diff --git a/widgets/main_window.py b/widgets/main_window.py
index 9ffb070..ddb4688 100644
--- a/widgets/main_window.py
+++ b/widgets/main_window.py
@@ -29,6 +29,7 @@ from PySide6.QtWidgets import (
 )
 from PySide6.QtCore import Qt, QTimer, Slot
 from PySide6.QtGui import QBrush, QColor
+import time
 
 # 导入UI
 from ui.main_window_ui import MainWindowUI
@@ -57,6 +58,12 @@ class MainWindow(MainWindowUI):
         self._loading_data_in_progress = False # 数据加载状态标志，防止循环调用
         self._current_order_code = None  # 存储当前订单号
         
+        # 称重相关变量
+        self._last_weight = None  # 上一次的称重值
+        self._weight_stable_time = None  # 重量开始稳定的时间
+        self._weight_stable_threshold = 2  # 重量稳定阈值（秒）
+        self._weight_tolerance = 1  # 重量波动容差（克）
+        
         # 设置窗口标题
         if user_name and corp_name:
             self.setWindowTitle(f"腾智微丝产线包装系统 ({corp_name})")
@@ -1632,6 +1639,42 @@ class MainWindow(MainWindowUI):
         # 更新UI显示
         self.weight_label.setText(f"重量: {weight}g")
         
+        try:
+            current_time = time.time()
+            
+            # 检查重量是否在容差范围内保持稳定
+            if self._last_weight is None:
+                # 第一次收到重量数据
+                self._last_weight = weight
+                self._weight_stable_time = current_time
+                return
+            
+            # 检查重量变化是否在容差范围内
+            if abs(weight - self._last_weight) <= self._weight_tolerance:
+                # 重量稳定，检查是否达到稳定时间阈值
+                if self._weight_stable_time is None:
+                    self._weight_stable_time = current_time
+                elif current_time - self._weight_stable_time >= self._weight_stable_threshold:
+                    # 重量已经稳定指定时间，可以处理数据
+                    self._process_stable_weight(weight)
+                    # 重置稳定时间，等待下一次称重
+                    self._weight_stable_time = None
+                    self._last_weight = None
+            else:
+                # 重量发生变化，重置稳定时间
+                self._weight_stable_time = None
+                self._last_weight = weight
+            
+        except Exception as e:
+            logging.error(f"处理称重数据时发生错误: {str(e)}")
+            # 确保重新连接信号
+            try:
+                self.process_table.cellChanged.connect(self.handle_inspection_cell_changed)
+            except:
+                pass
+
+    def _process_stable_weight(self, weight):
+        """处理稳定的称重数据"""
         try:
             # 获取数据行数
             if self.process_table.rowCount() <= 2:  # 没有数据行
@@ -1672,31 +1715,35 @@ class MainWindow(MainWindowUI):
             except:
                 pass
                 
-            # 设置称重值单元格
+            # 将克转换为千克
+            weight_kg = weight / 1000.0
+            
+            # 设置称重值单元格（显示克）
             weight_item = QTableWidgetItem(str(weight))
             weight_item.setTextAlignment(Qt.AlignCenter)
             self.process_table.setItem(data_row, weight_col, weight_item)
             
-            # 保存到数据库
+            # 保存到数据库（保存千克）
             tray_id = self.tray_edit.currentText()
-            self.save_inspection_data(self._current_order_code, gc_note, tray_id, 12, 12, str(weight), "pass")
+            self.save_inspection_data(self._current_order_code, gc_note, tray_id, 12, 12, str(weight_kg), "pass")
             
-            # 保存净重到数据库（毛重-工字轮重量，TODO ：先默认工字轮重量为10g后续从接口获取）
+            # 保存净重到数据库（毛重-工字轮重量，单位都是千克）
             from dao.inspection_dao import InspectionDAO
             inspection_dao = InspectionDAO()
             gzl_zl = inspection_dao.get_gzl_zl(self._current_order_code)
-            net_weight = float(weight) - float(gzl_zl)
-            self.save_inspection_data(self._current_order_code, gc_note, tray_id, 13, 13, str(net_weight), "pass")
+            net_weight_kg = weight_kg - float(gzl_zl)
+            self.save_inspection_data(self._current_order_code, gc_note, tray_id, 13, 13, str(net_weight_kg), "pass")
 
-            # 设置净重单元格
-            net_weight_item = QTableWidgetItem(str(net_weight))
+            # 设置净重单元格（显示克）
+            net_weight_g = net_weight_kg * 1000
+            net_weight_item = QTableWidgetItem(str(int(net_weight_g)))
             net_weight_item.setTextAlignment(Qt.AlignCenter)
             self.process_table.setItem(data_row, net_weight_col, net_weight_item)
 
             # 重新连接信号
             self.process_table.cellChanged.connect(self.handle_inspection_cell_changed)
             
-            logging.info(f"已将称重数据 {weight}g 写入行 {data_row}, 列 {weight_col}")
+            logging.info(f"已将稳定的称重数据 {weight}g ({weight_kg}kg) 写入行 {data_row}, 列 {weight_col}")
 
             # TODO：调用称重打印，进行下一步打印
         except Exception as e: