氣(qi)壓(ya)燒(shao)結爐(lu)采用高(gao)純(chun)石(shi)墨(mo)作發熱體,熱電偶(ou)作測(ce)溫元件(jian),用(yong)精密(mi)數(shu)顯(xian)程(cheng)序(xu)控溫儀控溫,能實(shi)現(xian)爐(lu)溫的(de)自動(dong)程(cheng)序(xu)升(sheng)降。由二級真(zhen)空(kong)機(ji)組(zu)對爐膛進(jin)行抽(chou)真(zhen)空(kong),可實(shi)現(xian)樣(yang)品(pin)的(de)真(zhen)空(kong)燒(shao)結,同(tong)時也可註入(ru)保護氣(qi)氛(fen)或反應氣(qi)氛(fen)作氣(qi)壓(ya)高(gao)溫燒(shao)結。設備廣(guang)泛應用(yong)於(yu)結構(gou)陶(tao)瓷、功(gong)能(neng)陶(tao)瓷、硬質合金、生物(wu)陶(tao)瓷、人(ren)工(gong)晶體、復合材料(liao)等(deng)的(de)燒(shao)結試驗。
氣(qi)壓(ya)燒(shao)結爐(lu)主要(yao)由(you)爐(lu)體、爐門、加(jia)熱與保溫及測(ce)溫系(xi)統(tong)、真(zhen)空(kong)系(xi)統(tong)、充(chong)氣(qi)系(xi)統(tong)、水冷系(xi)統(tong)、控制(zhi)系(xi)統(tong)、液壓(ya)系(xi)統(tong)等組(zu)成。
1、爐(lu)體:雙層(ceng)304不(bu)銹鋼水冷(leng)結(jie)構,並(bing)經精密(mi)拋(pao)光(guang),有(you)利(li)於(yu)縮短抽(chou)氣(qi)時(shi)間,且(qie)便(bian)於(yu)清潔(jie);
2、爐蓋:雙層(ceng)水冷(leng)的(de)結構(gou),內外(wai)壁(bi)均(jun)為304並(bing)經精密(mi)拋(pao)光(guang)處理,中(zhong)間通(tong)冷卻水。
3、加(jia)熱保溫及測(ce)溫系(xi)統(tong):采用鉬絲加(jia)熱,氧化(hua)鋁(lv)絕緣(yuan)柱組(zu)成筒(tong)形結(jie)構(gou)形(xing)式(shi);隔熱屏(ping)采(cai)用(yong)由內(nei)層(ceng)鉬片(5層(ceng))外層(ceng)為1層(ceng)不(bu)銹鋼片組(zu)成6層(ceng)隔熱屏(ping),屏(ping)蓋與(yu)屏(ping)底(di)的(de)材料(liao)與(yu)之(zhi)相(xiang)同(tong),也采用(yong)6層(ceng),特點潔凈度高(gao),能(neng)快速(su)加(jia)熱,透氣(qi)性(xing)好。上(shang)下(xia)壓(ya)頭(tou)采用(yong)高(gao)強(qiang)度石(shi)墨(mo)。測(ce)溫元件(jian)采(cai)用鎢(wu)錸(lai)熱電偶(ou),可控矽控溫,配置(zhi)有(you)PID功(gong)能(neng)儀表,數(shu)顯(xian)表(biao),具(ju)有(you)超(chao)溫聲(sheng)光(guang)報警(jing)功(gong)能(neng),也可選(xuan)用PLC觸摸屏(ping)自(zi)動(dong)控制(zhi),並(bing)保留歷(li)史數(shu)據,便(bian)於(yu)分析(xi)燒(shao)結過(guo)程(cheng)。
4、真(zhen)空(kong)系(xi)統(tong):由油擴(kuo)散泵(beng)、羅茨(ci)泵(beng)、機(ji)械泵(beng)配電(dian)磁(ci)壓(ya)差(cha)閥(防(fang)止(zhi)因突然(ran)停(ting)電(dian)、機(ji)械泵(beng)油倒(dao)灌(guan))充(chong)氣(qi)閥、放(fang)氣(qi)閥、真(zhen)空(kong)蝶(die)閥、真(zhen)空(kong)壓(ya)力表(biao)(±Pa)波紋(wen)管(guan)、真(zhen)空(kong)管(guan)路和(he)支架(jia)等組(zu)成。
5、充(chong)氣(qi)系(xi)統(tong):由各種(zhong)管(guan)道(dao)及(ji)閥門組(zu)成,並(bing)配有(you)電磁(ci)放氣(qi)閥、壓(ya)力傳(chuan)感(gan)器,當(dang)爐(lu)內(nei)壓(ya)力高(gao)於(yu)安全值(zhi)時會自(zi)動(dong)放氣(qi),充(chong)氣(qi)管(guan)路上(shang)裝有(you)針(zhen)閥,可控制(zhi)充(chong)氣(qi)量,用於(yu)燒(shao)結工(gong)藝所需(xu)充(chong)氬(ya)氣(qi)、氮(dan)氣(qi)的(de)氣(qi)氛(fen)要(yao)求(qiu);
6、水(shui)冷(leng)系(xi)統(tong):由各種(zhong)閥管(guan)道(dao)相(xiang)關裝置(zhi)組(zu)成且(qie)設有(you)斷水(shui)聲(sheng)光(guang)報警(jing)自(zi)動(dong)切斷加(jia)熱源等(deng)功(gong)能(neng)。
7、充(chong)氣(qi)裝(zhuang)置:主要(yao)由(you)充(chong)氣(qi)閥、流量計(ji)、充(chong)氣(qi)管(guan)道(dao)等(deng)組(zu)成,用(yong)於(yu)燒(shao)結工(gong)藝所需(xu)充(chong)氬(ya)氣(qi)、氮(dan)氣(qi)的(de)氣(qi)氛(fen)要(yao)求(qiu);
8、控制(zhi)系(xi)統(tong):由可編程(cheng)控制(zhi)器PLC、溫控儀、真(zhen)空(kong)計(ji)、電壓(ya)電(dian)流表、直流穩壓(ya)電(dian)源、空(kong)開(kai)、接觸器、繼(ji)電(dian)器、按(an)鈕、指(zhi)示燈(deng)等(deng)組(zu)成,以(yi)實(shi)現(xian)供電(dian)、控制(zhi)、記(ji)錄(lu)、監視、報警(jing)保護功(gong)能(neng)。
9、液壓(ya)系(xi)統(tong):采用電動輸入(ru)方(fang)式(shi)。由(you)液壓(ya)站(zhan)配有(you)進(jin)口(kou)比(bi)例閥、壓(ya)力傳(chuan)感(gan)器、位移(yi)顯(xian)示器采(cai)用(yong)光(guang)柵尺(測(ce)距(ju)精度0.02mm)、液壓(ya)缸(gang)等相(xiang)關液壓(ya)裝(zhuang)置,壓(ya)力調(tiao)節半(ban)自動(dong)化(hua)、可通(tong)過(guo)手(shou)動(dong)調節(jie)。儀表可設定(ding)自動(dong)調節(jie)壓(ya)力,並(bing)能實(shi)現(xian)穩(wen)壓(ya)、保壓(ya)。