diff --git a/dao/pallet_type_dao.py b/dao/pallet_type_dao.py
index 00869e4..a8b0c3f 100644
--- a/dao/pallet_type_dao.py
+++ b/dao/pallet_type_dao.py
@@ -103,7 +103,6 @@ class PalletTypeDAO:
                     'sort_order': row[5]
                 }
                 pallet_types.append(pallet_type)
-            
             return pallet_types
         except Exception as e:
             logging.error(f"获取托盘类型失败: {str(e)}")
@@ -144,7 +143,27 @@ class PalletTypeDAO:
         except Exception as e:
             logging.error(f"获取托盘类型失败: {str(e)}")
             return None
-    
+    def get_pallet_type_by_type(self,pallet_type):
+        """根据托盘类型获取托盘信息
+        Args:
+            pallet_type: 托盘类型
+        Returns:
+            dict: 托盘类型信息，未找到则返回None
+        """
+        try:
+            sql = """
+            SELECT id, type_name, operation_type, description, enabled, sort_order
+            FROM pallet_types
+            WHERE type_name = ? AND is_deleted = FALSE
+            """
+            params = (pallet_type, )
+            self.db.cursor.execute(sql, params)
+            results = self.db.cursor.fetchall()
+            pallet_type_dict = {row[1]:row[5] for row in results}
+            return pallet_type_dict
+        except Exception as e:
+            logging.error(f"获取托盘类型失败: {str(e)}")
+            return {}
     def create_pallet_type(self, data, username='system'):
         """创建托盘类型
         
diff --git a/db/jtDB.db b/db/jtDB.db
index 95c908a..a75867c 100644
Binary files a/db/jtDB.db and b/db/jtDB.db differ
diff --git a/utils/pallet_type_manager.py b/utils/pallet_type_manager.py
index 57ff650..be86039 100644
--- a/utils/pallet_type_manager.py
+++ b/utils/pallet_type_manager.py
@@ -134,4 +134,19 @@ class PalletTypeManager:
         result = self.dao.toggle_pallet_type(pallet_type_id, enabled, username)
         if result:
             self.reload_pallet_types()
-        return result 
\ No newline at end of file
+        return result 
+    def get_pallet_type_by_type(self, pallet_type):
+        """根据托盘类型值获取托盘数据
+
+        Args:
+            pallet_type: 托盘类型
+
+        Returns:
+            dict: 托盘明细, 没有返回None
+        """ 
+
+        result = self.dao.get_pallet_type_by_type(pallet_type)
+        if result:
+            return result
+        else:
+            return None
\ No newline at end of file
diff --git a/widgets/main_window.py b/widgets/main_window.py
index 7cf4ce3..2be467b 100644
--- a/widgets/main_window.py
+++ b/widgets/main_window.py
@@ -254,7 +254,7 @@ class MainWindow(MainWindowUI):
         # 创建对话框
         dialog = QDialog(self)
         dialog.setWindowTitle("上料操作")
-        dialog.setFixedSize(400, 250)
+        dialog.setFixedSize(300, 200)
         
         # 对话框布局
         layout = QVBoxLayout(dialog)
@@ -302,10 +302,10 @@ class MainWindow(MainWindowUI):
             modbus = ModbusUtils()
             client = modbus.get_client()
             try:
-                # 上料 D2 寄存器写入 1
-                if modbus.write_register_until_success(client, 2, 1):
+                # 上料 D2 寄存器写入 1 ,D0 寄存器写入托盘类型
+                if modbus.write_register_until_success(client, 2, 1) and modbus.write_register_until_success(client, 0, selected_type):
                     # 创建状态标签并显示在右上角
-                    self.show_operation_status("上料中", "input", selected_type)
+                    self.show_operation_status("上料托盘", "input", selected_type)
                 else:
                     QMessageBox.information(self, "操作提示", "上料失败")
             except Exception as e:
@@ -319,7 +319,7 @@ class MainWindow(MainWindowUI):
         # 创建对话框
         dialog = QDialog(self)
         dialog.setWindowTitle("下料操作")
-        dialog.setFixedSize(400, 250)
+        dialog.setFixedSize(300, 200)
         
         # 对话框布局
         layout = QVBoxLayout(dialog)
@@ -358,19 +358,20 @@ class MainWindow(MainWindowUI):
         
         # 显示对话框
         result = dialog.exec()
-        
+    
         # 如果用户确认，则执行下料操作
         if result == QDialog.Accepted:
             selected_type = pallet_combo.currentText()
-            
+            # 获取托盘的排序，该顺序影响着下料寄存器的写入值 切记，需要和 PLC 确认沟通完成后才能修改排序值
+            pallets_dict = self.pallet_type_manager.get_pallet_type_by_type(selected_type)
             # 执行Modbus操作
             modbus = ModbusUtils()
             client = modbus.get_client()
             try:
-                # 下料 D3 寄存器写入 1
-                if modbus.write_register_until_success(client, 3, 1):
+                #TODO: 下料 D3 寄存器写入 1 D1 寄存器写入托盘类型
+                if modbus.write_register_until_success(client, 3, 1) and modbus.write_register_until_success(client, 1, pallets_dict.get(selected_type)):
                     # 创建状态标签并显示在右上角
-                    self.show_operation_status("下料中", "output", selected_type)
+                    self.show_operation_status("下料托盘", "output", selected_type)
                 else:
                     QMessageBox.information(self, "操作提示", "下料失败")
             except Exception as e: