diff --git a/src/api/purchase/purchase-return.js b/src/api/purchase/purchase-return.js
index bbc6d34..812a48b 100644
--- a/src/api/purchase/purchase-return.js
+++ b/src/api/purchase/purchase-return.js
@@ -34,4 +34,10 @@ export const getMaterialList = data => createAPI(`purchaseReturn/getMaterialList
  * 获取采购退货单明细卡片列表
  * @param {Object} data - 查询参数 {site, buNo, returnNo, warehouseId, searchCode}
  */
-export const getReturnDetailCards = data => createAPI(`purchaseReturn/getReturnDetailCards`, 'post', data)
\ No newline at end of file
+export const getReturnDetailCards = data => createAPI(`purchaseReturn/getReturnDetailCards`, 'post', data)
+
+/**
+ * 获取已扫描标签列表（从缓存表）
+ * @param {Object} data - 查询参数 {site, buNo, returnNo, relatedNo, relatedLineNo}
+ */
+export const getScannedLabelList = data => createAPI(`purchaseReturn/getScannedLabelList`, 'post', data)
\ No newline at end of file
diff --git a/src/views/modules/purchase-return/purchaseReturnDetail.vue b/src/views/modules/purchase-return/purchaseReturnDetail.vue
index e655a97..707a82a 100644
--- a/src/views/modules/purchase-return/purchaseReturnDetail.vue
+++ b/src/views/modules/purchase-return/purchaseReturnDetail.vue
@@ -163,7 +163,7 @@
 </template>
 
 <script>
-import { getReturnDetails, validateLabelWithReturn, confirmPurchaseReturn, getMaterialList } from "@/api/purchase/purchase-return.js";
+import { getReturnDetails, validateLabelWithReturn, confirmPurchaseReturn, getMaterialList, getScannedLabelList } from "@/api/purchase/purchase-return.js";
 import { getCurrentWarehouse } from '@/utils'
 import moment from 'moment';
 
@@ -174,6 +174,9 @@ export default {
       returnInfo: {},
       labelList: [],
       returnNo: '',
+      relatedNo: '',
+      relatedLineNo: '',
+      buNo: '',
       showMaterialDialog: false,
       materialList: [],
       materialListLoading: false,
@@ -199,33 +202,22 @@ export default {
       this.scanCode = '';
     },
 
-    // 验证标签并添加到列表
+    // 验证标签并添加到列表（调用存储过程）
     validateAndAddLabel(labelCode) {
       const params = {
         labelCode: labelCode,
         returnNo: this.returnNo,
-        warehouseId: getCurrentWarehouse(),
+        relatedNo: this.relatedNo,
+        relatedLineNo: this.relatedLineNo,
         site: localStorage.getItem('site'),
-        buNo: this.buNo
+        buNo: this.buNo,
+        operationType: 'I' // 添加标签
       };
       validateLabelWithReturn(params).then(({ data }) => {
         if (data && data.code === 0) {
-          // 检查是否已经扫描过
-          const exists = this.labelList.find(item => item.labelCode === labelCode);
-          if (exists) {
-            this.$message.warning('该标签已扫描，请勿重复扫描');
-            return;
-          }
-          // 添加到列表顶部（最后扫描的在最上面）
-          this.labelList.unshift({
-            id: Date.now(),
-            labelCode: labelCode,
-            partNo: data.data.partNo,
-            quantity: data.data.quantity,
-            batchNo: data.data.batchNo,
-            locationId: data.data.locationId
-          });
-          this.$message.success('操作成功');
+          this.$message.success('标签添加成功');
+          // 重新加载已扫描标签列表
+          this.loadScannedLabelList();
         } else {
           this.$message.error(data.msg || '该标签与退货单不符，请检查');
         }
@@ -235,18 +227,32 @@ export default {
       });
     },
 
-    // 通过条码移除标签
+    // 通过条码移除标签（调用存储过程）
     removeLabelByCode(labelCode) {
-      const index = this.labelList.findIndex(item => item.labelCode === labelCode);
-      if (index !== -1) {
-        this.labelList.splice(index, 1);
-        this.$message.success('操作成功');
-      } else {
-        this.$message.warning('未找到该标签');
-      }
+      const params = {
+        labelCode: labelCode,
+        returnNo: this.returnNo,
+        relatedNo: this.relatedNo,
+        relatedLineNo: this.relatedLineNo,
+        site: localStorage.getItem('site'),
+        buNo: this.buNo,
+        operationType: 'D' // 移除标签
+      };
+      validateLabelWithReturn(params).then(({ data }) => {
+        if (data && data.code === 0) {
+          this.$message.success('标签移除成功');
+          // 重新加载已扫描标签列表
+          this.loadScannedLabelList();
+        } else {
+          this.$message.error(data.msg || '移除失败');
+        }
+      }).catch(error => {
+        console.error('标签移除失败:', error);
+        this.$message.error('移除失败');
+      });
     },
 
-    // 确认退货
+    // 确认退货（调用存储过程）
     confirmReturn() {
       if (this.labelList.length === 0) {
         this.$message.warning('请先扫描标签');
@@ -256,14 +262,9 @@ export default {
         site: this.returnInfo.site,
         buNo: this.returnInfo.buNo,
         returnNo: this.returnNo,
-        warehouseId: getCurrentWarehouse(),
-        labels: this.labelList.map(label => ({
-          labelCode: label.labelCode,
-          partNo: label.partNo,
-          quantity: label.quantity,
-          batchNo: label.batchNo,
-          locationId: label.locationId
-        }))
+        relatedNo: this.relatedNo,
+        relatedLineNo: this.relatedLineNo,
+        locationCode: getCurrentWarehouse() // 库位号
       }
       confirmPurchaseReturn(params).then(({ data }) => {
         if (data && data.code === 0) {
@@ -358,6 +359,8 @@ export default {
       getReturnDetails(params).then(({ data }) => {
         if (data && data.code === 0) {
           this.returnInfo = data.data;
+          // 加载已扫描标签列表
+          this.loadScannedLabelList();
         } else {
           this.$message.error(data.msg || '获取退货单详情失败');
         }
@@ -365,6 +368,35 @@ export default {
         console.error('获取退货单详情失败:', error);
         this.$message.error('获取退货单详情失败');
       });
+    },
+
+    // 加载已扫描标签列表（从缓存表）
+    loadScannedLabelList() {
+      const params = {
+        site: localStorage.getItem('site'),
+        buNo: this.buNo,
+        returnNo: this.returnNo,
+        relatedNo: this.relatedNo,
+        relatedLineNo: this.relatedLineNo
+      };
+
+      getScannedLabelList(params).then(({ data }) => {
+        if (data && data.code === 0) {
+          // 格式化数据以匹配UI需求
+          this.labelList = (data.data || []).map(item => ({
+            id: Date.now() + Math.random(), // 生成唯一ID
+            labelCode: item.labelCode,
+            partNo: item.partNo,
+            quantity: item.quantity,
+            batchNo: item.batchNo || '',
+            locationId: item.locationId || ''
+          }));
+        } else {
+          console.error('获取已扫描标签列表失败:', data.msg);
+        }
+      }).catch(error => {
+        console.error('获取已扫描标签列表失败:', error);
+      });
     }
   },
 
@@ -372,6 +404,9 @@ export default {
     // 获取路由参数
     this.returnNo = this.$route.params.returnNo;
     this.buNo = this.$route.params.buNo;
+    this.relatedNo = this.$route.params.relatedNo || '';
+    this.relatedLineNo = this.$route.params.relatedLineNo || '';
+    
     if (!this.returnNo || !this.buNo) {
       this.$message.error('参数错误');
       this.$router.back();