diff --git a/mhd_wms/src/main/java/com/mhd/wms/domain/inMaterialDetail/repository/persistence/InMaterialDetailImpl.java b/mhd_wms/src/main/java/com/mhd/wms/domain/inMaterialDetail/repository/persistence/InMaterialDetailImpl.java
index d02e44bbc..8236b5e2a 100644
--- a/mhd_wms/src/main/java/com/mhd/wms/domain/inMaterialDetail/repository/persistence/InMaterialDetailImpl.java
+++ b/mhd_wms/src/main/java/com/mhd/wms/domain/inMaterialDetail/repository/persistence/InMaterialDetailImpl.java
@@ -147,6 +147,10 @@ public class InMaterialDetailImpl extends ServiceImpl<InMaterialDetailMapper, In
             inMaterialDetail.setCreateBy(loginUser.getUserid());
             inMaterialDetail.setCreateByName(loginUser.getUsername());
             inMaterialDetail.setCreateTime(new Date());
+            // 新增入库单明细时，如果计划数量为空，则使用入库数量作为计划数量
+            if (inMaterialDetail.getQuantity() == null && inMaterialDetailDO.getInboundQuantity() != null) {
+                inMaterialDetail.setQuantity(inMaterialDetailDO.getInboundQuantity());
+            }
             inMaterialDetailList.add(inMaterialDetail);
         }
         return saveBatch(inMaterialDetailList);