diff --git a/pages/qrcode/index.js b/pages/qrcode/index.js
index 07490fb..613f799 100644
--- a/pages/qrcode/index.js
+++ b/pages/qrcode/index.js
@@ -223,6 +223,68 @@ Page({
         });
       }
     });
+  },
+
+  // 分享二维码
+  shareQRCode: function () {
+    const { qrCodeUrl } = this.data;
+    
+    if (!qrCodeUrl) {
+      wx.showToast({
+        title: '请先生成二维码',
+        icon: 'none',
+        duration: 2000
+      });
+      return;
+    }
+    
+    // 显示加载提示
+    wx.showLoading({
+      title: '准备分享...',
+      mask: true
+    });
+    
+    // 下载图片到本地临时文件
+    wx.downloadFile({
+      url: qrCodeUrl,
+      success: (res) => {
+        if (res.statusCode === 200) {
+          wx.hideLoading();
+          // 打开分享面板
+          wx.showShareImageMenu({
+            path: res.tempFilePath,
+            success: () => {
+              console.log('分享成功');
+            },
+            fail: (err) => {
+              console.error('分享失败:', err);
+              wx.showToast({
+                title: '分享失败，请重试',
+                icon: 'none',
+                duration: 2000
+              });
+            }
+          });
+        } else {
+          wx.hideLoading();
+          console.error('下载图片失败，状态码:', res.statusCode);
+          wx.showToast({
+            title: '下载图片失败，请重试',
+            icon: 'none',
+            duration: 2000
+          });
+        }
+      },
+      fail: (err) => {
+        wx.hideLoading();
+        console.error('下载图片失败:', err);
+        wx.showToast({
+          title: '分享失败，请重试',
+          icon: 'none',
+          duration: 2000
+        });
+      }
+    });
   }
 
 });
\ No newline at end of file
diff --git a/pages/qrcode/index.wxml b/pages/qrcode/index.wxml
index bc6a0ad..92743b3 100644
--- a/pages/qrcode/index.wxml
+++ b/pages/qrcode/index.wxml
@@ -51,6 +51,7 @@
   
   <view class="action-buttons">
     <button class="action-btn primary" bindtap="generateQRCode">生成邀请二维码</button>
+    <button wx:if="{{qrCodeUrl}}" class="action-btn primary" bindtap="shareQRCode">分享二维码</button>
   </view>
   
   <view class="footer">