The paper introduces and analyzes the rigid railway and flexible railway intelligent welding robot and key technologies based on the visual sensor,and provides several applications of the railway all-position intelligent welding ro-bot.%对刚性轨道和柔性轨道智能焊接机器人及其基于视觉传感器的关键技术进行了介绍与分析,给出几种有轨道全位置智能焊接机器人的应用实例。
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