焊接剂

The result shows that the activator which was made up of organic acid and organic amine complex satisfied the prospective demand.

结果表明：采用有机酸和有机胺复配制备的活性物质满足预期要求；复配溶剂满足沸点、黏度和极性基团三大原则；所制备的免清洗焊剂多项性能满足规范要求，达到了免清洗的要求，解决了助焊性与腐蚀性的矛盾；所制备的焊膏焊接性能良好，无腐蚀，固体残留量低，存储寿命较长。

The shell of the liquid crystal auto-changing shade welding is made of high-performance plastic which is high strength and without leaking light. In addition to, by adding fire retardant and other special components , it has meet to the demand of inflaming retarding and could bear the high and low temperature .For resistance to impact, besides of choosing lightweight and high strength material, we also consider more in the aspect of the mechanics and human engineering in the design of the structure .In order to insure the comfort for wearing , we make the inside and outside protection piece and the shell of the face guard to a camber shape ,it also enhances the ability of resistance to impact.

液晶自动变光焊接面罩的壳体采用高性能的塑料注塑制作而成，高强度，不漏光，并通过在面罩材料里添加一定配方的阻燃剂和其他特殊成分，达到了阻燃和耐高低温等要求；为了抗冲击，除了材料选择轻质高强度材料外，在结构设计上更多的从力学和人体工程学方面考虑，保证了佩戴的舒适，而将内外保片与面罩壳体结合设计成能够最大承受外界力量的弧型，增加了面罩抗冲击能力。

The content of this course mainly include the feature, equipment, principle and application of high efficient welding method, for example, activating flux assisted TIG welding, narrow gap TIG welding, hot wire TIG welding, oscillating arc TIG welding, plasma TIG welding tandem MIG welding, hybrid arc welding, surface tension transfer MIG welding, oscillating arc MIG welding, mixed-gas MIG welding, two wire or more SAW welding, friction stir welding and laser-MIG hybrid welding, etc.

主要内容涉及到助焊剂TIG焊技术、窄间隙TIG焊技术、热丝TIG焊技术、摆动电弧TIG焊技术、等离子弧焊技术的基本原理、设备、特点和应用。双丝焊MIG方法、复合电弧技术、表面张力过渡、摆动电弧MIG、交流MIG焊、混合气体MIG焊的原理、特点、设备和应用。双丝以及多丝埋弧焊技术、窄间隙埋弧焊技术的原理、特点和应用。搅拌摩擦焊以及激光电弧复合焊接的原理、特点、设备、应用范围。

Factory equipped with copper and aluminum welding, forging, press agent profiles, aluminum alloy casting, metalworking, injection molding, such as the six workshops, with mechanical, chemical, metallographic laboratory.

工厂设有铜铝焊接、锻压、型材剂压、铝合金铸造、金工、注塑等六大车间，拥有机械、理化、金相试验室。

The product mainly serves the die making…The main product includes: The drift, floats rises the tree top/roof bar, the request needle, the flat thimble, the guide pillar, the guide sleeve, the auxiliary/ball bearing guidance, the independent guide pillar, the pould frame, the ball bearing wrap, the date chapter, the punch press safety/sheet iron separator, the counter, the mold spring, the filter, the contour sleeve, the feather piece, hit the screw, the roof bar, Si Tong, the runner wrap, silver steel, the screw rod, the nut, the engine bed appendix, the anaerobic glue water, the rust-preventing agent/release agent, the side lathe tool, a Yuan lathe tool, the flat lathe tool, the tipped tool, the grinder to approve the gentleman the milling cutter, to drill ju, the screw die, the thread chaser, the spanner, the polishing polish thing, the thread plug gage, the resin shutter, the suspension loop, wash the slate pencil, the cowhide wheelhead, the rubber wheelhead, the steel figure, the wool wheelhead, the sponge the wheelhead, the red lead, the emery paste, the province copper paste, the oilstone, the diamond attrition fat stone, to divide the stick, in six jiao spanners, the measuring instrument, to drill the cartridge, to frustrate the knife, the knife handle, the knife grain, to stop the cock, the molybdenum silk, the dresser, the cutting piece and so on nearly hundred kind of mold hardware fitting.

产品主要服务于模具制造…主要产品有：冲头、浮升梢/顶杆、托针、扁顶针、导柱、导套、辅助器/滚珠导向件、独立导柱、模架、滚珠套、日期章、冲床安全器/铁板分离器、计数器、模具弹簧、过滤器，等高套筒、销钉、塞打螺丝、顶杆、司筒、浇口套、银钢支、螺杆、螺母、机床附件、厌氧胶水、防锈剂/脱模剂、方车刀、元车刀、扁车刀、焊接车刀、磨床批士铣刀、钻咀、丝攻、板牙、扳手、抛光打磨用品、螺纹塞规、树脂开闭器、吊环、洗石笔、牛皮磨头、橡胶磨头、钢字码、羊毛磨头、海棉磨头、红丹、钢砂膏、省铜膏、油石、钻石研磨膏油石、分中棒、内六角扳手、量具、钻夹头、挫刀、刀把、刀粒、止水栓、钼丝、打磨机、切割片等近百种模具五金配件。

Even if you would not use any soldering past, but preforms without flux, you will get a perfect wettening of the surfaces and a voidless connection.

即使你之前没有进行过焊接，而且焊片不带焊剂，焊接面也可以得到良好的润湿，并且空率很低。

Flux management systems and methods are provided for filtering vaporized flux from the gas of a reflow soldering oven.

本发明提供一种用来将汽化的焊剂从回流焊接炉的气体中过滤出来的方法和焊剂管理系统。

A wire for submerged-arc welding against seawater corrosion is developed. The test results indicates that the joint welded with the wire matched with 350 type flux has a good combination of mechanical properties. The wire is suitable for ship hull steel welding.

研制了一种耐海水腐蚀的埋弧焊丝，该焊丝配用350焊剂进行施焊，焊接接头具有优良的综合力学性能，满足了船体钢的焊接要求，填补了该强度级别耐海水腐蚀船用焊丝的国内空白。

LT-S series machines are widely used in sub-metal factories at home and abroad. It can separate slag generated by welding, metal powder and flux powder when dealing with submerged arc welding flux back and forth.

本机广泛运用于国内外金属结构行业，能分离处理埋弧焊接时焊剂往复使用时产生的焊渣、金属粉末、焊剂粉末。

On the basic of the reference,aimed at high basicity agglomerated flux ,the relation of the parameters including the current,voltage and welding speed,the position of the twin-wire and its space,the heat input and the form of groove was systemically analyzed by the overlaying o.

在参考相关文献的基础上，针对高强钢用高碱度烧结焊剂，通过在平板表面堆焊和V型坡口对接板试验，系统分析了焊接电流、电弧电压、焊接速度、双丝位置组合及间距、线能量、坡口形式等与焊道成形的关系。

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