diff --git a/hb_client/src/views/mtm/materialdo.vue b/hb_client/src/views/mtm/materialdo.vue
index af831ea..317fcf4 100644
--- a/hb_client/src/views/mtm/materialdo.vue
+++ b/hb_client/src/views/mtm/materialdo.vue
@@ -1025,7 +1025,8 @@
         while (n--) {
           bufferArray[n] = bytes.charCodeAt(n);
         }
-        return new File([bufferArray ],{ type:'image/png'});
+        // let fileOfBlob = new File([bufferArray], new Date()+'.jpg');
+        return new File([bufferArray ],'draw.jpg');
       },
 
       //新增记录表