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發布時間:2021-06-01 15:17:49 人氣:172629 來源:川(chuan)工密封
岢嵐機械密封利用(yong)(yong)機(ji)械方(fang)式傳遞(di)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong),機(ji)械傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)在(zai)機(ji)械工程中應(ying)用(yong)(yong)非常廣泛,有多(duo)種形式,主要包括皮帶傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、鏈傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪(lun)(lun)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)齒條傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)和螺旋傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)等(deng)。齒輪(lun)(lun)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)能(neng)夠(gou)用(yong)(yong)于大(da)功(gong)率的(de)場(chang)合(he)(he),傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)比(bi)準確,但一般要求較高的(de)制造精度和安裝(zhuang)精度。還(huan)有一類(lei)是(shi)靠機(ji)件間(jian)的(de)摩擦力(li)傳遞(di)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)摩擦傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong),包括帶傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、繩傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)和摩擦輪(lun)(lun)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)等(deng)。摩擦傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)容易實現無級變速,可以適應(ying)軸間(jian)距較大(da)的(de)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)場(chang)合(he)(he),而過載打(da)滑還(huan)能(neng)起到緩沖和保(bao)護傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)置的(de)作用(yong)(yong),但這種傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)一般不能(neng)用(yong)(yong)于大(da)功(gong)率的(de)場(chang)合(he)(he),也不能(neng)保(bao)證準確的(de)傳動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)比(bi)。
傳動形式多,但是岢嵐機械密封的更換工作(zuo)大(da)同小異,首先拆(chai)前(qian)需確(que)認(ren)電(dian)機處(chu)于檢修狀態,擰下(xia)加油螺塞,用(yong)(yong)吸(xi)管(guan)把密封座腔(qiang)內(nei)的潤滑油吸(xi)出。準(zhun)備好放(fang)置泵(beng)零(ling)件(jian)(jian)的工作(zuo)臺及拆(chai)裝工具,切勿任意亂放(fang)亂用(yong)(yong),避免碰(peng)壞泵(beng)的零(ling)部件(jian)(jian)。
拆(chai)對(dui)分式聯(lian)軸(zhou)器(qi):先把聯(lian)軸(zhou)器(qi)的(de)固定內六(liu)角螺(luo)釘擰(ning)下(xia)來,再(zai)輕輕把聯(lian)軸(zhou)器(qi)的(de)一半從軸(zhou)上慢(man)慢(man)拉下(xia),注(zhu)意不要掉(diao)了(le),再(zai)用梅花扳手擰(ning)下(xia)泵軸(zhou)吊緊螺(luo)栓和擋塊,讓葉輪(lun)慢(man)慢(man)下(xia)沉至泵體(ti),然后拆(chai)下(xia)另外一半聯(lian)軸(zhou)器(qi),拿(na)下(xia)泵軸(zhou)擋圈。
拆卸岢嵐機械密封:抓住密封彈簧順著(zhu)泵(beng)軸往上提(ti),就能拆下來了。
拆(chai)卸(xie)并(bing)清洗軸承座(zuo):先輕輕松(song)動一下軸承座(zuo)后(hou)用(yong)拆(chai)卸(xie)螺栓頂起軸承座(zuo),并(bing)且(qie)沿著泵軸往上提(ti)而卸(xie)下,再用(yong)噴氣燃料清洗軸承及座(zuo),裝前晾干(gan)并(bing)涂抹少許20號機械油(you)用(yong)來潤滑保護。
拆密封座:擰下密封座壓緊螺母,輕輕卸(xie)下密封座并清洗。
岢嵐機械密封裝(zhuang)(zhuang)配(pei):在(zai)動(dong)、靜(jing)(jing)環(huan)鏡(jing)面上(shang)涂一(yi)層潔凈(jing)的(de)20號(hao)潤滑(hua)油(you),導(dao)軸(zhou)承座也抹上(shang)潤滑(hua)油(you),先把(ba)靜(jing)(jing)環(huan)輕(qing)輕(qing)定(ding)位裝(zhuang)(zhuang)入導(dao)軸(zhou)承座,再在(zai)泵(beng)(beng)軸(zhou)上(shang)抹上(shang)潤滑(hua)油(you),把(ba)動(dong)環(huan)部(bu)(bu)分輕(qing)輕(qing)裝(zhuang)(zhuang)入泵(beng)(beng)軸(zhou)上(shang),用手輕(qing)推(tui)密封(feng)環(huan)應能伸(shen)縮自如,注(zhu)意動(dong)、靜(jing)(jing)環(huan)部(bu)(bu)分的(de)防轉部(bu)(bu)位需裝(zhuang)(zhuang)配(pei)到位。
裝(zhuang)(zhuang)聯(lian)(lian)軸(zhou)器(qi):在電機軸(zhou)頭上(shang)(shang)(shang)裝(zhuang)(zhuang)上(shang)(shang)(shang)擋(dang)圈,裝(zhuang)(zhuang)上(shang)(shang)(shang)一(yi)半聯(lian)(lian)軸(zhou)器(qi),再(zai)在泵(beng)軸(zhou)端(duan)和聯(lian)(lian)軸(zhou)器(qi)槽內裝(zhuang)(zhuang)上(shang)(shang)(shang)擋(dang)塊并用梅花(hua)扳手擰(ning)緊(jin)螺(luo)栓;再(zai)裝(zhuang)(zhuang)上(shang)(shang)(shang)另一(yi)半聯(lian)(lian)軸(zhou)器(qi)擰(ning)上(shang)(shang)(shang)內六角(jiao)螺(luo)釘。安裝(zhuang)(zhuang)聯(lian)(lian)軸(zhou)器(qi)正確的檢(jian)查要求:對(dui)分(fen)式聯(lian)(lian)軸(zhou)器(qi)上(shang)(shang)(shang)下間隙需要均(jun)勻,用手盤動聯(lian)(lian)軸(zhou)器(qi)幾圈檢(jian)查轉動的靈活性(xing)。
裝(zhuang)(zhuang)密封(feng)座(zuo)(zuo):先將密封(feng)座(zuo)(zuo)裝(zhuang)(zhuang)入橡膠油封(feng),再把密封(feng)座(zuo)(zuo)裝(zhuang)(zhuang)入泵蓋(gai)(gai)并壓(ya)(ya)在軸承座(zuo)(zuo)上(shang),擰緊(jin)(jin)螺(luo)(luo)母,確保所有(you)安裝(zhuang)(zhuang)螺(luo)(luo)釘(ding)緊(jin)(jin)固。當安裝(zhuang)(zhuang)螺(luo)(luo)釘(ding)被用(yong)作密封(feng)與軸之間(jian)的(de)驅動時(shi),軸應打埋頭孔(kong)來加(jia)固連接,緊(jin)(jin)固壓(ya)(ya)蓋(gai)(gai)螺(luo)(luo)栓時(shi)應該(gai)平(ping)穩緊(jin)(jin)固,并且(qie)不要使壓(ya)(ya)蓋(gai)(gai)受(shou)彈力。在可能的(de)地(di)方使用(yong)4個以(yi)上(shang)螺(luo)(luo)釘(ding)的(de)等間(jian)距(ju)壓(ya)(ya)蓋(gai)(gai),緊(jin)(jin)固壓(ya)(ya)蓋(gai)(gai)螺(luo)(luo)栓時(shi),用(yong)塞尺檢(jian)查軸與壓(ya)(ya)蓋(gai)(gai)之間(jian)的(de)間(jian)隙,這在密封(feng)腔(qiang)對(dui)壓(ya)(ya)蓋(gai)(gai)不導(dao)向時(shi),顯(xian)得(de)特別重(zhong)要,因為壓(ya)(ya)蓋(gai)(gai)必須(xu)對(dui)中。