使用(yong)(yong)真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)手動(dong)(dong)(dong)(dong)操(cao)作(zuo)注意(yi)事項(xiang)有(you)哪些
真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)所工(gong)作(zuo)原理是(shi)(shi)(shi)在(zai)真(zhen)(zhen)空(kong)(kong)條(tiao)件下(xia)進(jin)行金(jin)(jin)屬與合(he)金(jin)(jin)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)的(de)(de)(de)(de)(de)特(te)種熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)技術。主要包括(kuo)真(zhen)(zhen)空(kong)(kong)感應(ying)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)、真(zhen)(zhen)空(kong)(kong)電(dian)(dian)弧(hu)重熔(rong)(rong)(rong)(rong)(rong)和電(dian)(dian)子(zi)束熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)。隨著現代科學技術的(de)(de)(de)(de)(de)飛躍發(fa)展(zhan)(zhan),特(te)別是(shi)(shi)(shi)伴隨著宇航、海洋(yang)開發(fa)、能(neng)源開發(fa)及(ji)(ji)(ji)(ji)電(dian)(dian)子(zi)工(gong)業(ye)(ye)的(de)(de)(de)(de)(de)迅速進(jin)展(zhan)(zhan),對(dui)金(jin)(jin)屬材料(liao)(***合(he)金(jin)(jin)鋼及(ji)(ji)(ji)(ji)合(he)金(jin)(jin))的(de)(de)(de)(de)(de)品種、產量、尤其是(shi)(shi)(shi)質量提出了越來(lai)越高的(de)(de)(de)(de)(de)要求。
真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)主要供(gong)大專院校、科研單位及(ji)(ji)(ji)(ji)生(sheng)產企業(ye)(ye)在(zai)真(zhen)(zhen)空(kong)(kong)或保(bao)護氣(qi)氛條(tiao)件下(xia)對(dui)金(jin)(jin)屬材料(liao)(如不銹(xiu)鋼、鎳基合(he)金(jin)(jin)、銅、合(he)金(jin)(jin)鋼、鎳鈷合(he)金(jin)(jin)、稀(xi)土釹鐵錋等)的(de)(de)(de)(de)(de)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)處(chu)理,也(ye)可進(jin)行合(he)金(jin)(jin)鋼的(de)(de)(de)(de)(de)真(zhen)(zhen)空(kong)(kong)精(jing)煉(lian)(lian)(lian)處(chu)理及(ji)(ji)(ji)(ji)精(jing)密鑄(zhu)造。
真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)是(shi)(shi)(shi)由爐(lu)(lu)(lu)(lu)(lu)蓋(gai)(gai)(gai)、爐(lu)(lu)(lu)(lu)(lu)體、爐(lu)(lu)(lu)(lu)(lu)底、坩(gan)堝回轉(zhuan)機(ji)構(gou)、真(zhen)(zhen)空(kong)(kong)系(xi)統及(ji)(ji)(ji)(ji)中頻(pin)電(dian)(dian)源控制系(xi)統等組成(cheng)。爐(lu)(lu)(lu)(lu)(lu)蓋(gai)(gai)(gai)、爐(lu)(lu)(lu)(lu)(lu)體及(ji)(ji)(ji)(ji)爐(lu)(lu)(lu)(lu)(lu)底均(jun)采(cai)用(yong)(yong)雙(shuang)層水冷結構(gou),保(bao)持爐(lu)(lu)(lu)(lu)(lu)殼溫度不超過60℃。
具體的(de)(de)(de)(de)(de)操(cao)作(zuo)為(wei)爐(lu)(lu)(lu)(lu)(lu)蓋(gai)(gai)(gai)打(da)開方式(shi)為(wei)手動(dong)(dong)(dong)(dong),真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)蓋(gai)(gai)(gai)上設(she)有(you)觀察孔(kong)及(ji)(ji)(ji)(ji)擋(dang)板,為(wei)便于熔(rong)(rong)(rong)(rong)(rong)化過程中添加合(he)金(jin)(jin)元(yuan)素,爐(lu)(lu)(lu)(lu)(lu)蓋(gai)(gai)(gai)上特(te)設(she)有(you)合(he)金(jin)(jin)加料(liao)器。爐(lu)(lu)(lu)(lu)(lu)體內有(you)一(yi)感應(ying)線(xian)圈,通過手動(dong)(dong)(dong)(dong)轉(zhuan)動(dong)(dong)(dong)(dong)爐(lu)(lu)(lu)(lu)(lu)外手柄可輕(qing)松(song)將(jiang)坩(gan)堝內熔(rong)(rong)(rong)(rong)(rong)液澆入(ru)錠模,錠模可設(she)計(ji)成(cheng)水冷形(xing)(xing)(xing)式(shi)。坩(gan)堝上部設(she)有(you)一(yi)測溫裝置。真(zhen)(zhen)空(kong)(kong)系(xi)統采(cai)用(yong)(yong)二級泵,即K-300油擴散泵與2X-70機(ji)械(xie)泵,機(ji)械(xie)泵上設(she)有(you)電(dian)(dian)磁放氣(qi)閥(fa)(fa)避免停電(dian)(dian)后返(fan)油。真(zhen)(zhen)空(kong)(kong)機(ji)組上設(she)有(you)放氣(qi)閥(fa)(fa)及(ji)(ji)(ji)(ji)充(chong)氣(qi)閥(fa)(fa)。
如果(guo)真(zhen)(zhen)空(kong)(kong)熔(rong)(rong)(rong)(rong)(rong)煉(lian)(lian)(lian)爐(lu)(lu)(lu)(lu)(lu)門(men)(men)關不緊(jin),檢(jian)查(cha)門(men)(men)的(de)(de)(de)(de)(de)合(he)葉是(shi)(shi)(shi)否(fou)松(song)動(dong)(dong)(dong)(dong),拉扣是(shi)(shi)(shi)否(fou)變(bian)形(xing)(xing)(xing),門(men)(men)口密封膠條(tiao)是(shi)(shi)(shi)否(fou)破損,門(men)(men)板是(shi)(shi)(shi)否(fou)變(bian)形(xing)(xing)(xing)?風機(ji)有(you)異(yi)響,請仔細(xi)檢(jian)查(cha)是(shi)(shi)(shi)否(fou)有(you)異(yi)物(wu)進(jin)入(ru)風機(ji)的(de)(de)(de)(de)(de)風輪(lun)里面,或固定(ding)電(dian)(dian)機(ji)馬達的(de)(de)(de)(de)(de)螺絲(si)是(shi)(shi)(shi)否(fou)松(song)動(dong)(dong)(dong)(dong)。氣(qi)動(dong)(dong)(dong)(dong)閥(fa)(fa)無法動(dong)(dong)(dong)(dong)作(zuo),首先(xian)檢(jian)查(cha)對(dui)應(ying)的(de)(de)(de)(de)(de)電(dian)(dian)磁閥(fa)(fa)是(shi)(shi)(shi)否(fou)能(neng)正常工(gong)作(zuo),壓(ya)縮空(kong)(kong)氣(qi)壓(ya)力是(shi)(shi)(shi)否(fou)達到工(gong)作(zuo)要求?如果(guo)氣(qi)壓(ya)正常,且電(dian)(dian)磁閥(fa)(fa)也(ye)良好,則肯定(ding)是(shi)(shi)(shi)氣(qi)動(dong)(dong)(dong)(dong)閥(fa)(fa)本(ben)身(shen)壞(huai)了,必須(xu)更換新的(de)(de)(de)(de)(de)。