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發布時間:2021-06-01 15:17:49 人(ren)氣:182935 來源:川工密封
麗水機械密封利用機械(xie)方(fang)式傳(chuan)(chuan)(chuan)遞(di)動(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)的傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong),機械(xie)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)在機械(xie)工程中應(ying)(ying)用非(fei)常廣泛,有(you)多種形式,主(zhu)要(yao)包(bao)括皮帶傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、齒輪(lun)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪(lun)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、齒輪(lun)齒條傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)等。齒輪(lun)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)能(neng)夠用于大(da)功率的場合,傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)比準確,但一般(ban)要(yao)求較高的制(zhi)造精(jing)(jing)度和(he)安裝(zhuang)精(jing)(jing)度。還(huan)有(you)一類是靠機件間(jian)的摩(mo)擦力傳(chuan)(chuan)(chuan)遞(di)動(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)的摩(mo)擦傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong),包(bao)括帶傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、繩(sheng)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)和(he)摩(mo)擦輪(lun)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)等。摩(mo)擦傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)容(rong)易實現無級變速,可以適應(ying)(ying)軸間(jian)距(ju)較大(da)的傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)場合,而過載打(da)滑還(huan)能(neng)起(qi)到緩(huan)沖和(he)保護傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)裝(zhuang)置的作(zuo)用,但這(zhe)種傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)一般(ban)不能(neng)用于大(da)功率的場合,也不能(neng)保證(zheng)準確的傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)比。
傳動形式多,但是麗水機械密封的(de)(de)更換(huan)工作大(da)同(tong)小(xiao)異,首先拆前需確認電(dian)機處于檢修狀態,擰下加油螺塞(sai),用吸管把密封(feng)座腔內(nei)的(de)(de)潤滑(hua)油吸出。準備(bei)好放(fang)置泵零件的(de)(de)工作臺(tai)及拆裝工具,切勿任意(yi)亂(luan)放(fang)亂(luan)用,避免(mian)碰壞泵的(de)(de)零部件。
拆(chai)對(dui)分式聯軸(zhou)(zhou)器:先(xian)把聯軸(zhou)(zhou)器的固定內(nei)六角螺釘擰(ning)下來,再輕(qing)輕(qing)把聯軸(zhou)(zhou)器的一半從(cong)軸(zhou)(zhou)上(shang)慢(man)慢(man)拉下,注意不要掉了,再用梅花扳手擰(ning)下泵(beng)軸(zhou)(zhou)吊緊螺栓(shuan)和擋(dang)塊(kuai),讓葉輪慢(man)慢(man)下沉至泵(beng)體(ti),然后(hou)拆(chai)下另外一半聯軸(zhou)(zhou)器,拿下泵(beng)軸(zhou)(zhou)擋(dang)圈。
拆卸麗水機械密封:抓住密封彈簧順(shun)著泵(beng)軸往上提(ti),就能拆(chai)下(xia)來了。
拆卸并(bing)清洗軸(zhou)承座:先(xian)輕(qing)輕(qing)松(song)動一下(xia)軸(zhou)承座后用拆卸螺栓頂起軸(zhou)承座,并(bing)且沿(yan)著泵軸(zhou)往上提而卸下(xia),再用噴氣燃料(liao)清洗軸(zhou)承及座,裝前晾干并(bing)涂抹少許20號機(ji)械(xie)油用來(lai)潤(run)滑(hua)保(bao)護。
拆密(mi)封座:擰下密(mi)封座壓緊(jin)螺(luo)母,輕輕卸下密(mi)封座并(bing)清洗。
麗水機械密封裝(zhuang)(zhuang)配:在動(dong)、靜(jing)環(huan)鏡面(mian)上(shang)涂一層潔凈的(de)20號潤滑油(you),導軸承座也(ye)抹上(shang)潤滑油(you),先把(ba)靜(jing)環(huan)輕(qing)輕(qing)定(ding)位(wei)(wei)裝(zhuang)(zhuang)入導軸承座,再在泵軸上(shang)抹上(shang)潤滑油(you),把(ba)動(dong)環(huan)部分輕(qing)輕(qing)裝(zhuang)(zhuang)入泵軸上(shang),用手輕(qing)推密封環(huan)應能伸縮(suo)自如,注意動(dong)、靜(jing)環(huan)部分的(de)防轉(zhuan)部位(wei)(wei)需裝(zhuang)(zhuang)配到位(wei)(wei)。
裝(zhuang)聯(lian)(lian)(lian)軸(zhou)(zhou)器:在電機軸(zhou)(zhou)頭上裝(zhuang)上擋(dang)(dang)圈(quan),裝(zhuang)上一半聯(lian)(lian)(lian)軸(zhou)(zhou)器,再(zai)(zai)在泵軸(zhou)(zhou)端和聯(lian)(lian)(lian)軸(zhou)(zhou)器槽(cao)內裝(zhuang)上擋(dang)(dang)塊并用梅花扳手(shou)擰(ning)緊(jin)螺栓(shuan);再(zai)(zai)裝(zhuang)上另一半聯(lian)(lian)(lian)軸(zhou)(zhou)器擰(ning)上內六角螺釘。安裝(zhuang)聯(lian)(lian)(lian)軸(zhou)(zhou)器正確的(de)檢查要求:對(dui)分式(shi)聯(lian)(lian)(lian)軸(zhou)(zhou)器上下間隙需要均(jun)勻,用手(shou)盤動(dong)聯(lian)(lian)(lian)軸(zhou)(zhou)器幾(ji)圈(quan)檢查轉動(dong)的(de)靈活性。
裝密封(feng)座(zuo):先(xian)將密封(feng)座(zuo)裝入橡膠油封(feng),再(zai)把密封(feng)座(zuo)裝入泵蓋(gai)(gai)并壓(ya)在(zai)軸承座(zuo)上(shang),擰緊(jin)螺(luo)母,確保所有安裝螺(luo)釘(ding)緊(jin)固。當安裝螺(luo)釘(ding)被用(yong)作密封(feng)與軸之(zhi)間(jian)(jian)的(de)驅(qu)動時,軸應打埋頭孔來加固連接,緊(jin)固壓(ya)蓋(gai)(gai)螺(luo)栓時應該平穩緊(jin)固,并且不要使壓(ya)蓋(gai)(gai)受(shou)彈力。在(zai)可(ke)能的(de)地(di)方(fang)使用(yong)4個(ge)以上(shang)螺(luo)釘(ding)的(de)等間(jian)(jian)距(ju)壓(ya)蓋(gai)(gai),緊(jin)固壓(ya)蓋(gai)(gai)螺(luo)栓時,用(yong)塞尺檢查軸與壓(ya)蓋(gai)(gai)之(zhi)間(jian)(jian)的(de)間(jian)(jian)隙,這在(zai)密封(feng)腔對(dui)壓(ya)蓋(gai)(gai)不導(dao)向(xiang)時,顯得(de)特別重要,因為壓(ya)蓋(gai)(gai)必(bi)須對(dui)中。