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青松路街道如何對機械密封進行更換工作

發布(bu)時間:2021-06-01 15:17:49 人氣:179197 來(lai)源:川(chuan)工密(mi)封

  青松路街道機械密封利(li)用機械(xie)方式(shi)傳(chuan)(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong),機械(xie)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)在機械(xie)工程中應用非常廣泛,有多種(zhong)形式(shi),主(zhu)要包括皮帶(dai)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)齒條傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)和(he)螺旋(xuan)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)等。齒輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)能(neng)夠用于大功率的(de)(de)場(chang)(chang)合,傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)比(bi)準確,但一(yi)般要求(qiu)較高的(de)(de)制造精度和(he)安(an)裝精度。還有一(yi)類是靠機件間(jian)的(de)(de)摩(mo)(mo)擦力(li)傳(chuan)(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)力(li)和(he)運動(dong)(dong)(dong)(dong)(dong)的(de)(de)摩(mo)(mo)擦傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong),包括帶(dai)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)、繩傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)和(he)摩(mo)(mo)擦輪(lun)(lun)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)等。摩(mo)(mo)擦傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)容易實現(xian)無級變速,可以適應軸間(jian)距較大的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)場(chang)(chang)合,而過載(zai)打滑還能(neng)起到緩沖和(he)保(bao)護傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)裝置(zhi)的(de)(de)作用,但這(zhe)種(zhong)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)一(yi)般不(bu)能(neng)用于大功率的(de)(de)場(chang)(chang)合,也不(bu)能(neng)保(bao)證(zheng)準確的(de)(de)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)比(bi)。

  傳動形式多,但是青松路街道機械密封的更換工作大(da)同小異,首先拆(chai)前需確認電(dian)機處(chu)于(yu)檢修狀態,擰(ning)下加油(you)螺塞(sai),用吸(xi)管(guan)把(ba)密封(feng)座腔內的潤滑(hua)油(you)吸(xi)出。準(zhun)備(bei)好(hao)放置泵(beng)零件的工作臺及拆(chai)裝工具,切勿任意亂放亂用,避免碰壞泵(beng)的零部件。

  拆對分式(shi)聯(lian)軸器:先把(ba)聯(lian)軸器的(de)(de)固定(ding)內六角(jiao)螺釘擰(ning)下(xia)來(lai),再輕輕把(ba)聯(lian)軸器的(de)(de)一(yi)半(ban)從軸上慢(man)慢(man)拉下(xia),注意(yi)不要掉了(le),再用(yong)梅花扳手擰(ning)下(xia)泵軸吊(diao)緊螺栓和擋塊,讓(rang)葉輪慢(man)慢(man)下(xia)沉至泵體(ti),然(ran)后(hou)拆下(xia)另外一(yi)半(ban)聯(lian)軸器,拿下(xia)泵軸擋圈。

  拆卸青松路街道機械密封:抓住密封彈(dan)簧順著泵軸往上提,就能(neng)拆下來了。

  拆卸(xie)并(bing)清洗軸承(cheng)座(zuo)(zuo):先輕(qing)輕(qing)松動一下軸承(cheng)座(zuo)(zuo)后(hou)用拆卸(xie)螺(luo)栓頂起(qi)軸承(cheng)座(zuo)(zuo),并(bing)且沿著泵軸往上提而卸(xie)下,再用噴(pen)氣燃料清洗軸承(cheng)及座(zuo)(zuo),裝前晾干并(bing)涂抹少(shao)許20號機械油用來(lai)潤(run)滑保護。

  拆密(mi)封(feng)座(zuo):擰下(xia)密(mi)封(feng)座(zuo)壓緊(jin)螺母,輕輕卸(xie)下(xia)密(mi)封(feng)座(zuo)并清(qing)洗。

  青松路街道機械密封裝(zhuang)配(pei):在動、靜環(huan)鏡(jing)面上(shang)(shang)涂一層潔(jie)凈的20號潤(run)滑油,導軸(zhou)承座(zuo)也(ye)抹(mo)上(shang)(shang)潤(run)滑油,先(xian)把靜環(huan)輕輕定位裝(zhuang)入導軸(zhou)承座(zuo),再在泵軸(zhou)上(shang)(shang)抹(mo)上(shang)(shang)潤(run)滑油,把動環(huan)部(bu)分(fen)輕輕裝(zhuang)入泵軸(zhou)上(shang)(shang),用手輕推密(mi)封環(huan)應(ying)能伸(shen)縮自如(ru),注意動、靜環(huan)部(bu)分(fen)的防轉部(bu)位需(xu)裝(zhuang)配(pei)到位。

  裝(zhuang)聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi):在電(dian)機軸(zhou)(zhou)(zhou)頭上(shang)裝(zhuang)上(shang)擋(dang)圈,裝(zhuang)上(shang)一半聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi),再在泵(beng)軸(zhou)(zhou)(zhou)端和聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)槽(cao)內裝(zhuang)上(shang)擋(dang)塊并用梅花(hua)扳手擰(ning)緊螺栓;再裝(zhuang)上(shang)另(ling)一半聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)擰(ning)上(shang)內六(liu)角螺釘。安裝(zhuang)聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)正(zheng)確(que)的(de)檢查(cha)(cha)要(yao)求:對分式聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)上(shang)下間隙需(xu)要(yao)均(jun)勻,用手盤動(dong)聯(lian)軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)幾圈檢查(cha)(cha)轉動(dong)的(de)靈活性。

  裝密(mi)(mi)封(feng)座(zuo)(zuo):先將密(mi)(mi)封(feng)座(zuo)(zuo)裝入橡膠油封(feng),再把(ba)密(mi)(mi)封(feng)座(zuo)(zuo)裝入泵(beng)蓋(gai)(gai)并壓在(zai)軸(zhou)(zhou)承(cheng)座(zuo)(zuo)上(shang)(shang),擰緊(jin)(jin)(jin)螺(luo)(luo)母,確保所有安裝螺(luo)(luo)釘緊(jin)(jin)(jin)固(gu)(gu)(gu)(gu)。當安裝螺(luo)(luo)釘被用(yong)作密(mi)(mi)封(feng)與軸(zhou)(zhou)之(zhi)間的驅(qu)動時,軸(zhou)(zhou)應(ying)打埋頭(tou)孔來加固(gu)(gu)(gu)(gu)連接,緊(jin)(jin)(jin)固(gu)(gu)(gu)(gu)壓蓋(gai)(gai)螺(luo)(luo)栓(shuan)(shuan)時應(ying)該平穩(wen)緊(jin)(jin)(jin)固(gu)(gu)(gu)(gu),并且不(bu)要使壓蓋(gai)(gai)受彈力。在(zai)可(ke)能的地方使用(yong)4個以上(shang)(shang)螺(luo)(luo)釘的等(deng)間距壓蓋(gai)(gai),緊(jin)(jin)(jin)固(gu)(gu)(gu)(gu)壓蓋(gai)(gai)螺(luo)(luo)栓(shuan)(shuan)時,用(yong)塞尺檢查軸(zhou)(zhou)與壓蓋(gai)(gai)之(zhi)間的間隙,這在(zai)密(mi)(mi)封(feng)腔(qiang)對壓蓋(gai)(gai)不(bu)導向(xiang)時,顯得(de)特別重要,因為壓蓋(gai)(gai)必須對中。