تصميم الأجزاء الميكانيكية لمعدات الاختبار الأرضي

To Design a mechanical Part that will connect 2 parts together, you must have an experience in that field. I have 2 parts A and B , we would like to design a part to connect A and B together by designing a new part which will be C Part A is the blue Testing Fixture Part B is the part that needs to be tested - Which is the stand Design a part C to connect those 2 parts together.