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TB880型掘进机由主机、连接桥和后配套系统3大部分组成,全长256m。主机用于隧道的破岩,石渣的装载、转载,它主要由刀盘、传动系统、支撑和推进机构、机架与出渣输送机等组成。后配套系统用于出渣、支护等。主要包括出渣运料系统、支护系统、激光导向系统、防灾环保系统、供电系
TB880 boring machine by the host, connecting the bridge and the supporting system 3 most of the composition, a total length of 256m. The main machine is used for tunnel rock breaking and gravel loading and reprinting. It is mainly composed of cutterhead, transmission system, support and propulsion mechanism, rack and slag conveyor. After the supporting system for slag, support and so on. Including slag conveyor system, support system, laser-oriented system, disaster prevention and environmental protection systems, power supply system