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快猫下载地址常見問題解答 減速機專用電機有哪些?

減速機專用電機有哪些?

2021年02月23日13:12 

減速機專(zhuan)(zhuan)用電(dian)(dian)機(ji)(ji)(ji)有直(zhi)流無刷電(dian)(dian)機(ji)(ji)(ji)、直(zhi)流有刷電(dian)(dian)機(ji)(ji)(ji)、步(bu)進(jin)電(dian)(dian)機(ji)(ji)(ji)、空心杯(bei)電(dian)(dian)機(ji)(ji)(ji)等微型(xing)電(dian)(dian)機(ji)(ji)(ji)作為驅(qu)動(dong)電(dian)(dian)機(ji)(ji)(ji),這些(xie)電(dian)(dian)機(ji)(ji)(ji)規格小、電(dian)(dian)壓(ya)低、耗能低、輸出轉速(su)高、壽(shou)命長等特點;減(jian)速(su)機(ji)(ji)(ji)和專(zhuan)(zhuan)用電(dian)(dian)機(ji)(ji)(ji)組裝成一體化驅(qu)動(dong)減(jian)速(su)電(dian)(dian)機(ji)(ji)(ji),兆威公司致力于研發、設計、制造微型(xing)減(jian)速(su)機(ji)(ji)(ji)專(zhuan)(zhuan)用電(dian)(dian)機(ji)(ji)(ji)以(yi)及(ji)減(jian)速(su)齒(chi)輪箱產(chan)品,下面詳(xiang)細介(jie)紹減(jian)速(su)機(ji)(ji)(ji)專(zhuan)(zhuan)用電(dian)(dian)機(ji)(ji)(ji)產(chan)品。

無(wu)刷(shua)直流電機由電動(dong)機主體和驅動(dong)器組成(cheng),是一種典型的機電一體化產品。 無(wu)刷電(dian)(dian)(dian)機(ji)(ji)是指無(wu)電(dian)(dian)(dian)刷和(he)換(huan)向器(qi)(或集電(dian)(dian)(dian)環)的(de)電(dian)(dian)(dian)機(ji)(ji),又稱(cheng)無(wu)換(huan)向器(qi)電(dian)(dian)(dian)機(ji)(ji)。直流(liu)(liu)無(wu)刷電(dian)(dian)(dian)動機(ji)(ji)的(de)電(dian)(dian)(dian)機(ji)(ji)本身(shen)是機(ji)(ji)電(dian)(dian)(dian)能量轉換(huan)部分,它(ta)(ta)除(chu)了電(dian)(dian)(dian)機(ji)(ji)電(dian)(dian)(dian)樞、永(yong)(yong)磁勵磁兩(liang)部分外,還帶有傳感(gan)器(qi)。電(dian)(dian)(dian)機(ji)(ji)本身(shen)是直流(liu)(liu)無(wu)刷電(dian)(dian)(dian)機(ji)(ji)的(de)核心,它(ta)(ta)不僅關系到性(xing)能指標、噪聲(sheng)振動、可靠性(xing)和(he)使用(yong)壽命等,還涉及制(zhi)造費用(yong)及產品成本。由于(yu)采用(yong)永(yong)(yong)磁磁場,使直流(liu)(liu)無(wu)刷電(dian)(dian)(dian)機(ji)(ji)擺脫一般直流(liu)(liu)電(dian)(dian)(dian)機(ji)(ji)的(de)傳統設計(ji)和(he)結構,滿足各(ge)種應用(yong)市場的(de)要求,并向著省銅節材、制(zhi)造簡便的(de)方向發展。

直(zhi)流有刷(shua)電(dian)(dian)機是內含電(dian)(dian)刷(shua)裝置的(de)將直(zhi)流電(dian)(dian)能轉換成(cheng)機械(xie)能(直(zhi)流電動機)或將機械能(neng)轉換(huan)成直流電(dian)能(neng)(直(zhi)流發電(dian)機)的(de)旋轉電(dian)(dian)機(ji)(ji)(ji)。區別于直(zhi)(zhi)(zhi)流(liu)無刷(shua)(shua)電(dian)(dian)機(ji)(ji)(ji),電(dian)(dian)刷(shua)(shua)裝置是(shi)用來引入(ru)或(huo)引出(chu)直(zhi)(zhi)(zhi)流(liu)電(dian)(dian)壓(ya)和(he)直(zhi)(zhi)(zhi)流(liu)電(dian)(dian)流(liu)的(de)。直(zhi)(zhi)(zhi)流(liu)有(you)(you)刷(shua)(shua)電(dian)(dian)機(ji)(ji)(ji)是(shi)所有(you)(you)電(dian)(dian)機(ji)(ji)(ji)的(de)基(ji)礎,它具有(you)(you)啟動快、制動及(ji)時、可在大范圍內平滑(hua)地調(diao)速、控制電(dian)(dian)路相(xiang)對(dui)簡單等特點。直(zhi)(zhi)(zhi)流(liu)有(you)(you)刷(shua)(shua)電(dian)(dian)機(ji)(ji)(ji)的(de)基(ji)本構造的(de)組(zu)件包括定(ding)子(zi)、轉子(zi)、電(dian)(dian)刷(shua)(shua)和(he)換向(xiang)器。定(ding)子(zi)和(he)轉子(zi)磁(ci)場(chang)相(xiang)互作(zuo)用驅動電(dian)(dian)機(ji)(ji)(ji)旋轉。有(you)(you)刷(shua)(shua)直(zhi)(zhi)(zhi)流(liu)電(dian)(dian)機(ji)(ji)(ji)的(de)類型(xing)根(gen)據電(dian)(dian)機(ji)(ji)(ji)定(ding)子(zi)或(huo)外(wai)殼(ke)中磁(ci)場(chang)的(de)產生(sheng)方式來劃分。根(gen)據有(you)(you)刷(shua)(shua)直(zhi)(zhi)(zhi)流(liu)電(dian)(dian)機(ji)(ji)(ji)的(de)類型(xing),定(ding)子(zi)磁(ci)場(chang)可以由永磁(ci)鐵或(huo)定(ding)子(zi)中的(de)繞組(zu)產生(sheng)。

步(bu)進電(dian)(dian)機(ji)是一(yi)種將(jiang)電(dian)(dian)脈(mo)沖(chong)信(xin)(xin)號(hao)(hao)轉(zhuan)換成(cheng)(cheng)相應角位(wei)(wei)移(yi)(yi)或(huo)(huo)線位(wei)(wei)移(yi)(yi)的(de)(de)電(dian)(dian)動(dong)機(ji)。每輸(shu)入(ru)(ru)一(yi)個(ge)脈(mo)沖(chong)信(xin)(xin)號(hao)(hao),轉(zhuan)子就(jiu)轉(zhuan)動(dong)一(yi)個(ge)角度或(huo)(huo)前進一(yi)步(bu),其輸(shu)出的(de)(de)角位(wei)(wei)移(yi)(yi)或(huo)(huo)線位(wei)(wei)移(yi)(yi)與輸(shu)入(ru)(ru)的(de)(de)脈(mo)沖(chong)數(shu)成(cheng)(cheng)正比,轉(zhuan)速與脈(mo)沖(chong)頻率成(cheng)(cheng)正比。因(yin)此,步(bu)進電(dian)(dian)動(dong)機(ji)又稱(cheng)脈(mo)沖(chong)電(dian)(dian)動(dong)機(ji)。步(bu)進電(dian)(dian)機(ji)相對于其它控(kong)制(zhi)用途電(dian)(dian)機(ji)的(de)(de)最大區別(bie)是,它接收數(shu)字控(kong)制(zhi)信(xin)(xin)號(hao)(hao)(電(dian)(dian)脈(mo)沖(chong)信(xin)(xin)號(hao)(hao))并轉(zhuan)化(hua)成(cheng)(cheng)與之(zhi)相對應的(de)(de)角位(wei)(wei)移(yi)(yi)或(huo)(huo)直線位(wei)(wei)移(yi)(yi),它本身就(jiu)是一(yi)個(ge)完成(cheng)(cheng)數(shu)字模式轉(zhuan)化(hua)的(de)(de)執行(xing)元件。而且(qie)它可開環位(wei)(wei)置(zhi)(zhi)控(kong)制(zhi),輸(shu)入(ru)(ru)一(yi)個(ge)脈(mo)沖(chong)信(xin)(xin)號(hao)(hao)就(jiu)得到一(yi)個(ge)規定的(de)(de)位(wei)(wei)置(zhi)(zhi)增量,這樣的(de)(de)所謂(wei)增量位(wei)(wei)置(zhi)(zhi)控(kong)制(zhi)系(xi)統與傳統的(de)(de)直流控(kong)制(zhi)系(xi)統相比,其成本(ben)明顯減(jian)低,幾(ji)乎不必進行系統調(diao)整。

空(kong)心(xin)杯(bei)(bei)電(dian)(dian)機屬(shu)于直流永磁(ci)的(de)伺服、控制電(dian)(dian)動機,也(ye)可(ke)以將其歸類為微特(te)電(dian)(dian)機。空(kong)心(xin)杯(bei)(bei)電(dian)(dian)動機具有突出(chu)的(de)節能(neng)(neng)特(te)性、靈敏方(fang)便(bian)的(de)控制特(te)性和穩定(ding)的(de)運行特(te)性,技術先進性十分明顯。作為高(gao)效率的(de)能(neng)(neng)量轉換裝置,在(zai)很多領域代表了(le)電(dian)(dian)動機的(de)發(fa)展方(fang)向(xiang)。空(kong)心(xin)杯(bei)(bei)電(dian)(dian)動機在(zai)結(jie)構上突破了(le)傳統電(dian)(dian)機的(de)轉子(zi)結(jie)構形式,采(cai)用(yong)的(de)是無(wu)鐵(tie)(tie)芯(xin)轉子(zi),也(ye)叫空(kong)心(xin)杯(bei)(bei)型轉子(zi)。這(zhe)種新穎的(de)轉子(zi)結(jie)構徹(che)底消除了(le)由于鐵(tie)(tie)芯(xin)形成(cheng)渦(wo)流而造(zao)成(cheng)的(de)電(dian)(dian)能(neng)(neng)損耗。空(kong)心(xin)杯(bei)(bei)電(dian)(dian)機分為有刷和無(wu)刷兩種,有刷空(kong)心(xin)杯(bei)(bei)電(dian)(dian)機轉子(zi)無(wu)鐵(tie)(tie)芯(xin),無(wu)刷空(kong)心(xin)杯(bei)(bei)電(dian)(dian)機定(ding)子(zi)無(wu)鐵(tie)(tie)芯(xin)。繞組(zu)采(cai)用(yong)三角形接法。

減速機

采用直流無刷電機的減速機稱為直流無刷減速機,采用直流有刷電機的減速機稱為直流有刷減速機,采用步進電機的減速機稱為步進減速機,采用空心杯電機的減速機稱為空心杯減速機,不同驅動電機的特性、參數、用途也不一樣。


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