Aiming at the measuring requirement of the piston, we applied the method of laser scanning of double light road.So we can design an intelligentized measuring system of high precision, high speed.

• 本文针对活塞的检测要求，采用激光扫描原理，提出应用双光路激光扫描的检测方法，设计出具有高精度、高速度、智能化的检测系统。