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機械零部件:傳動鏈分類及其發展現狀

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機械零部件:傳動鏈分類及其發展現狀

發布日期:2016-01-25 00:00 來源://feier.net.cn 點擊:

1.重載傳動用彎板滾子鏈(lian)及(ji)銷(xiao)合(he)鏈(lian)

重載(zai)傳動用(yong)(yong)(yong)彎板(ban)(ban)滾(gun)(gun)子鏈(lian)適(shi)用(yong)(yong)(yong)于(yu)(yu)低(di)速(su)重載(zai)、有沖擊傳動工(gong)(gong)況,鏈(lian)板(ban)(ban)為(wei)彎鏈(lian)板(ban)(ban),易于(yu)(yu)拆裝,無內外(wai)節(jie)之(zhi)分。由于(yu)(yu)這(zhe)種(zhong)(zhong)鏈(lian)條(tiao)(tiao)工(gong)(gong)作于(yu)(yu)重載(zai)工(gong)(gong)況下,多為(wei)大節(jie)距鏈(lian)。國內這(zhe)種(zhong)(zhong)鏈(lian)條(tiao)(tiao)節(jie)距在63.5~103.20之(zhi)間(jian),國外(wai)如日本的TSUBAKI、DID和英國的RENOLD等(deng)石油鉆機用(yong)(yong)(yong)彎板(ban)(ban)滾(gun)(gun)子鏈(lian)節(jie)距小(xiao)(xiao)到(dao)38.1,小(xiao)(xiao)。銷(xiao)合鏈(lian)鏈(lian)節(jie)由可鍛鑄鐵鑄成并用(yong)(yong)(yong)銷(xiao)軸連接起來,沒有內外(wai)鏈(lian)節(jie)之(zhi)分,易于(yu)(yu)拆裝。由于(yu)(yu)結構簡單,成本低(di)廉,銷(xiao)合鏈(lian)是早(zao)期(qi)使(shi)用(yong)(yong)(yong)較(jiao)(jiao)為(wei)的一種(zhong)(zhong)傳動鏈(lian)。加上特(te)殊附件(jian),也可作輸送(song)鏈(lian)用(yong)(yong)(yong)。適(shi)用(yong)(yong)(yong)于(yu)(yu)中低(di)速(su)、重低(di)載(zai)荷以及工(gong)(gong)作環境比較(jiao)(jiao)臟污的工(gong)(gong)況。由于(yu)(yu)鑄件(jian)疲勞壽(shou)命較(jiao)(jiao)短,這(zhe)種(zhong)(zhong)鏈(lian)條(tiao)(tiao)逐(zhu)漸(jian)地被(bei)重載(zai)彎板(ban)(ban)滾(gun)(gun)子鏈(lian)取(qu)代(dai)。


2.傳動用雙節距滾(gun)子(zi)鏈(lian)

雙(shuang)節(jie)距(ju)(ju)(ju)滾(gun)(gun)子鏈是短節(jie)距(ju)(ju)(ju)滾(gun)(gun)子鏈派(pai)生出來的一種(zhong)輕(qing)型(xing)鏈條(節(jie)距(ju)(ju)(ju)增(zeng)大一倍,滾(gun)(gun)子套筒銷(xiao)軸都(dou)不變)。傳(chuan)(chuan)動(dong)用雙(shuang)節(jie)距(ju)(ju)(ju)滾(gun)(gun)子鏈鏈板(ban)多為∞形,應用在中(zhong)(zhong)小載荷、中(zhong)(zhong)低速(su)和中(zhong)(zhong)心距(ju)(ju)(ju)較大的傳(chuan)(chuan)動(dong)裝置中(zhong)(zhong)。隨著鏈傳(chuan)(chuan)動(dong)的推廣,傳(chuan)(chuan)動(dong)用雙(shuang)節(jie)距(ju)(ju)(ju)滾(gun)(gun)子鏈派(pai)生出了一些特殊場合用鏈條,如不銹鋼鏈、高耐(nai)磨鏈、工程塑料鏈等(deng)。節(jie)距(ju)(ju)(ju)從25.4~101.60mm不等(deng),傳(chuan)(chuan)動(dong)鏈加(jia)上(shang)不同的附件可(ke)作為輸(shu)(shu)送(song)鏈用,并且這(zhe)種(zhong)傳(chuan)(chuan)動(dong)鏈正越(yue)來越(yue)多地被(bei)運用在輸(shu)(shu)送(song)設備上(shang)。


3.傳(chuan)動用短節(jie)距精密滾子鏈(lian)及套筒鏈(lian)

傳動(dong)(dong)(dong)(dong)(dong)用(yong)(yong)(yong)(yong)(yong)短節(jie)距(ju)精(jing)(jing)密(mi)(mi)(mi)滾子(zi)鏈(lian)(lian)(lian)(lian)及(ji)套筒鏈(lian)(lian)(lian)(lian)節(jie)距(ju)從4.7625(03C)~114.30mm(72B),橫跨A系列和(he)B系列的(de)(de)(de)(de)單排、雙排以(yi)及(ji)多(duo)排,是應(ying)用(yong)(yong)(yong)(yong)(yong)為的(de)(de)(de)(de)鏈(lian)(lian)(lian)(lian)條(tiao)(tiao)。根據不(bu)同用(yong)(yong)(yong)(yong)(yong)途(tu),配(pei)上(shang)各種附件,也可作為輸(shu)送鏈(lian)(lian)(lian)(lian)用(yong)(yong)(yong)(yong)(yong)。用(yong)(yong)(yong)(yong)(yong)在發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)里,又派(pai)生(sheng)出(chu)摩(mo)(mo)托車(che)(che)(che)(che)傳動(dong)(dong)(dong)(dong)(dong)鏈(lian)(lian)(lian)(lian)、發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)正(zheng)時(shi)用(yong)(yong)(yong)(yong)(yong)鏈(lian)(lian)(lian)(lian)、以(yi)及(ji)石(shi)油(you)鉆機(ji)(ji)(ji)傳動(dong)(dong)(dong)(dong)(dong)鏈(lian)(lian)(lian)(lian)等(deng)(deng)(deng)產(chan)品系列。套筒鏈(lian)(lian)(lian)(lian)多(duo)用(yong)(yong)(yong)(yong)(yong)在輕(qing)載高(gao)(gao)(gao)(gao)速傳動(dong)(dong)(dong)(dong)(dong)中,如(ru)汽車(che)(che)(che)(che)、摩(mo)(mo)托車(che)(che)(che)(che)的(de)(de)(de)(de)正(zheng)時(shi)傳動(dong)(dong)(dong)(dong)(dong),節(jie)距(ju)較(jiao)小(xiao)(xiao),只有(you)(you)(you)6.350~9.525幾個規(gui)格(ge)(ge)。普通鏈(lian)(lian)(lian)(lian)朝(chao)著向小(xiao)(xiao)規(gui)格(ge)(ge)和(he)大規(gui)格(ge)(ge)以(yi)及(ji)多(duo)規(gui)格(ge)(ge)等(deng)(deng)(deng)高(gao)(gao)(gao)(gao)附加值(zhi)產(chan)品發(fa)展,隨著鏈(lian)(lian)(lian)(lian)傳動(dong)(dong)(dong)(dong)(dong)技術的(de)(de)(de)(de)不(bu)斷(duan)發(fa)展和(he)鏈(lian)(lian)(lian)(lian)條(tiao)(tiao)制造工藝(yi)的(de)(de)(de)(de)提高(gao)(gao)(gao)(gao),普通傳動(dong)(dong)(dong)(dong)(dong)用(yong)(yong)(yong)(yong)(yong)短節(jie)距(ju)精(jing)(jing)密(mi)(mi)(mi)滾子(zi)鏈(lian)(lian)(lian)(lian)和(he)套筒鏈(lian)(lian)(lian)(lian)派(pai)生(sheng)出(chu)了(le)諸如(ru)不(bu)銹鋼鏈(lian)(lian)(lian)(lian)、高(gao)(gao)(gao)(gao)強度鏈(lian)(lian)(lian)(lian)、高(gao)(gao)(gao)(gao)耐(nai)(nai)磨鏈(lian)(lian)(lian)(lian)、耐(nai)(nai)腐蝕(shi)鏈(lian)(lian)(lian)(lian)、自潤滑鏈(lian)(lian)(lian)(lian)以(yi)及(ji)低噪聲鏈(lian)(lian)(lian)(lian)等(deng)(deng)(deng)。產(chan)品應(ying)用(yong)(yong)(yong)(yong)(yong)也為,如(ru)適合重(zhong)載用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)加重(zhong)系列鏈(lian)(lian)(lian)(lian),易(yi)拆裝的(de)(de)(de)(de)開口銷鏈(lian)(lian)(lian)(lian),耐(nai)(nai)腐蝕(shi)的(de)(de)(de)(de)如(ru)鍍鋅(xin)鏈(lian)(lian)(lian)(lian)、鍍鎳鏈(lian)(lian)(lian)(lian)、達(da)克羅鏈(lian)(lian)(lian)(lian)等(deng)(deng)(deng),特殊工況下的(de)(de)(de)(de)防彎鏈(lian)(lian)(lian)(lian)、側(ce)彎鏈(lian)(lian)(lian)(lian)、O形密(mi)(mi)(mi)封(feng)圈鏈(lian)(lian)(lian)(lian)等(deng)(deng)(deng),以(yi)及(ji)用(yong)(yong)(yong)(yong)(yong)途(tu)的(de)(de)(de)(de)自行(xing)車(che)(che)(che)(che)鏈(lian)(lian)(lian)(lian)等(deng)(deng)(deng)等(deng)(deng)(deng)種類。航空、汽車(che)(che)(che)(che)、電子(zi)等(deng)(deng)(deng)精(jing)(jing)密(mi)(mi)(mi)儀器上(shang)使用(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)鏈(lian)(lian)(lian)(lian)條(tiao)(tiao)要(yao)求精(jing)(jing)度高(gao)(gao)(gao)(gao),壽命(ming)長,外觀(guan)漂亮,屬(shu)于高(gao)(gao)(gao)(gao)附加值(zhi)產(chan)品。在鏈(lian)(lian)(lian)(lian)條(tiao)(tiao)行(xing)業(ye),這類產(chan)品的(de)(de)(de)(de)制造和(he)工藝(yi)也是先進的(de)(de)(de)(de),所(suo)以(yi)升級(ji)新速度也是快的(de)(de)(de)(de)。如(ru)汽車(che)(che)(che)(che)、摩(mo)(mo)托車(che)(che)(che)(che)發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)用(yong)(yong)(yong)(yong)(yong)正(zheng)時(shi)鏈(lian)(lian)(lian)(lian)價格(ge)(ge)較(jiao)普通鏈(lian)(lian)(lian)(lian)條(tiao)(tiao)高(gao)(gao)(gao)(gao)出(chu)3倍(bei)以(yi)上(shang),產(chan)品既有(you)(you)(you)滾子(zi)鏈(lian)(lian)(lian)(lian)也有(you)(you)(you)套筒鏈(lian)(lian)(lian)(lian),既有(you)(you)(you)A系列、B系列,也有(you)(you)(you)特殊要(yao)求的(de)(de)(de)(de)AT、BT、CT等(deng)(deng)(deng)規(gui)格(ge)(ge)。國外開發(fa)的(de)(de)(de)(de)微(wei)型套筒鏈(lian)(lian)(lian)(lian),不(bu)可以(yi)用(yong)(yong)(yong)(yong)(yong)作汽車(che)(che)(che)(che)發(fa)動(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)正(zheng)時(shi)鏈(lian)(lian)(lian)(lian),也可用(yong)(yong)(yong)(yong)(yong)于復印機(ji)(ji)(ji)械(xie)、影視機(ji)(ji)(ji)械(xie)、輕(qing)工機(ji)(ji)(ji)械(xie)、精(jing)(jing)密(mi)(mi)(mi)機(ji)(ji)(ji)械(xie)、醫(yi)療機(ji)(ji)(ji)械(xie)以(yi)及(ji)辦(ban)公機(ji)(ji)(ji)械(xie)等(deng)(deng)(deng)行(xing)業(ye)。


4.傳(chuan)動用齒(chi)形鏈(lian)

傳動(dong)用齒(chi)形(xing)(xing)鏈(lian)結構簡單,沒有套筒(tong)和(he)滾子,只有銷(xiao)軸和(he)鏈(lian)板。用于高速、低噪聲等工(gong)況,按導向形(xing)(xing)式(shi)(shi)分(fen)內導式(shi)(shi)和(he)外導式(shi)(shi),按接(jie)(jie)觸(chu)方式(shi)(shi)分(fen)內接(jie)(jie)觸(chu)式(shi)(shi)和(he)外接(jie)(jie)觸(chu)式(shi)(shi)兩種。節距從(cong)6.35~38.1mm,片(pian)數從(cong)5~47片(pian)不等。目前齒(chi)形(xing)(xing)鏈(lian)尚無ISO標準(zhun),我國是在(zai)參照、德國、日本等的(de)標準(zhun)的(de)基礎上制定的(de)國家標準(zhun),在(zai)設(she)計上具有較大自由度。上主要以日本DID和(he)MORSE片(pian)形(xing)(xing)為(wei)主。主要應(ying)用于汽車(che)、摩(mo)托車(che)發動(dong)機正時傳動(dong)以及汽車(che)、工(gong)程(cheng)機械等的(de)變速箱(xiang)中代替部分(fen)齒(chi)輪傳動(dong)。


5.無級變速鏈

無(wu)級(ji)(ji)變(bian)速(su)鏈(lian)(lian)(lian)包括(kuo)滑片鏈(lian)(lian)(lian)、擺銷(xiao)(xiao)(xiao)鏈(lian)(lian)(lian)、滾柱鏈(lian)(lian)(lian)、套環鏈(lian)(lian)(lian)等四個種類,其(qi)中以(yi)滑片式(shi)無(wu)級(ji)(ji)變(bian)速(su)鏈(lian)(lian)(lian)使用(yong)較為(wei),應(ying)用(yong)在各種型式(shi)的鏈(lian)(lian)(lian)式(shi)無(wu)級(ji)(ji)變(bian)速(su)器(qi)內。擺銷(xiao)(xiao)(xiao)式(shi)無(wu)級(ji)(ji)變(bian)速(su)鏈(lian)(lian)(lian)主要應(ying)用(yong)在國(guo)(guo)(guo)外一些轎車鏈(lian)(lian)(lian)式(shi)無(wu)級(ji)(ji)變(bian)速(su)器(qi)及其(qi)他(ta)精(jing)密、大功率(lv)、高速(su)機械上(shang)(shang)。無(wu)級(ji)(ji)變(bian)速(su)鏈(lian)(lian)(lian)由(you)(you)于(yu)其(qi)高強度(du)、低噪音、耐磨損、壽(shou)命長等優點,在無(wu)級(ji)(ji)變(bian)速(su)的應(ying)用(yong)中正越來(lai)越多地擴(kuo)大應(ying)用(yong)領(ling)域。,國(guo)(guo)(guo)外轎車所用(yong)的擺銷(xiao)(xiao)(xiao)式(shi)無(wu)級(ji)(ji)變(bian)速(su)鏈(lian)(lian)(lian),由(you)(you)于(yu)制造工藝(yi)復雜,國(guo)(guo)(guo)內市場仍由(you)(you)國(guo)(guo)(guo)外公司(si)壟斷,價格(ge)昂貴。國(guo)(guo)(guo)內鏈(lian)(lian)(lian)條廠家為(wei)打破國(guo)(guo)(guo)外壟斷,要突破多技術難題,如異型擺銷(xiao)(xiao)(xiao)頭部弧度(du)的加(jia)工,銷(xiao)(xiao)(xiao)軸上(shang)(shang)小擋塊的連(lian)接,以(yi)及整鏈(lian)(lian)(lian)裝配等都有待攻關。


傳(chuan)(chuan)動(dong)(dong)鏈(lian)(lian)(lian)按傳(chuan)(chuan)遞(di)方式分摩(mo)擦(ca)傳(chuan)(chuan)動(dong)(dong)與嚙(nie)合傳(chuan)(chuan)動(dong)(dong)兩大類,按產品結構(gou)分傳(chuan)(chuan)動(dong)(dong)用(yong)短節距滾(gun)子鏈(lian)(lian)(lian)、傳(chuan)(chuan)動(dong)(dong)用(yong)雙節距滾(gun)子鏈(lian)(lian)(lian)、傳(chuan)(chuan)動(dong)(dong)用(yong)套筒鏈(lian)(lian)(lian)、重載(zai)傳(chuan)(chuan)動(dong)(dong)用(yong)彎板滾(gun)子鏈(lian)(lian)(lian)、傳(chuan)(chuan)動(dong)(dong)用(yong)齒形鏈(lian)(lian)(lian)(包括(kuo)變節距哈瓦(wa)鏈(lian)(lian)(lian))、銷合鏈(lian)(lian)(lian)和無(wu)級變速(su)(su)鏈(lian)(lian)(lian)等(deng)。摩(mo)擦(ca)傳(chuan)(chuan)動(dong)(dong)以(yi)無(wu)級變速(su)(su)鏈(lian)(lian)(lian)為代表,用(yong)在轎(jiao)車無(wu)級變速(su)(su)器兩組錐(zhui)盤之間,擺銷與錐(zhui)盤面接觸。


錐(zhui)盤有動(dong)(dong)(dong)(dong)錐(zhui)盤和固(gu)定錐(zhui)盤,通過軸向移動(dong)(dong)(dong)(dong)動(dong)(dong)(dong)(dong)錐(zhui)盤來改(gai)變(bian)傳(chuan)動(dong)(dong)(dong)(dong)比,在(zai)固(gu)定范圍內傳(chuan)動(dong)(dong)(dong)(dong)比可(ke)以(yi)連續改(gai)變(bian),以(yi)實現無級變(bian)速的(de)目的(de)。嚙合(he)傳(chuan)動(dong)(dong)(dong)(dong),發揮(hui)了(le)鏈(lian)傳(chuan)動(dong)(dong)(dong)(dong)相對其它傳(chuan)動(dong)(dong)(dong)(dong)的(de)優點,以(yi)其傳(chuan)動(dong)(dong)(dong)(dong)比準(zhun)確、傳(chuan)力大、撓性好、適應(ying)性強等(deng)優勢,應(ying)用在(zai)工(gong)農(nong)業(ye)及國民(min)生產(chan)各部門。,傳(chuan)動(dong)(dong)(dong)(dong)鏈(lian)已應(ying)用在(zai)汽車(che)、摩托車(che)等(deng)發動(dong)(dong)(dong)(dong)機上,用來傳(chuan)遞曲軸與機油(you)泵(beng)、曲軸與平(ping)衡(heng)軸、凸輪軸之間的(de)動(dong)(dong)(dong)(dong)力。


縱觀現代(dai)傳(chuan)(chuan)動(dong)鏈(lian)(lian)(lian)100多年的(de)發展趨勢,隨著高新技術產業(ye)化(hua)(hua)的(de)迅(xun)猛發展,今后傳(chuan)(chuan)動(dong)鏈(lian)(lian)(lian)的(de)主流是(shi)向著個(ge)性化(hua)(hua)、精密化(hua)(hua)和(he)高速化(hua)(hua)的(de)方向發展。普通鏈(lian)(lian)(lian)條雖有較大市場(chang),由于價格低(di)廉,工業(ye)發達國家會逐漸淘汰(tai)這種低(di)利產品的(de)生產。一(yi)些新的(de)理念的(de)提出,也將推動(dong)鏈(lian)(lian)(lian)傳(chuan)(chuan)動(dong)技術的(de)發展。如推拉式鏈(lian)(lian)(lian)傳(chuan)(chuan)動(dong),改變(bian)了傳(chuan)(chuan)統鏈(lian)(lian)(lian)條的(de)嚙(nie)合方式。調(diao)整鏈(lian)(lian)(lian)傳(chuan)(chuan)動(dong)行業(ye)結構,淘汰(tai)老舊產品,大力投(tou)資研發新產品,才能縮(suo)小與(yu)發達國家的(de)差距,才能在激(ji)烈(lie)的(de)市場(chang)競爭中立于不敗之地。


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