利用感应加热的快速局部优势,采用感应钎焊工艺实现了插座分别与四层汇流铜板的连接。通过对钎焊接头的设计和感应加热过程的模拟,优化了感应器的设计,获得均匀一致的温度场,实现了钎焊接头的局部快速钎焊。根据插座的管脚尺寸和焊缝深度选择合适的钎料形状,以及钎料的预置方式,保证了钎焊缝的成形质量和一致性。通过对感应钎焊工艺的研究,获得了固化的工艺参数和程序,实现了汇流铜板与插座管脚的可靠连接。采用宏观金相和微观金相设备对钎焊缝进行检测,钎焊接头形成连续的钎焊圆角和均匀的钎焊缝。

The rapid local advantage of induction heating is used, the soldering of the socket and the four-layer confluence of copper plate are realized by induction soldering technology. Through the design of the soldering head and the simulation of the induction heating process, the design of the sensor is optimized, the uniform temperature field is obtained, the local quick soldering of the soldering head is realized. The appropriate solder shape and the preset method of the solder are selected according to the tube foot size and weld depth of the socket, ensuring the forming quality and consistency of the soldering seam. Through the research of induction soldering process, the curing process parameters and procedures are obtained, the reliable connection between the copperplate and the socket pipe is realized. The soldering seam is detected by macroscopic metallography and microcosmic metallography, the soldering head forms a continuous soldering round angle and a uniform soldering seam.

THG454