diff --git a/AlgorithmModule/src/CameraCheckAnalysisy.cpp b/AlgorithmModule/src/CameraCheckAnalysisy.cpp
index dd8e123..68ef754 100644
--- a/AlgorithmModule/src/CameraCheckAnalysisy.cpp
+++ b/AlgorithmModule/src/CameraCheckAnalysisy.cpp
@@ -167,14 +167,22 @@ int CameraCheckAnalysisy::Detect_Pre()
 	// 				 pImageResult->result->in_shareImage->strCameraName, pImageResult->result->in_shareImage->strChannel);
 
 	// 简单硬拼接：img 在左，img_B 在右，拼接结果写回 img
+	// 水平方向有overlap，拼接时固定去掉左图最右边overlap区域
 	if (pImageResult->result->in_shareImage->img.size() != pImageResult->result->in_shareImage->img_B.size() ||
 		pImageResult->result->in_shareImage->img.type() != pImageResult->result->in_shareImage->img_B.type())
 	{
 		m_pdetlog->AddCheckstr(PrintLevel_1, "Detect_Pre", "Cam   %s ==================img size/type != img_B ", strBasic.c_str());
 		return 1;
 	}
+	const int overlap = 1056;
+	if (pImageResult->result->in_shareImage->img.cols <= overlap)
+	{
+		m_pdetlog->AddCheckstr(PrintLevel_1, "Detect_Pre", "Cam   %s ==================img.cols <= overlap %d ", strBasic.c_str(), overlap);
+		return 1;
+	}
 	cv::Mat merge_img;
-	cv::hconcat(pImageResult->result->in_shareImage->img, pImageResult->result->in_shareImage->img_B, merge_img);
+	cv::hconcat(pImageResult->result->in_shareImage->img(cv::Rect(0, 0, pImageResult->result->in_shareImage->img.cols - overlap, pImageResult->result->in_shareImage->img.rows)),
+				pImageResult->result->in_shareImage->img_B, merge_img);
 	pImageResult->result->in_shareImage->img = merge_img;
 
 	// 拼接完成后 img_B 不再需要，立即释放内存