【正文】
ETWORK 1 //203車盤停、取車語句表LD A O O AN = NETWORK 2LD A O AN = NETWORK 3LD A O AN = NETWORK 4LD A O AN = NETWORK 5LD A O AN = NETWORK 6LD A O AN = NETWORK 7LD A O AN = NETWORK 8LD A O AN = NETWORK 9 //掛鉤動作LD O = NETWORK 10 //103車盤左移且與203車盤下降互鎖LD AN = NETWORK 11 //203車盤下降且與其上升互鎖LD AN = NETWORK 12 //203車盤上升且與其下降互鎖LD AN = NETWORK 13 //103車盤右移且與203車盤下降互鎖LD AN = 3)301車盤停、取車梯形圖NETWORK 1 //301車盤停、取車語句表LD A A O O AN = NETWORK 2LD A O AN = NETWORK 3LD A A O AN = NETWORK 4LD A O AN = NETWORK 5LD A O AN = NETWORK 6LD A O AN = NETWORK 7LD A O AN = NETWORK 8LD A O AN = NETWORK 9 //掛鉤動作LD O = NETWORK 10 //101車盤右移且與301車盤下降互鎖LD AN = NETWORK 11 //201車盤下降且與301車盤下降互鎖LD AN = NETWORK 12 //301車盤下降且與10201車盤左移互鎖LD AN AN = NETWORK 13 //301車盤上升且與10201車盤右移互鎖LD AN AN = NETWORK 14 //101左移且與301車盤下降互鎖LD AN = NETWORK 15 //201車盤左移且與301車盤下降互鎖LD AN = 4)302車盤停、取車梯形圖NETWORK 1 //302車盤停、取車語句表LD A O O AN = NETWORK 2LD A O AN = NETWORK 3LD A O AN = NETWORK 4LD A O AN = NETWORK 5LD A O AN = NETWORK 6LD A O AN = NETWORK 7 //掛鉤動作LD O = NETWORK 8 //302車盤下降LD = NETWORK 9 //302車盤上升 LD = 5)303車盤停、取車梯形圖NETWORK 1 //303車盤停、取車語句表LD A A O O AN = NETWORK 2LD A O AN = NETWORK 3LD A A O AN = NETWORK 4LD A O AN = NETWORK 5LD A O AN = NETWORK 6LD A O AN = NETWORK 7LD A O AN = NETWORK 8LD A O AN = NETWORK 9 //103車盤左移且與303車盤下降互鎖LD AN = NETWORK 10 //203車盤左移且與303車盤下降互鎖LD AN = NETWORK 11 //掛鉤動作LD O = NETWORK 12 //303車盤下降且與10203車盤右移互鎖LD AN AN = NETWORK 13 //303車盤上升且與10203車盤右移互鎖LD AN AN = NETWORK 14 //103車盤右移且與303車盤下降互鎖LD AN = NETWORK 15 //203車盤右移且與303車盤下降互鎖LD AN = 、取車的調(diào)試在本停車庫操作系統(tǒng)中,由于底層不需要升降,只需左、右橫移。按程序編制取車操作過程如下: 首先規(guī)定從左至右第一層依次為10103車位,10103車盤;第二層依次為20203車位,20203車盤第一、二層中間為預(yù)留空位,第二層右邊為203車盤。同時在車庫中還運用了斷鏈報警的位移開關(guān),以及警示裝置、緊急停車開關(guān)、手動按鈕、復(fù)位開關(guān)等。托盤對角線上安放的信號壓力塊可以檢測托盤上有無車。行程開關(guān)、信號壓力塊布置在不同的位置有不同的功能:安裝在托盤底層左右兩邊的行程開關(guān),可以檢測托盤上汽車停放是否到位。例如2水平限位開關(guān)在靜態(tài)情況下只能有一個是斷開的,如果2個以上開關(guān)閉合即表示托板不到位。為了保證存取車可靠安全,系統(tǒng)要精確定位。而且上層升降動作和以下各層的橫移動作必須是互鎖的,即當(dāng)上層泊位在升降時,下面各層泊位不能移動,反之亦然。用各種按鈕開關(guān)、行程開關(guān)檢測位置狀態(tài),用接觸器、繼電器執(zhí)行對拖動電機的起??刂?。整個動作區(qū)域配有行程擋塊檢測及安全系統(tǒng),以防異常情況發(fā)生。PLC是車庫控制系統(tǒng)的核心,聯(lián)系現(xiàn)場狀況的數(shù)據(jù)I/O操作,當(dāng)有存取操作時,PLC會接收和分析操作人員在控制面板按鈕輸入的指令,做出合理的工控安排:判斷檢測元件的狀態(tài),讀取車庫機械驅(qū)動部分的信息。在小