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background-color: transparent;"><span style="font-size: x-small;"><span style="font-stretch: normal; line-height: normal; font-family: 'Times New Roman';"> </span><span class="51pt">5.3主軸正轉控制過程分析</span></span></a></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:25.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">手動模式下</span><span class="2">，</span><span class="2">按下主軸正轉按鈕后</span><span class="2">，</span><span class="2">軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">運行系統會進行一系列的函數</span><span class="2"> </span><span class="2">調用</span><span class="2">，</span><span class="2">整個數據的運算與存儲過程就是實現主軸正轉的過程</span><span class="2">：</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:25.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2"><span style="font-family: SimSun;">1)</span></span><span class="2">人機界面進程響應主軸正轉按鈕函數。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:25.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">這是人機界面進程把數據寫入軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">共享內存區的過程。首先</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI </span></span><span class="2">進程調用主軸正轉按鈕函數給人機界面數據域中變量</span><span class="2TimesNewRoman19"><span lang="EN-US">m</span></span><span class="2"><span style="font-family: SimSun;">_</span></span><span class="2TimesNewRoman19"><span lang="EN-US">M</span></span><span class="2"><span style="font-family: SimSun;">03</span></span><span class="2">賦為</span><span class="2TimesNewRoman19"><span lang="EN-US">true</span></span><span class="2"><span style="font-family: SimSun;">,</span></span><span class="2">該變量 作為軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">的一個輸入信號存儲在人機界面緩存區中。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-indent:25.0pt; line-height:19.45pt;mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">當軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">進入周期循環掃描時，系統任務管理線程置位通訊事件句柄 </span><span class="2TimesNewRoman19"><span lang="EN-US">h</span></span><span class="2"><span style="font-family: SimSun;">_</span></span><span class="2TimesNewRoman19"><span lang="EN-US">eventcommuni</span></span><span class="21pt"><span style="font-family: SimSun;">,</span></span><span class="21pt">觸發軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">與人機界面進程和軟</span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">的通訊任務。系統中 設置軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">先與</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">進程進行通訊。</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">進程利用寫函數</span><span class="2TimesNewRoman19"><span lang="EN-US">WriteData</span></span><span class="2">〇</span><span class="2">將人機 界面緩存區數據寫入軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">的共享內存區</span><span class="2TimesNewRoman19"><span lang="EN-US">HMIToPLCBuffer</span></span><span class="2">單元中， 使地址</span><span class="2TimesNewRoman19"><span lang="EN-US">PI</span></span><span class="2"><span style="font-family: SimSun;">0.5</span></span><span class="2">中數據置1</span><span class="2MingLiU2">。</span><span class="2"><span style="font-family: SimSun;">“</span></span><span class="2TimesNewRoman19"><span lang="EN-US">PI</span></span><span class="2"><span style="font-family: SimSun;">0.5”</span></span><span class="2">是</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">分配給軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">的10地址，在這里對 應五軸<a href='http://www.www.htspipe.com.cn/' target='_blank'>銑床</a>主軸正轉輸入位。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:25.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">與</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">的通訊結束后，軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">系統任務調度線程取得控制權，通過判斷 運行狀態字得知整個通信任務并未完成，返回繼續執行與</span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">的通訊任務。其 中軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">共享內存</span><span class="2TimesNewRoman19"><span lang="EN-US">PLCToCNCBuffer</span></span><span class="2">單元中存儲了上一周期</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">發往 </span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">的狀態信息。由于是手動模式，所以該共享區中0號通道的第0位軟邏輯 狀態為“1” ；此外0號通道第5位狀態軟邏輯狀態為“0”，5號通道第2位 的軟邏輯狀態為“0”，5號通道第3位的軟邏輯狀態為“0”。</span><br clear="all" style="mso-special-character: line-break;page-break-before:always" /> </span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:26.0pt;line-height:19.45pt;mso-line-height-rule: exactly;tab-stops:44.05pt;background:transparent"><span style="font-size: x-small;"><!--[if !supportLists]--><span style="font-stretch: normal; line-height: normal; font-family: 'Times New Roman';"> </span><!--[endif]--><span class="2">執行</span><span class="2TimesNewRoman19"><span lang="EN-US">I</span></span><span class="2"><span style="font-family: SimSun;">/</span></span><span class="2TimesNewRoman19"><span lang="EN-US">O</span></span><span class="2">讀任務線程</span></span></p> <p class="130" align="right" style="margin-top:0cm;text-align:right;line-height: 19.45pt;mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="13SimSun3">執行完通訊任務，軟</span><span class="13"><span lang="EN-US">PLC</span></span><span class="13SimSun3">運行系統進入</span><span class="13"><span lang="EN-US">I/O</span></span><span class="13SimSun3">讀任務線程，將</span><span class="13"><span lang="EN-US">SoftSERCANS </span></span><span class="13SimSun3">卡雙口存儲區中數據讀入軟</span><span class="13"><span lang="EN-US">PLC</span></span><span class="13SimSun3">與</span><span class="13"><span lang="EN-US">Sercos</span></span><span class="13SimSun3">的共享內存區</span><span class="13"><span lang="EN-US">SercosToPLCBuffer</span></span><span class="13SimSun3">單</span></span><span lang="EN-US"><o:p></o:p></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:0cm;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"><span style="font-size: x-small;"><span class="2">元，其中該共享單元0號通道第1位軟邏輯狀態為“0”，對應本次掃描輸入映 像區主軸的當前狀態，該共享單元0號通道第2位軟邏輯狀態為“0”。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:26.0pt;line-height:19.45pt;mso-line-height-rule: exactly;tab-stops:44.05pt;background:transparent"><span style="font-size: x-small;"><!--[if !supportLists]--><span style="font-stretch: normal; line-height: normal; font-family: 'Times New Roman';"> </span><!--[endif]--><span class="2">執行</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">用戶程序</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-indent:26.0pt; line-height:19.45pt;mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">完成</span><span class="2TimesNewRoman15"><span lang="EN-US">I/O</span></span><span class="2">讀任務線程，軟</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">系統任務調度線程喚醒程序執行任務線程。 程序執行任務線程一個是不斷取指令、調用指令函數的過程，它從指令鏈表節點 數據域中讀取到指令索引值，然后判斷指令類型調用指令函數進行運算。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:26.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">當執行到圖</span><span class="2TimesNewRoman15"><span lang="EN-US">5.1</span></span><span class="2">主軸正轉這一梯級時，軟</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">系統首先對</span><span class="2TimesNewRoman15"><span lang="EN-US">CQ0.0</span></span><span class="2">這一位的 軟邏輯進行狀態判斷和操作，從指令存儲區的鏈表節點數據域中讀到指令索引值 </span><span class="2TimesNewRoman15">“ 1001</span><span class="2105pt1">”，</span><span class="2">調用讀輸入位指令函數</span><span class="2TimesNewRoman15"><span lang="EN-US">ReadInBit</span></span><span class="2105pt1">〇</span><span class="2TimesNewRoman15"><span lang="EN-US">,</span></span><span class="2">利用位尋址函數</span><span class="2TimesNewRoman15"><span lang="EN-US">ReadBit</span></span><span class="2105pt1">〇</span><span class="2">從</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC </span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">CNC</span></span><span class="2">的共享內存區</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToCNCBuffer</span></span><span class="2">單元中讀</span><span class="2TimesNewRoman15">0</span><span class="2">號通道</span><span class="2TimesNewRoman15">0</span><span class="2">號位的狀態，通過 函數</span><span class="2TimesNewRoman15"><span lang="EN-US">CurrentBitStatusG</span></span><span class="2">與系統中標志位進行比較確認它的狀態，然后壓入堆棧， 當前棧頂元素值為</span><span class="2TimesNewRoman15">“1</span><span class="2105pt1">”；</span><span class="2">接著對軟邏輯</span><span class="2TimesNewRoman15"><span lang="EN-US">PI0.5</span></span><span class="2">進行狀態判斷，執行完一條指令后 指令鏈表的指針移指向下一個節點，根據索引值</span><span class="2TimesNewRoman15">“1003”</span><span class="2">調用讀輸入位相與指 令函數</span><span class="2TimesNewRoman15"><span lang="EN-US">ReadInANDBit</span></span><span class="2105pt1">〇</span><span class="2TimesNewRoman15"><span lang="EN-US">,</span></span><span class="2">從軟</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">HMI</span></span><span class="2">的共享內存區</span><span class="2TimesNewRoman15"><span lang="EN-US">HMIToPLCBuffer</span></span><span class="2">單元 中讀取</span><span class="2TimesNewRoman15">0</span><span class="2">號通道第</span><span class="2TimesNewRoman15">5</span><span class="2">位狀態值</span><span class="2TimesNewRoman15">“1</span><span class="2105pt1">”，</span><span class="2">接著利用堆棧操作函數</span><span class="2TimesNewRoman15"><span lang="EN-US">AndStack()</span></span><span class="2">與當前棧 頂元素進行邏輯與運算將結果</span><span class="2TimesNewRoman15">“1”</span><span class="2">壓入棧頂；然后判斷由軟邏輯</span><span class="2TimesNewRoman15"><span lang="EN-US">CQ0.7</span></span><span class="2105pt1">、</span><span class="2TimesNewRoman15"><span lang="EN-US">RI1.0 </span></span><span class="2">和</span><span class="2TimesNewRoman15"><span lang="EN-US">LQ0.1</span></span><span class="2">組成的并聯電路塊的狀態并與棧頂元素</span><span class="2TimesNewRoman15">“1”</span><span class="2">進行邏輯或運算，將結果 壓入棧頂。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:26.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">接著從</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">Sercos</span></span><span class="2">共享內存</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToSercosBuffer</span></span><span class="2">讀取</span><span class="2TimesNewRoman15">0</span><span class="2">號通道第</span><span class="2TimesNewRoman15">2</span><span class="2">位的 狀態“0”取反后與棧頂元素“1”進行邏輯與運算，將結果“1”壓入邏輯堆棧， 然后從軟</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">內部輸入映像區中讀取</span><span class="2TimesNewRoman15">0</span><span class="2">號字節的第</span><span class="2TimesNewRoman15">3</span><span class="2">位狀態</span><span class="2TimesNewRoman15">“0</span><span class="2105pt1">”，</span><span class="2">取反后與棧 頂元素進行邏輯與運算，將結果壓入棧頂</span><span class="2"><span style="font-family: SimSun;">(</span></span><span class="2">狀態為</span><span class="2TimesNewRoman15">“1</span><span class="2105pt1">”)，</span><span class="2">然后執行輸出指令</span><span class="2TimesNewRoman15"><span lang="EN-US">OutBit LQ0.1</span></span><span class="2105pt1">，</span><span class="2">利用寫輸入位指令函數</span><span class="2TimesNewRoman15"><span lang="EN-US">WriteOutBitG</span></span><span class="2">將當前邏輯棧頂元素</span><span class="2TimesNewRoman15">“1”</span><span class="2">改寫</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC </span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">Sercos</span></span><span class="2">共享內存</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToSercosBuffer</span></span><span class="2">單兀中</span><span class="2TimesNewRoman15">0</span><span class="2">號通道第</span><span class="2TimesNewRoman15">1</span><span class="2">位的狀態，接著執行 指令</span><span class="2TimesNewRoman15"><span lang="EN-US">OutBit CQ5.2,</span></span><span class="2">改寫</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">CNC</span></span><span class="2">共享內存區</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToCNCBuffer</span></span><span class="2">單元中</span><span class="2TimesNewRoman15">5</span><span class="2">號 通道第2位的狀態，然后繼續掃描下一梯級。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:26.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">在圖</span><span class="2TimesNewRoman15"><span lang="EN-US">5.1</span></span><span class="2">中的第二梯級中，軟</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">從共享內存</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToCNCBuffer</span></span><span class="2">單元中讀取 到</span><span class="2TimesNewRoman15">5</span><span class="2">號通道第</span><span class="2TimesNewRoman15">2</span><span class="2">位狀態“ </span><span class="2TimesNewRoman15">1 </span><span class="2">”壓入堆棧，接著讀取</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToCNCBuffer</span></span><span class="2">單元</span><span class="2TimesNewRoman15">5</span><span class="2">號通 道中第</span><span class="2TimesNewRoman15">3</span><span class="2">位的狀態</span><span class="2TimesNewRoman15">“0”</span><span class="2">取反后和棧頂元素</span><span class="2TimesNewRoman15">“1”</span><span class="2">進行邏輯與運算，將結果</span><span class="2TimesNewRoman15">“1” </span><span class="2">壓入棧頂，執行輸出指令</span><span class="2TimesNewRoman15"><span lang="EN-US">0utBitPQ3.3,</span></span><span class="2">用邏輯棧頂元素值</span><span class="2TimesNewRoman15">“1”</span><span class="2">改寫</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">HMI </span></span><span class="2">界面共享內存區</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToHMIBuffer</span></span><span class="2">單元中</span><span class="2TimesNewRoman15">3</span><span class="2">號通道第</span><span class="2TimesNewRoman15">3</span><span class="2">位的狀態;然后執行</span><span class="2TimesNewRoman15"><span lang="EN-US">OutBit LQ 4.</span></span><span class="2TimesNewRoman15">1</span><span class="2">,用邏輯棧頂元素值“ </span><span class="2TimesNewRoman15">1 </span><span class="2">”改寫</span><span class="2TimesNewRoman15"><span lang="EN-US">PLC</span></span><span class="2">與</span><span class="2TimesNewRoman15"><span lang="EN-US">Sercos</span></span><span class="2">共享內存區</span><span class="2TimesNewRoman15"><span lang="EN-US">PLCToSercosBuffer </span></span><span class="2">單元中</span><span class="2TimesNewRoman15">4</span><span class="2">號通道第</span><span class="2TimesNewRoman15">1</span><span class="2">位的狀態，繼續掃描其他梯級。</span><br clear="all" style="mso-special-character:line-break;page-break-before:always" /> </span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:30.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="21pt"><span style="font-family: SimSun;">4)</span></span><span class="21pt">執行</span><span class="2TimesNewRoman19"><span lang="EN-US">I/O</span></span><span class="2">寫任務線程</span></span></p> <p class="390" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-indent:24.0pt;line-height:19.45pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="39SimSun"><span style="font-family: 宋體;">程序執行任務線程結束，軟</span></span><span class="39"><span lang="EN-US">PLC</span></span><span class="39SimSun"><span style="font-family: 宋體;">系統任務管理線程調度執行</span></span><span class="39"><span lang="EN-US">I/O</span></span><span class="39SimSun"><span style="font-family: 宋體;">寫任務線 程，將</span></span><span class="39"><span lang="EN-US">PLC</span></span><span class="39SimSun"><span style="font-family: 宋體;">與</span></span><span class="39"><span lang="EN-US">Sercos</span></span><span class="39SimSun"><span style="font-family: 宋體;">共享內存區</span></span><span class="39"><span lang="EN-US">PLCToSercosBuffer</span></span><span class="39SimSun"><span style="font-family: 宋體;">中數據寫入</span></span><span class="39"><span lang="EN-US">SoftSERCANS</span></span></span><span lang="EN-US"><o:p></o:p></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.45pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">被動式主站卡的雙口 </span><span class="2TimesNewRoman19"><span lang="EN-US">RAM</span></span><span class="2">存儲區的對應地址。</span></span></p> <p class="20" style="margin:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;text-indent:30.0pt;line-height:19.45pt;mso-line-height-rule: exactly;background:transparent"><span style="font-size: x-small;"><span class="2">完成</span><span class="2TimesNewRoman19"><span lang="EN-US">I/O</span></span><span class="2">寫任務線程，軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">系統任務管理線程判斷運行狀態字決定是否 進行下一周期的循環掃描，是則繼續重復上述的四個階段，否則判斷是否退出軟 </span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">應用程序。</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-indent:24.0pt;line-height:19.45pt; mso-line-height-rule:exactly;background:transparent"> </p> <p><span style="font-size: x-small;"> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-indent:24.0pt;line-height:19.45pt; mso-line-height-rule:exactly;background:transparent"><!--[if !supportLists]--><span style="font-stretch: normal; line-height: normal; font-family: 'Times New Roman';"> </span><!--[endif]--><span class="2">控制信號結果輸出</span><!--[if gte vml 1]><o:wrapblock><v:shapetype id="_x0000_t202" coordsize="21600,21600" o:spt="202" path="m,l,21600r21600,l21600,xe"> <v:stroke joinstyle="miter" /> <v:path gradientshapeok="t" o:connecttype="rect" /> </v:shapetype><v:shape id="_x0000_s1026" type="#_x0000_t202" style='position:absolute; left:0;text-align:left;margin-left:36.6pt;margin-top:54.95pt;width:24.25pt; height:4.5pt;text-indent:0;z-index:-3;mso-wrap-distance-left:24.5pt; mso-wrap-distance-right:23.75pt;mso-position-horizontal-relative:margin' filled="f" stroked="f"> <v:textbox style='mso-fit-shape-to-text:t' inset="0,0,0,0"> <![if !mso]> <table cellpadding=0 cellspacing=0 width="100%"> <tr> <td><![endif]> <div> <p class=28 style='line-height:4.5pt;mso-line-height-rule:exactly; background:black'><span class=28Exact1><span lang=EN-US style='mso-bidi-font-family: "Times New Roman"'>oftPLC -</span></span></p> </div> <![if !mso]></td> </tr> </table> <![endif]></v:textbox> <w:wrap type="topAndBottom" anchorx="margin" /> </v:shape><v:shape id="_x0000_s1027" type="#_x0000_t202" style='position:absolute; left:0;text-align:left;margin-left:122.3pt;margin-top:54.95pt;width:46.8pt; height:4.5pt;text-indent:0;z-index:-2;mso-wrap-distance-left:24.5pt; mso-wrap-distance-right:23.75pt;mso-position-horizontal-relative:margin' filled="f" stroked="f"> <v:textbox style='mso-fit-shape-to-text:t' inset="0,0,0,0"> <![if !mso]> <table cellpadding=0 cellspacing=0 width="100%"> <tr> <td><![endif]> <div> <p class=28 style='line-height:4.5pt;mso-line-height-rule:exactly; background:black'><span lang=EN-US><o:p> </o:p></span></p> </div> <![if !mso]></td> </tr> </table> <![endif]></v:textbox> <w:wrap type="topAndBottom" anchorx="margin" /> </v:shape><v:shape id="_x0000_s1028" type="#_x0000_t202" style='position:absolute; left:0;text-align:left;margin-left:136.7pt;margin-top:311.5pt;width:145.7pt; height:22.5pt;text-indent:0;z-index:-1;mso-wrap-distance-left:24.5pt; mso-wrap-distance-right:23.75pt;mso-position-horizontal-relative:margin' filled="f" stroked="f"> <v:textbox style='mso-fit-shape-to-text:t' inset="0,0,0,0"> <![if !mso]> <table cellpadding=0 cellspacing=0 width="100%"> <tr> <td><![endif]> <div> <p class=22 align=center style='text-align:center;text-indent:0cm; line-height:22.8pt;mso-line-height-rule:exactly;background:transparent'><span lang=EN-US><o:p> </o:p></span></p> </div> <![if !mso]></td> </tr> </table> <![endif]></v:textbox> <w:wrap type="topAndBottom" anchorx="margin" /> </v:shape><![endif]--><!--[if !vml]--> <span class="2">一方面，</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">在下一個掃描周期的通訊階段從共享內存區讀取到對應主軸 正傳位的狀態，使人機界面</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">上主軸正轉燈亮</span><span class="2105pt1">。</span></p> </span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">其中</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">界面圖中軟邏輯位對應關系如下：</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">X</span></span><span class="2"><span style="font-family: SimSun;">000——</span></span><span class="2TimesNewRoman19"><span lang="EN-US">CQO</span></span><span class="2"><span style="font-family: SimSun;">.</span></span><span class="2TimesNewRoman19"><span lang="EN-US">O</span></span><span class="2"><span style="font-family: SimSun;">: </span></span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">給</span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">分配的10地址中的手動模式位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">X</span></span><span class="2"><span style="font-family: SimSun;">001</span></span><span class="2TimesNewRoman19"><span lang="EN-US">——PI</span></span><span class="2"><span style="font-family: SimSun;"> 0.5:</span></span><span class="2">人機界面</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">給</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">分配的10地址中的主軸正轉位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">Y</span></span><span class="2"><span style="font-family: SimSun;">000——</span></span><span class="2TimesNewRoman19"><span lang="EN-US">LQ</span></span><span class="2"><span style="font-family: SimSun;">0.</span></span><span class="2">1: </span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">給</span><span class="2TimesNewRoman19"><span lang="EN-US">SERCOS</span></span><span class="2">分配的主軸上電位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">Y</span></span><span class="2"><span style="font-family: SimSun;">001——</span></span><span class="2TimesNewRoman19"><span lang="EN-US">CQ</span></span><span class="2-1pt"><span lang="EN-US">5.2:</span></span><span class="2"><span lang="EN-US" style="font-family: SimSun;"> </span></span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">給</span><span class="2TimesNewRoman19"><span lang="EN-US">CNC</span></span><span class="2">分配的主軸正轉位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">Y</span></span><span class="2"><span style="font-family: SimSun;">002——</span></span><span class="2TimesNewRoman19"><span lang="EN-US">PQ</span></span><span class="2-1pt"><span lang="EN-US">0.3:</span></span><span class="2"><span lang="EN-US" style="font-family: SimSun;"> </span></span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">給人機界面</span><span class="2TimesNewRoman19"><span lang="EN-US">HMI</span></span><span class="2">分配的主軸正轉燈位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2TimesNewRoman19"><span lang="EN-US">Y</span></span><span class="2"><span style="font-family: SimSun;">003——</span></span><span class="2TimesNewRoman19"><span lang="EN-US">LQ</span></span><span class="2-1pt"><span lang="EN-US">4.1:</span></span><span class="2"><span lang="EN-US" style="font-family: SimSun;"> </span></span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">給</span><span class="2TimesNewRoman19"><span lang="EN-US">SERCOS</span></span><span class="2">分配的主軸正轉燈位</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:32.0pt;margin-bottom:.0001pt;text-indent:0cm;line-height:19.2pt; mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">另一方面，</span><span class="2TimesNewRoman19"><span lang="EN-US">SoftSERCANS</span></span><span class="2">卡在周期通訊的</span><span class="2TimesNewRoman19"><span lang="EN-US">CP</span></span><span class="2"><span style="font-family: SimSun;">4</span></span><span class="2">階段將雙口 </span><span class="2TimesNewRoman19"><span lang="EN-US">RAM</span></span><span class="2">數據打包</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:7.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:0cm;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"><span style="font-size: x-small;"><span class="2">發往各個從站，</span><span class="2TimesNewRoman19"><span lang="EN-US">PLCI</span></span><span class="2"><span style="font-family: SimSun;">/0</span></span><span class="2">從站總線控制器</span><span class="2TimesNewRoman19"><span lang="EN-US">DM</span></span><span class="2"><span style="font-family: SimSun;">9000</span></span><span class="2">接收并解析報文，處理后由五 </span><span class="21pt">軸數控<a href='http://www.www.htspipe.com.cn/' target='_blank'>加工中心</a>的2塊32位</span><span class="2TimesNewRoman19"><span lang="EN-US">I/O</span></span><span class="2">數字量輸出模塊輸出。</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:7.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:24.0pt;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"><span style="font-size: x-small;"><span class="2">其中第1塊數字量輸出模塊</span><span class="2TimesNewRoman19"><span lang="EN-US">WordO</span></span><span class="2">外部接線端子</span><span class="2"><span style="font-family: SimSun;">2.1</span></span><span class="2">輸出高電平信號，繼 電器</span><span class="2TimesNewRoman19"><span lang="EN-US">KA</span></span><span class="2"><span style="font-family: SimSun;">2</span></span><span class="2">接通，主軸電源控制電路上</span><span class="2TimesNewRoman19"><span lang="EN-US">KA</span></span><span class="2"><span style="font-family: SimSun;">2</span></span><span class="2">的常開觸點閉合，使主軸驅動器電 源主電路上的接觸器</span><span class="2TimesNewRoman19"><span lang="EN-US">KM2</span></span><span class="2">主觸頭閉合，向主軸驅動器發出使能信號，控制五 軸數控<a href='http://www.www.htspipe.com.cn/' target='_blank'>加工中心</a>主軸正轉，接線端子分配如圖</span><span class="2"><span style="font-family: SimSun;">5.4</span></span><span class="2">所示；第2塊數字量輸出模塊外 部接線端子</span><span class="2"><span style="font-family: SimSun;">2.1</span></span><span class="2">輸出高電平信號，接通五軸數控<a href='http://www.www.htspipe.com.cn/' target='_blank'>加工中心</a>操作面板上的主軸正轉指 示燈。</span></span><span class="275pt"><span style="font-size:7.5pt;mso-hansi-font-family:"Times New Roman""><o:p></o:p></span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:13.35pt; margin-left:8.0pt;text-align:justify;text-justify:inter-ideograph;text-indent: 24.0pt;line-height:19.45pt;mso-line-height-rule:exactly;background:transparent"><span style="font-size: x-small;"><span class="2">主軸反轉、主軸停止控制過程與按下主軸正轉按鈕的控制過程類似，這里 就不再一一解釋它們的執行過程。</span></span></p> <p class="640" style="margin-top:0cm;margin-right:0cm;margin-bottom:9.75pt; margin-left:0cm;text-align:justify;text-justify:inter-ideograph;text-indent: 0cm;line-height:14.0pt;mso-line-height-rule:exactly;mso-pagination:lines-together; page-break-after:avoid;tab-stops:17.7pt;background:transparent"><a name="bookmark27"></a><span style="font-size: x-small;"><a name="bookmark27"><!--[if !supportLists]--><span style="font-stretch: normal; line-height: normal; font-family: 'Times New Roman';"> </span><!--[endif]--><span class="64TimesNewRoman">5.4</span></a><span class="640pt1">本章小結</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:24.0pt;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"><span style="font-size: x-small;"><span class="2">本章分析了五軸<a href='http://www.www.htspipe.com.cn/' target='_blank'>數控加工中心</a>軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">所要控制的具體內容，根據五軸<a href='http://www.www.htspipe.com.cn/' target='_blank'>數控加工中心</a> 的控制邏輯編制了主軸正、反轉的控制程序，通過下載到軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">運行系統中運 行，實現了對五軸數控加工中心的主軸正、反轉控制，驗證了軟</span><span class="2TimesNewRoman19"><span lang="EN-US">PLC</span></span><span class="2">運行系統的有 效性。</span></span></p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:24.0pt;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"> </p> <p class="20" style="margin-top:0cm;margin-right:0cm;margin-bottom:0cm; margin-left:8.0pt;margin-bottom:.0001pt;text-align:justify;text-justify:inter-ideograph; text-indent:24.0pt;line-height:19.45pt;mso-line-height-rule:exactly;background: transparent"><span 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