直流(liu)減速機和交(jiao)流(liu)減速機是(shi)兩(liang)種應(ying)用廣(guang)泛的驅動(dong)設備(bei)，兩(liang)者(zhe)之間(jian)的技(ji)術參數、結(jie)構特(te)點、驅動(dong)原理(li)、應(ying)用場景等都不一(yi)樣，下面詳細介紹了兩(liang)種電(dian)機。

直流減速電機在機(ji)(ji)電(dian)(dian)行業(ye)是(shi)(shi)比(bi)較(jiao)常見(jian)的(de)(de)(de)微型減(jian)速(su)電(dian)(dian)機(ji)(ji),直流(liu)減(jian)速(su)機(ji)(ji)是(shi)(shi)在普(pu)通(tong)直流(liu)電(dian)(dian)機(ji)(ji)的(de)(de)(de)基礎上(shang)(shang)，加上(shang)(shang)配套齒(chi)(chi)輪減(jian)速(su)箱。齒(chi)(chi)輪減(jian)速(su)箱的(de)(de)(de)作(zuo)用(yong)是(shi)(shi)，提(ti)供(gong)較(jiao)低的(de)(de)(de)轉(zhuan)(zhuan)速(su)，較(jiao)大(da)的(de)(de)(de)力矩。同(tong)時(shi)(shi)，齒(chi)(chi)輪箱不(bu)同(tong)的(de)(de)(de)減(jian)速(su)比(bi)可(ke)以提(ti)供(gong)不(bu)同(tong)的(de)(de)(de)轉(zhuan)(zhuan)速(su)和(he)力矩。這大(da)大(da)提(ti)高了，直流(liu)電(dian)(dian)機(ji)(ji)在自(zi)動化行業(ye)中的(de)(de)(de)使用(yong)率。直流(liu)電(dian)(dian)機(ji)(ji)的(de)(de)(de)結構(gou)應由(you)定(ding)子和(he)轉(zhuan)(zhuan)子兩大(da)部分(fen)組(zu)(zu)(zu)成(cheng)。直流(liu)電(dian)(dian)機(ji)(ji)運行時(shi)(shi)靜止不(bu)動的(de)(de)(de)部分(fen)稱(cheng)為定(ding)子，定(ding)子的(de)(de)(de)主要作(zuo)用(yong)是(shi)(shi)產生磁(ci)場，由(you)機(ji)(ji)座、主磁(ci)極(ji)、換向極(ji)、端蓋、軸承(cheng)和(he)電(dian)(dian)刷裝(zhuang)置等(deng)組(zu)(zu)(zu)成(cheng)。運行時(shi)(shi)轉(zhuan)(zhuan)動的(de)(de)(de)部分(fen)稱(cheng)為轉(zhuan)(zhuan)子，其主要作(zuo)用(yong)是(shi)(shi)產生電(dian)(dian)磁(ci)轉(zhuan)(zhuan)矩和(he)感應電(dian)(dian)動勢，是(shi)(shi)直流(liu)電(dian)(dian)機(ji)(ji)進行能量(liang)轉(zhuan)(zhuan)換的(de)(de)(de)樞紐，所(suo)以通(tong)常又(you)稱(cheng)為電(dian)(dian)樞，由(you)轉(zhuan)(zhuan)軸、電(dian)(dian)樞鐵心、電(dian)(dian)樞繞組(zu)(zu)(zu)、換向器(qi)和(he)風扇等(deng)組(zu)(zu)(zu)成(cheng)。齒(chi)(chi)輪箱分(fen)別(bie)可(ke)采用(yong)行星(xing)齒(chi)(chi)輪箱、圓柱齒(chi)(chi)輪箱等(deng)，齒(chi)(chi)輪箱由(you)多(duo)個大(da)小齒(chi)(chi)輪組(zu)(zu)(zu)嚙合組(zu)(zu)(zu)裝(zhuang)而(er)成(cheng)的(de)(de)(de)直流(liu)減(jian)速(su)機(ji)(ji)。

直流(liu)(liu)減(jian)(jian)速(su)機(ji)(ji)用途：微型(xing)(xing)直流(liu)(liu)減(jian)(jian)速(su)機(ji)(ji)廣(guang)泛應(ying)用在(zai)智(zhi)能(neng)汽車、智(zhi)能(neng)家居、智(zhi)能(neng)通訊(xun)設備、電(dian)子(zi)產品(pin)、智(zhi)能(neng)醫療設備、智(zhi)能(neng)機(ji)(ji)器人(ren)、辦公設備、家庭影音設備等(deng)；大型(xing)(xing)直流(liu)(liu)減(jian)(jian)速(su)機(ji)(ji)廣(guang)泛應(ying)用冶金、礦山、起重、運輸(shu)、水泥、建筑、化工、紡織、印(yin)染、制藥(yao)等(deng)各種通用機(ji)(ji)械設備的減(jian)(jian)速(su)驅動機(ji)(ji)構。

交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)是一個非(fei)(fei)常(chang)廣義(yi)分類(lei)，電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)本身的(de)(de)(de)(de)種(zhong)類(lei)就是非(fei)(fei)常(chang)大的(de)(de)(de)(de)，交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)本身也可(ke)(ke)以分低速跟(gen)高(gao)速，低速的(de)(de)(de)(de)可(ke)(ke)以叫(jiao)低速電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)、交流(liu)(liu)(liu)低速電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)，高(gao)速的(de)(de)(de)(de)可(ke)(ke)以叫(jiao)高(gao)速電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)，高(gao)速電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)，交流(liu)(liu)(liu)高(gao)速電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)，而高(gao)速電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)又(you)可(ke)(ke)以被稱為電(dian)(dian)(dian)(dian)(dian)(dian)主軸，高(gao)速電(dian)(dian)(dian)(dian)(dian)(dian)主軸等(deng)。交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)由定(ding)子(zi)(zi)(zi)和轉子(zi)(zi)(zi)組成，交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)分為同步交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)和感應(ying)電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)兩種(zhong)。兩種(zhong)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)均為定(ding)子(zi)(zi)(zi)側繞組通(tong)入交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)產(chan)生旋(xuan)轉磁場，但同步交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)轉子(zi)(zi)(zi)繞組通(tong)常(chang)需要激(ji)(ji)磁機(ji)(ji)(ji)(ji)(ji)需要供(gong)給直流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)（激(ji)(ji)磁電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)）；而感應(ying)電(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機(ji)(ji)(ji)(ji)(ji)則(ze)轉子(zi)(zi)(zi)繞組則(ze)無需通(tong)入電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)。交流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)工(gong)作(zuo)效(xiao)率較高(gao)，又(you)沒有(you)煙塵、氣(qi)味，不污染環境，噪聲也較小(xiao)。由于它(ta)的(de)(de)(de)(de)一系列優點，所以在工(gong)農業生產(chan)、交通(tong)運輸、國(guo)防、商業及家用電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)、醫療(liao)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)設備等(deng)各方面廣泛應(ying)用。