diff --git a/src/views/modules/production-issue/directIssue.vue b/src/views/modules/production-issue/directIssue.vue
index b54a72a..eac58f9 100644
--- a/src/views/modules/production-issue/directIssue.vue
+++ b/src/views/modules/production-issue/directIssue.vue
@@ -262,6 +262,13 @@ export default {
 
     // 查询工单信息（使用ShopOrderLine方法）
     handleSearchWorkOrderByShopOrderLine() {
+      // 防重复提交：如果正在加载中，直接返回，等待上次请求完成
+      if (this.loading) {
+        console.log("正在加载中，防重复提交");
+        
+        return;
+      }
+
       if (!this.workOrderNo.trim()) {
         this.$message.warning("请输入工单号");
         return;
diff --git a/src/views/modules/production-issue/productionPicking.vue b/src/views/modules/production-issue/productionPicking.vue
index 01ecc4d..2002d4e 100644
--- a/src/views/modules/production-issue/productionPicking.vue
+++ b/src/views/modules/production-issue/productionPicking.vue
@@ -137,6 +137,11 @@ export default {
     },
     // 处理搜索（扫描领料申请单号）
     handleSearch() {
+      if (this.loading) {
+        console.log("正在加载中，防重复提交");
+        
+        return;
+      }
       const code = this.searchCode.trim()
       if (!code) {
         this.$message.warning('请扫描领料申请单号')
diff --git a/src/views/modules/production-return/productionReturnPicking.vue b/src/views/modules/production-return/productionReturnPicking.vue
index 97b574e..b0094d6 100644
--- a/src/views/modules/production-return/productionReturnPicking.vue
+++ b/src/views/modules/production-return/productionReturnPicking.vue
@@ -255,6 +255,12 @@ export default {
 
     // 查询工单信息（使用 getShopOrderLine 模糊查询）
     handleSearchWorkOrderByShopOrderLine() {
+      // 防重复提交：如果正在加载中，直接返回，等待上次请求完成
+      if (this.loading) {
+        console.log("正在加载中，防重复提交");
+        
+        return;
+      }
       if (!this.workOrderNo.trim()) {
         this.$message.warning("请输入工单号");
         return;