20型V型筋成型機(jī)設(shè)備說(shuō)明鋼架安裝應(yīng)符合下列條件:安裝前應(yīng)底腳的虛碴及雜物;安裝允許偏差:橫向和高程為:±5cm,垂直度為±2°;各節(jié)鋼架間應(yīng)以螺栓連接,連接板應(yīng)密切,連接板局部縫隙不超過(guò)2mm;沿鋼架外緣每隔2m應(yīng)用鋼楔或混凝土預(yù)制塊楔緊;鋼架之間宜用直徑為Φ22mm的鋼筋采用焊接連接,環(huán)向間距符合設(shè)計(jì)要求。
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