ACSM1-04AM-024A-4現(xiàn)貨
長期供應(yīng),美國 羅克韋爾(ROCKWELL)AB 全線產(chǎn)品,憑借一百多年累積的寶貴經(jīng)驗,該產(chǎn)品用量驚人,在我司成為主打品牌之一,1785、1756、1747、1784、2094、2098、1394C、1336F、1745等系列,價格低廉,質(zhì)量卓越。
schneider施耐德。產(chǎn)于法國,其中,140PLC系列,莫迪康A(chǔ)S系列,一直是我們公司的優(yōu)勢品牌,原裝進(jìn)口,價格您懂得,質(zhì)量沒得說,讓您買的開心,用的安心。
西門子(SIEMENS)部分型號》,S5,6DD,Siemens MOORE等老型號,停產(chǎn)備件,有著超大的庫存,貨好,價格更好!
ABB機(jī)器人(ABB Robots)系列3HAC系列,3HAB系列,3HAW系列,3HEA系列,3HNA系列,3HNE系列,3HNM系列等系統(tǒng)備件。價格好,用了就知道有多好!
霍尼韋爾,發(fā)那科,F(xiàn)OXBORO(福克斯波羅),FBM系列,TRICONEX,Westinghouse(西屋),OVATION系統(tǒng)、WDPF系統(tǒng)備件,XYCOM VME系列總線板、可編程人機(jī)界面,Emerson(艾默生)、GE-Fanuc,力士樂,瑞恩 ,SEW……強(qiáng)勢超越,巨實惠,巨劃算!
【信譽(yù)、誠信交易】【長期銷售、安全穩(wěn)定】
【稱心滿意、服務(wù)動力】【真誠面對、溝通】
【服務(wù)、一諾千金】【質(zhì)量承諾、客戶滿意】
現(xiàn)貨庫存;大量全新庫存,款到48小時發(fā)貨,無須漫長貨期。
售后;嚴(yán)格按照產(chǎn)品質(zhì)保及售后服務(wù)條款,客戶使用無憂。
價格優(yōu);作為系統(tǒng)集成商,擁有優(yōu)惠折扣價格,
全新原裝,質(zhì)量保證,保修一年,提供技術(shù)服務(wù),價格合理
1. 制定設(shè)備運(yùn)行方案
制定方案就是根據(jù)生產(chǎn)工藝的要求,分析各輸入、輸出與各種操作之間的邏輯關(guān)系,確定需要檢測的量和控制的方法,并設(shè)計出系統(tǒng)中各設(shè)備的操作內(nèi)容和操作順序。據(jù)此便可畫出流程圖。
2. 畫控制流程圖
對于較復(fù)雜的應(yīng)用系統(tǒng),需要繪制系統(tǒng)控制流程圖,用以清楚地表明動作的順序和條件。對于簡單的控制系統(tǒng),可省去這一步。
3. 制定系統(tǒng)的抗干擾措施
根據(jù)現(xiàn)場工作環(huán)境、干擾源的性質(zhì)等因素,綜合制定系統(tǒng)的硬件和軟件抗干擾措施,如硬件上的電源隔離、信號濾波,軟件上的平均值濾波等。
4. 編寫程序
根據(jù)被控對象的輸入輸出信號及所選定的PLC型號分配PLC的硬件資源,為梯形圖的各種繼電器或接點(diǎn)進(jìn)行編號,再按照軟件規(guī)格說明書(技術(shù)要求、編制依據(jù)、測試),用梯形圖進(jìn)行編程。
5. 軟件測試
剛編寫好的程序難免有缺陷或錯誤。為了及時發(fā)現(xiàn)和消除程序中的錯誤和缺陷,需要對程序進(jìn)行離線測試。經(jīng)調(diào)試、排錯、修改及模擬運(yùn)行后,才能正式投入運(yùn)行。
6. 編制程序使用說明書
當(dāng)一項軟件工程完成后,為了便于用戶和現(xiàn)場調(diào)試人員的使用,應(yīng)對所編制的程序進(jìn)行說明,說明書應(yīng)包括程序設(shè)計的依據(jù)、結(jié)構(gòu)、功能、流程圖,各項功能單元的分析,PLC的IO信號,軟件程序操作使用的步驟、注意事項等。
PLC應(yīng)用系統(tǒng)設(shè)計實例
機(jī)械手控制系統(tǒng)設(shè)計
1. 工藝過程及控制要求
1) 工藝過程
圖6.1所示為一簡易物料搬運(yùn)機(jī)械手的工藝流程圖。該機(jī)械手是一個水平垂直位移的機(jī)械設(shè)備,其操作是將工件從左工作臺搬運(yùn)到右工作臺,由光耦合器VLC來檢測工作臺上有沒有工件。機(jī)械手通常位于原點(diǎn),它的動作全部由氣缸驅(qū)動,而氣缸則由相應(yīng)的電磁閥控制。其中,上升下降和左移右移分別由雙線圈二位電磁閥控制,放松夾緊由一個單線圈二位電磁閥(稱為夾緊電磁閥)控制。
2) 控制要求
機(jī)械手整個搬運(yùn)過程要求都能自動控制。在啟動過程中能切換到手動控制及自動控制或半自動控制(又稱單周期控制),以便對設(shè)備進(jìn)行調(diào)整和檢修。圖6.2是機(jī)械手控制系統(tǒng)的邏輯流程圖。系統(tǒng)啟動之前,機(jī)械手處于原始位置,條件是機(jī)械手在高位﹑左位。
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ACSM1-04AM-024A-4
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ACSM1-04AM-024A-4