<span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">      <span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">數(shù)控線切割機(jī)床運(yùn)用計(jì)算機(jī)數(shù)字控制系統(tǒng)改造后的電氣原理框圖如圖,電氣改造主要是更新控制系統(tǒng),變?cè)鹊姆蛛x元件為大規(guī)模集成塊,控制技術(shù)更為*,其控制原理大同小異,分述如下:功能控制:自動(dòng)讀入控制信息,使計(jì)算機(jī)數(shù)控系統(tǒng)確立相應(yīng)的工作狀態(tài),從而控制線切割機(jī)床生產(chǎn)相應(yīng)的動(dòng)作.<span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">     <span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">坐標(biāo)控制:即位置控制,是控制鉬絲與工件相對(duì)運(yùn)動(dòng)的位置與軌跡.計(jì)算機(jī)控制中,計(jì)算機(jī)實(shí)時(shí)計(jì)算各點(diǎn)的坐標(biāo)數(shù)據(jù),把脈沖當(dāng)量折合成脈沖數(shù)來(lái)表示,計(jì)算機(jī)發(fā)出一定數(shù)量的脈沖,步進(jìn)電機(jī)絲杠即轉(zhuǎn)變?yōu)橄鄳?yīng)的位移.<span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">

<span style="font-family: "宋體"; font-size: 10.5pt; mso-spacerun: "yes";">     <span style="font-family: "times new roman"; font-size: 10.5pt; mso-spacerun: "yes";">從事機(jī)床維修、數(shù)控機(jī)床維修；電機(jī)維修、電焊機(jī)維修；觸摸屏、工業(yè)線路板維修；變頻器維修、伺服驅(qū)動(dòng)器、plc維修等相關(guān)技術(shù)服務(wù)的高科技維修公司。  <span style="font-family: "times new roman"; font-size: 10.5pt; mso-spacerun: "yes";">