diff --git a/workflow_service/comfyui_client.py b/workflow_service/comfyui_client.py
index 95e27e6..818870a 100644
--- a/workflow_service/comfyui_client.py
+++ b/workflow_service/comfyui_client.py
@@ -1,4 +1,5 @@
 import asyncio
+import base64
 import json
 import logging
 import os
@@ -7,7 +8,7 @@ import uuid
 import websockets
 from collections import defaultdict
 from datetime import datetime
-from typing import Dict, Any, Optional, List, Set
+from typing import Dict, Any, Optional, List, Set, Union
 
 import aiohttp
 from aiohttp import ClientTimeout
@@ -309,7 +310,9 @@ async def execute_prompt_on_server(
     client_id = str(uuid.uuid4())
 
     # 应用请求数据到工作流
-    patched_workflow = patch_workflow(workflow_data, api_spec, request_data)
+    patched_workflow = await patch_workflow(
+        workflow_data, api_spec, request_data, server
+    )
 
     # 转换为prompt格式
     prompt = convert_workflow_to_prompt_api_format(patched_workflow)
@@ -438,10 +441,11 @@ def parse_api_spec(workflow_data: dict) -> Dict[str, Dict[str, Any]]:
     return spec
 
 
-def patch_workflow(
+async def patch_workflow(
     workflow_data: dict,
     api_spec: dict[str, dict[str, Any]],
     request_data: dict[str, Any],
+    server: ComfyUIServer,
 ) -> dict:
     """
     将request_data中的参数值，patch到workflow_data中。并返回修改后的workflow_data。
@@ -501,6 +505,8 @@ def patch_workflow(
 
         # 在正确的位置上更新值
         try:
+            if target_node.get("type") == "LoadImage":
+                value = await upload_image_to_comfy(value, server)
             target_node["widgets_values"][target_widget_index] = target_type(value)
         except (ValueError, TypeError) as e:
             logger.warning(
@@ -779,3 +785,35 @@ async def _get_execution_results_legacy(
         raise e
 
     return aggregated_outputs
+
+
+async def upload_image_to_comfy(file_path: str, server: ComfyUIServer) -> str:
+    """
+    上传文件到服务器。
+    file 是一个http链接
+    返回一个名称
+    """
+    file_name = file_path.split("/")[-1]
+    file_data = await download_file(file_path)
+
+    form_data = aiohttp.FormData()
+    form_data.add_field("image", file_data, filename=file_name, content_type="image/*")
+    form_data.add_field("type", "input")
+
+    async with aiohttp.ClientSession() as session:
+        async with session.post(
+            f"{server.http_url}/api/upload/image", data=form_data
+        ) as response:
+            response.raise_for_status()
+            result = await response.json()
+            return result["name"]
+
+
+async def download_file(src: str) -> bytes:
+    """
+    下载文件到本地。
+    """
+    async with aiohttp.ClientSession() as session:
+        async with session.get(src) as response:
+            response.raise_for_status()
+            return await response.read()
diff --git a/workflow_service/main.py b/workflow_service/main.py
index fe76cb1..0863b99 100644
--- a/workflow_service/main.py
+++ b/workflow_service/main.py
@@ -15,11 +15,6 @@ from pydantic import BaseModel
 from workflow_service import comfyui_client
 from workflow_service import database
 from workflow_service.utils.s3_client import upload_file_to_s3
-from workflow_service.comfyui_client import (
-    ComfyUIExecutionError,
-    queue_manager,
-    submit_workflow_to_queue,
-)
 from workflow_service.config import Settings
 
 settings = Settings()
@@ -197,8 +192,11 @@ async def run_workflow(
         api_spec = comfyui_client.parse_api_spec(workflow)
 
         # 提交到队列
-        workflow_run_id = await submit_workflow_to_queue(
-            workflow_name=workflow_name, workflow_data=workflow, api_spec=api_spec, request_data=data
+        workflow_run_id = await comfyui_client.submit_workflow_to_queue(
+            workflow_name=workflow_name,
+            workflow_data=workflow,
+            api_spec=api_spec,
+            request_data=data,
         )
 
         return JSONResponse(
@@ -220,7 +218,7 @@ async def get_run_status(workflow_run_id: str):
     获取工作流执行状态。
     """
     try:
-        status = await queue_manager.get_task_status(workflow_run_id)
+        status = await comfyui_client.queue_manager.get_task_status(workflow_run_id)
         return status
     except Exception as e:
         raise HTTPException(status_code=500, detail=f"获取状态失败: {str(e)}")
@@ -232,13 +230,13 @@ async def get_metrics():
     获取队列状态概览。
     """
     try:
-        pending_count = len(queue_manager.pending_tasks)
-        running_count = len(queue_manager.running_tasks)
+        pending_count = len(comfyui_client.queue_manager.pending_tasks)
+        running_count = len(comfyui_client.queue_manager.running_tasks)
 
         return {
             "pending_tasks": pending_count,
             "running_tasks": running_count,
-            "total_servers": len(queue_manager.running_tasks),
+            "total_servers": len(comfyui_client.queue_manager.running_tasks),
             "queue_manager_status": "active",
         }
     except Exception as e: