目前卷軋(ya)(ya)中厚板(ban)軋(ya)(ya)機的主要有以(yi)下三種種生(sheng)產(chan)工藝:


 1. 單張鋼板往(wang)復軋制方(fang)式(shi)


   這種方式(shi)主要(yao)用于軋制(zhi)厚(hou)度(du)大于20毫米(mi)(mi)的厚(hou)鋼(gang)(gang)板,使用較(jiao)長(chang)(chang)(chang)的板坯(pi),當(dang)軋制(zhi)到目標鋼(gang)(gang)板厚(hou)度(du)時,最(zui)終長(chang)(chang)(chang)度(du)大于50米(mi)(mi)(一般不超過100米(mi)(mi)),軋件直(zhi)接從出口卷(juan)取爐(lu)下面(mian)送至轉鼓飛剪,將之剪切(qie)(qie)成倍尺母(mu)板長(chang)(chang)(chang)度(du);通過加速冷卻后(hou)(hou)進入熱矯直(zhi)機及冷床;最(zui)后(hou)(hou)經精整線剪切(qie)(qie)出定尺成品鋼(gang)(gang)板。這種方式(shi)適于常規的中厚(hou)板生產工藝(yi)。


 2. 卷軋鋼板方式


   這種方式(shi)主要用于軋(ya)(ya)(ya)(ya)制生產厚度(du)(du)不(bu)(bu)(bu)超(chao)過(guo)20毫(hao)米(mi)的(de)中厚鋼(gang)板(ban)(ban)(ban)(ban)。使用較(jiao)長(chang)(chang)(chang)板(ban)(ban)(ban)(ban)坯,先在軋(ya)(ya)(ya)(ya)機(ji)上(shang)經反復(fu)可逆軋(ya)(ya)(ya)(ya)制,當軋(ya)(ya)(ya)(ya)件(jian)(jian)厚度(du)(du)不(bu)(bu)(bu)超(chao)過(guo)25毫(hao)米(mi)時,長(chang)(chang)(chang)軋(ya)(ya)(ya)(ya)件(jian)(jian)進入軋(ya)(ya)(ya)(ya)機(ji)入口或出(chu)口卷(juan)(juan)(juan)取爐(lu)進行(xing)保溫,經往復(fu)軋(ya)(ya)(ya)(ya)制,最終(zhong)軋(ya)(ya)(ya)(ya)至成(cheng)品厚度(du)(du);然后從出(chu)口卷(juan)(juan)(juan)取爐(lu)下面(mian)送(song)往飛剪剪切成(cheng)長(chang)(chang)(chang)度(du)(du)不(bu)(bu)(bu)超(chao)過(guo)50米(mi)的(de)母(mu)板(ban)(ban)(ban)(ban),再經熱矯直機(ji)矯直,冷(leng)床冷(leng)卻,在精(jing)整線(xian)剪切成(cheng)定尺(chi)長(chang)(chang)(chang)度(du)(du)鋼(gang)板(ban)(ban)(ban)(ban)。這種生產工(gong)藝是(shi)卷(juan)(juan)(juan)軋(ya)(ya)(ya)(ya)中厚板(ban)(ban)(ban)(ban)軋(ya)(ya)(ya)(ya)機(ji)特有的(de)生產工(gong)藝。卷(juan)(juan)(juan)軋(ya)(ya)(ya)(ya)板(ban)(ban)(ban)(ban)生產方式(shi)既(ji)不(bu)(bu)(bu)同(tong)于普通中板(ban)(ban)(ban)(ban)生產方式(shi),也不(bu)(bu)(bu)同(tong)于熱連軋(ya)(ya)(ya)(ya)鋼(gang)卷(juan)(juan)(juan)生產方式(shi)。由于其(qi)采用的(de)是(shi)當軋(ya)(ya)(ya)(ya)件(jian)(jian)軋(ya)(ya)(ya)(ya)至厚度(du)(du)不(bu)(bu)(bu)超(chao)過(guo)25毫(hao)米(mi),長(chang)(chang)(chang)軋(ya)(ya)(ya)(ya)件(jian)(jian)進入機(ji)前或機(ji)后卷(juan)(juan)(juan)取爐(lu)進行(xing)保溫方式(shi),因(yin)此既(ji)減(jian)少了軋(ya)(ya)(ya)(ya)件(jian)(jian)的(de)溫降,也可使軋(ya)(ya)(ya)(ya)件(jian)(jian)在卷(juan)(juan)(juan)取爐(lu)與軋(ya)(ya)(ya)(ya)機(ji)之間形(xing)成(cheng)張力(li)(li),進而可減(jian)小軋(ya)(ya)(ya)(ya)件(jian)(jian)縱向的(de)變形(xing)抗(kang)力(li)(li)。由于卷(juan)(juan)(juan)軋(ya)(ya)(ya)(ya)鋼(gang)板(ban)(ban)(ban)(ban)具有上(shang)述特點,因(yin)而可使軋(ya)(ya)(ya)(ya)件(jian)(jian)軋(ya)(ya)(ya)(ya)得更薄,并能(neng)得到(dao)較(jiao)好的(de)板(ban)(ban)(ban)(ban)形(xing)。


 3. 鋼卷(juan)軋制(zhi)方式


   這種方式用于(yu)軋(ya)(ya)(ya)(ya)制(zhi)(zhi)(zhi)(zhi)(zhi)商品鋼卷。采用出、入口卷取爐,將軋(ya)(ya)(ya)(ya)件往復軋(ya)(ya)(ya)(ya)至厚(hou)2.5~20.0毫米的(de)帶(dai)鋼,經層(ceng)流(liu)冷(leng)(leng)卻(que)后(hou)進(jin)入地下卷取機(ji)卷成鋼卷。綜合了(le)熱連軋(ya)(ya)(ya)(ya)機(ji)和中(zhong)厚(hou)板(ban)軋(ya)(ya)(ya)(ya)機(ji)的(de)技(ji)(ji)術(shu)(shu)(shu)特點(dian),形成了(le)現(xian)代(dai)卷軋(ya)(ya)(ya)(ya)中(zhong)厚(hou)板(ban)軋(ya)(ya)(ya)(ya)機(ji)的(de)技(ji)(ji)術(shu)(shu)(shu)特色。采用的(de)主要技(ji)(ji)術(shu)(shu)(shu)有:直(zhi)接(jie)熱裝技(ji)(ji)術(shu)(shu)(shu),最高可達(da)到75%;爐卷軋(ya)(ya)(ya)(ya)制(zhi)(zhi)(zhi)(zhi)(zhi)工藝技(ji)(ji)術(shu)(shu)(shu);控制(zhi)(zhi)(zhi)(zhi)(zhi)軋(ya)(ya)(ya)(ya)制(zhi)(zhi)(zhi)(zhi)(zhi)及(ji)(ji)熱機(ji)軋(ya)(ya)(ya)(ya)制(zhi)(zhi)(zhi)(zhi)(zhi)工藝技(ji)(ji)術(shu)(shu)(shu)(可滿足(zu)生產(chan)管線(xian)鋼、高強(qiang)度造船板(ban)、高強(qiang)度結構鋼板(ban)的(de)要求(qiu));高精(jing)度、快速動態自(zi)動厚(hou)度控制(zhi)(zhi)(zhi)(zhi)(zhi)技(ji)(ji)術(shu)(shu)(shu)(AGC);板(ban)形控制(zhi)(zhi)(zhi)(zhi)(zhi)(目前僅限于(yu)軋(ya)(ya)(ya)(ya)輥彎輥)技(ji)(ji)術(shu)(shu)(shu);控制(zhi)(zhi)(zhi)(zhi)(zhi)冷(leng)(leng)卻(que)及(ji)(ji)層(ceng)流(liu)冷(leng)(leng)卻(que)+加速冷(leng)(leng)卻(que)技(ji)(ji)術(shu)(shu)(shu);全液(ye)壓地下卷取機(ji)及(ji)(ji)自(zi)動踏(ta)步控制(zhi)(zhi)(zhi)(zhi)(zhi)技(ji)(ji)術(shu)(shu)(shu)等。



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 至(zhi)德鋼業(ye),我(wo)們根據您的(de)實際需求,給(gei)出參(can)考建(jian)議,為您提(ti)供高性價比(bi)的(de)不(bu)銹鋼管道及(ji)配件(jian)。