焊接的

Secondly, the problem of path planning for arc welding robot system was proposed and described in mathematics.

其次，提出了机器人焊接的路径规划问题，并进行了数学描述。

Has analyzed this company new product (after *SR-30, SR-24, SR-20,*SR-16, the SR-13 3/8 series) the production craft, the treating processes and the production efficiency, design a set primarily to include the guide rail, the driving gear, the chain drive, the reduction gear, the electric motor, the shaft coupling, the axis, the bearing, the key, the circlip by V installment and roll spare part and so on drive wheel installments,And completes the correlation selection and the corresponding mechanics examination, with realizes two to need the butt weld the marine riser automatically to, and in the synchro completes the further welding after the spot welding.

分析了该公司新型产品（包括＊SR-30、SR-24、SR-20、＊SR-16、SR-13 3/8系列）的生产工艺、处理过程及生产效率后，设计出一套以V型装置为主包括导轨、驱动轮、链传动、减速器、电动机、联轴器、轴、轴承、键、弹性挡圈及滚动轮等零部件的装置，并完成相关选材及相应的力学校核，用以实现两根需要正对焊接的隔水管自动对中，并在对中点焊后同步转动以完成进一步的焊接。

The solder removing device comprises the restoring chamber(37) used to store the liquid heating medium whose temperature is above the solder's melting point, the substrate conveying machine used to convey the defectively soldered substrate in and out the solder treating pond, and the brush(45) used to rub the surface of the defectively soldered substrate immerged in the heating medium in the solder treating pond and rub off the solders which are over heated by the heating medium.

焊料移除设备(31)包括用于存储温度高于焊料的熔点的液体形式的加热介质的修复腔室(37)、用于输送有缺陷地焊接的基片进出焊料处理池的基片运输机、和用于摩擦浸入焊料处理池内的加热介质的有缺陷地焊接的基片的表面由此擦去通过加热介质过度加热的焊料的刷子(45)。

According to IS theory as well as die bond requirement in reality, Au/In was chosen by virtue of appropriate equilibrium diagram and high reaction rate from a variety of binary alloy systems as die bond media. To match CET of chip material of silicon, alloy 42 (Iron-Nickel) rather than copper—2 kinds of lead-frame materials in most common usage, was selected as substrate.

根据等温凝固原理和芯片焊接的实际需要，从多组二元合金中选出了共熔点低、反应速度快的金和铟作为焊接材料；并以硅片作为芯片，从目前最常用的框架材料—铜和铁镍四十二合金中，选出了与硅的热膨胀系数相近的铁镍四十二合金作为衬底材料。

The paper also describes the function of the HP VEE and the system structure as well as the temperature measurement of the ultrasonic PVC plastic welding.

文中采用基于HP VEE的温度场测量系统来测量超声波塑料焊接的温度场；并介绍了HP VEE的功能、该温度场测量系统的组成和采用该系统进行的超声波焊接PVC塑料的温度场检测试验。

Observation of transmission electron microscope reveals that the f＇me structure of CGHAZ and IRCGHAZ of both in- service welding and routine is ferrite laths and the second phase particles that distribute on or between ferrite laths.

透射电镜下，在役焊接和常规焊接的粗晶区与临界粗晶区的主要形貌都是铁素体板条和分布在板条之间或板条基体上的岛状物，铁素体板条的亚结构都是高密度位错。

Te microstructure of resistance spot welding decide performance of nuclear fusion in welded joint, the performance of nuclear fusion decide welding quality.

摘 要：电阻点焊的组织决定焊接接头熔核的性能，熔核的性能决定焊接的质量。

With the development of high technology of industrial production, the welding quality of thick wall weldments is becoming more and more important, which expands the applied range of SAW. The SAW seam tracking is the critical technology to prompt productivty and welding quality.

高技术工业生产对厚板焊接的质量要求越来越高，使埋弧焊具有日益广阔的应用前景，而埋弧焊的焊缝跟踪技术则是进一步提高焊接生产率和焊缝质量的关键。

In this paper, with an original designed tool and selected welding parameters, 2024-T4 aluminum alloy sheets were friction stir welded successfully. A series of weld experiments were performed; the microstructure and the mechanical properties of the joints were analyzed. The influences of the welding parameters upon the quality of the joints were studied. The optimized welding parameters window was obtained in which high quality joints can be made and the tensile strength of the optimized joints were more than 80% of that of parent metal. The residual stresses of FSW joints have been investigated by using the Hole-drilling method.

本文自主设计搅拌头，通过选择合适的工艺参数，成功实现了硬铝合金2024-T4板材搅拌摩擦焊接；通过对接头成形和微观组织的研究得到可以实现焊接的工艺参数范围和工艺参数对接头成形的影响规律，并结合接头力学性能研究形成了接头性能与工艺参数之间的关系，并据此建立了优化工艺参数窗口，优化工艺参数下接头的抗拉强度可达到母材的80%以上。

In order to solve the difficulties in producing and welding tiny bridge-belt ,twn methods- producing by electrochemical etching and laser welding with powder cladding were put forward.

针对微型桥带的成型与焊接工艺难题，提出了采用电化学刻蚀成型和利用粉末熔覆工艺进行激光焊接的工艺方法，并给出了具体的工艺过程，成功地实现了低成本、高质量、成批量的工业生产要求。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐