diff --git a/mhd_wms/src/main/java/com/mhd/wms/application/service/stockShelfOrder/StockShelfOrderApplicationService.java b/mhd_wms/src/main/java/com/mhd/wms/application/service/stockShelfOrder/StockShelfOrderApplicationService.java
index 21906dc2e..5f17c83ab 100644
--- a/mhd_wms/src/main/java/com/mhd/wms/application/service/stockShelfOrder/StockShelfOrderApplicationService.java
+++ b/mhd_wms/src/main/java/com/mhd/wms/application/service/stockShelfOrder/StockShelfOrderApplicationService.java
@@ -522,8 +522,8 @@ public class StockShelfOrderApplicationService {
     }
 
     /**
-     * 扁平化明细：主行保留父子结构；展示「已上架」= 主行累计 + 各子行累计（不含 parent_copy 镜像行，避免与主行重复）。
-     * 上架状态按「汇总已上架 qtySum」与主行计划量比较推导，与域服务分批/完成上架的 1/2/3/4/5 含义一致。
+     * 扁平化明细：主行保留父子结构；主行「已上架数量」与上架状态仍按主行+子行汇总（与分批场景一致）。
+     * 主行净重/毛重/体积/面积<strong>不再</strong>用主+子汇总覆盖，保留库表主行单行值（子行仍为自身行明细）。
      *
      * @param shelfOrderCompleted 上架单是否已整单完成（status=3）；为 true 时少上为 4，与域服务完成口径一致
      */
@@ -553,17 +553,9 @@ public class StockShelfOrderApplicationService {
                 continue;
             }
             BigDecimal qtySum = sumAlreadyShelvesUnderPlanParent(parent, allNodes);
-            BigDecimal netSum = sumAlreadyShelfMetricUnderPlanParent(parent, allNodes, ShelfMaterialDetailPO::getAlreadyShelvesNetWeight);
-            BigDecimal grossSum = sumAlreadyShelfMetricUnderPlanParent(parent, allNodes, ShelfMaterialDetailPO::getAlreadyShelvesGrossWeight);
-            BigDecimal volSum = sumAlreadyShelfMetricUnderPlanParent(parent, allNodes, ShelfMaterialDetailPO::getAlreadyShelvesVolume);
-            BigDecimal areaSum = sumAlreadyShelfMetricUnderPlanParent(parent, allNodes, ShelfMaterialDetailPO::getAlreadyShelvesArea);
             Integer derived = deriveShelfStatusFromAggregatedVsPlan(qtySum, parent.getQuantity(), shelfOrderCompleted);
 
             parent.setAlreadyShelvesQuantity(qtySum);
-            parent.setAlreadyShelvesNetWeight(netSum);
-            parent.setAlreadyShelvesGrossWeight(grossSum);
-            parent.setAlreadyShelvesVolume(volSum);
-            parent.setAlreadyShelvesArea(areaSum);
             if (derived != null) {
                 parent.setShelvesStatus(derived);
             }
@@ -724,6 +716,36 @@ public class StockShelfOrderApplicationService {
         return sum;
     }
 
+    /**
+     * 计划主行维度累计（重量/体面积）：主行库表单行 + 树下 level=2 子行。
+     * 待上架展示用「计划 − 已上架」时，子行需按整卡扣减；主行接口字段不再汇总后仍用此合计参与计算。
+     */
+    private static BigDecimal sumShelfPlanRowAggregatedAlreadyMetric(ShelfMaterialDetailPO planParent,
+            Function<ShelfMaterialDetailPO, BigDecimal> alreadyGetter) {
+        if (planParent == null || alreadyGetter == null) {
+            return BigDecimal.ZERO;
+        }
+        BigDecimal base = alreadyGetter.apply(planParent);
+        BigDecimal sum = base != null ? base : BigDecimal.ZERO;
+        List<ShelfMaterialDetailPO> ch = planParent.getChildren();
+        if (CollectionUtils.isEmpty(ch)) {
+            return sum;
+        }
+        for (ShelfMaterialDetailPO c : ch) {
+            if (c == null || c.getLevel() == null || c.getLevel() != 2) {
+                continue;
+            }
+            if (planParent.getUniqueId() != null && planParent.getUniqueId().equals(c.getUniqueId())) {
+                continue;
+            }
+            BigDecimal v = alreadyGetter.apply(c);
+            if (v != null) {
+                sum = sum.add(v);
+            }
+        }
+        return sum;
+    }
+
     /** 计划父行：level=1 自身；level=2 则按 parent_unique_id 定位主计划行（对齐收货 {@code resolveReceiptPlanParentRow}） */
     private static ShelfMaterialDetailPO resolveShelfPlanParentRow(ShelfMaterialDetailPO db,
             List<ShelfMaterialDetailPO> dbList) {
@@ -1072,12 +1094,12 @@ public class StockShelfOrderApplicationService {
             BigDecimal alreadyVol = d.getAlreadyShelvesVolume() != null ? d.getAlreadyShelvesVolume() : BigDecimal.ZERO;
             BigDecimal alreadyArea = d.getAlreadyShelvesArea() != null ? d.getAlreadyShelvesArea() : BigDecimal.ZERO;
 
-            // level=2 子行：与收货一致，用计划主行汇总后的累计已上架（flatten 后主行已为主+子合计）
+            // level=2 子行：计划为整张卡；已上架量用主行+子行 DB 累计之和（主行自身字段不再汇总时仍按整卡扣计划）
             if (planParent != null && d.getLevel() != null && d.getLevel() == 2) {
-                alreadyNet = planParent.getAlreadyShelvesNetWeight() != null ? planParent.getAlreadyShelvesNetWeight() : BigDecimal.ZERO;
-                alreadyGross = planParent.getAlreadyShelvesGrossWeight() != null ? planParent.getAlreadyShelvesGrossWeight() : BigDecimal.ZERO;
-                alreadyVol = planParent.getAlreadyShelvesVolume() != null ? planParent.getAlreadyShelvesVolume() : BigDecimal.ZERO;
-                alreadyArea = planParent.getAlreadyShelvesArea() != null ? planParent.getAlreadyShelvesArea() : BigDecimal.ZERO;
+                alreadyNet = sumShelfPlanRowAggregatedAlreadyMetric(planParent, ShelfMaterialDetailPO::getAlreadyShelvesNetWeight);
+                alreadyGross = sumShelfPlanRowAggregatedAlreadyMetric(planParent, ShelfMaterialDetailPO::getAlreadyShelvesGrossWeight);
+                alreadyVol = sumShelfPlanRowAggregatedAlreadyMetric(planParent, ShelfMaterialDetailPO::getAlreadyShelvesVolume);
+                alreadyArea = sumShelfPlanRowAggregatedAlreadyMetric(planParent, ShelfMaterialDetailPO::getAlreadyShelvesArea);
             }
 
             // 参考收货：只对「有计划值」的字段覆盖 total*，否则保留原 total*
diff --git a/mhd_wms/src/main/java/com/mhd/wms/domain/receiptMaterialDetail/repository/persistence/ReceiptMaterialDetailImpl.java b/mhd_wms/src/main/java/com/mhd/wms/domain/receiptMaterialDetail/repository/persistence/ReceiptMaterialDetailImpl.java
index e6ba18b33..5fa17dd3b 100644
--- a/mhd_wms/src/main/java/com/mhd/wms/domain/receiptMaterialDetail/repository/persistence/ReceiptMaterialDetailImpl.java
+++ b/mhd_wms/src/main/java/com/mhd/wms/domain/receiptMaterialDetail/repository/persistence/ReceiptMaterialDetailImpl.java
@@ -407,6 +407,8 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
                 // 如果获取失败，记录日志但继续处理
             }
         }
+        // 仅按「本入库单」与 material_inventory.in_order_number 比对批次是否冲突；避免其它单据已落库的批次拦截本单首笔收货
+        String currentInOrderNumber = resolveCurrentInOrderNumberForBatchReceipt(stockReceiptOrderDO);
         
         //批量新增或修改物料信息
         List<ReceiptMaterialDetail> receiptMaterialDetailList = new ArrayList<>();
@@ -416,7 +418,7 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
         for (ReceiptMaterialDetailDO receiptMaterialDetailDO : receiptMaterialDetailDOList){
             extractBatchAttributesToReceiptDetail(receiptMaterialDetailDO);
             // 自动生成批次号并校验唯一性（包括子项）
-            generateAndValidateBatchNumber(receiptMaterialDetailDO, shipperId);
+            generateAndValidateBatchNumber(receiptMaterialDetailDO, shipperId, currentInOrderNumber);
             // 当 materialMoreDetailList 为空时（如 PDA 未传），从 receiptMaterialDetailDO 的 batch_number、material_status_code 等字段构建，确保更多属性能保存并回显
             if (CollectionUtils.isEmpty(receiptMaterialDetailDO.getMaterialMoreDetailList())) {
                 receiptMaterialDetailDO.setMaterialMoreDetailList(buildMaterialMoreDetailFromReceiptFields(receiptMaterialDetailDO));
@@ -1204,27 +1206,51 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
         );
     }
 
+    /**
+     * 解析本笔收货对应的入库单号：DO 未带时从收货单主表补全，供批次校验限定「本单」范围。
+     */
+    private String resolveCurrentInOrderNumberForBatchReceipt(StockReceiptOrderDO stockReceiptOrderDO) {
+        if (stockReceiptOrderDO == null) {
+            return null;
+        }
+        String in = stockReceiptOrderDO.getInOrderNumber();
+        if (StringUtils.isNotBlank(in)) {
+            return in.trim();
+        }
+        Long receiptOrderId = stockReceiptOrderDO.getReceiptOrderId();
+        if (receiptOrderId == null) {
+            return null;
+        }
+        StockReceiptOrder head = stockReceiptOrderMapper.selectById(receiptOrderId);
+        if (head != null && StringUtils.isNotBlank(head.getInOrderNumber())) {
+            return head.getInOrderNumber().trim();
+        }
+        return null;
+    }
+
     /**
      * @description 自动生成批次号并校验唯一性
      * @author Auto
      * @date 2026/1/28
      * @param receiptMaterialDetailDO 收货明细
      * @param shipperId 货主ID
+     * @param currentInOrderNumber 当前入库单号，与 material_inventory.in_order_number 一致时才视为本单内批次冲突
      * @return void
      */
-    private void generateAndValidateBatchNumber(ReceiptMaterialDetailDO receiptMaterialDetailDO, Long shipperId) {
+    private void generateAndValidateBatchNumber(ReceiptMaterialDetailDO receiptMaterialDetailDO, Long shipperId,
+            String currentInOrderNumber) {
         if (receiptMaterialDetailDO == null) {
             return;
         }
         
         // 处理当前明细
-        processBatchNumberForDetail(receiptMaterialDetailDO, shipperId);
+        processBatchNumberForDetail(receiptMaterialDetailDO, shipperId, currentInOrderNumber);
         
         // 递归处理子项
         List<ReceiptMaterialDetailDO> children = receiptMaterialDetailDO.getChildren();
         if (!CollectionUtils.isEmpty(children)) {
             for (ReceiptMaterialDetailDO child : children) {
-                generateAndValidateBatchNumber(child, shipperId);
+                generateAndValidateBatchNumber(child, shipperId, currentInOrderNumber);
             }
         }
     }
@@ -1235,9 +1261,11 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
      * @date 2026/1/28
      * @param receiptMaterialDetailDO 收货明细
      * @param shipperId 货主ID
+     * @param currentInOrderNumber 当前入库单号
      * @return void
      */
-    private void processBatchNumberForDetail(ReceiptMaterialDetailDO receiptMaterialDetailDO, Long shipperId) {
+    private void processBatchNumberForDetail(ReceiptMaterialDetailDO receiptMaterialDetailDO, Long shipperId,
+            String currentInOrderNumber) {
         if (receiptMaterialDetailDO == null) {
             return;
         }
@@ -1252,21 +1280,25 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
             receiptMaterialDetailDO.setBatchNumber(batchNumber);
         }
         
-        // 校验批次号唯一性：货主+商品+库存属性值相同时，批次号不能重复
+        // 校验批次号：仅本入库单范围内，货主+商品+库存属性+批次在库存中是否已存在（不同入库单允许相同批次号）
         if (shipperId != null && materialBaseInfoId != null && batchNumber != null && !batchNumber.trim().isEmpty()) {
-            // 使用 LambdaQueryWrapper 查询库存表中是否存在相同的货主+商品+库存属性值+批次号的记录
+            if (StringUtils.isBlank(currentInOrderNumber)) {
+                log.warn("batchReceiptUpdate：未解析到入库单号，跳过库存批次重复校验，receiptOrderNumber={}",
+                        receiptMaterialDetailDO != null ? receiptMaterialDetailDO.getReceiptOrderNumber() : null);
+                return;
+            }
             com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper<MaterialInventory> wrapper =
                     new com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper<MaterialInventory>()
                             .eq(MaterialInventory::getShipperId, shipperId)
                             .eq(MaterialInventory::getMaterialBaseInfoId, materialBaseInfoId)
                             .eq(MaterialInventory::getBatchNumber, batchNumber)
-                            .eq(MaterialInventory::getDelFlag, 1);
+                            .eq(MaterialInventory::getDelFlag, 1)
+                            .eq(MaterialInventory::getInOrderNumber, currentInOrderNumber);
             
             // 如果库存属性值不为空，需要精确匹配；如果为空，查询库存属性值为空或null的记录
             if (materialStatusCode != null && !materialStatusCode.trim().isEmpty()) {
                 wrapper.eq(MaterialInventory::getMaterialStatusCode, materialStatusCode);
             } else {
-                // 如果库存属性值为空，查询库存属性值为null或空字符串的记录
                 wrapper.and(w -> w.isNull(MaterialInventory::getMaterialStatusCode)
                         .or()
                         .eq(MaterialInventory::getMaterialStatusCode, ""));
@@ -1274,12 +1306,13 @@ public class ReceiptMaterialDetailImpl extends ServiceImpl<ReceiptMaterialDetail
             
             List<MaterialInventory> existingInventoryList = materialInventoryMapper.selectList(wrapper);
             
-            // 如果存在相同的货主+商品+库存属性值+批次号的记录，抛出异常
             if (!CollectionUtils.isEmpty(existingInventoryList)) {
                 String statusCodeDesc = (materialStatusCode != null && !materialStatusCode.trim().isEmpty()) 
                         ? "，库存属性值：" + materialStatusCode 
                         : "，库存属性值：空";
-                throw new ServiceException("批次号【" + batchNumber + "】已存在，货主ID【" + shipperId + "】+商品ID【" + materialBaseInfoId + "】" + statusCodeDesc + "相同的记录不允许使用重复的批次号");
+                throw new ServiceException("批次号【" + batchNumber + "】在本入库单「" + currentInOrderNumber
+                        + "」下已存在库存，货主ID【" + shipperId + "】+商品ID【" + materialBaseInfoId + "】" + statusCodeDesc
+                        + "，不允许重复使用");
             }
         }
     }