焊接的

I plant the radiator using current advanced welding technology, in the process do not change the steel structure, the connection point of the solder joints using ultrasonic non-automatic laser welding, weld contact surface so that greater and more uniform, and no welding slag, to ensure welding safety, strengthened the combination of the Department of Welded Joints of alkali and acid mist erosion of professional skills, enhanced anti-corrosion products, while research and development of new technologies, new materials for new product development.

我厂散热器采用当前先进的焊接工艺，在加工过程中不改变钢的结构，连接点采用超声波无焊点的自动激光焊接，使焊缝接触面更大，更均匀，且无焊渣，确保了焊接的安全性，加强了焊口结合部的耐碱和酸薄雾侵蚀等专业技术，增强了产品的防腐蚀性能，同时不断的研发新技术，新材料用于新产品的开发。

Most of the component structure connected by welding. Ensure welding intensity while minimizing the distortion of welding.

整个机构的大多数联接方式是焊接，应保证焊接强度，同时尽量减少焊接的变形量。

This paper introduced the main equipment and basic parameter of flash welder, narrated basic work principle of welder and its preparation process systematically, Meanwhile, analyzed how to control and adjust its parameter for differential specification, especially super-thin strip from BSP product line.

介绍了本钢冷轧厂闪光焊机的工作原理及基本焊接数据，详细的分析了针对不同规格产品焊机的工艺参数控制与调节，尤其针对冷轧厂超薄规格的BSP短流程的热轧来料，经过大量的焊接实验，从原料、设备、工艺等各个角度进行了全面系统的分析，给出了适合冷轧厂生产的完整焊接工艺参数，从而达到了优良焊接的目的。

In this paper, welding process parameters of oil derrick have been determined, and a suitable welding procedure have got by use of welding procedure qualifications. The paper pointed out the common defects in oil derrick welding, explained it, and gave preventive measures.

本课题通过焊接工艺评定，确定井架焊接的工艺参数，并指出了井架焊接中容易出现的焊接缺陷，分析了缺陷产生的原因，给出了预防措施。

The welding of end ring of alternating current machine and the conducting bar is the key technology for manufacturing of asynchronous traction motor with high power. China South Locomotive and Rolling Stock Industry Corporation had taken this significative study as a key project for the manufacturing of alternating current machine. According to the welding of end ring of alternating current machine, the welding of copper and copper alloy is described in this paper. Results obtained in this study are as follows. 1.By the comparison of oxyacetylene gas brazing, induction brazing and resistance brazing, it was found that high-quality welding joint could be obtained by induction brazing, which also had the highest efficiency.

交流电机端环与导条的焊接是大功率异步牵引电动机制造的一项关键技术，开展其焊接工艺研究具有重要的意义，中国南车电机公司将此课题作为解决交流电机制造的一个重点项目，本文结合交流电机转子端环焊接的课题，对铜及其合金的焊接进行了研究，主要研究结论如下： 1、通过氧乙炔火焰钎焊、感应钎焊、电阻钎焊等焊接方法的对比试验发现感应钎焊可获得优质的焊接接头，且感应钎焊的焊接效率也是最高的。

Based on the theory of magneto-hydro dynamics and real welding conditions,a three-dimension united mathematical model of TIG welding arc and weld pool was established.

根据磁流体动力学理论以及焊接的实际情况，建立了三维TIG焊接电弧与熔池的统一数学模型，避免了对电弧以及熔池界面条件的假定，使得对焊接电弧与熔池行为的分析与实际情况更近了一步。

The " flash" welding of thermocouples is a fusion or arc welding process, where enough electrical

闪光焊接热电偶是一个熔融或电弧焊接过程，在焊接点会释放出足够的电能，从而熔化需要焊接的材料。

The speed of produce tin,the time return tin,the interval time of produce tin can be adjusted steady and with tin back adjustable features,which can reduce the waste of welding 3 the mode of produce tin mode: automatic and manual produc tin for the selection of tin (produce tin manually can match a tin foot switch or manual switch out of tin), and the number of the tin can be set 4 all of the settings using DIP switch settings, easy to operate; 5 anti-static design can avoid sensitive electronic components damaged due to static electricity and 6 optional universal bracket solder 7 simple and easy welding to reduce the welding welding achieve the desired effect of waste, improve efficiency significantly.

产品说明Product description；1）采用步进电机，出锡精确且可灵活控制。2出锡速度、出锡量、回锡时间，出锡间隔时间均可调节且稳定，且设有可调的回锡功能，以减少焊接的浪费3出锡模式：全自动出锡与手动出锡可供选择（手动出锡可选配脚踏出锡开关或手动出锡开关），且出锡次数可设置4所有设置采用拨码式开关设置，方便操作；5防静电设计，能避免敏感电子零件因静电而受损坏6可选装万能焊锡支架7焊接简单容易、减少焊接的浪费达到理想焊接效果，工作效率显著提高。

At present, brazing technology are widely adopted at home and abroad . In order to verify the availability and applicability of pulse Nd:YAG laser-welding, a comparison is made between the new technology and the present technology in such aspects as the dismantled torsions, the microstructure and the micro-hardness of the weld area and the heat-affected zone, the maintenance of fabrication precision and assembling precision of the components.

本文首次采用灯泵Nd：YAG脉冲激光进行焊接试验，并和硬钎焊获得的拆卸扭矩、焊缝金相组织、显微硬度等进行了综合对比，结果表明，激光焊接能很好地保证支架和支架轴固有的机械性能、耐磨性、加工与装配精度；激光焊连接可靠，耐拆卸扭矩大，符合整体结构性能要求；焊后无需后续处理，可以作为最终工序，验证了激光焊接的有效性、适用性。

It is able to operate under "automatic welding" or "single-piece welding" depending on different process requirements, with manual dividing, manual welding and manual feeding.

焊接的调整极为方便，能按不同的工艺要求完成＂自动焊接＂﹑＂单片焊接＂等功能，并有手动分度、手动焊接、手动送丝功能。

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