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潤州如何對機械密封進行更換工作

發布時間(jian):2021-06-01 15:17:49 人氣(qi):179123 來源:川工密封

  潤州機械密封利用機(ji)械(xie)方式傳(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong),機(ji)械(xie)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)在機(ji)械(xie)工(gong)程中應(ying)用非常廣(guang)泛,有多種(zhong)形式,主要包括(kuo)皮帶傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、蝸(gua)桿(gan)蝸(gua)輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪齒條傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)等(deng)。齒輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)能(neng)夠(gou)用于大功率的(de)(de)場(chang)合,傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)比準確(que),但一(yi)般(ban)要求較(jiao)高的(de)(de)制造精度(du)(du)和(he)安裝精度(du)(du)。還有一(yi)類是(shi)靠機(ji)件間(jian)的(de)(de)摩(mo)(mo)擦(ca)力(li)傳(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)摩(mo)(mo)擦(ca)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong),包括(kuo)帶傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、繩傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)摩(mo)(mo)擦(ca)輪傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)等(deng)。摩(mo)(mo)擦(ca)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)容易實現(xian)無級(ji)變速,可以適(shi)應(ying)軸間(jian)距較(jiao)大的(de)(de)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)場(chang)合,而過載打滑(hua)還能(neng)起到緩沖和(he)保護傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝置的(de)(de)作用,但這種(zhong)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)一(yi)般(ban)不(bu)能(neng)用于大功率的(de)(de)場(chang)合,也不(bu)能(neng)保證準確(que)的(de)(de)傳(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)比。

  傳動形式多,但是潤州機械密封的更換工作大(da)同(tong)小異,首先拆前需(xu)確認電機(ji)處于檢修狀態,擰下加油螺塞(sai),用吸管把密封座腔內的潤滑(hua)油吸出(chu)。準備(bei)好放(fang)置泵零件的工作臺及拆裝(zhuang)工具,切勿任意亂(luan)放(fang)亂(luan)用,避免碰壞泵的零部件。

  拆對分式聯(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi):先把(ba)聯(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)的(de)固定內(nei)六角(jiao)螺釘擰下(xia)來,再(zai)輕(qing)輕(qing)把(ba)聯(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)的(de)一半從(cong)軸(zhou)(zhou)(zhou)上慢(man)慢(man)拉下(xia),注意不要(yao)掉(diao)了,再(zai)用(yong)梅花扳手擰下(xia)泵軸(zhou)(zhou)(zhou)吊緊螺栓和擋塊,讓葉輪慢(man)慢(man)下(xia)沉(chen)至泵體(ti),然后(hou)拆下(xia)另外一半聯(lian)(lian)軸(zhou)(zhou)(zhou)器(qi)(qi),拿(na)下(xia)泵軸(zhou)(zhou)(zhou)擋圈(quan)。

  拆卸潤州機械密封:抓住密封彈(dan)簧順(shun)著泵(beng)軸往(wang)上提,就能(neng)拆下(xia)來了(le)。

  拆(chai)卸(xie)(xie)并(bing)清洗軸(zhou)承(cheng)座:先輕(qing)輕(qing)松動一(yi)下軸(zhou)承(cheng)座后(hou)用拆(chai)卸(xie)(xie)螺栓頂起軸(zhou)承(cheng)座,并(bing)且沿著泵軸(zhou)往上(shang)提而卸(xie)(xie)下,再用噴氣(qi)燃(ran)料清洗軸(zhou)承(cheng)及座,裝前晾(liang)干(gan)并(bing)涂抹少許20號(hao)機械油用來(lai)潤滑保護。

  拆密(mi)(mi)封座(zuo):擰下(xia)密(mi)(mi)封座(zuo)壓(ya)緊螺母,輕輕卸下(xia)密(mi)(mi)封座(zuo)并清(qing)洗。

  潤州機械密封裝配:在動(dong)、靜環(huan)鏡面上涂一層潔凈的(de)20號潤(run)滑油(you),導軸(zhou)(zhou)承(cheng)座(zuo)也(ye)抹(mo)上潤(run)滑油(you),先把靜環(huan)輕(qing)(qing)輕(qing)(qing)定位裝入(ru)導軸(zhou)(zhou)承(cheng)座(zuo),再(zai)在泵軸(zhou)(zhou)上抹(mo)上潤(run)滑油(you),把動(dong)環(huan)部(bu)分輕(qing)(qing)輕(qing)(qing)裝入(ru)泵軸(zhou)(zhou)上,用手輕(qing)(qing)推密封環(huan)應能伸縮自如(ru),注意動(dong)、靜環(huan)部(bu)分的(de)防(fang)轉(zhuan)部(bu)位需裝配到位。

  裝聯(lian)軸(zhou)器(qi):在電(dian)機(ji)軸(zhou)頭上裝上擋(dang)(dang)圈,裝上一(yi)半(ban)聯(lian)軸(zhou)器(qi),再(zai)在泵軸(zhou)端和聯(lian)軸(zhou)器(qi)槽內裝上擋(dang)(dang)塊并用梅(mei)花扳手(shou)擰(ning)緊螺栓;再(zai)裝上另一(yi)半(ban)聯(lian)軸(zhou)器(qi)擰(ning)上內六角螺釘。安裝聯(lian)軸(zhou)器(qi)正確的檢查要求:對分(fen)式聯(lian)軸(zhou)器(qi)上下(xia)間(jian)隙(xi)需要均勻,用手(shou)盤(pan)動(dong)(dong)聯(lian)軸(zhou)器(qi)幾圈檢查轉動(dong)(dong)的靈活性。

  裝(zhuang)(zhuang)(zhuang)密封座:先將密封座裝(zhuang)(zhuang)(zhuang)入(ru)橡膠油(you)封,再把密封座裝(zhuang)(zhuang)(zhuang)入(ru)泵蓋(gai)(gai)并壓在(zai)(zai)軸承(cheng)座上(shang),擰(ning)緊(jin)(jin)螺(luo)母,確(que)保所有安(an)裝(zhuang)(zhuang)(zhuang)螺(luo)釘緊(jin)(jin)固(gu)(gu)。當安(an)裝(zhuang)(zhuang)(zhuang)螺(luo)釘被用(yong)作(zuo)密封與軸之間(jian)的驅動時,軸應(ying)打埋頭孔來加固(gu)(gu)連接,緊(jin)(jin)固(gu)(gu)壓蓋(gai)(gai)螺(luo)栓(shuan)時應(ying)該平穩緊(jin)(jin)固(gu)(gu),并且不要使(shi)壓蓋(gai)(gai)受彈力(li)。在(zai)(zai)可(ke)能的地方使(shi)用(yong)4個(ge)以上(shang)螺(luo)釘的等間(jian)距壓蓋(gai)(gai),緊(jin)(jin)固(gu)(gu)壓蓋(gai)(gai)螺(luo)栓(shuan)時,用(yong)塞尺檢查軸與壓蓋(gai)(gai)之間(jian)的間(jian)隙,這在(zai)(zai)密封腔對(dui)壓蓋(gai)(gai)不導向(xiang)時,顯得特別重要,因為壓蓋(gai)(gai)必(bi)須對(dui)中。