable that the fractal is used to describe the characteristic parameter of the welded state of every micro zone at the fracture surface , so the possibility does exist .
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从断面基准定义、零件焊接面之间圆角半径确定、门洞法兰面相关参数确定、包边结构相关参数确定等方面,介绍了轿车车身主断面所表达的内容;
This paper also introduces the contents which are expressed by passenger car body main section through these aspects such as section reference definition , determination of fillet between parts welding surfaces , relevant parameters determination of gateway flange surface , relevant parameters determination of wrapping structure ;
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并以基于PC和运动控制卡的开放式四轴数控系统实现支管端头的变角度焊接坡口面切割。
The open four-axis CNC system based on PC and motion control card can accomplish the cutting of various-angle welding plate .
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鼓风机叶片焊接坡口面数控切割的研究
Research On NC Cutting of Weld Groove Face on Blower Vane
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研究表明:离子注入合金层的增强扩散效应能够促进焊接接合面两侧原子的相互扩散,细化接头中间层的晶粒,提高低温扩散焊接接头的强度。
The results show that increasing diffusion effect of ion implantation layer can promote the atom diffusion between two sides of welding boundry , refine grains of interlayer and hence raise the bonding strength when welded at Iower temperature .
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硬质合金焊接式三面刃铣刀(铣刀的)轴向刀面角
Carbide welded side and face milling cutter helical rake angle
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钢轨闪光焊焊接接头轨面横向裂纹成因分析
Research on Transversal Cracks in the Tread of Flash Welding Joints of Rails
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钢在恒温超塑焊接过程中焊接面断口分析
The Welded Surface Fracture Analysis in Isothermal Superplastic Welding Process of Steel
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通过结构、热电场的全耦合,分析了焊接过程中接触面压力变化规律,单边焊熔核形成过程以及形核特点等。
The change rule of the contact pressure , nucleation process and character were investigated by the coupled thermal-electrical-mechanical analysis .
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由于无铅工艺技术至今从理论到应用都不成熟,对于其焊接机理、焊接面不同金属成分形成的合金层成分、焊点的可靠性等方面都没有定论和统一的标准。
Because of the lead-free technology is not mature from theory to application , there is not conclusive and unified standard for the welding theory or soldering on the mechanism of different metallurgical forming or the reliability of the solders .
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探讨一种新的固态焊接技术,即对待焊接面激光处理后,再在一定变形条件下实施固态压接。
A new solid state welding technique is discussed in this paper . It means that the materials will be joined at solid state under certain deformation conditions after the surfaces are quenched by laser .
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在焊接过程中,矩形焊接模具的横向振动容易导致焊接工作面振幅分布的不均匀,从而直接影响焊接质量。
In the welding process , the Lateral vibration in welding mold easily lead to uneven distribution of welding face amplitude , and thus directly affect the welding quality .
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对GH4169高温合金惯性摩擦焊接过程进行了实验研究,使用温度数据采集系统对靠近焊接面若干个点的温度进行了实时测量。
The temperature at some positions near the welding interface was measured by this data acquisition system .
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论述在焊接生产中,如何防止和减少焊接变形,并在焊缝长短、焊缝大小、焊接形式、焊接面大小、焊接方法方面加以探索。
This article discusses how to prevent and lessen welding distortion during welding producing from many aspect such as welding seam length and size , welding form , welding surface size , welding method .
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针对异种高强材料摩擦焊接成形与控制问题,系统研究了工进速度和顶锻速度对摩擦焊接面的作用行为,发现了摩擦焊接面形变织构的变化及其影响接头性能的规律。
On the basis of analysis dissimilar metal friction weldability , The action behavior of friction welding interface is studied , it is found that the deformation weaving of friction that the deformation weaving of friction welding interface is changed and the influence regulation friction weld joint of properties .
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作为摩擦焊接的一种,惯性摩擦焊接是一个热力相互作用的复杂过程,它将储存在飞轮中的机械能直接转化成为热能,来加热工件的焊接面,完成焊接。
As an important member of friction welding family , inertia friction welding is a complicated process in which the heat for welding is produced by direct conversion of mechanical energy stored in a rotational flywheel to thermal energy at the welding interface of the workpieces .