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發布時間:2021-12-17 11:49:09 人氣:98191 來(lai)源(yuan):
清江浦機械密封利用(yong)(yong)(yong)機(ji)械(xie)方式傳(chuan)(chuan)(chuan)(chuan)遞(di)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong),機(ji)械(xie)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)在機(ji)械(xie)工程中應用(yong)(yong)(yong)非(fei)常廣(guang)泛,有(you)多種形(xing)式,主要包括皮帶(dai)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、鏈(lian)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪齒條(tiao)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)螺(luo)旋傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)等。齒輪傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)能夠(gou)用(yong)(yong)(yong)于大(da)功率的(de)場(chang)合(he),傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)比準確(que),但一(yi)般要求較高(gao)的(de)制造精度(du)和(he)安裝精度(du)。還(huan)有(you)一(yi)類是靠機(ji)件(jian)間的(de)摩(mo)擦力(li)傳(chuan)(chuan)(chuan)(chuan)遞(di)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)摩(mo)擦傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong),包括帶(dai)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、繩傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)摩(mo)擦輪傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)等。摩(mo)擦傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)容易實現無級變(bian)速,可以適應軸間距較大(da)的(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)場(chang)合(he),而過載(zai)打滑還(huan)能起(qi)到緩沖和(he)保護傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝置(zhi)的(de)作(zuo)用(yong)(yong)(yong),但這種傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)一(yi)般不能用(yong)(yong)(yong)于大(da)功率的(de)場(chang)合(he),也(ye)不能保證(zheng)準確(que)的(de)傳(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)比。
傳動形式多,但是清江浦機械密封的(de)更換工作大同小異,首先拆前需確認電(dian)機處于檢(jian)修(xiu)狀(zhuang)態,擰下加(jia)油螺塞,用吸(xi)管把密封座腔內的(de)潤滑油吸(xi)出。準備好放置(zhi)泵零(ling)件的(de)工作臺及拆裝工具(ju),切勿任意(yi)亂放亂用,避(bi)免碰(peng)壞泵的(de)零(ling)部件。
拆對分式聯(lian)軸器:先把聯(lian)軸器的(de)固定內(nei)六角(jiao)螺(luo)釘擰下來,再輕輕把聯(lian)軸器的(de)一半(ban)從軸上慢(man)慢(man)拉下,注意不要掉了,再用(yong)梅花扳(ban)手擰下泵(beng)(beng)軸吊緊螺(luo)栓和擋塊,讓葉輪慢(man)慢(man)下沉至泵(beng)(beng)體,然后拆下另外一半(ban)聯(lian)軸器,拿下泵(beng)(beng)軸擋圈。
拆卸清江浦機械密封:抓住密封彈(dan)簧順著(zhu)泵軸往上提,就能(neng)拆(chai)下來了。
拆(chai)卸(xie)并清洗(xi)軸(zhou)承座:先(xian)輕輕松(song)動一下軸(zhou)承座后用(yong)拆(chai)卸(xie)螺栓頂起軸(zhou)承座,并且沿(yan)著(zhu)泵(beng)軸(zhou)往上提(ti)而卸(xie)下,再用(yong)噴氣燃料清洗(xi)軸(zhou)承及座,裝前晾干并涂(tu)抹少許20號機械(xie)油用(yong)來潤滑保護。
拆密封(feng)座(zuo):擰下密封(feng)座(zuo)壓緊螺母(mu),輕輕卸下密封(feng)座(zuo)并清(qing)洗。
清江浦機械密封裝配:在動、靜環(huan)鏡面上涂一層潔凈的20號潤(run)滑油(you),導軸(zhou)承(cheng)座(zuo)也抹(mo)上潤(run)滑油(you),先(xian)把靜環(huan)輕輕定位(wei)裝入導軸(zhou)承(cheng)座(zuo),再在泵(beng)軸(zhou)上抹(mo)上潤(run)滑油(you),把動環(huan)部分(fen)輕輕裝入泵(beng)軸(zhou)上,用手輕推(tui)密封環(huan)應能伸縮自如,注意動、靜環(huan)部分(fen)的防轉部位(wei)需裝配到位(wei)。
裝(zhuang)聯(lian)(lian)軸(zhou)(zhou)器(qi):在電機(ji)軸(zhou)(zhou)頭上裝(zhuang)上擋(dang)圈,裝(zhuang)上一半(ban)(ban)聯(lian)(lian)軸(zhou)(zhou)器(qi),再在泵軸(zhou)(zhou)端(duan)和聯(lian)(lian)軸(zhou)(zhou)器(qi)槽內裝(zhuang)上擋(dang)塊并用(yong)梅花扳(ban)手擰緊(jin)螺(luo)栓;再裝(zhuang)上另一半(ban)(ban)聯(lian)(lian)軸(zhou)(zhou)器(qi)擰上內六(liu)角螺(luo)釘。安(an)裝(zhuang)聯(lian)(lian)軸(zhou)(zhou)器(qi)正確的檢查要(yao)(yao)求:對分式聯(lian)(lian)軸(zhou)(zhou)器(qi)上下間(jian)隙需要(yao)(yao)均勻,用(yong)手盤(pan)動聯(lian)(lian)軸(zhou)(zhou)器(qi)幾圈檢查轉動的靈活性。
裝(zhuang)密(mi)(mi)封(feng)座:先將(jiang)密(mi)(mi)封(feng)座裝(zhuang)入橡膠油封(feng),再把密(mi)(mi)封(feng)座裝(zhuang)入泵(beng)蓋(gai)并壓(ya)在(zai)軸(zhou)(zhou)承座上,擰緊(jin)螺(luo)(luo)(luo)母,確(que)保所(suo)有安(an)裝(zhuang)螺(luo)(luo)(luo)釘(ding)緊(jin)固(gu)。當(dang)安(an)裝(zhuang)螺(luo)(luo)(luo)釘(ding)被用(yong)作(zuo)密(mi)(mi)封(feng)與軸(zhou)(zhou)之間的驅動時(shi),軸(zhou)(zhou)應(ying)打埋頭孔來(lai)加(jia)固(gu)連接(jie),緊(jin)固(gu)壓(ya)蓋(gai)螺(luo)(luo)(luo)栓時(shi)應(ying)該平穩緊(jin)固(gu),并且不要使壓(ya)蓋(gai)受彈力。在(zai)可能的地(di)方使用(yong)4個以上螺(luo)(luo)(luo)釘(ding)的等間距壓(ya)蓋(gai),緊(jin)固(gu)壓(ya)蓋(gai)螺(luo)(luo)(luo)栓時(shi),用(yong)塞(sai)尺(chi)檢查軸(zhou)(zhou)與壓(ya)蓋(gai)之間的間隙(xi),這在(zai)密(mi)(mi)封(feng)腔對(dui)壓(ya)蓋(gai)不導向時(shi),顯得特(te)別重要,因(yin)為壓(ya)蓋(gai)必須對(dui)中(zhong)。