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zaimazaima
級別: 正式會(huì )員
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樓主  發(fā)表于: 2021-01-06 16:21
純新手,剛剛接觸plc沒(méi)有多久,plc是西門(mén)子200smart,伺服電機是MR-JE-40A。
花了一個(gè)多月終于把plc和伺服電機簡(jiǎn)單的連接上,然后編了一個(gè)程序。
接下來(lái)就蒙圈了:在執行回原點(diǎn)程序時(shí)電機總是在轉個(gè)不停,根本就沒(méi)有原點(diǎn)。
論壇上說(shuō)要裝個(gè)光電開(kāi)關(guān),光電開(kāi)關(guān)可以定位原點(diǎn),于是買(mǎi)了一個(gè)。
第二個(gè)問(wèn)題出現了:我該怎么裝,光電開(kāi)關(guān)不就是個(gè)開(kāi)關(guān)嗎?怎樣才能夠把光電開(kāi)關(guān)和我編的程序聯(lián)系起來(lái)。
完全摸不著(zhù)頭腦,希望有大佬能夠指點(diǎn)一下。
唯一色彩
級別: 探索解密
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1樓  發(fā)表于: 2021-01-06 16:33
一般應用時(shí)伺服帶動(dòng)的負載是要裝一個(gè)擋片的,擋片從凹槽開(kāi)關(guān)中間穿過(guò)去的時(shí)候會(huì )產(chǎn)生一個(gè)零點(diǎn)信號,這個(gè)零點(diǎn)信號就是你程序里的原點(diǎn)

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