diff --git a/src/views/plan/RealTimeInventory.vue b/src/views/plan/RealTimeInventory.vue
index 1a9d5c5..935824a 100644
--- a/src/views/plan/RealTimeInventory.vue
+++ b/src/views/plan/RealTimeInventory.vue
@@ -806,6 +806,12 @@ const handleCellClick = async (row, column, cell, event) => {
     return;
   }
   
+  // 如果激活了其他单元格，先取消所有之前的激活状态（单选模式）
+  if (activeCells.value.size > 0) {
+    console.log('取消所有之前激活的单元格:', Array.from(activeCells.value));
+    activeCells.value.clear();
+  }
+  
   // 获取对应的机台信息和轴数
   let equipmentCode = 'QB002'; // 默认值
   let axleNumber = '左边'; // 默认值