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wsgily
壓力與動(dòng)力俱存
級別: 實(shí)習會(huì )員
精華主題: 0
發(fā)帖數量: 125 個(gè)
工控威望: -41 點(diǎn)
下載積分: 198 分
在線(xiàn)時(shí)間: 82(小時(shí))
注冊時(shí)間: 2011-03-27
最后登錄: 2017-08-11
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樓主  發(fā)表于: 2011-04-29 18:37
小弟現在遇到一個(gè)問(wèn)題就是用三菱PLC控制松下伺服控制拉薄膜,在薄膜上每隔一段距離(大概20CM)就有一個(gè)黑塊,通過(guò)一個(gè)光電傳感器來(lái)檢測此小黑塊從PLC的X1輸入,要求將兩個(gè)小黑塊之間的薄膜切下來(lái),輸出用Y0,現在如何寫(xiě)PLC的指令啊,最頭疼的是這個(gè)薄膜經(jīng)常換,小黑塊之間的距離會(huì )變,之前我都用PLSR這個(gè)指令用發(fā)脈沖的方法,該怎么寫(xiě)程序啊,
wsgily
壓力與動(dòng)力俱存
級別: 實(shí)習會(huì )員
精華主題: 0
發(fā)帖數量: 125 個(gè)
工控威望: -41 點(diǎn)
下載積分: 198 分
在線(xiàn)時(shí)間: 82(小時(shí))
注冊時(shí)間: 2011-03-27
最后登錄: 2017-08-11
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1樓  發(fā)表于: 2011-04-30 11:06
你這個(gè)是定長(cháng)的吧,我那個(gè)長(cháng)度是隨時(shí)會(huì )變的,完全根據那個(gè)黑塊長(cháng)度來(lái)確定裁切的
wsgily
壓力與動(dòng)力俱存
級別: 實(shí)習會(huì )員
精華主題: 0
發(fā)帖數量: 125 個(gè)
工控威望: -41 點(diǎn)
下載積分: 198 分
在線(xiàn)時(shí)間: 82(小時(shí))
注冊時(shí)間: 2011-03-27
最后登錄: 2017-08-11
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2樓  發(fā)表于: 2011-04-30 11:40
能不能把程序具體一下,小弟還沒(méi)用過(guò)這個(gè)指令

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