diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillDetailServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillDetailServiceImpl.java
index 3b370e1f..1a0ec354 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillDetailServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillDetailServiceImpl.java
@@ -8,6 +8,8 @@ import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.klp.common.utils.StringUtils;
 import com.klp.common.exception.ServiceException;
+import com.klp.domain.WmsDeliveryWaybill;
+import com.klp.mapper.WmsDeliveryWaybillMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import com.klp.domain.bo.WmsDeliveryWaybillDetailBo;
@@ -20,6 +22,7 @@ import com.klp.service.IWmsDeliveryWaybillDetailService;
 import java.util.List;
 import java.util.Map;
 import java.util.Collection;
+import java.util.stream.Collectors;
 
 /**
  * 发货单明细Service业务层处理
@@ -33,6 +36,8 @@ public class WmsDeliveryWaybillDetailServiceImpl implements IWmsDeliveryWaybillD
 
     private final WmsDeliveryWaybillDetailMapper baseMapper;
 
+    private final WmsDeliveryWaybillMapper wmsDeliveryWaybillMapper;
+
     /**
      * 查询发货单明细
      */
@@ -98,6 +103,20 @@ public class WmsDeliveryWaybillDetailServiceImpl implements IWmsDeliveryWaybillD
      */
     @Override
     public Boolean updateByBo(WmsDeliveryWaybillDetailBo bo) {
+        // 检查关联的发货单主表状态，如果已发货则不允许修改
+        if (bo.getDetailId() != null) {
+            WmsDeliveryWaybillDetail existingDetail = baseMapper.selectById(bo.getDetailId());
+            if (existingDetail != null) {
+                // 查询关联的发货单状态
+                LambdaQueryWrapper<WmsDeliveryWaybill> waybillQueryWrapper = new LambdaQueryWrapper<>();
+                waybillQueryWrapper.eq(WmsDeliveryWaybill::getWaybillId, existingDetail.getWaybillId())
+                    .eq(WmsDeliveryWaybill::getStatus, 1); // 已发货状态
+
+                if (wmsDeliveryWaybillMapper.exists(waybillQueryWrapper)) {
+                    throw new RuntimeException("明细所属的发货单已发货，无法修改明细记录");
+                }
+            }
+        }
         WmsDeliveryWaybillDetail update = BeanUtil.toBean(bo, WmsDeliveryWaybillDetail.class);
         validEntityBeforeSave(update);
         return baseMapper.updateById(update) > 0;
@@ -141,7 +160,27 @@ public class WmsDeliveryWaybillDetailServiceImpl implements IWmsDeliveryWaybillD
     @Override
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if(isValid){
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 检查明细是否关联到已发货的运单
+            if (ids != null && !ids.isEmpty()) {
+                // 获取明细记录，以检查它们关联的运单ID
+                List<WmsDeliveryWaybillDetail> details = baseMapper.selectBatchIds(ids);
+                if (details != null && !details.isEmpty()) {
+                    // 提取关联的运单ID
+                    List<Long> waybillIds = details.stream()
+                        .map(WmsDeliveryWaybillDetail::getWaybillId)
+                        .distinct()
+                        .collect(Collectors.toList());
+
+                    // 检查这些运单是否已发货
+                    LambdaQueryWrapper<WmsDeliveryWaybill> waybillQueryWrapper = new LambdaQueryWrapper<>();
+                    waybillQueryWrapper.in(WmsDeliveryWaybill::getWaybillId, waybillIds)
+                        .eq(WmsDeliveryWaybill::getStatus, 1);
+
+                    if (wmsDeliveryWaybillMapper.exists(waybillQueryWrapper)) {
+                        throw new RuntimeException("明细所属的发货单已发货，无法删除明细记录");
+                    }
+                }
+            }
         }
         return baseMapper.deleteBatchIds(ids) > 0;
     }
diff --git a/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillServiceImpl.java b/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillServiceImpl.java
index 23ab68a8..f133c884 100644
--- a/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillServiceImpl.java
+++ b/klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryWaybillServiceImpl.java
@@ -136,6 +136,15 @@ public class WmsDeliveryWaybillServiceImpl implements IWmsDeliveryWaybillService
 
         // 级联删除发货单明细
         if (ids != null && !ids.isEmpty()) {
+            // 检查是否存在已发货的运单（状态为1），如果存在则抛出异常
+            LambdaQueryWrapper<WmsDeliveryWaybill> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.in(WmsDeliveryWaybill::getWaybillId, ids)
+                .eq(WmsDeliveryWaybill::getStatus, 1);
+
+            // 使用 exists 方法替代 selectList，提高性能
+            if (baseMapper.exists(queryWrapper)) {
+                throw new RuntimeException("已发货的发货单不能删除");
+            }
             // 构建查询条件，查找关联的明细记录
             LambdaQueryWrapper<WmsDeliveryWaybillDetail> detailWrapper =
                 Wrappers.<WmsDeliveryWaybillDetail>lambdaQuery()