|
|
1FK7105-2AF71-1QG0西門子伺服電機(jī)現(xiàn)貨
1FK7105-2AF71-1QG0 1FK7105-2AF71-1QG0
1FK7105-2AF71-1QG0 1FK7105-2AF71-1QG0
1FK7105-2AF71-1QG0西門子伺服電機(jī)現(xiàn)貨
上海心雨機(jī)電設(shè)備有限公司
馮洋 18717727483
伺服系統(tǒng)(servo mechanism)是使物體的位置、方位、狀態(tài)等輸出被控量能夠跟隨輸入目標(biāo)(或給定值)的任意變化的自動(dòng)控制系統(tǒng)。伺服主要靠脈沖來(lái)定位,本上可以這樣理解,伺服電機(jī)接收到1個(gè)脈沖,就會(huì)旋轉(zhuǎn)1個(gè)脈沖對(duì)應(yīng)的角度,從而實(shí)現(xiàn)位移,因?yàn)椋欧姍C(jī)本身具備發(fā)出脈沖的功能,所以伺服電機(jī)每旋轉(zhuǎn)一個(gè)角度,都會(huì)發(fā)出對(duì)應(yīng)數(shù)量的脈沖,這樣,和伺服電機(jī)接受的脈沖形成了呼應(yīng),或者叫閉環(huán),如此一來(lái),系統(tǒng)就會(huì)知道發(fā)了多少
脈沖給伺服電機(jī),同時(shí)又收了多少脈沖回來(lái),這樣,就能夠很的控制電機(jī)的轉(zhuǎn)動(dòng),從而實(shí)現(xiàn)的定位,可
以達(dá)到0.001mm。直流伺服電機(jī)分為有刷和無(wú)刷電機(jī)。有刷電機(jī)成本低,結(jié)構(gòu)簡(jiǎn)單,啟動(dòng)轉(zhuǎn)矩大,調(diào)速范圍寬,
控制容易,需要維護(hù),但維護(hù)不方便(換碳刷),產(chǎn)生電磁干擾,對(duì)環(huán)境有要求。因此它可以用于對(duì)成本敏感的普通
工業(yè)和民用場(chǎng)合。
1FK7042-F71-1UA0
1FK7063-F71-1EH0
1FK7100-2AF71-1RG0
1FK7042-F71-1EG0
1FK7063-F71-1FG5
1FK7100-2AF71-1RG1
1FK7042-F71-1KG5
1FK7063-F71-1FH5
1FK7101-2AF71-1RG0
1FK7042-F71-1SA0
1FK7063-F71-1SA0
1FK7101-2AF71-1RG1
1FK7042-F71-1UA0
1FK7063-F71-1SG0
1FK7103-2AF71-1RG0
1FK7060-F71-1AG0
1FK7063-F71-1SH0
1FK7103-2AF71-1CG0
1FK7060-F71-1EG0
1FK7063-F71-1UA0
1FK7105-2AF71-1CG1
1FK7060-F71-1FG5
1FK7080-F71-1SA0
1FK7105-2AF71-1RH1
1FK7060-F71-1FH5
1FK7080-F71-1SG0
1FK7063-F71-1AG0
1FK7083-F71-1AG0
1FK7063-F71-1AH0
1FK7083-F71-1AH0
1FK7063-F71-1DA0
1FK7083-F71-1UA0
1FK7063-F71-1DG5
1FK7100-F71-1AG0
1FK7063-F71-1EG0
1FK7100-F71-1DG5
1FK7101-F71-1AG0
1FK7101-F71-1DG5
1FK7101-F71-1FH5
1FK7103-F71-1DG5
|