通(tong)電(dian)(dian)(dian)運(yun)行步驟：1、打(da)(da)(da)(da)開氮化(hua)爐(lu)(lu)總控(kong)(kong)電(dian)(dian)(dian)源。2、電(dian)(dian)(dian)柜(ju)(ju)控(kong)(kong)制(zhi)面(mian)板上(shang)“手動(dong)(dong)/自(zi)(zi)(zi)動(dong)(dong)” 旋(xuan)(xuan)(xuan)鈕(niu)(niu)(niu)(niu)，打(da)(da)(da)(da)到(dao)(dao)(dao)(dao)自(zi)(zi)(zi)動(dong)(dong)。3、進入控(kong)(kong)制(zhi)系統觸摸(mo)屏，點(dian)(dian)(dian)擊“（一(yi)(yi)）打(da)(da)(da)(da)弧(hu)參(can)(can)數(shu)設(she)定(ding)(ding)(ding)”，選擇開保溫(wen)(wen)(wen)(wen)(wen)(wen)段數(shu)09，完畢(bi)退出。4、點(dian)(dian)(dian)擊“（二）升(sheng)溫(wen)(wen)(wen)(wen)(wen)(wen)保溫(wen)(wen)(wen)(wen)(wen)(wen)參(can)(can)數(shu)設(she)定(ding)(ding)(ding)”，查看參(can)(can)數(shu)是(shi)否(fou)正確(que)，9保溫(wen)(wen)(wen)(wen)(wen)(wen)時間300min，點(dian)(dian)(dian)擊“升(sheng)壓(ya)(ya)保壓(ya)(ya)參(can)(can)數(shu)設(she)定(ding)(ding)(ding)”，5到(dao)(dao)(dao)(dao)達壓(ya)(ya)力350Pa。5、進入系統運(yun)行，選擇確(que)認爐(lu)(lu)體(ti)(ti)(ti)， 1號(hao)爐(lu)(lu)（左(zuo)），2號(hao)爐(lu)(lu)（右），若(ruo)爐(lu)(lu)體(ti)(ti)(ti)不(bu)是(shi)要(yao)工(gong)作(zuo)(zuo)爐(lu)(lu)體(ti)(ti)(ti)，點(dian)(dian)(dian)擊“爐(lu)(lu)體(ti)(ti)(ti)切(qie)換”，（爐(lu)(lu)體(ti)(ti)(ti)工(gong)作(zuo)(zuo)過程中一(yi)(yi)定(ding)(ding)(ding)不(bu)要(yao)按(an)爐(lu)(lu)體(ti)(ti)(ti)切(qie)換按(an)鈕(niu)(niu)(niu)(niu)）。6、抽真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)：左(zuo)上(shang)角(jiao)系統開始(shi)按(an)鈕(niu)(niu)(niu)(niu)由紅色變成綠色，真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)1（3），2（4）按(an)鈕(niu)(niu)(niu)(niu)變綠，檢(jian)查兩個真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)是(shi)否(fou)都(dou)啟動(dong)(dong)運(yun)轉,如(ru)有不(bu)運(yun)轉，打(da)(da)(da)(da)開電(dian)(dian)(dian)控(kong)(kong)柜(ju)(ju)右下門，檢(jian)查是(shi)否(fou)跳閘，確(que)認兩個真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)都(dou)已啟動(dong)(dong)工(gong)作(zuo)(zuo)后，打(da)(da)(da)(da)開真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)蝶閥(fa)（之(zhi)前(qian)一(yi)(yi)定(ding)(ding)(ding)要(yao)關(guan)閉否(fou)則真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)中油(you)會被氣(qi)(qi)壓(ya)(ya)壓(ya)(ya)進爐(lu)(lu)體(ti)(ti)(ti)），開始(shi)抽真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)，當(dang)壓(ya)(ya)強(qiang)達到(dao)(dao)(dao)(dao)100Pa左(zuo)右時，關(guan)閉1（3）號(hao)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)蝶閥(fa)，當(dang)壓(ya)(ya)強(qiang)達到(dao)(dao)(dao)(dao)60Pa左(zuo)右時，真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)泵(beng)1（3）自(zi)(zi)(zi)動(dong)(dong)關(guan)閉（綠燈熄滅），高(gao)壓(ya)(ya)按(an)鈕(niu)(niu)(niu)(niu)自(zi)(zi)(zi)動(dong)(dong)開啟。7、黑色脈沖控(kong)(kong)制(zhi)盤上(shang)，電(dian)(dian)(dian)壓(ya)(ya)撥鈕(niu)(niu)(niu)(niu)打(da)(da)(da)(da)到(dao)(dao)(dao)(dao)左(zuo)邊(bian)(bian)(bian)自(zi)(zi)(zi)動(dong)(dong)撥鈕(niu)(niu)(niu)(niu)，占(zhan)空(kong)(kong)(kong)(kong)(kong)比撥鈕(niu)(niu)(niu)(niu)打(da)(da)(da)(da)到(dao)(dao)(dao)(dao)右邊(bian)(bian)(bian)自(zi)(zi)(zi)動(dong)(dong)（自(zi)(zi)(zi)動(dong)(dong)時升(sheng)溫(wen)(wen)(wen)(wen)(wen)(wen)時間長，根據實(shi)際情況可調為手動(dong)(dong)控(kong)(kong)制(zhi)），電(dian)(dian)(dian)壓(ya)(ya)旋(xuan)(xuan)(xuan)鈕(niu)(niu)(niu)(niu)，占(zhan)空(kong)(kong)(kong)(kong)(kong)比旋(xuan)(xuan)(xuan)鈕(niu)(niu)(niu)(niu)旋(xuan)(xuan)(xuan)轉到(dao)(dao)(dao)(dao)右邊(bian)(bian)(bian)合適位(wei)置(zhi)（峰值(zhi)電(dian)(dian)(dian)流=100~200 ，電(dian)(dian)(dian)流A≤150），爐(lu)(lu)體(ti)(ti)(ti)開始(shi)安全工(gong)作(zuo)(zuo)，罐內(nei)(nei)工(gong)件開始(shi)打(da)(da)(da)(da)弧(hu)。8、滅弧(hu)送(song)氨氣(qi)(qi)爐(lu)(lu)內(nei)(nei)溫(wen)(wen)(wen)(wen)(wen)(wen)度到(dao)(dao)(dao)(dao)90度，爐(lu)(lu)罐內(nei)(nei)輝光穩定(ding)(ding)(ding)之(zhi)后（不(bu)閃弧(hu)），開氨氣(qi)(qi)罐，黃色換向閥(fa)打(da)(da)(da)(da)到(dao)(dao)(dao)(dao)左(zuo)邊(bian)(bian)(bian)1號(hao)爐(lu)(lu)（右邊(bian)(bian)(bian)為2號(hao)爐(lu)(lu)），氨氣(qi)(qi)流量(liang)不(bu)用(yong)調，控(kong)(kong)制(zhi)器會根據爐(lu)(lu)內(nei)(nei)壓(ya)(ya)強(qiang)自(zi)(zi)(zi)動(dong)(dong)調整。9、加送(song)二氧化(hua)碳(tan)氣(qi)(qi)體(ti)(ti)(ti)大約9-10小(xiao)時后升(sheng)溫(wen)(wen)(wen)(wen)(wen)(wen)到(dao)(dao)(dao)(dao)500℃時占(zhan)空(kong)(kong)(kong)(kong)(kong)比撥鈕(niu)(niu)(niu)(niu)打(da)(da)(da)(da)至自(zi)(zi)(zi)動(dong)(dong)狀態，然(ran)后繼(ji)續升(sheng)溫(wen)(wen)(wen)(wen)(wen)(wen)至510℃到(dao)(dao)(dao)(dao)保溫(wen)(wen)(wen)(wen)(wen)(wen)狀態，打(da)(da)(da)(da)開二氧化(hua)碳(tan)氣(qi)(qi)閥(fa)，設(she)置(zhi)屏幕上(shang)2種氣(qi)(qi)體(ti)(ti)(ti)流量(liang)比例(li)（比例(li)約為7%）。

給(gei)大家(jia)介紹下(xia)多用(yong)(yong)(yong)爐氮(dan)(dan)氣(qi)純度要求(qiu)：1.本(ben)箱式可控(kong)(kong)氣(qi)氛(fen)(fen)(fen)多用(yong)(yong)(yong)爐生(sheng)(sheng)(sheng)產(chan)線(xian)主(zhu)要用(yong)(yong)(yong)于(yu)(yu)工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)在可控(kong)(kong)氣(qi)氛(fen)(fen)(fen)下(xia)的(de)(de)(de)(de)氣(qi)體滲(shen)(shen)(shen)碳(tan)、碳(tan)氮(dan)(dan)共滲(shen)(shen)(shen)、滲(shen)(shen)(shen)碳(tan)后(hou)(hou)再次加(jia)熱淬火(huo)以及(ji)在保護氣(qi)氛(fen)(fen)(fen)下(xia)的(de)(de)(de)(de)淬火(huo)、回火(huo)。該設(she)備的(de)(de)(de)(de)操作(zuo)必(bi)須(xu)安(an)全(quan)可靠，直接簡捷，采用(yong)(yong)(yong)計(ji)算機全(quan)過程自(zi)動(dong)控(kong)(kong)制，工(gong)(gong)(gong)(gong)(gong)藝(yi)穩定性(xing)好，在停電(dian)或其它(ta)意外(wai)情況下(xia)，能(neng)(neng)夠(gou)實現自(zi)動(dong)充氮(dan)(dan)，并(bing)可通過手動(dong)操作(zuo)完成后(hou)(hou)續工(gong)(gong)(gong)(gong)(gong)序，以確(que)保安(an)全(quan)操作(zuo)和產(chan)品質量。2.帶(dai)(dai)保護氣(qi)氛(fen)(fen)(fen)的(de)(de)(de)(de)回火(huo)爐用(yong)(yong)(yong)于(yu)(yu)工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)的(de)(de)(de)(de)回火(huo)及(ji)時(shi)效(xiao)退火(huo)（用(yong)(yong)(yong)于(yu)(yu)高低(di)溫不(bu)(bu)同溫度段時(shi)加(jia)熱功(gong)(gong)率應(ying)可調，帶(dai)(dai)有(you)(you)保護氣(qi)氛(fen)(fen)(fen)功(gong)(gong)能(neng)(neng)）。3.用(yong)(yong)(yong)于(yu)(yu)滲(shen)(shen)(shen)碳(tan)、碳(tan)氮(dan)(dan)共滲(shen)(shen)(shen)前及(ji)滲(shen)(shen)(shen)碳(tan)、碳(tan)氮(dan)(dan)共滲(shen)(shen)(shen)淬火(huo)后(hou)(hou)工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)的(de)(de)(de)(de)清洗、烘(hong)干。工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)清洗、烘(hong)干后(hou)(hou)的(de)(de)(de)(de)清潔(jie)度達到滲(shen)(shen)(shen)碳(tan)、碳(tan)氮(dan)(dan)共滲(shen)(shen)(shen)要求(qiu)的(de)(de)(de)(de)標(biao)準(zhun)，且工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)無腐蝕、對下(xia)道(dao)工(gong)(gong)(gong)(gong)(gong)序熱處理質量無影(ying)響。4.裝(zhuang)卸(xie)料車用(yong)(yong)(yong)于(yu)(yu)箱式可控(kong)(kong)氣(qi)氛(fen)(fen)(fen)多用(yong)(yong)(yong)爐、回火(huo)爐、清洗機的(de)(de)(de)(de)裝(zhuang)卸(xie)料及(ji)生(sheng)(sheng)(sheng)產(chan)線(xian)各工(gong)(gong)(gong)(gong)(gong)序之間(jian)工(gong)(gong)(gong)(gong)(gong)件(jian)(jian)的(de)(de)(de)(de)傳(chuan)送(song)。能(neng)(neng)夠(gou)準(zhun)確(que)按規定位置完成上(shang)述設(she)備工(gong)(gong)(gong)(gong)(gong)作(zuo)室的(de)(de)(de)(de)裝(zhuang)卸(xie)料。該生(sheng)(sheng)(sheng)產(chan)線(xian)的(de)(de)(de)(de)所有(you)(you)設(she)備必(bi)須(xu)是全(quan)新設(she)備（包(bao)括所有(you)(you)零部件(jian)(jian)、元器(qi)件(jian)(jian)和附(fu)件(jian)(jian)）。由不(bu)(bu)低(di)于(yu)(yu)國家(jia)標(biao)準(zhun)的(de)(de)(de)(de)先進可靠的(de)(de)(de)(de)材料、生(sheng)(sheng)(sheng)產(chan)工(gong)(gong)(gong)(gong)(gong)藝(yi)及(ji)規范制造而成；投標(biao)方(fang)投標(biao)的(de)(de)(de)(de)同類設(she)備應(ying)具有(you)(you)在國內煤礦機械行(xing)業(ye)或同類行(xing)業(ye)二年(nian)以上(shang)的(de)(de)(de)(de)使用(yong)(yong)(yong)經驗。

所加工(gong)(gong)的(de)(de)(de)(de)低碳(tan)(tan)合金(jin)鋼(gang)18Cr2Ni4WA 含有(you)(you)較多的(de)(de)(de)(de) Cr、Ni 等合 金(jin)元(yuan)素，使用滲(shen)(shen)碳(tan)(tan)爐(lu)以后(hou)具有(you)(you)良好(hao)的(de)(de)(de)(de)力學和(he)(he)工(gong)(gong)藝(yi)(yi)性(xing)(xing)能，是生產高(gao)速重載(zai) 零部(bu)件的(de)(de)(de)(de)重要材(cai)料。高(gao)速重載(zai)零部(bu)件的(de)(de)(de)(de)工(gong)(gong)作(zuo)環境往往 較為(wei)惡劣，受(shou)力狀態復雜，復雜的(de)(de)(de)(de)工(gong)(gong)況不僅(jin)要求(qiu)工(gong)(gong)件表(biao) 面(mian)具有(you)(you)高(gao)的(de)(de)(de)(de)硬度(du)和(he)(he)耐(nai)磨(mo)性(xing)(xing)，而且要求(qiu)心部(bu)有(you)(you)足(zu)夠(gou)的(de)(de)(de)(de)強(qiang) 度(du)和(he)(he)良好(hao)的(de)(de)(de)(de)韌性(xing)(xing)，那么滲(shen)(shen)碳(tan)(tan)爐(lu)處理的(de)(de)(de)(de)工(gong)(gong)藝(yi)(yi)是怎么樣(yang)的(de)(de)(de)(de)呢(ni)？1) 18Cr2Ni4WA 鋼(gang)滲(shen)(shen)碳(tan)(tan)后(hou)，經(jing)高(gao)溫(wen)回(hui)(hui)火、淬火、深 冷和(he)(he)低溫(wen)回(hui)(hui)火處理后(hou)，滲(shen)(shen)碳(tan)(tan)層深度(du)幾乎不受(shou)影響，表(biao)面(mian) 殘(can)留(liu)奧氏(shi)體含量顯著降低，低于14． 62%。2) 對比兩種 18Cr2Ni4WA 鋼(gang)滲(shen)(shen)碳(tan)(tan)后(hou)的(de)(de)(de)(de)熱(re)處理工(gong)(gong) 藝(yi)(yi)，經(jing) 680 ℃ × 5 h 兩次高(gao)溫(wen)回(hui)(hui)火 + 860 ℃ 淬火 + －115． 3 ℃深冷 + 160 ℃低溫(wen)回(hui)(hui)火工(gong)(gong)藝(yi)(yi)處理后(hou)，試 樣(yang)表(biao)面(mian)硬度(du)為(wei)64． 2 HＲC，滲(shen)(shen)碳(tan)(tan)層深度(du)為(wei) 0． 86 mm，符(fu) 合工(gong)(gong)藝(yi)(yi)目標(biao)。并得到由針(zhen)狀回(hui)(hui)火馬氏(shi)體、少量殘(can)留(liu)奧 氏(shi)體和(he)(he)彌(mi)散(san)分布的(de)(de)(de)(de)顆粒狀碳(tan)(tan)化物組(zu)成(cheng)的(de)(de)(de)(de)滲(shen)(shen)碳(tan)(tan)層組(zu)織(zhi)和(he)(he) 由低碳(tan)(tan)板條狀回(hui)(hui)火馬氏(shi)體組(zu)成(cheng)的(de)(de)(de)(de)心部(bu)組(zu)織(zhi)，兼(jian)顧了滲(shen)(shen) 碳(tan)(tan)層表(biao)面(mian)的(de)(de)(de)(de)高(gao)硬度(du)和(he)(he)心部(bu)的(de)(de)(de)(de)強(qiang)韌性(xing)(xing)。

四川大型井式爐吹主回保險怎么解決：1.供應大型井式爐滲氮前的模具必須是(shi)先經過正(zheng)(zheng)火或調(diao)質處理過的工件(jian)。2.先用汽油(you)(you)和(he)酒精擦(ca)洗工件(jian)表(biao)面，不得有(you)銹斑(ban)、油(you)(you)污、臟物存在。3.裝入爐(lu)(lu)內后，對稱(cheng)擰緊(jin)爐(lu)(lu)蓋(gai)(gai)壓緊(jin)螺栓。4.將(jiang)(jiang)爐(lu)(lu)罐(guan)(guan)和(he)爐(lu)(lu)蓋(gai)(gai)進(jin)(jin)水(shui)口(kou)(kou)通入冷卻(que)水(shui)進(jin)(jin)行循環水(shui)冷。爐(lu)(lu)蓋(gai)(gai)上(shang)管(guan)道冷卻(que)水(shui)下端(duan)為(wei)進(jin)(jin)水(shui)，上(shang)端(duan)為(wei)出(chu)(chu)水(shui)，爐(lu)(lu)罐(guan)(guan)單獨進(jin)(jin)水(shui)，單獨排(pai)(pai)(pai)水(shui)，爐(lu)(lu)蓋(gai)(gai)所有(you)水(shui)管(guan)可按(an)低進(jin)(jin)高出(chu)(chu)原則串聯，由一(yi)(yi)(yi)個(ge)口(kou)(kou)進(jin)(jin)水(shui)，一(yi)(yi)(yi)個(ge)口(kou)(kou)排(pai)(pai)(pai)水(shui)。5.升溫(wen)前應先送氮氣(qi)(qi)(qi)排(pai)(pai)(pai)氣(qi)(qi)(qi)，排(pai)(pai)(pai)氣(qi)(qi)(qi)時流(liu)量(liang)(liang)應比使用時大一(yi)(yi)(yi)倍以上(shang)。排(pai)(pai)(pai)氣(qi)(qi)(qi)10分鐘(zhong)后，將(jiang)(jiang)控(kong)溫(wen)儀(yi)表(biao)設定(ding)到(dao)150℃，自動(dong)加熱(re)開關撥(bo)向開，邊排(pai)(pai)(pai)氣(qi)(qi)(qi)邊加熱(re)150℃保(bao)持(chi)2h排(pai)(pai)(pai)氣(qi)(qi)(qi)，再(zai)(zai)(zai)將(jiang)(jiang)控(kong)溫(wen)儀(yi)表(biao)設定(ding)到(dao)530℃，把(ba)氨氣(qi)(qi)(qi)流(liu)量(liang)(liang)調(diao)小，保(bao) 持(chi)爐(lu)(lu)內正(zheng)(zheng)壓，排(pai)(pai)(pai)氣(qi)(qi)(qi)口(kou)(kou)有(you)較(jiao)小氣(qi)(qi)(qi)流(liu)向上(shang)的壓力(li)，當爐(lu)(lu)溫(wen)升到(dao)530℃時，恒溫(wen)恒流(liu)滲氮3-20h，再(zai)(zai)(zai)將(jiang)(jiang)氨氣(qi)(qi)(qi)壓力(li)調(diao)大一(yi)(yi)(yi)點，讓排(pai)(pai)(pai)氣(qi)(qi)(qi)維持(chi)適中壓力(li)，滲氮4-70h， 再(zai)(zai)(zai)將(jiang)(jiang)氨氣(qi)(qi)(qi)壓力(li)調(diao)小，退氮1-2h，切斷電(dian)源，停止加熱(re)，給(gei)少量(liang)(liang)氨氣(qi)(qi)(qi)，使爐(lu)(lu)內維持(chi)正(zheng)(zheng)壓，待爐(lu)(lu)溫(wen)降到(dao)150℃以下方可停止供(gong)氨出(chu)(chu)爐(lu)(lu)。