diff --git a/web/src/main/java/com/zhehekeji/web/service/PlcService.java b/web/src/main/java/com/zhehekeji/web/service/PlcService.java
index 396f499..31e731f 100644
--- a/web/src/main/java/com/zhehekeji/web/service/PlcService.java
+++ b/web/src/main/java/com/zhehekeji/web/service/PlcService.java
@@ -629,7 +629,7 @@ public class PlcService {
      * @return
      */
     @Transactional
-    public List<EmptyCheckPic> emptyCheck04(ECResultMessage ecResultMessage ){
+    public synchronized List<EmptyCheckPic>  emptyCheck04(ECResultMessage ecResultMessage ){
         EmptyCheckPic emptyCheckPic = new EmptyCheckPic(
                 ecResultMessage.getEmptyCheckMsg().substring(ecResultMessage.getEmptyCheckMsg()
                                 .lastIndexOf(";",ecResultMessage.getEmptyCheckMsg().lastIndexOf(";")-1)+1,
@@ -647,7 +647,7 @@ public class PlcService {
         gyrateCameraByCode(cameraId,"C2-IN"+leftOrRight);
         //等待2s再拍照
         try {
-            Thread.sleep(1000l);
+            Thread.sleep(3000l);
         } catch (InterruptedException e) {
             e.printStackTrace();
         }
@@ -666,7 +666,7 @@ public class PlcService {
             gyrateCameraByCode(cameraId,"C2-OUT"+leftOrRight);
             //等待2s再拍照
             try {
-                Thread.sleep(1000l);
+                Thread.sleep(3000l);
             } catch (InterruptedException e) {
                 e.printStackTrace();
             }
diff --git a/web/src/main/java/com/zhehekeji/web/service/client/Decoder.java b/web/src/main/java/com/zhehekeji/web/service/client/Decoder.java
index 949ff23..a6a44fc 100644
--- a/web/src/main/java/com/zhehekeji/web/service/client/Decoder.java
+++ b/web/src/main/java/com/zhehekeji/web/service/client/Decoder.java
@@ -219,8 +219,6 @@ public class Decoder extends DelimiterBasedFrameDecoder {
                     PuTianNettyClient.write(ptData);
                     //返回结尾货位两侧的照片(EC04)（易高发送）
                     //照片
-
-
                     List<EmptyCheckPic> emptyCheckPics = plcService.emptyCheck04(ecResultMessage);
                     String webPicPath = plcService.getWebPicPath();
                     if(emptyCheckPics.size() > 1){