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發布時間:2020-09-17 閱讀量:
當驅動電機和行星減速機間裝配同心度保證得較好時,驅動電機輸出軸所承受的僅僅是轉動力(扭矩),運轉時也會很平順,沒有脈動感。而在不同心時,驅動電機輸出軸還要承受來自於行星減速機輸入端的徑向力(彎矩)。
這(zhe)個(ge)徑(jing)向(xiang)力(li)的(de)作(zuo)用(yong)將(jiang)會(hui)使(shi)驅(qu)動(dong)電(dian)機(ji)輸(shu)出(chu)軸(zhou)被(bei)迫(po)彎(wan)曲(qu),而(er)且(qie)彎(wan)曲(qu)的(de)方(fang)向(xiang)會(hui)隨(sui)著(zhe)輸(shu)出(chu)軸(zhou)轉(zhuan)動(dong)不(bu)斷(duan)變(bian)化(hua)。如(ru)果(guo)同(tong)心(xin)度(du)的(de)誤(wu)差(cha)較(jiao)大(da)時(shi),該(gai)徑(jing)向(xiang)力(li)使(shi)電(dian)機(ji)輸(shu)出(chu)軸(zhou)局(ju)部(bu)溫(wen)度(du)升(sheng)高(gao),其(qi)金(jin)屬(shu)結(jie)構(gou)不(bu)斷(duan)被(bei)破(po)壞(huai),最(zui)終(zhong)將(jiang)導(dao)致(zhi)驅(qu)動(dong)電(dian)機(ji)輸(shu)出(chu)軸(zhou)因(yin)局(ju)部(bu)疲(pi)勞(lao)而(er)折(zhe)斷(duan)。兩(liang)者(zhe)同(tong)心(xin)度(du)的(de)誤(wu)差(cha)越(yue)大(da)時(shi),驅(qu)動(dong)電(dian)機(ji)輸(shu)出(chu)軸(zhou)折(zhe)斷(duan)的(de)時(shi)間(jian)越(yue)短(duan)。在(zai)驅(qu)動(dong)電(dian)機(ji)輸(shu)出(chu)軸(zhou)折(zhe)斷(duan)的(de)同(tong)時(shi),減(jian)行(xing)星(xing)速(su)機(ji)輸(shu)入(ru)端(duan)同(tong)樣(yang)也(ye)會(hui)承(cheng)受(shou)來(lai)自(zi)於(yu)驅(qu)動(dong)電(dian)機(ji)輸(shu)出(chu)軸(zhou)方(fang)麵(mian)的(de)徑(jing)向(xiang)力(li),如(ru)果(guo)這(zhe)個(ge)徑(jing)向(xiang)力(li)超(chao)出(chu)減(jian)速(su)機(ji)輸(shu)入(ru)端(duan)所(suo)能(neng)承(cheng)受(shou)的(de)最(zui)大(da)徑(jing)向(xiang)負(fu)荷(he)的(de)話(hua),其(qi)結(jie)果(guo)也(ye)將(jiang)導(dao)致(zhi)減(jian)速(su)機(ji)輸(shu)入(ru)端(duan)產(chan)生(sheng)變(bian)形(xing)甚(shen)至(zhi)斷(duan)裂(lie)或(huo)輸(shu)入(ru)端(duan)支(zhi)撐(cheng)軸(zhou)承(cheng)損(sun)壞(huai)。

因此,在裝配時保證同心度至關重要!congzhuangpeigongyishangfenxi,ruguoqudongdianjizhouhejiansujishuruduantongxin,namequdongdianjizhoumianhejiansujishuruduankongmianjianjiuhuihenwenhe,tamendejiechumianjinjinxiangtie,meiyoujingxianglihebianxingkongjian。erzhuangpeishiruguobutongxin,namejiechumianzhijianjiuhuibuwenhehuoyoujianxi,jiuyoujingxianglibinggeibianxingtigonglekongjian。
同樣,行星減速機的de輸shu出chu軸zhou也ye有you折zhe斷duan或huo彎wan曲qu現xian象xiang發fa生sheng,其qi原yuan因yin與yu驅qu動dong電dian機ji的de斷duan軸zhou原yuan因yin相xiang同tong。但dan減jian速su機ji的de出chu力li是shi驅qu動dong電dian機ji出chu力li和he減jian速su比bi之zhi積ji,相xiang對dui於yu電dian機ji來lai講jiang出chu力li更geng大da,故gu減jian速su機ji輸shu出chu軸zhou更geng易yi被bei折zhe斷duan。因yin此ci,用yong戶hu在zai使shi用yong減jian速su機ji時shi,對dui其qi輸shu出chu端duan裝zhuang配pei時shi同tong心xin度du的de保bao證zheng更geng應ying十shi分fen注zhu意yi。