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只有激振動力與功率配合得當才能降低振動電機噪音

時間:2020-04-29 10:40:45 來源:網絡 點擊: 1881次

振動電機是在轉子軸兩端各安裝一組可調偏心塊,利用軸及偏心塊高速旋轉產生的離心力得到激振力。振動電機振動頻率范圍大,只有激振動力與功率配合得當才能降低機械噪音。振動電機的激振力利用率高、能耗小、噪音低、壽命長。振動電機的激振力可以無級調節,使用方便。

振動電機原理--特(te)點

振動電機主要(yao)具有(you)一下(xia)特點:

⒈激振(zhen)動(dong)(dong)力與功率配合得(de)當(dang),振(zhen)動(dong)(dong)力大(da),機體重量輕,體積(ji)小,機械噪(zao)音低。

⒉因為振(zhen)(zhen)動(dong)電機是(shi)強阻型振(zhen)(zhen)動(dong)而不是(shi)共(gong)振(zhen)(zhen),所(suo)以有穩(wen)定的(de)振(zhen)(zhen)幅。

⒊受電源(yuan)波動(dong)的影(ying)響小,電磁式激振器會由于電壓變(bian)(bian)化而引起激振力發(fa)生大的變(bian)(bian)化,但振動(dong)電機中,這(zhe)種(zhong)變(bian)(bian)化就非常小。

4.多(duo)機組合,可(ke)實現自(zi)同(tong)步能完(wan)成不同(tong)工藝(yi)要求。

5.可根據振(zhen)動(dong)電(dian)機的安裝(zhuang)方(fang)式(shi)改變激振(zhen)力的方(fang)向(xiang)。

振動電機

振(zhen)(zhen)動(dong)電(dian)機(ji)(ji)是動(dong)力(li)源(yuan)(yuan)與振(zhen)(zhen)動(dong)源(yuan)(yuan)結合為一體(ti)的(de)激振(zhen)(zhen)源(yuan)(yuan),振(zhen)(zhen)動(dong)電(dian)機(ji)(ji)是在轉(zhuan)子(zi)軸(zhou)(zhou)兩(liang)端各安裝(zhuang)一組(zu)可調(diao)偏(pian)心(xin)(xin)塊(kuai),利用軸(zhou)(zhou)及偏(pian)心(xin)(xin)塊(kuai)高(gao)速旋轉(zhuan)產(chan)生的(de)離心(xin)(xin)力(li)得到激振(zhen)(zhen)力(li)。由特(te)殊設(she)計(ji)的(de)電(dian)機(ji)(ji)外加偏(pian)心(xin)(xin)塊(kuai)組(zu)成(cheng),當電(dian)機(ji)(ji)旋轉(zhuan)時(shi),偏(pian)心(xin)(xin)塊(kuai)產(chan)生激振(zhen)(zhen)力(li)通過電(dian)機(ji)(ji)傳遞給振(zhen)(zhen)動(dong)機(ji)(ji)械。振(zhen)(zhen)動(dong)電(dian)機(ji)(ji)只需調(diao)節(jie)兩(liang)端外側(ce)的(de)偏(pian)心(xin)(xin)塊(kuai),使(shi)之(zhi)于內側(ce)偏(pian)心(xin)(xin)塊(kuai)形成(cheng)一定(ding)的(de)夾(jia)角(jiao),就可無級調(diao)整激振(zhen)(zhen)力(li)。

振動(dong)(dong)(dong)(dong)電機(ji)按用(yong)途分類可分為驅動(dong)(dong)(dong)(dong)用(yong)電動(dong)(dong)(dong)(dong)機(ji)和控(kong)制用(yong)電動(dong)(dong)(dong)(dong)機(ji)。驅動(dong)(dong)(dong)(dong)用(yong)電動(dong)(dong)(dong)(dong)機(ji)又(you)分為電動(dong)(dong)(dong)(dong)工具(ju)(包(bao)括鉆孔(kong)、拋光(guang)(guang)、磨光(guang)(guang)、開槽(cao)、切(qie)割、擴(kuo)孔(kong)等工具(ju))用(yong)電動(dong)(dong)(dong)(dong)機(ji)、家(jia)電(包(bao)括洗(xi)衣(yi)機(ji)、電風扇、電冰箱、空調(diao)器(qi)(qi)、錄(lu)音機(ji)、錄(lu)像機(ji)、影碟機(ji)、吸(xi)塵器(qi)(qi)、照相機(ji)、電吹風、電動(dong)(dong)(dong)(dong)剃須刀等)用(yong)電動(dong)(dong)(dong)(dong)機(ji)及其它(ta)通用(yong)小(xiao)(xiao)型(xing)機(ji)械設備(包(bao)括各種(zhong)小(xiao)(xiao)型(xing)機(ji)床(chuang)、小(xiao)(xiao)型(xing)機(ji)械、醫療器(qi)(qi)械、電子儀器(qi)(qi)等)用(yong)電動(dong)(dong)(dong)(dong)機(ji)。控(kong)制用(yong)電動(dong)(dong)(dong)(dong)機(ji)又(you)分為步進電動(dong)(dong)(dong)(dong)機(ji)和伺(si)服電動(dong)(dong)(dong)(dong)機(ji)等。