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發布時間(jian):2021-12-17 11:49:09 人氣:98905 來源(yuan):
運城機械密封利(li)用機械方式傳(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong),機械傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)在機械工程(cheng)中應(ying)用非常廣泛,有(you)(you)多種(zhong)形(xing)式,主要包(bao)括皮帶傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、鏈(lian)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪(lun)(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、齒輪(lun)(lun)齒條傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)和(he)螺旋傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)等。齒輪(lun)(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)能夠用于大功率(lv)的(de)(de)場(chang)合,傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比準(zhun)確,但一(yi)般(ban)要求(qiu)較高的(de)(de)制造精度和(he)安裝精度。還(huan)(huan)有(you)(you)一(yi)類是靠機件間(jian)的(de)(de)摩擦(ca)力傳(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)摩擦(ca)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong),包(bao)括帶傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)、繩(sheng)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)和(he)摩擦(ca)輪(lun)(lun)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)等。摩擦(ca)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)容(rong)易實現無級變速,可以適應(ying)軸間(jian)距較大的(de)(de)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)場(chang)合,而過載打滑還(huan)(huan)能起到(dao)緩沖(chong)和(he)保護傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)裝置(zhi)的(de)(de)作用,但這種(zhong)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)一(yi)般(ban)不能用于大功率(lv)的(de)(de)場(chang)合,也不能保證準(zhun)確的(de)(de)傳(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)比。
傳動形式多,但是運城機械密封的(de)更換工作大(da)同小異,首先拆前需確認(ren)電機處于檢修狀態(tai),擰下加油螺(luo)塞,用(yong)吸管把密(mi)封座腔內的(de)潤滑油吸出。準備好(hao)放(fang)置(zhi)泵(beng)零(ling)件的(de)工作臺及拆裝工具,切勿(wu)任(ren)意(yi)亂放(fang)亂用(yong),避免碰壞泵(beng)的(de)零(ling)部(bu)件。
拆對分式聯軸(zhou)(zhou)(zhou)(zhou)(zhou)器(qi):先把聯軸(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)的(de)固定(ding)內(nei)六角螺釘(ding)擰下(xia)來,再輕輕把聯軸(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)的(de)一半從軸(zhou)(zhou)(zhou)(zhou)(zhou)上慢(man)慢(man)拉(la)下(xia),注意(yi)不要掉了(le),再用梅花扳手擰下(xia)泵(beng)(beng)軸(zhou)(zhou)(zhou)(zhou)(zhou)吊(diao)緊(jin)螺栓和擋塊(kuai),讓葉輪(lun)慢(man)慢(man)下(xia)沉至(zhi)泵(beng)(beng)體,然后拆下(xia)另(ling)外一半聯軸(zhou)(zhou)(zhou)(zhou)(zhou)器(qi),拿下(xia)泵(beng)(beng)軸(zhou)(zhou)(zhou)(zhou)(zhou)擋圈。
拆卸運城機械密封:抓住密(mi)封彈簧順著泵(beng)軸往上提,就能拆下(xia)來了。
拆(chai)卸(xie)并清洗軸(zhou)(zhou)承座(zuo):先(xian)輕(qing)輕(qing)松動一(yi)下軸(zhou)(zhou)承座(zuo)后(hou)用拆(chai)卸(xie)螺栓頂起軸(zhou)(zhou)承座(zuo),并且沿著泵(beng)軸(zhou)(zhou)往上提而卸(xie)下,再(zai)用噴(pen)氣燃料清洗軸(zhou)(zhou)承及座(zuo),裝(zhuang)前晾干并涂抹少許20號機械油用來(lai)潤(run)滑(hua)保護。
拆密封座:擰下密封座壓(ya)緊螺母,輕(qing)輕(qing)卸下密封座并清洗(xi)。
運城機械密封裝配(pei):在動(dong)、靜環(huan)鏡(jing)面上(shang)涂一層潔凈的20號潤滑油(you)(you),導(dao)軸(zhou)(zhou)(zhou)承座也抹上(shang)潤滑油(you)(you),先把靜環(huan)輕(qing)輕(qing)定(ding)位裝入(ru)(ru)導(dao)軸(zhou)(zhou)(zhou)承座,再在泵軸(zhou)(zhou)(zhou)上(shang)抹上(shang)潤滑油(you)(you),把動(dong)環(huan)部(bu)分(fen)輕(qing)輕(qing)裝入(ru)(ru)泵軸(zhou)(zhou)(zhou)上(shang),用(yong)手輕(qing)推(tui)密封環(huan)應能伸(shen)縮自(zi)如,注意動(dong)、靜環(huan)部(bu)分(fen)的防轉部(bu)位需(xu)裝配(pei)到(dao)位。
裝(zhuang)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi):在電機(ji)軸(zhou)(zhou)(zhou)頭上(shang)裝(zhuang)上(shang)擋圈,裝(zhuang)上(shang)一半(ban)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi),再在泵軸(zhou)(zhou)(zhou)端和(he)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)槽內裝(zhuang)上(shang)擋塊并用(yong)梅花扳手(shou)擰緊(jin)螺(luo)栓;再裝(zhuang)上(shang)另(ling)一半(ban)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)擰上(shang)內六(liu)角螺(luo)釘。安裝(zhuang)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)正確的檢查要求:對(dui)分式聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)上(shang)下間隙需要均勻(yun),用(yong)手(shou)盤動(dong)聯軸(zhou)(zhou)(zhou)器(qi)(qi)(qi)幾圈檢查轉動(dong)的靈活性(xing)。
裝(zhuang)密(mi)封座(zuo):先將密(mi)封座(zuo)裝(zhuang)入(ru)橡(xiang)膠油封,再把(ba)密(mi)封座(zuo)裝(zhuang)入(ru)泵蓋(gai)并(bing)(bing)壓(ya)在(zai)軸(zhou)承座(zuo)上(shang),擰緊(jin)螺母,確保所有安(an)裝(zhuang)螺釘緊(jin)固(gu)(gu)(gu)。當安(an)裝(zhuang)螺釘被(bei)用(yong)(yong)作密(mi)封與軸(zhou)之間(jian)的驅動時(shi),軸(zhou)應打(da)埋頭孔來加固(gu)(gu)(gu)連接,緊(jin)固(gu)(gu)(gu)壓(ya)蓋(gai)螺栓時(shi)應該平穩(wen)緊(jin)固(gu)(gu)(gu),并(bing)(bing)且不(bu)要(yao)使(shi)壓(ya)蓋(gai)受彈力。在(zai)可能的地方使(shi)用(yong)(yong)4個(ge)以上(shang)螺釘的等間(jian)距壓(ya)蓋(gai),緊(jin)固(gu)(gu)(gu)壓(ya)蓋(gai)螺栓時(shi),用(yong)(yong)塞(sai)尺檢查軸(zhou)與壓(ya)蓋(gai)之間(jian)的間(jian)隙,這在(zai)密(mi)封腔對(dui)壓(ya)蓋(gai)不(bu)導向時(shi),顯得特別重(zhong)要(yao),因為(wei)壓(ya)蓋(gai)必須(xu)對(dui)中。