diff --git a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesNcProcessingService.java b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesNcProcessingService.java
index 06afe66..c0a9705 100644
--- a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesNcProcessingService.java
+++ b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesNcProcessingService.java
@@ -370,6 +370,9 @@ public class MesNcProcessingService implements IMesNcProcessingService {
         String workCenterCode = null == model.getPartInspection() ? null : model.getPartInspection().getWorkCenterCode();
         assert model.getPartInspection() != null;
         model.getPartInspection().setQmsSync(CommonEnumUtil.TRUE_OR_FALSE.FALSE.getValue());
+        if (!Objects.equals(model.getPartInspection().getNcStatus(), MesExtEnumUtil.PART_INSPECTION_NC_STATUS.CREATE.getValue())) {
+            throw new ImppBusiException(String.format("零件【%s】已进行过NC处理，请勿重复操作！", part.getPartNo()));
+        }
         MesProduceSn sn = getProduceSn(model.getSn(), org);
         //武汉 会输入客户条码 todo 更新工单对应qcStatus
         boolean isWorkOrderQcStatus=false;