“160变质铝合金接插件壳体冷挤压成形”是由航天工业部八二五厂同上海交通大学合作的课题,已于1983年12月上旬在杭州一次工艺鉴定会上通过。接插件是航天工业仪表中的重要零件,该壳体的特点是壁薄筋多、尺寸精度和形位精度要求较高,并要有足够好的表面质量和内在质量,以保证产品有良好的互换性和在特殊环境下能正常工作的性 “160 metamorphic aluminum alloy connector shell cold extrusion” by the Aerospace Industry Department 85th Factory Shanghai Jiao Tong University cooperation subject, in early December 1983 at a craft appraisal meeting in Hangzhou. Connector is an important part of aerospace industrial instrumentation, the shell is characterized by more thin-walled, dimensional accuracy and high precision position and shape, and to have good enough surface quality and inherent quality to ensure that the product has a good Interchangeability and the ability to work properly under special circumstances