论文部分内容阅读
本文介绍了用 CCD 光电检测系统,测量超塑胀形高度随时间变化的规律 H(t).该系统具有测试精度高、稳定性好,和实时采集处理数据等优点.实测了 Ti-6Al-4V 圆形薄板等应变速率的 H(t)曲线.解决了反映超塑胀形过程的关键问题.
This paper introduces the principle of using CCD photoelectric detection system to measure the superplastic bulging height with time H (t) .The system has the advantages of high precision, good stability and real-time data acquisition and processing etc. The measured Ti-6Al- 4V circular thin plate strain rate H (t) curve to solve the key issues that reflect superplastic bulging process.