feat: 新增检验数据查询接口，优化主窗口防抖机制及数据处理逻辑

dao/inspection_dao.py

@@ -1138,4 +1138,55 @@ class InspectionDAO:
             return True
         except Exception as e:
             logging.error(f"删除包装记录失败: {str(e)}")
-            return False
+            return False
+    def get_inspection_data_by_config(self, order_id, gc_note, tray_id, position, config_id):
+        """根据工程号、托盘号、位置和配置ID查询检验数据
+        
+        Args:
+            order_id: 订单号
+            gc_note: 工程号
+            tray_id: 托盘号
+            position: 位置序号
+            config_id: 配置ID
+            
+        Returns:
+            dict: 检验数据记录，如果不存在则返回None
+        """
+        try:
+            # 使用SQLUtils获取数据库连接
+            sql = """
+                SELECT id, order_id, gc_note, position, config_id, value, status, remark, tray_id, create_time, update_time
+                FROM wsbz_inspection_data
+                WHERE order_id = ? AND gc_note = ? AND tray_id = ? AND position = ? AND config_id = ?
+                ORDER BY update_time DESC
+                LIMIT 1
+            """
+            
+            with SQLUtils('sqlite', database='db/jtDB.db') as db:
+                # 执行查询
+                db.cursor.execute(sql, (order_id, gc_note, tray_id, position, config_id))
+                
+                # 获取结果
+                row = db.cursor.fetchone()
+            
+            # 如果有结果，转换为字典
+            if row:
+                return {
+                    'id': row[0],
+                    'order_id': row[1],
+                    'gc_note': row[2],
+                    'position': row[3],
+                    'config_id': row[4],
+                    'value': row[5],
+                    'status': row[6],
+                    'remark': row[7],
+                    'tray_id': row[8],
+                    'create_time': row[9],
+                    'update_time': row[10]
+                }
+            else:
+                return None
+                
+        except Exception as e:
+            logging.error(f"查询检验数据失败: {str(e)}")
+            return None

utils/modbus_monitor.py

@@ -48,7 +48,7 @@ class ModbusMonitor(QObject):
     register_error = Signal(int, str)
     monitor_status_changed = Signal(bool, str)
     
-    def __init__(self, polling_interval=1.0, max_errors=3, retry_interval=5.0):
+    def __init__(self, polling_interval=0.5, max_errors=3, retry_interval=5.0):
         """
         初始化Modbus监控器