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鼓型齒式聯軸器出現打齒現象原因分析及損壞原因

文(wen)章出(chu)處://365aixuexi.cn責(ze)任編輯:利永聯軸器人氣:1843發表時(shi)間:2019-01-05 10:42:01
 

鼓型齒式聯軸器在相同(tong)的(de)(de)模數、齒(chi)(chi)數、齒(chi)(chi)寬下(xia),鼓(gu)(gu)型(xing)齒(chi)(chi)比直(zhi)齒(chi)(chi)允許的(de)(de)角(jiao)位移(yi)大,鼓(gu)(gu)型(xing)齒(chi)(chi)聯軸(zhou)器(qi)外(wai)齒(chi)(chi)套齒(chi)(chi)端呈喇叭形狀(zhuang),使(shi)(shi)內(nei)、外(wai)齒(chi)(chi)裝拆(chai) 方便,鼓(gu)(gu)型(xing)齒(chi)(chi)面(mian)使(shi)(shi)內(nei)、外(wai)齒(chi)(chi)的(de)(de)接(jie)觸條件 ,避免了(le)在角(jiao)位移(yi)條件下(xia)直(zhi)齒(chi)(chi)齒(chi)(chi)端棱邊擠壓,應力集中的(de)(de)弊端,同(tong)時 了(le)齒(chi)(chi)面(mian)摩擦(ca)、磨(mo)損狀(zhuang)況,降低了(le)噪聲,維修(xiu)周期長,鼓(gu)(gu)型(xing)齒(chi)(chi)式(shi)(shi)聯軸(zhou)器(qi)屬于剛撓性(xing)聯軸(zhou)器(qi),齒(chi)(chi)式(shi)(shi)聯軸(zhou)器(qi)是(shi)由齒(chi)(chi)數相同(tong)的(de)(de)內(nei)齒(chi)(chi)圈和帶外(wai)齒(chi)(chi)的(de)(de)凸緣半聯軸(zhou)器(qi)等零件組(zu)成。

外(wai)齒(chi)(chi)分(fen)為直齒(chi)(chi)和(he)鼓(gu)型齒(chi)(chi)兩種齒(chi)(chi)形,所謂鼓(gu)型齒(chi)(chi)即為將外(wai)齒(chi)(chi)制成(cheng)球面,球面 在齒(chi)(chi)輪軸線(xian)上,齒(chi)(chi)側 較(jiao)一般齒(chi)(chi)輪大,鼓(gu)型齒(chi)(chi)聯(lian)軸器(qi)可允許較(jiao)大的(de)角(jiao)位移(yi)(相對(dui)于(yu)直齒(chi)(chi)聯(lian)軸器(qi)),可 齒(chi)(chi)的(de)接觸條件,提高傳(chuan)遞轉矩的(de)能力(li),延長(chang)使用(yong)壽命(ming)。有(you)角(jiao)位移(yi)時沿(yan)齒(chi)(chi)寬的(de)接觸狀(zhuang)態。具(ju)(ju)有(you)徑向(xiang)(xiang)、軸向(xiang)(xiang)和(he)角(jiao)向(xiang)(xiang)等軸線(xian)偏(pian)差(cha)補償能力(li),具(ju)(ju)有(you)結構緊湊、回轉半徑小、承載(zai)能力(li)大、傳(chuan)動效率高、噪聲低及維修周(zhou)期長(chang)等優點(dian),特別適用(yong)于(yu)低速(su)重(zhong)載(zai)工況,如冶(ye)金、礦山、起重(zhong)運(yun)輸等行業、也適用(yong)于(yu)石(shi)油、化工、通用(yong)機(ji)械等各類機(ji)械的(de)軸系傳(chuan)動。

鼓型齒聯軸(zhou)器(qi)在(zai)工(gong)(gong)作(zuo)時,兩軸(zhou)產(chan)生相(xiang)對角位移,內外齒的(de)齒面周期(qi)性(xing)作(zuo)軸(zhou)向(xiang)(xiang)相(xiang)對滑(hua)動(dong),必然形成齒面磨損(sun)和(he)功率消耗,因此,齒式(shi)(shi)(shi)聯軸(zhou)器(qi)需在(zai)有良好和(he)密封的(de)狀(zhuang)態下(xia)工(gong)(gong)作(zuo)。齒式(shi)(shi)(shi)聯軸(zhou)器(qi)徑(jing)向(xiang)(xiang)尺寸小(xiao),承載能力大,常用于(yu)(yu)低速重(zhong)載工(gong)(gong)況條件(jian)的(de)軸(zhou)系傳(chuan)動(dong), 并經動(dong)平衡的(de)齒式(shi)(shi)(shi)聯軸(zhou)器(qi)可用于(yu)(yu)高速傳(chuan)動(dong),如燃汽(qi)輪機的(de)軸(zhou)系傳(chuan)動(dong)。由于(yu)(yu)鼓型齒式(shi)(shi)(shi)聯軸(zhou)器(qi)角向(xiang)(xiang)補償大于(yu)(yu)直(zhi)齒式(shi)(shi)(shi)聯軸(zhou)器(qi), 均(jun)廣泛(fan)采(cai)用鼓型齒式(shi)(shi)(shi)聯軸(zhou)器(qi)。

鼓型(xing)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)式(shi)(shi)聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi)由齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)數(shu)相(xiang)同的內齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)圈和(he)帶外(wai)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)的凸(tu)緣半(ban)聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi)等(deng)零件組成(cheng)。外(wai)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)分為直齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)和(he)鼓型(xing)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)兩種齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)形,所謂鼓型(xing)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)即為將外(wai)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)制(zhi)成(cheng)球(qiu)面(mian),球(qiu)面(mian) 在(zai)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪軸(zhou)(zhou)線上,齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)側 較一(yi)般齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)輪大(da),鼓型(xing)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)式(shi)(shi)聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi)可(ke)允許較大(da)的角(jiao)位(wei)移(yi)(相(xiang)對于直齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi)),可(ke) 齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)的接觸條(tiao)件,提高傳(chuan)遞轉矩的能力,延長使用(yong)壽命。有(you)(you)角(jiao)位(wei)移(yi)時(shi)沿(yan)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)寬的接觸狀態。具有(you)(you)少量軸(zhou)(zhou)線偏移(yi)補償性能,不(bu)能緩沖、減(jian)振。外(wai)形尺(chi)寸小,理(li)論上傳(chuan)遞轉矩大(da),需(xu)要潤滑、密封,精度低(di)時(shi)噪聲(sheng)較大(da)、工藝性差、價格貴。彈性聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi)能代替時(shi),應盡量不(bu)選用(yong)齒(chi)(chi)(chi)(chi)(chi)(chi)(chi)(chi)式(shi)(shi)聯(lian)(lian)(lian)軸(zhou)(zhou)器(qi),用(yong)于聯(lian)(lian)(lian)接水(shui)平(ping)兩同軸(zhou)(zhou)線軸(zhou)(zhou)系傳(chuan)動(dong)。用(yong)于低(di)速、重載(zai)工況條(tiao)件下聯(lian)(lian)(lian)接水(shui)平(ping)兩同軸(zhou)(zhou)線,如(ru)冶金(jin)機械(xie)、重型(xing)機械(xie)等(deng)。精度低(di)時(shi)不(bu)適用(yong)于高速、 的軸(zhou)(zhou)系傳(chuan)動(dong),起動(dong)頻(pin)繁、正(zheng)反轉多(duo)變的工況不(bu)宜采(cai)用(yong)。

鼓型齒(chi)式聯軸器的特(te)點

1、承(cheng)載(zai)能力(li)強。在相同的內齒(chi)套外(wai)徑(jing)和(he)聯(lian)(lian)軸(zhou)器(qi)大(da)外(wai)徑(jing)下,鼓(gu)型齒(chi)式聯(lian)(lian)軸(zhou)器(qi)的承(cheng)載(zai)能力(li)平(ping)均比直齒(chi)式聯(lian)(lian)軸(zhou)器(qi)提高15~20%;

2、角(jiao)(jiao)位移(yi)(yi)補償(chang)量大。當徑向位移(yi)(yi)等于零時,直齒(chi)(chi)(chi)式(shi)聯(lian)(lian)軸器的(de)許(xu)用(yong)角(jiao)(jiao)位移(yi)(yi)為1º,而鼓型(xing)齒(chi)(chi)(chi)式(shi)聯(lian)(lian)軸器的(de)許(xu)用(yong)角(jiao)(jiao)位移(yi)(yi)為1º30'',提高50%,在相同的(de)模(mo)數、齒(chi)(chi)(chi)數、齒(chi)(chi)(chi)寬(kuan)下(xia),鼓型(xing)齒(chi)(chi)(chi)比直齒(chi)(chi)(chi)允許(xu)的(de)角(jiao)(jiao)位移(yi)(yi)大;

3、鼓(gu)型齒(chi)(chi)面(mian)使內(nei)、外齒(chi)(chi)的接觸(chu)條(tiao)(tiao)件(jian)(jian) ,避免了在角(jiao)位移條(tiao)(tiao)件(jian)(jian)下直齒(chi)(chi)齒(chi)(chi)端棱邊擠壓,應力(li)集(ji)中(zhong)的弊端,同時 了齒(chi)(chi)面(mian)摩擦、磨(mo)損(sun)狀(zhuang)況,降低了噪聲(sheng),維(wei)修(xiu)周(zhou)期長

4、外齒(chi)套齒(chi)端呈喇叭形狀,使內、外齒(chi)裝拆 方便。

5、傳動效(xiao)率(lv)高達(da)99.7%。基于經(jing)上(shang)特(te)點, 已普遍以鼓(gu)(gu)型齒(chi)替(ti)代直齒(chi)式聯軸器。生產的鼓(gu)(gu)型齒(chi)式聯軸器品種 ,并符合相應的標準(zhun)。

鼓型齒(chi)式聯(lian)軸(zhou)器的內齒(chi)外齒(chi)是根(gen)據齒(chi)數模數相關尺寸進行計算而成的,因此(ci)在傳(chuan)遞時不會出現打齒(chi)現象。但(dan)是有客(ke)戶反(fan)應聯(lian)軸(zhou)器在正常運(yun)轉情況下會出現打齒(chi)現象發生,因此(ci)我們(men)總結分析了以(yi)下幾個(ge)原因以(yi)供(gong)大家參考:

1、鼓型齒式聯軸器的檢(jian)修方案不合理(li)

球磨機減速(su)機打齒(chi)(chi)后,為迅速(su)恢復生(sheng)產,一般都是哪(na)根(gen)軸打齒(chi)(chi)就(jiu)   換哪(na)根(gen)軸及齒(chi)(chi)輪,無法正常跑合(he)以(yi) 新、舊齒(chi)(chi)輪嚙合(he)情況良好。運轉中產生(sheng)了(le)沖(chong)擊現象,致使齒(chi)(chi)輪較易折斷(duan)。

對應(ying)措施:檢修方案(an)的(de)優化

由于(yu)在線齒(chi)輪已經部(bu)分磨損或局部(bu)失效,新(xin)齒(chi)輪與(yu)之(zhi)嚙合時,接(jie)觸狀況(kuang)不好。為 齒(chi)輪正常嚙合,應(ying)安排成臺組裝(zhuang),充分跑合。通(tong)過跑合可(ke)以提(ti)高輪齒(chi)的(de)接(jie)觸面積,提(ti)高齒(chi)面光潔度和接(jie)觸精(jing)度,消除局部(bu)應(ying)力(li),形(xing)成冷作硬化的(de)齒(chi)表層,從(cong)而提(ti)高齒(chi)輪的(de)承載能力(li),延長使用(yong)壽命。

2、鼓型齒式聯軸器(qi)的齒輪參數測繪不(bu)準確

3、鼓型齒式聯軸(zhou)器的齒輪加工(gong)質量差

鼓(gu)型齒式聯軸(zhou)器的(de)損壞(huai)原因:

1、在(zai)使(shi)用聯(lian)軸(zhou)器(qi)的(de)(de)(de)時候,軸(zhou)系中的(de)(de)(de)設(she)備(bei)比(bi)如說柴油(you)機(ji)、齒輪箱、軸(zhou)系和高(gao)(gao)(gao)彈性的(de)(de)(de)聯(lian)軸(zhou)器(qi)在(zai)設(she)計和使(shi)用上(shang)是要相(xiang)互補充的(de)(de)(de),其設(she)計制造的(de)(de)(de)水平也(ye)比(bi)較(jiao)高(gao)(gao)(gao),這(zhe)樣(yang)設(she)計出來的(de)(de)(de)的(de)(de)(de)船舶(bo)其質(zhi)量也(ye)很(hen)高(gao)(gao)(gao)。

2、主要是(shi)因為主機(ji)的(de)言(yan)行減振器(qi)下沉了,這樣使得聯軸器(qi)的(de)軸系出現了不對稱的(de)情況,從而加大了附(fu)加的(de)轉(zhuan)矩,這樣就使得高彈性的(de)聯軸器(qi)在使用(yong)的(de)時候(hou)發熱出現斷裂(lie)事(shi)故。

3、因為聯(lian)軸器的(de)(de)使(shi)用(yong)(yong)(yong)范圍是比較廣的(de)(de),在很多行業中(zhong)都有廣泛的(de)(de)使(shi)用(yong)(yong)(yong)。可(ke)能在具(ju)體(ti)情況中(zhong)其(qi)使(shi)用(yong)(yong)(yong)方式不當(dang),或(huo)者是在使(shi)用(yong)(yong)(yong)的(de)(de)時(shi)候(hou)沒有考(kao)慮周(zhou)全,這(zhe)樣也會使(shi)得聯(lian)軸器在使(shi)用(yong)(yong)(yong)的(de)(de)時(shi)候(hou)被(bei)損壞。

 
 
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