diff --git a/logPlus/formmultiheads.cpp b/logPlus/formmultiheads.cpp
index aa06182..e0cce74 100644
--- a/logPlus/formmultiheads.cpp
+++ b/logPlus/formmultiheads.cpp
@@ -386,7 +386,12 @@ void FormMultiHeads::getTableSize(int &iWidth, int &iHight)
     else {
         iHight = ui->tableWidget->height();
         iWidth = ui->tableWidget->width();
-        iHight = iHight + 9; //Margin上方
+        //
+        int left, top, right, bottom;
+        this->getContentsMargins(&left, &top, &right, &bottom);
+
+        //
+        iHight = iHight + top + bottom; //Margin上方
     }
 }
 
@@ -427,4 +432,11 @@ void FormMultiHeads::getTableSize_Biggest(int &iWidth_Big, int &iHight_Big)
             }
         }
     }
+
+    //
+    int left, top, right, bottom;
+    this->getContentsMargins(&left, &top, &right, &bottom);
+
+    iWidth_Big = iWidth_Big + left + right;
+    iHight_Big = iHight_Big + top + bottom;//Margin上方
 }
diff --git a/logPlus/mainwindowcurve.cpp b/logPlus/mainwindowcurve.cpp
index 614a1c9..8c671b4 100644
--- a/logPlus/mainwindowcurve.cpp
+++ b/logPlus/mainwindowcurve.cpp
@@ -5217,6 +5217,9 @@ void MainWindowCurve::s_showHeadTable_ByClick()
     if(m_fixwellsectionHeaderAc->isChecked())
     {
         QMessageBox::information(NULL,"提示","锁头完成！",QMessageBox::Ok);
+
+        //居中
+        emit sig_resizeWindow();
     }
 }
 
@@ -5261,9 +5264,6 @@ void MainWindowCurve::s_showHeadTable()
         }
         ui->verticalScrollBar->setRange(-m_iY2*100, -m_iY1*100 - iScreenHeight + iHScrollBarHeight);
         ui->verticalScrollBar->setValue(-m_iY2*100);
-
-        //居中
-        emit sig_resizeWindow();
     }
     else {
         //第一次显示，判断是否从json加载