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主要介绍天津陆家嘴广场虹桥大都会采光顶单层网壳施工技术,包括工程概况,工程特点及难点,施工计算,施工工艺,节点定位装置,加工制作与现场施工等。重点阐述了采光顶六向多肢焊接节点的整板下料机械折弯制作工艺以及节点现场安装定位精度控制。施工过程中大量采用集成数字化软件,为制作安装提供了良好的实施保障,确保了施工安全及施工质量,有效地缩短了施工周期。
This paper mainly introduces the construction technology of single layer reticulated shell of daylighting top in Hongqiao metropolis of Lujiazui Square in Tianjin, including project overview, engineering features and difficulties, construction calculation, construction technology, node positioning device, fabrication and site construction. This paper mainly elaborates the whole board bending process and the precision control of site installation and positioning of the six-way multi-limbed welded joints of lighting roof. In the course of construction, a large number of integrated digital software are used, providing good implementation guarantee for production and installation, ensuring construction safety and construction quality, and effectively shortening the construction period.