精軋F(tuán)1翹頭原因分析及控制措施
打開文本圖片集
摘 要:針對某1 250熱軋卷板廠精軋F(tuán)1翹頭現(xiàn)象,從產(chǎn)生翹扣頭的主要工藝原因和設(shè)備原因闡述可能產(chǎn)生的原因,通過逐一試驗(yàn),最終找到引起F1翹頭的主要原因。
關(guān)鍵詞:標(biāo)高;輥壓;溫差;翹頭
ANALYSIS AND CONTROL MEASURES OF WARPING AFTER F1 IN HOT ROLLED MILL
LI Aibin
(Technical Management Department, Guangxi Shenglong metallurgical Co., Ltd. Fangchenggang 538000, China)
Abstract:In this paper, aiming at the phenomenon of F1 tip warping in a 1250 hot-rolled coil mill, the possible causes of F1 tip warping are described from the process reasons and equipment reasons, and the main causes of F1 tip warping are finally found through test elimination.
Key words: elevation;rolling, temperature difference;warping
0 引 言
某1 250熱軋卷板廠2011年投產(chǎn)以來,精軋F(tuán)1沒有出現(xiàn)嚴(yán)重的翹扣頭,但從前年4月份開始不斷出現(xiàn)F1翹頭,導(dǎo)致F2軋機(jī)難以咬入造成廢鋼,嚴(yán)重時撞壞F1出口導(dǎo)衛(wèi)、切水板等設(shè)備被迫停產(chǎn),統(tǒng)計季度廢鋼原因時翹頭導(dǎo)致廢鋼占比40%,平均每月廢鋼高達(dá)3支。(剩余2714字)