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發(fa)布時(shi)間:2021-12-17 11:49:09 人氣:99011 來源:
松潘機械密封利用(yong)機(ji)械方式傳(chuan)(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)的傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong),機(ji)械傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)在機(ji)械工程(cheng)中應用(yong)非常廣泛,有多(duo)種(zhong)形式,主要包(bao)括(kuo)皮(pi)帶傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、鏈傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、蝸桿蝸輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒輪齒條傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)螺旋(xuan)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)等。齒輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)能夠用(yong)于(yu)大功率的場合,傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)比準(zhun)確,但一(yi)般要求(qiu)較高的制(zhi)造精度和(he)安裝(zhuang)精度。還有一(yi)類是靠機(ji)件間(jian)的摩擦(ca)力傳(chuan)(chuan)(chuan)(chuan)(chuan)遞動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力和(he)運(yun)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)的摩擦(ca)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong),包(bao)括(kuo)帶傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)、繩傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)和(he)摩擦(ca)輪傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)等。摩擦(ca)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)容易實現無級(ji)變速,可以(yi)適應軸間(jian)距較大的傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)場合,而過載打滑還能起到緩(huan)沖和(he)保(bao)護傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)置的作用(yong),但這(zhe)種(zhong)傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)一(yi)般不能用(yong)于(yu)大功率的場合,也不能保(bao)證準(zhun)確的傳(chuan)(chuan)(chuan)(chuan)(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)比。
傳動形式多,但是松潘機械密封的(de)(de)更換工(gong)作(zuo)大同小異(yi),首(shou)先拆前需確認電機處于檢修狀態,擰(ning)下加(jia)油(you)螺塞,用(yong)吸管(guan)把密封座腔內的(de)(de)潤(run)滑油(you)吸出。準(zhun)備好(hao)放置(zhi)泵零(ling)件的(de)(de)工(gong)作(zuo)臺及拆裝工(gong)具(ju),切勿任(ren)意(yi)亂放亂用(yong),避免碰壞泵的(de)(de)零(ling)部件。
拆對(dui)分(fen)式聯軸(zhou)(zhou)(zhou)器(qi):先把聯軸(zhou)(zhou)(zhou)器(qi)的固定內六(liu)角螺釘擰下來,再(zai)輕(qing)輕(qing)把聯軸(zhou)(zhou)(zhou)器(qi)的一半從(cong)軸(zhou)(zhou)(zhou)上慢(man)(man)慢(man)(man)拉下,注(zhu)意不要掉(diao)了,再(zai)用梅花扳手擰下泵軸(zhou)(zhou)(zhou)吊緊螺栓(shuan)和擋(dang)塊,讓葉(xie)輪慢(man)(man)慢(man)(man)下沉(chen)至(zhi)泵體,然后拆下另(ling)外一半聯軸(zhou)(zhou)(zhou)器(qi),拿下泵軸(zhou)(zhou)(zhou)擋(dang)圈(quan)。
拆卸松潘機械密封:抓住密封(feng)彈簧順(shun)著泵軸往(wang)上提,就(jiu)能拆下來了。
拆卸并清(qing)洗軸(zhou)(zhou)承座:先輕輕松動一(yi)下(xia)(xia)軸(zhou)(zhou)承座后用拆卸螺栓頂起軸(zhou)(zhou)承座,并且(qie)沿(yan)著(zhu)泵軸(zhou)(zhou)往(wang)上提而卸下(xia)(xia),再用噴(pen)氣燃料清(qing)洗軸(zhou)(zhou)承及座,裝前晾干并涂抹少許20號(hao)機械油(you)用來潤滑(hua)保(bao)護。
拆(chai)密封(feng)座:擰下密封(feng)座壓(ya)緊(jin)螺(luo)母,輕(qing)輕(qing)卸(xie)下密封(feng)座并清洗。
松潘機械密封裝配:在(zai)動、靜環(huan)鏡面上(shang)(shang)(shang)涂(tu)一層(ceng)潔凈的(de)20號潤滑(hua)油(you)(you),導(dao)軸(zhou)承座也(ye)抹上(shang)(shang)(shang)潤滑(hua)油(you)(you),先把(ba)靜環(huan)輕輕定(ding)位裝入導(dao)軸(zhou)承座,再在(zai)泵軸(zhou)上(shang)(shang)(shang)抹上(shang)(shang)(shang)潤滑(hua)油(you)(you),把(ba)動環(huan)部分(fen)輕輕裝入泵軸(zhou)上(shang)(shang)(shang),用手(shou)輕推密封(feng)環(huan)應能(neng)伸縮自如,注意(yi)動、靜環(huan)部分(fen)的(de)防轉(zhuan)部位需裝配到(dao)位。
裝(zhuang)(zhuang)聯(lian)(lian)(lian)軸(zhou)(zhou)器:在(zai)(zai)電(dian)機(ji)軸(zhou)(zhou)頭上裝(zhuang)(zhuang)上擋圈,裝(zhuang)(zhuang)上一半聯(lian)(lian)(lian)軸(zhou)(zhou)器,再(zai)在(zai)(zai)泵軸(zhou)(zhou)端(duan)和聯(lian)(lian)(lian)軸(zhou)(zhou)器槽(cao)內裝(zhuang)(zhuang)上擋塊(kuai)并用梅花扳(ban)手(shou)擰(ning)緊螺(luo)栓;再(zai)裝(zhuang)(zhuang)上另一半聯(lian)(lian)(lian)軸(zhou)(zhou)器擰(ning)上內六角螺(luo)釘。安裝(zhuang)(zhuang)聯(lian)(lian)(lian)軸(zhou)(zhou)器正確的檢查要求:對(dui)分式聯(lian)(lian)(lian)軸(zhou)(zhou)器上下間隙(xi)需(xu)要均勻,用手(shou)盤動(dong)聯(lian)(lian)(lian)軸(zhou)(zhou)器幾圈檢查轉動(dong)的靈活(huo)性(xing)。
裝(zhuang)(zhuang)密(mi)(mi)封(feng)(feng)(feng)座(zuo)(zuo):先將密(mi)(mi)封(feng)(feng)(feng)座(zuo)(zuo)裝(zhuang)(zhuang)入橡膠油封(feng)(feng)(feng),再把密(mi)(mi)封(feng)(feng)(feng)座(zuo)(zuo)裝(zhuang)(zhuang)入泵蓋(gai)(gai)并壓(ya)(ya)(ya)(ya)在(zai)(zai)軸(zhou)承座(zuo)(zuo)上,擰緊(jin)螺(luo)(luo)(luo)母(mu),確保所有安裝(zhuang)(zhuang)螺(luo)(luo)(luo)釘(ding)緊(jin)固(gu)(gu)。當安裝(zhuang)(zhuang)螺(luo)(luo)(luo)釘(ding)被用作密(mi)(mi)封(feng)(feng)(feng)與(yu)軸(zhou)之間(jian)的驅動時(shi),軸(zhou)應打埋(mai)頭孔來加固(gu)(gu)連接,緊(jin)固(gu)(gu)壓(ya)(ya)(ya)(ya)蓋(gai)(gai)螺(luo)(luo)(luo)栓時(shi)應該(gai)平穩緊(jin)固(gu)(gu),并且不要使壓(ya)(ya)(ya)(ya)蓋(gai)(gai)受彈力。在(zai)(zai)可(ke)能的地方(fang)使用4個以上螺(luo)(luo)(luo)釘(ding)的等(deng)間(jian)距(ju)壓(ya)(ya)(ya)(ya)蓋(gai)(gai),緊(jin)固(gu)(gu)壓(ya)(ya)(ya)(ya)蓋(gai)(gai)螺(luo)(luo)(luo)栓時(shi),用塞尺檢查軸(zhou)與(yu)壓(ya)(ya)(ya)(ya)蓋(gai)(gai)之間(jian)的間(jian)隙,這在(zai)(zai)密(mi)(mi)封(feng)(feng)(feng)腔對壓(ya)(ya)(ya)(ya)蓋(gai)(gai)不導向時(shi),顯得特別重(zhong)要,因為壓(ya)(ya)(ya)(ya)蓋(gai)(gai)必須對中。