焊接

Bellows sealed valve shut-off valves, and its key components - metal bellows, the lower end of stem components with the introduction of automatic welding roll, roll the top and连接板automatic welding, in the fluid medium and the atmosphere to form a metal barrier between the to ensure zero leakage valve stem.

阀门中波纹管密封截止阀，其关键部件——金属波纹管，下端与阀杆组件采用自动滚焊焊接，上端与连接板自动滚焊焊接，在流体介质和大气之间形成一个金属屏障，确保阀杆零泄漏。

MOTOMAN SK-16 arc welding robot system with YASNAC MRCⅡ controller, welding power, wire-feeding structure, cooling system, V-plank and preheat system, it can accomplish continuous welding for multi-nipple fillet-welds of power boiler header .

MOTOMANSK -16弧焊机器人配用YASNACMRCⅡ控制器、焊接电源、送丝机构、冷却系统、V形支架和预热装置，通过示教再现的方式可完成电站锅炉集箱管接头多个角焊缝的连续焊接。

The manufacturing method comprises the following steps: a wire-coiling machine is used to vertically and evenly wind the metal narrowbands outside the metal capillary according to the actual need; then the regular welding method is adopted to weld the metal narrowbands wound outside the metal capillary on the outer surface of the metal capillary.

其制造方法包括以下步骤，采用绕丝机将金属窄带按实际需要竖立均匀绕制在金属毛细管外侧；之后再采用常规焊接方法将绕制在金属毛细管外侧的金属窄带均焊接在金属毛细管的外表面上。

Equipments of the key parts of welders, such as transformers and its accessory parts, are in the leading position nationwide. Also we have accurate processing and highly automatic production lines for transformers, silicon steel sheet, wire winding, assembling, impregnating varnish and drying. The design,manufacturing, and testing for PCBA and the overall units have reached the domestic advanced level.

其中，电焊机关键零部件焊接变压器及附件的加工装备水平处于国内领先地位，同时拥有国内焊接行业领先的变压器生产、变压器硅钢片加工、绕线、焊装、浸漆、烘干等加工精度高、自动化程度高的生产流水线；PCBA线路板的设计、制造、测试及整机制造、测试的能力均为国内先进水平。

The influences of the parameters of the nozzle and the laser on the welding process and the utilization ratio of the powder are researched during laser welding with powder.

研究了粉束落点相对激光光斑位置变化、送粉与焊接的相对方向对送粉时焊接过程和粉末利用率的影响。

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。

The influences of the filler metal powder on the intensity threshold, weld formation and process stability have been studied during high power CO2 laser welding of aluminum alloy through the comparison between welding with and without metal powder.

通过采用和不采用填充合金粉末的比较试验，研究了填充合金粉末对铝合金高功率CO2激光焊接功率阈值、焊缝成形和焊接过程稳定性的影响。

This paper introduces the main characteristics of rich Ar mixed gas shield welding with metal powder cored wire, and then designs and experiments on welding parameters, obtains optimum welding specification for this method application on the welding of rock bit assembling , at last, analyses the cost of producing.

介绍了金属粉芯焊丝富氩混合气体保护焊的主要特点，对焊接工艺进行了设计与试验，得出了该方法用于钻头组装焊接的最佳工艺规范，最后进行了成本分析。

South Africa imports of raw materials used natural diamond, metal powder welding all high-frequency welding, and in accordance with the production of different types of user requirements, non-standard and other special tools, cutting tools.

原料全部采用南非进口天然金刚石，焊接全部采用金属粉高频焊接，并可根据用户要求制作异型、非标等专用工具、刀具。

The cause of weldmetal porosity is the contaminations of hydrogen in the weld metal.

焊接金属中的氢污染是造成焊接金属的多孔性的原因。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！