diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
index d7e5c3c39..789f3aea4 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
@@ -113,6 +113,7 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
     boolean requireApplyLaStrangulationSuccess = false;
     boolean requireEmptyInSuccess = false;
     boolean requireEmptyOutSuccess = false;
+    boolean requiresShipDeviceUpdate = false;
     private int instruction_finished_time_out;
 
     int branchProtocol = 0;
@@ -161,6 +162,9 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
                     message = null;
                     inst_message = null;
                     this.clearWrite();
+                    if (last_move == 1) {
+                        this.requiresShipDeviceUpdate = false;
+                    }
                 }
                 logServer.deviceItemValue(this.device_code, "move", String.valueOf(move));
                 logServer.deviceExecuteLog(this.device_code, "", "", "信号move：" + last_move + "->" + move);
@@ -239,10 +243,6 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
             message = "";
             Instruction instruction = null;
             List toInstructions;
-            if (last_move == 1 && move == 0) {
-                // 有货变无货请求lms
-                this.shipDeviceUpdate();
-            }
 
 
 //            if (mode == 2 && move != 0 && task > 0) {
@@ -269,6 +269,9 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
                     if (move > 0 && !requireSucess) {
                         instruction_require();
                     }
+                    if (!requiresShipDeviceUpdate) {
+                        this.shipDeviceUpdate();
+                    }
                     break;
                 case 4:
                     //申请捆扎
@@ -320,6 +323,8 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
         }};
 
         acsToWmsService.shipDeviceUpdate(param);
+
+        this.requiresShipDeviceUpdate = true;
     }