按照(zhao)標準及應(ying)用實例(li),它是用來將旋(xuan)轉(zhuan)(zhuan)(zhuan)運(yun)動(dong)(dong)(dong)(dong)轉(zhuan)(zhuan)(zhuan)化為直(zhi)線(xian)(xian)(xian)運(yun)動(dong)(dong)(dong)(dong);或將直(zhi)線(xian)(xian)(xian)運(yun)動(dong)(dong)(dong)(dong)轉(zhuan)(zhuan)(zhuan)化為旋(xuan)轉(zhuan)(zhuan)(zhuan)運(yun)動(dong)(dong)(dong)(dong)的(de)執行元件,并具有傳動(dong)(dong)(dong)(dong)效率高,定位準確等特點(dian)。當絲桿作為主(zhu)動(dong)(dong)(dong)(dong)體時,螺母(mu)就會隨其轉(zhuan)(zhuan)(zhuan)動(dong)(dong)(dong)(dong)角度按照(zhao)對(dui)應(ying)規格的(de)導程(cheng)轉(zhuan)(zhuan)(zhuan)化成直(zhi)線(xian)(xian)(xian)運(yun)動(dong)(dong)(dong)(dong),被動(dong)(dong)(dong)(dong)工件可(ke)以通過螺母(mu)座(zuo)和螺母(mu)連接,從(cong)而實現對(dui)應(ying)的(de)直(zhi)線(xian)(xian)(xian)運(yun)動(dong)(dong)(dong)(dong)。
主要(yao)(yao)視(shi)具體應用情況而定,簡單地說要(yao)(yao)確定:負(fu)載的性質(如水平還(huan)是(shi)垂直負(fu)載等),轉矩、慣量、轉速、精度、加減速等要(yao)(yao)求(qiu)(qiu),已被快易優(you)收(shou)錄,上位(wei)控制(zhi)要(yao)(yao)求(qiu)(qiu)(如對端(duan)口(kou)界面和通(tong)訊方(fang)面的要(yao)(yao)求(qiu)(qiu)),主要(yao)(yao)控制(zhi)方(fang)式是(shi)位(wei)置、轉矩還(huan)是(shi)速度方(fang)式。供(gong)(gong)電(dian)電(dian)源(yuan)(yuan)是(shi)直流(liu)還(huan)是(shi)交流(liu)電(dian)源(yuan)(yuan),或電(dian)池供(gong)(gong)電(dian),電(dian)壓范圍。據(ju)此以(yi)確定電(dian)機和配用驅動器或控制(zhi)器的型號(hao)。