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發布時間:2019-11-23 閱讀量:
當驅動電機和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,行xing星xing減jian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,其結果也將導致減速機輸入端產生變形甚至斷裂或輸入端支撐軸承損壞。
因此,在裝配時保證同心度至關重要!從cong裝zhuang配pei工gong藝yi上shang分fen析xi,如ru果guo驅qu動dong電dian機ji軸zhou和he減jian速su機ji輸shu入ru端duan同tong心xin,那na麼me驅qu動dong電dian機ji軸zhou麵mian和he減jian速su機ji輸shu入ru端duan孔kong麵mian間jian就jiu會hui很hen吻wen合he,它ta們men的de接jie觸chu麵mian緊jin緊jin相xiang貼tie,沒mei有you徑jing向xiang力li和he變bian形xing空kong間jian。而er裝zhuang配pei時shi如ru果guo不bu同tong心xin,那na麼me接jie觸chu麵mian之zhi間jian就jiu會hui不bu吻wen合he或huo有you間jian隙xi,就jiu有you徑jing向xiang力li並bing給gei變bian形xing提ti供gong了le空kong間jian。
同樣,行星減速機deshuchuzhouyeyouzheduanhuowanquxianxiangfasheng,qiyuanyinyuqudongdianjideduanzhouyuanyinxiangtong。danjiansujidechulishiqudongdianjichulihejiansubizhiji,xiangduiyudianjilaijiangchuligengda,gujiansujishuchuzhougengyibeizheduan。yinci,yonghuzaishiyongjiansujishi,duiqishuchuduanzhuangpeishitongxindudebaozhenggengyingshifenzhuyi。