分模候选方案

src/api/routes.py

@@ -102,7 +102,7 @@ async def upload_stp(
     # 创建处理任务记录
     await storage_service.create_processing_task(db_session, task_id, stp_file.id)
 
-    # 创建任务记录（Redis 为主，内存为兼容回退）
+    # 创建任务记录（Redis 为主，内存作为兼容回退）
     task_info = create_task_info(
         task_id=task_id,
         status=ProcessingStatus.PROCESSING,
@@ -114,10 +114,13 @@ async def upload_stp(
     await redis_task_manager.set_task(task_id, task_info)
     tasks[task_id] = task_info
 
-    # 后台处理（统一走 ProcessingService，使用独立数据库会话）
+    # 后台处理走统一编排服务，避免请求会话在后台失效
     background_tasks.add_task(
         processing_service.process_file_with_storage,
-        task_id, file_path, stp_file.id, material
+        task_id,
+        file_path,
+        stp_file.id,
+        material,
     )
 
     return {
@@ -146,7 +149,6 @@ async def get_status(task_id: str, db_session: AsyncSession = Depends(get_db_ses
     try:
         task_view = await TaskQueryService.get_task_view(db_session, task_id)
         if task_view is None:
-            # 兼容老的仅内存任务
             if task_id in tasks:
                 return tasks[task_id]
             raise HTTPException(404, "任务不存在")

src/api/v1/__init__.py

@@ -1 +1,16 @@
-# api/v1/__init__.py
+from fastapi import APIRouter
+
+from api.v1.health_router import router as health_router
+from api.v1.upload_router import router as upload_router
+from api.v1.task_router import router as task_router
+from api.v1.history_router import router as history_router
+from api.v1.debug_router import router as debug_router
+from api.v1.advanced_router import router as advanced_router
+
+router = APIRouter()
+router.include_router(health_router)
+router.include_router(upload_router)
+router.include_router(task_router)
+router.include_router(history_router)
+router.include_router(debug_router)
+router.include_router(advanced_router)

src/api/v1/advanced_router.py

@@ -0,0 +1,352 @@
+from pathlib import Path
+import os
+
+from fastapi import APIRouter, Depends, HTTPException, Request
+
+from services.auth_service import get_current_active_user
+from models.database import User
+from utils.logger import get_logger
+from api.routes import (
+    tasks,
+    cavity_layout_optimizer,
+    mold_system_designer,
+    side_action_designer,
+    mold_cam_designer,
+    collision_detector,
+    toolpath_optimizer,
+    edm_designer,
+    machining_simulator,
+    cad_exporter,
+)
+
+logger = get_logger(__name__)
+
+router = APIRouter()
+
+
+@router.post("/optimize-layout")
+async def optimize_cavity_layout(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """多型腔布局优化"""
+    body = await request.json()
+    product_bbox = body.get("product_bbox", {"dimensions": [100, 100, 50]})
+    cavity_count = body.get("cavity_count", 1)
+    mold_base_size = body.get("mold_base_size")
+    layout_type = body.get("layout_type", "auto")
+
+    if cavity_count < 1 or cavity_count > 64:
+        raise HTTPException(400, "型腔数量必须在 1-64 之间")
+
+    result = cavity_layout_optimizer.optimize_layout(
+        product_bbox=product_bbox,
+        cavity_count=cavity_count,
+        mold_base_size=mold_base_size,
+        layout_type=layout_type,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.post("/design-cooling")
+async def design_cooling_system(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """冷却系统设计"""
+    body = await request.json()
+    mold_size = body.get("mold_size", {"length": 300, "width": 300, "height": 200})
+    product_bbox = body.get("product_bbox", {"dimensions": [100, 100, 50]})
+    material = body.get("material", "ABS")
+    cavity_count = body.get("cavity_count", 1)
+    cycle_time_target = body.get("cycle_time_target")
+
+    from core.mold_system_designer import CoolingSystemDesigner
+
+    designer = CoolingSystemDesigner()
+    result = designer.design_cooling_system(
+        mold_size=mold_size,
+        product_bbox=product_bbox,
+        material=material,
+        cavity_count=cavity_count,
+        cycle_time_target=cycle_time_target,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.post("/design-gating")
+async def design_gating_system(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """浇注系统设计"""
+    body = await request.json()
+    product_bbox = body.get("product_bbox", {"dimensions": [100, 100, 50]})
+    material = body.get("material", "ABS")
+    cavity_count = body.get("cavity_count", 1)
+    gate_type = body.get("gate_type", "auto")
+    layout_positions = body.get("layout_positions")
+
+    from core.mold_system_designer import GatingSystemDesigner
+
+    designer = GatingSystemDesigner()
+    result = designer.design_gating_system(
+        product_bbox=product_bbox,
+        material=material,
+        cavity_count=cavity_count,
+        gate_type=gate_type,
+        layout_positions=layout_positions,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.post("/design-mold-system")
+async def design_complete_mold_system(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """综合模具系统设计（冷却+浇注）"""
+    body = await request.json()
+    mold_size = body.get("mold_size", {"length": 300, "width": 300, "height": 200})
+    product_bbox = body.get("product_bbox", {"dimensions": [100, 100, 50]})
+    material = body.get("material", "ABS")
+    cavity_count = body.get("cavity_count", 1)
+    gate_type = body.get("gate_type", "auto")
+    cycle_time_target = body.get("cycle_time_target")
+    layout_positions = body.get("layout_positions")
+
+    result = mold_system_designer.design_complete_system(
+        mold_size=mold_size,
+        product_bbox=product_bbox,
+        material=material,
+        cavity_count=cavity_count,
+        gate_type=gate_type,
+        cycle_time_target=cycle_time_target,
+        layout_positions=layout_positions,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.post("/ai-parting-detect")
+async def ai_parting_surface_detect(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """AI 分型面检测"""
+    body = await request.json()
+    task_id = body.get("task_id")
+
+    if not task_id or task_id not in tasks:
+        raise HTTPException(404, "任务不存在")
+
+    task_data = tasks[task_id]
+    geometry_data = task_data.get("geometry_data")
+    if not geometry_data:
+        raise HTTPException(400, "该任务尚未完成几何分析")
+
+    from core.ai_parting_detector import AIPartingSurfaceDetectorV2
+
+    detector = AIPartingSurfaceDetectorV2(use_gnn=True)
+    result = detector._detect_with_geometry(None, geometry_data)
+    return {"status": "success", "data": result}
+
+
+@router.post("/detect-undercuts")
+async def detect_undercuts(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """倒扣区域检测与滑块/斜顶机构设计"""
+    body = await request.json()
+    task_id = body.get("task_id")
+    parting_direction = body.get("parting_direction", [0, 0, 1])
+    mold_size = body.get("mold_size", {"length": 300, "width": 300, "height": 200})
+
+    if not task_id or task_id not in tasks:
+        raise HTTPException(404, "任务不存在")
+
+    task_data = tasks[task_id]
+    geometry_data = task_data.get("geometry_data")
+    if not geometry_data:
+        raise HTTPException(400, "该任务尚未完成几何分析")
+
+    result = side_action_designer.analyze_and_design(
+        shape=None,
+        parting_direction=parting_direction,
+        mold_size=mold_size,
+    )
+    return {"status": "success", "data": result}
+
+
+@router.post("/design-cam")
+async def design_mold_cam(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """模具CAM刀路设计"""
+    body = await request.json()
+    cavity_bbox = body.get("cavity_bbox", {"dimensions": [100, 100, 50], "min": [-50, -50, -25], "max": [50, 50, 25]})
+    stock_bbox = body.get("stock_bbox", {"dimensions": [150, 150, 100], "min": [-75, -75, -50], "max": [75, 75, 50]})
+    mold_steel = body.get("mold_steel", "P20")
+    surface_quality = body.get("surface_quality", "standard")
+    controller = body.get("controller", "fanuc")
+
+    result = mold_cam_designer.design_mold_cam(
+        cavity_bbox=cavity_bbox,
+        stock_bbox=stock_bbox,
+        mold_steel=mold_steel,
+        surface_quality=surface_quality,
+        controller=controller,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.post("/check-collision")
+async def check_toolpath_collision(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """刀路碰撞检测"""
+    body = await request.json()
+    toolpath_points = body.get("toolpath_points", [[0, 0, 50], [10, 10, -5], [20, 20, -10]])
+    tool = body.get("tool", {"diameter": 10, "flute_length": 30, "shank_diameter": 10})
+    stock_bbox = body.get("stock_bbox", {"min": [-50, -50, -25], "max": [50, 50, 25]})
+    clamp_positions = body.get("clamp_positions")
+
+    result = collision_detector.check_toolpath_safety(
+        toolpath_points, tool, stock_bbox, clamp_positions
+    )
+    return {"status": "success", "data": result}
+
+
+@router.post("/optimize-toolpath")
+async def optimize_toolpath(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """刀路优化"""
+    body = await request.json()
+    toolpath_points = body.get("toolpath_points", [[0, 0, 50], [10, 10, -5], [20, 20, -10]])
+    cutting_params = body.get("cutting_params", {"feed_rate_mm_min": 500})
+    stock_bbox = body.get("stock_bbox")
+
+    result = toolpath_optimizer.optimize_toolpath(
+        toolpath_points, cutting_params, stock_bbox
+    )
+    return {"status": "success", "data": result}
+
+
+@router.post("/design-electrodes")
+async def design_edm_electrodes(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """EDM电极设计"""
+    body = await request.json()
+    undercut_regions = body.get("undercut_regions", [{"center": [0, 0, 0], "area": 100, "type": "undercut"}])
+    cavity_bbox = body.get("cavity_bbox", {"dimensions": [100, 100, 50]})
+    material = body.get("material", "copper")
+    spark_gap = body.get("spark_gap", 0.05)
+    overburn = body.get("overburn", 0.1)
+
+    result = edm_designer.design_electrodes(
+        undercut_regions, cavity_bbox, material, spark_gap, overburn
+    )
+    return {"status": "success", "data": result}
+
+
+@router.post("/simulate-machining")
+async def simulate_machining(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """加工仿真"""
+    body = await request.json()
+    operations = body.get("operations", [{"strategy": "z_level_roughing", "levels": [{"z": -5}]}])
+    stock_bbox = body.get("stock_bbox", {"dimensions": [100, 100, 50], "min": [-50, -50, -25], "max": [50, 50, 25]})
+    resolution = body.get("resolution", 2.0)
+
+    result = machining_simulator.simulate_machining(
+        operations, stock_bbox, resolution
+    )
+    return {"status": "success", "data": result}
+
+
+@router.post("/export-mold")
+async def export_mold_results(
+    request: Request,
+    current_user: User = Depends(get_current_active_user),
+):
+    """导出模具设计结果（STEP/IGES/STL/BRep）"""
+    body = await request.json()
+    task_id = body.get("task_id")
+    formats = body.get("formats", ["step", "stl"])
+    components = body.get("components", ["cavity", "core"])
+
+    if not task_id or task_id not in tasks:
+        raise HTTPException(404, "任务不存在")
+
+    task_data = tasks[task_id]
+    cavity_shapes = task_data.get("cavity_shapes")
+    if not cavity_shapes:
+        raise HTTPException(400, "该任务尚未完成模具生成或形状数据不可用")
+
+    base_filename = Path(task_data.get("filename", f"mold_{task_id}")).stem
+    result = cad_exporter.export_mold_results(
+        cavity_data=cavity_shapes,
+        base_filename=base_filename,
+        formats=formats,
+        components=components,
+    )
+
+    return {"status": "success", "data": result}
+
+
+@router.get("/export-download/{filepath:path}")
+async def download_export_file(
+    filepath: str,
+    current_user: User = Depends(get_current_active_user),
+):
+    """下载导出的CAD文件"""
+    from fastapi.responses import FileResponse
+
+    full_path = os.path.join(cad_exporter.output_dir, filepath)
+
+    if not os.path.exists(full_path):
+        raise HTTPException(404, "文件不存在")
+
+    if not os.path.abspath(full_path).startswith(os.path.abspath(cad_exporter.output_dir)):
+        raise HTTPException(403, "禁止访问")
+
+    media_types = {
+        ".step": "application/step",
+        ".stp": "application/step",
+        ".iges": "application/iges",
+        ".igs": "application/iges",
+        ".stl": "model/stl",
+        ".brep": "application/octet-stream",
+    }
+
+    ext = Path(full_path).suffix.lower()
+    media_type = media_types.get(ext, "application/octet-stream")
+
+    return FileResponse(
+        full_path,
+        media_type=media_type,
+        filename=os.path.basename(full_path),
+    )
+
+
+@router.get("/export-recommendations")
+async def get_export_recommendations(
+    target: str = "ug",
+    current_user: User = Depends(get_current_active_user),
+):
+    """获取导出格式建议（UG/FreeCAD/SolidWorks）"""
+    result = cad_exporter.get_export_recommendations(target)
+    return {"status": "success", "data": result}

src/api/v1/upload_router.py

@@ -15,6 +15,7 @@ from sqlalchemy.ext.asyncio import AsyncSession
 from services.auth_service import get_current_active_user
 from services.processing_service import processing_service
 from models.database import User
+from api.routes import tasks as legacy_tasks
 
 logger = get_logger(__name__)
 
@@ -65,6 +66,7 @@ async def upload_stp(
         upload_time=str(datetime.now())
     )
     await redis_task_manager.set_task(task_id, task_info)
+    legacy_tasks[task_id] = task_info
 
     # 后台处理（使用独立数据库会话，避免请求会话关闭问题）
     background_tasks.add_task(

src/core/aluminum_foam_mold.py

@@ -310,43 +310,6 @@ class AluminumFoamMoldGenerator(BaseMoldGenerator):
         1. 优先选择 Z 轴方向分型（上下开模）
         2. 分型面位置选在产品的最大轮廓处，即包围盒的 Z 方向中心
         """
-<<<<<<< HEAD
-        primary_parting = self._detect_primary_parting(shape, analysis)
-        parting_surface = primary_parting["surface"]
-        parting_line = self.optimize_parting_line(primary_parting["line"])
-        primary_direction = primary_parting["direction"]
-
-        additional_surfaces = []
-
-        bbox = analysis["bounding_box"]
-        center = bbox["center"]
-
-        dims = bbox["dimensions"]
-        max_dim = max(dims)
-        min_dim = min(dims)
-
-        if max_dim / min_dim > 5:
-            vertical_plane = gp_Pln(gp_Pnt(center[0], center[1], center[2]), gp_Dir(1, 0, 0))
-            try:
-                vertical_surface = BRepBuilderAPI_MakeFace(vertical_plane).Face()
-                additional_surfaces.append({
-                    "surface": vertical_surface,
-                    "direction": [1, 0, 0],
-                    "reason": "产品扁平，需要垂直分型"
-                })
-            except Exception:
-                pass
-=======
-        # 1. 尝试 AI 模型
-        if self.ai_parting_detector is not None:
-            try:
-                ai_result = self.ai_parting_detector.detect(shape, analysis)
-                if ai_result:
-                    return self._create_parting_surface_from_ai(ai_result, analysis)
-            except Exception as e:
-                logger.warning(f"AI 分型面检测失败: {e}")
-
-        # 2. 泡沫模具强制 Z 轴方向分型（上下开模）
         bbox = analysis["bounding_box"]
         center = bbox["center"]
         primary_direction = [0, 0, 1]  # Z 轴方向
@@ -364,26 +327,40 @@ class AluminumFoamMoldGenerator(BaseMoldGenerator):
 
         logger.info(f"泡沫模具 Z 轴分型面: Z={parting_z:.2f} mm (包围盒中心)")
 
-        # 3. 计算分型线
+        parting_line = self.optimize_parting_line(
-        parting_line = self._calculate_parting_line(shape, parting_surface)
+            self._calculate_parting_line(shape, parting_surface)
->>>>>>> 77c4885a4020b609f4964184661f42e936814c4f
+        )
+
+        additional_surfaces = []
+        dims = bbox["dimensions"]
+        max_dim = max(dims)
+        min_dim = min(dims)
+
+        if min_dim > 0 and max_dim / min_dim > 5:
+            vertical_plane = gp_Pln(
+                gp_Pnt(center[0], center[1], center[2]),
+                gp_Dir(1, 0, 0),
+            )
+            try:
+                vertical_surface = BRepBuilderAPI_MakeFace(vertical_plane).Face()
+                additional_surfaces.append({
+                    "surface": vertical_surface,
+                    "direction": [1, 0, 0],
+                    "reason": "产品扁平，需要辅助垂直分型参考",
+                })
+            except Exception:
+                pass
 
         return {
             "primary_surface": parting_surface,
             "primary_line": parting_line,
             "primary_direction": primary_direction,
-<<<<<<< HEAD
-            "confidence": primary_parting["confidence"],
-            "method": primary_parting["method"],
-            "additional_surfaces": additional_surfaces,
-            "surface_count": 1 + len(additional_surfaces)
-=======
             "confidence": 0.95,  # Z 轴分型置信度高
-            "additional_surfaces": [],
+            "method": "z_axis_rule",
-            "surface_count": 1,
+            "additional_surfaces": additional_surfaces,
+            "surface_count": 1 + len(additional_surfaces),
             "parting_direction": "Z",
             "parting_position_z": parting_z,
->>>>>>> 77c4885a4020b609f4964184661f42e936814c4f
         }
 
     def _build_undercut_regions(self, undercut_analysis: Dict[str, Any]) -> List[Dict[str, Any]]:
@@ -463,120 +440,6 @@ class AluminumFoamMoldGenerator(BaseMoldGenerator):
 
         except Exception:
             return 50.0
-<<<<<<< HEAD
-
-=======
-    
-    def _apply_shrinkage_compensation(self, shape: Any) -> Any:
-        """应用收缩率补偿（铝泡沫版本）"""
-        # 铝泡沫收缩率通常较大
-        scale_factor = 1.0 + self.shrinkage_rate
-        
-        trsf = gp_Trsf()
-        trsf.SetScale(gp_Pnt(0, 0, 0), scale_factor)
-        
-        try:
-            scaled_shape = BRepBuilderAPI_Transform(shape, trsf, True).Shape()
-            logger.info(f"收缩率补偿应用: {self.shrinkage_rate*100:.2f}%")
-            return scaled_shape
-        except Exception as e:
-            logger.error(f"收缩补偿失败: {e}")
-            return shape
-    
-    def _apply_draft_angles(self, shape: Any, parting_surface: Any) -> Any:
-        """应用拔模角（改进版）"""
-        # 获取分型面法向量作为拔模方向
-        try:
-            surface = BRepAdaptor_Surface(parting_surface)
-            draft_direction = surface.Plane().Position().Direction()
-            
-            logger.info(f"应用拔模角: {self.draft_angle}°, 方向: ({draft_direction.X():.3f}, {draft_direction.Y():.3f}, {draft_direction.Z():.3f})")
-            
-            # 注意：完整的拔模实现需要更复杂的 BRepOffsetAPI_DraftAngle
-            # 这里简化处理，返回原始形状
-            return shape
-            
-        except Exception as e:
-            logger.warning(f"拔模角处理失败: {e}")
-            return shape
-    
-    def _split_cavity_core(self, shape: Any, parting_surface: Any) -> Tuple[Any, Any]:
-        """
-        按分型面将模具分为 A 板（定模/型腔侧）和 B 板（动模/型芯侧）
-
-        流程：
-        1. 创建模具块（包围产品的长方体）
-        2. 用分型面水平切出上半块和下半块
-        3. 从上半块减去产品 → A 板（含型腔负形）
-        4. 从下半块减去产品 → B 板（含型芯负形）
-        """
-        try:
-            # 获取产品边界框
-            bbox = Bnd_Box()
-            brepbndlib_Add(shape, bbox)
-            xmin, ymin, zmin, xmax, ymax, zmax = bbox.Get()
-
-            # 获取分型面 Z 位置（包围盒 Z 中心）
-            parting_z = (zmin + zmax) / 2
-
-            # 模具块尺寸（比产品大一圈余量）
-            margin = 25
-            mold_xmin = xmin - margin
-            mold_ymin = ymin - margin
-            mold_zmin = zmin - margin
-            mold_xmax = xmax + margin
-            mold_ymax = ymax + margin
-            mold_zmax = zmax + margin
-
-            # Step 1: 创建整块模具
-            mold_block = BRepPrimAPI_MakeBox(
-                gp_Pnt(mold_xmin, mold_ymin, mold_zmin),
-                gp_Pnt(mold_xmax, mold_ymax, mold_zmax)
-            ).Shape()
-
-            # Step 2: 用分型面切出上下半块
-            # 创建一个足够大的水平切割面（分型面 Z 位置）
-            cutting_plane = gp_Pln(gp_Pnt(0, 0, parting_z), gp_Dir(0, 0, 1))
-            cutting_face = BRepBuilderAPI_MakeFace(cutting_plane).Face()
-
-            # 创建上半空间和下半空间的实体
-            # 上半块: 从 parting_z 到 mold_zmax
-            upper_block = BRepPrimAPI_MakeBox(
-                gp_Pnt(mold_xmin, mold_ymin, parting_z),
-                gp_Pnt(mold_xmax, mold_ymax, mold_zmax)
-            ).Shape()
-
-            # 下半块: 从 mold_zmin 到 parting_z
-            lower_block = BRepPrimAPI_MakeBox(
-                gp_Pnt(mold_xmin, mold_ymin, mold_zmin),
-                gp_Pnt(mold_xmax, mold_ymax, parting_z)
-            ).Shape()
-
-            # Step 3: 从上半块减去产品 → A 板（定模）
-            a_plate_op = BRepAlgoAPI_Cut(upper_block, shape)
-            if a_plate_op.IsDone():
-                a_plate = a_plate_op.Shape()
-                logger.info(f"A板（定模）生成成功: Z={parting_z:.1f} ~ {mold_zmax:.1f}")
-            else:
-                logger.warning("A板布尔减法失败，使用上半块")
-                a_plate = upper_block
-
-            # Step 4: 从下半块减去产品 → B 板（动模）
-            b_plate_op = BRepAlgoAPI_Cut(lower_block, shape)
-            if b_plate_op.IsDone():
-                b_plate = b_plate_op.Shape()
-                logger.info(f"B板（动模）生成成功: Z={mold_zmin:.1f} ~ {parting_z:.1f}")
-            else:
-                logger.warning("B板布尔减法失败，使用下半块")
-                b_plate = lower_block
-
-            return a_plate, b_plate
-
-        except Exception as e:
-            logger.error(f"分模失败: {e}")
-            return shape, shape
-    
->>>>>>> 77c4885a4020b609f4964184661f42e936814c4f
     def _generate_mold_block(self, cavity: Any, analysis: Dict) -> Any:
         """生成完整的模具块（包含A/B板结构）"""
         try:
@@ -656,20 +519,6 @@ class AluminumFoamMoldGenerator(BaseMoldGenerator):
         }
 
     def _calculate_clamping_force(self, analysis: Dict) -> str:
-<<<<<<< HEAD
-        """估算锁模力"""
-        volume_cm3 = analysis.get("volume", 0) / 1000
-
-        if volume_cm3 < 10:
-            return "30-50 吨"
-        elif volume_cm3 < 50:
-            return "50-100 吨"
-        elif volume_cm3 < 200:
-            return "100-200 吨"
-        else:
-            return "200+ 吨"
-
-=======
         """
         估算锁模力（泡沫模具专用）
 
@@ -694,7 +543,6 @@ class AluminumFoamMoldGenerator(BaseMoldGenerator):
         weight_g = volume_cm3 * self.material_density
         return f"{weight_g:.2f} g"
 
->>>>>>> 77c4885a4020b609f4964184661f42e936814c4f
     def _estimate_wall_thickness(self, analysis: Dict) -> str:
         """估算壁厚范围"""
         volume = analysis.get("volume", 0)

src/core/base_mold_generator.py

@@ -224,180 +224,6 @@ class BaseMoldGenerator:
             logger.error(f"产品几何分析失败: {e}")
             raise
 
-    def _analyze_parting_direction(self, shape: Any) -> Dict[str, Any]:
-        """
-        分析主分型方向。
-
-        使用面积加权的面法向统计，作为普通模具与铝泡沫模具的统一几何回退。
-        """
-        face_normals = []
-        face_areas = []
-        explorer = TopExp_Explorer(shape, TopAbs_FACE)
-
-        while explorer.More():
-            face = TopoDS_Face(explorer.Current())
-            explorer.Next()
-
-            try:
-                normal = self._get_face_normal(face)
-                if normal is None:
-                    continue
-
-                face_props = GProp_GProps()
-                brepgprop.SurfaceProperties(face, face_props)
-                area = max(float(face_props.Mass()), 1e-6)
-
-                face_normals.append(np.array([normal.X(), normal.Y(), normal.Z()], dtype=np.float64))
-                face_areas.append(area)
-            except Exception as e:
-                logger.debug(f"分型方向面分析失败: {e}")
-
-        if not face_normals:
-            return {
-                "primary_direction": [0.0, 0.0, 1.0],
-                "confidence": 0.5,
-                "face_count": 0,
-            }
-
-        normals = np.array(face_normals, dtype=np.float64)
-        areas = np.array(face_areas, dtype=np.float64)
-        total_area = float(areas.sum())
-        if total_area > 1e-6:
-            weights = areas / total_area
-            weighted_normal = np.sum(normals * weights[:, np.newaxis], axis=0)
-        else:
-            weighted_normal = np.mean(normals, axis=0)
-
-        norm = np.linalg.norm(weighted_normal)
-        if norm > 1e-6:
-            weighted_normal /= norm
-        else:
-            weighted_normal = np.array([0.0, 0.0, 1.0], dtype=np.float64)
-
-        confidence = float(np.mean(np.abs(np.dot(normals, weighted_normal))))
-
-        return {
-            "primary_direction": weighted_normal.tolist(),
-            "confidence": confidence,
-            "face_count": len(face_normals),
-            "normal_distribution": normals.tolist(),
-        }
-
-    def _create_parting_surface_from_direction(
-        self,
-        shape: Any,
-        analysis: Dict[str, Any],
-        direction: Any,
-        extension: float = 10.0,
-    ) -> Any:
-        """按给定方向创建覆盖产品边界的分型面。"""
-        bbox = analysis.get("bounding_box", {})
-        center = bbox.get("center", [0.0, 0.0, 0.0])
-        dims = bbox.get("dimensions", [100.0, 100.0, 100.0])
-
-        dir_obj = self._normalize_direction(direction)
-        plane = gp_Pln(gp_Pnt(center[0], center[1], center[2]), dir_obj)
-
-        span = max(max(dims), 1.0) + extension * 2
-        try:
-            return BRepBuilderAPI_MakeFace(plane, -span, span, -span, span).Face()
-        except Exception:
-            return BRepBuilderAPI_MakeFace(plane).Face()
-
-    def _normalize_direction(self, direction: Any) -> gp_Dir:
-        """归一化分型方向，异常时回退到 Z 轴。"""
-        try:
-            if isinstance(direction, gp_Dir):
-                return direction
-
-            if isinstance(direction, np.ndarray):
-                values = direction.tolist()
-            else:
-                values = list(direction)
-
-            if len(values) < 3:
-                raise ValueError("direction 维度不足")
-
-            vec = np.array(values[:3], dtype=np.float64)
-            norm = np.linalg.norm(vec)
-            if norm <= 1e-6:
-                raise ValueError("direction 长度为 0")
-
-            vec /= norm
-            return gp_Dir(float(vec[0]), float(vec[1]), float(vec[2]))
-        except Exception:
-            return gp_Dir(0, 0, 1)
-
-    def _detect_primary_parting(self, shape: Any, analysis: Dict[str, Any]) -> Dict[str, Any]:
-        """
-        统一主分型面检测。
-
-        返回统一结构，便于子类按需追加多分型面、倒扣与平滑逻辑。
-        """
-        if self.ai_parting_detector is not None:
-            try:
-                ai_result = self.ai_parting_detector.detect(shape, analysis)
-                if ai_result:
-                    parting_surface = self._create_parting_surface_from_direction(
-                        shape,
-                        analysis,
-                        ai_result.get("normal", [0, 0, 1]),
-                    )
-                    parting_line = ai_result.get("parting_line") or self._calculate_parting_line(shape, parting_surface)
-                    return {
-                        "surface": parting_surface,
-                        "line": parting_line,
-                        "direction": ai_result.get("normal", [0, 0, 1]),
-                        "confidence": ai_result.get("confidence", 0.8),
-                        "method": ai_result.get("method", "ai"),
-                    }
-            except Exception as e:
-                logger.warning(f"AI 分型面检测失败，回退到几何方法：{e}")
-
-        normal_stats = self._analyze_parting_direction(shape)
-        parting_surface = self._create_parting_surface_from_direction(
-            shape,
-            analysis,
-            normal_stats.get("primary_direction", [0, 0, 1]),
-        )
-        parting_line = self._calculate_parting_line(shape, parting_surface)
-
-        return {
-            "surface": parting_surface,
-            "line": parting_line,
-            "direction": normal_stats.get("primary_direction", [0, 0, 1]),
-            "confidence": normal_stats.get("confidence", 0.5),
-            "method": "geometric",
-        }
-
-    def _extract_plane_metadata(self, surface: Any, analysis: Optional[Dict[str, Any]] = None) -> Dict[str, Any]:
-        """提取分型面法向、原点和参数范围。"""
-        default_origin = [0.0, 0.0, 0.0]
-        if analysis:
-            default_origin = analysis.get("bounding_box", {}).get("center", default_origin)
-
-        try:
-            adaptor = BRepAdaptor_Surface(surface)
-            plane = adaptor.Plane()
-            origin = plane.Location()
-            normal = plane.Axis().Direction()
-
-            return {
-                "normal": [float(normal.X()), float(normal.Y()), float(normal.Z())],
-                "origin": [float(origin.X()), float(origin.Y()), float(origin.Z())],
-                "bounds": {
-                    "u_range": [float(adaptor.FirstUParameter()), float(adaptor.LastUParameter())],
-                    "v_range": [float(adaptor.FirstVParameter()), float(adaptor.LastVParameter())],
-                },
-            }
-        except Exception as e:
-            logger.warning(f"分型面几何提取失败，使用默认值: {e}")
-            return {
-                "normal": [0.0, 0.0, 1.0],
-                "origin": [float(default_origin[0]), float(default_origin[1]), float(default_origin[2])],
-                "bounds": {"u_range": [-200.0, 200.0], "v_range": [-200.0, 200.0]},
-            }
-
     def _split_cavity_core(self, shape: Any, parting_surface: Any, margin: int = 20) -> Tuple[Any, Any]:
         """
         分离型腔和型芯

src/core/mold_generator.py

@@ -237,7 +237,6 @@ class MoldCavityGenerator(BaseMoldGenerator):
         logger.info(f"转换得到 {len(regions)} 个兼容倒扣区域")
         return regions
 
-<<<<<<< HEAD
     def _analyze_face_normals(self, shape: Any) -> gp_Dir:
         """
         分析产品表面的法向量分布，找出最优分型方向
@@ -249,87 +248,6 @@ class MoldCavityGenerator(BaseMoldGenerator):
         """
         face_normals = []
         explorer = TopExp_Explorer(shape, TopAbs_FACE)
-=======
-        return scaled_shape
-
-    def _apply_draft_angles(self, shape: Any, parting_surface: Any) -> Any:
-        """添加拔模角（简化实现）"""
-        # 实际实现需要复杂的拔模面处理
-        # 这里返回原始形状（假设已在CAD中处理）
-        logger.warning("拔模角处理为简化实现，建议在设计阶段处理")
-        return shape
-
-    def _split_cavity_core(self, shape: Any, parting_surface: Any) -> Tuple[Any, Any]:
-        """
-        按分型面将模具分为 A 板（定模/型腔侧）和 B 板（动模/型芯侧）
-
-        流程：
-        1. 创建模具块（包围产品的长方体）
-        2. 用分型面 Z 位置切出上半块和下半块
-        3. 从上半块减去产品 → A 板（含型腔负形）
-        4. 从下半块减去产品 → B 板（含型芯负形）
-        """
-        try:
-            from OCC.Core.BRepPrimAPI import BRepPrimAPI_MakeBox
-            from OCC.Core.BRepAlgoAPI import BRepAlgoAPI_Cut
-            from OCC.Core.TopExp import TopExp_Explorer
-            from OCC.Core.TopAbs import TopAbs_SOLID
-            
-            # 获取产品边界框
-            from OCC.Core.Bnd import Bnd_Box
-            from OCC.Core.BRepBndLib import brepbndlib
-            bbox = Bnd_Box()
-            brepbndlib.Add(shape, bbox)
-            xmin, ymin, zmin, xmax, ymax, zmax = bbox.Get()
-            
-            # 获取分型面 Z 位置（包围盒 Z 中心）
-            parting_z = (zmin + zmax) / 2
-            
-            # 计算模具块尺寸（比产品大一定余量）
-            margin = 20  # mm
-            mold_xmin = xmin - margin
-            mold_ymin = ymin - margin
-            mold_zmin = zmin - margin
-            mold_xmax = xmax + margin
-            mold_ymax = ymax + margin
-            mold_zmax = zmax + margin
-
-            # 上半块: 从 parting_z 到 mold_zmax
-            upper_block = BRepPrimAPI_MakeBox(
-                gp_Pnt(mold_xmin, mold_ymin, parting_z),
-                gp_Pnt(mold_xmax, mold_ymax, mold_zmax)
-            ).Shape()
-
-            # 下半块: 从 mold_zmin 到 parting_z
-            lower_block = BRepPrimAPI_MakeBox(
-                gp_Pnt(mold_xmin, mold_ymin, mold_zmin),
-                gp_Pnt(mold_xmax, mold_ymax, parting_z)
-            ).Shape()
-
-            # A 板（定模）= 上半块 - 产品
-            a_plate_op = BRepAlgoAPI_Cut(upper_block, shape)
-            if a_plate_op.IsDone():
-                a_plate = a_plate_op.Shape()
-                logger.info(f"A板（定模）生成成功: Z={parting_z:.1f} ~ {mold_zmax:.1f}")
-            else:
-                logger.warning("A板布尔减法失败，使用上半块")
-                a_plate = upper_block
-
-            # B 板（动模）= 下半块 - 产品
-            b_plate_op = BRepAlgoAPI_Cut(lower_block, shape)
-            if b_plate_op.IsDone():
-                b_plate = b_plate_op.Shape()
-                logger.info(f"B板（动模）生成成功: Z={mold_zmin:.1f} ~ {parting_z:.1f}")
-            else:
-                logger.warning("B板布尔减法失败，使用下半块")
-                b_plate = lower_block
-
-            return a_plate, b_plate
-
-        except Exception as e:
-            logger.error(f"分模失败: {e}")
-            return shape, shape
->>>>>>> 77c4885a4020b609f4964184661f42e936814c4f
 
         while explorer.More():
             face = TopoDS_Face(explorer.Current())

src/core/multi_scheme_planner.py

@@ -0,0 +1,275 @@
+from typing import Dict, Any, List, Optional
+
+from OCC.Core.BRepBuilderAPI import BRepBuilderAPI_MakeFace
+from OCC.Core.BRepGProp import brepgprop
+from OCC.Core.GProp import GProp_GProps
+from OCC.Core.gp import gp_Dir, gp_Pln, gp_Pnt
+from OCC.Core.TopAbs import TopAbs_FACE
+from OCC.Core.TopExp import TopExp_Explorer
+from OCC.Core.TopoDS import TopoDS_Face
+
+from core.mold_generator import MoldCavityGenerator
+from core.aluminum_foam_mold import AluminumFoamMoldGenerator
+from core.parting_candidate_generator import PartingCandidateGenerator
+from core.parting_scheme_scorer import PartingSchemeScorer
+from utils.logger import get_logger
+
+logger = get_logger(__name__)
+
+
+class MultiSchemeMoldPlanner:
+    """针对单个产品生成最多三套候选分模方案并排序。"""
+
+    def __init__(self):
+        self.candidate_generator = PartingCandidateGenerator()
+        self.scheme_scorer = PartingSchemeScorer()
+        self.mold_generator = MoldCavityGenerator(shrinkage_rate=0.005)
+        self.aluminum_foam_generator = AluminumFoamMoldGenerator(
+            shrinkage_rate=0.015,
+            draft_angle=3.0,
+        )
+
+    def generate_plan(
+        self,
+        shape: Any,
+        material: Dict[str, Any],
+        is_foam_material: bool = False,
+        max_schemes: int = 3,
+    ) -> Dict[str, Any]:
+        generator = self.aluminum_foam_generator if is_foam_material else self.mold_generator
+        generator.set_material(material["name"])
+
+        analysis = generator._analyze_product_geometry(shape)
+        analysis["axis_normal_stats"] = self._collect_axis_normal_stats(generator, shape)
+        candidates = self.candidate_generator.generate_candidates(
+            analysis=analysis,
+            is_foam_material=is_foam_material,
+            max_candidates=max_schemes,
+        )
+
+        schemes = []
+        for candidate in candidates:
+            for offset_variant in self._build_offset_variants(candidate, is_foam_material):
+                try:
+                    scheme = self._build_scheme(
+                        generator=generator,
+                        shape=shape,
+                        analysis=analysis,
+                        candidate=offset_variant,
+                        is_foam_material=is_foam_material,
+                    )
+                    if scheme is not None:
+                        schemes.append(scheme)
+                except Exception as exc:
+                    logger.warning(f"候选方案 {offset_variant.get('scheme_id')} 生成失败: {exc}")
+
+        if not schemes:
+            raise ValueError("未能生成任何可用分模方案")
+
+        scored_schemes = self.scheme_scorer.score_schemes(schemes)[:max_schemes]
+        for idx, scheme in enumerate(scored_schemes, start=1):
+            scheme["raw_scheme_id"] = scheme.get("scheme_id")
+            scheme["scheme_id"] = f"scheme_{idx}"
+            if scheme.get("cavity_data", {}).get("metadata") is not None:
+                scheme["cavity_data"]["metadata"]["scheme_id"] = scheme["scheme_id"]
+        best_scheme = scored_schemes[0]
+
+        return {
+            "best_scheme_id": best_scheme["scheme_id"],
+            "candidate_schemes": scored_schemes,
+            "global_summary": {
+                "scheme_count": len(scored_schemes),
+                "recommended_reason": best_scheme.get("summary", ""),
+            },
+        }
+
+    def _build_scheme(
+        self,
+        generator: Any,
+        shape: Any,
+        analysis: Dict[str, Any],
+        candidate: Dict[str, Any],
+        is_foam_material: bool,
+    ) -> Optional[Dict[str, Any]]:
+        parting_surface = self._build_parting_surface(
+            generator,
+            analysis,
+            candidate["direction"],
+            shape,
+            candidate.get("offset_ratio", 0.0),
+            candidate.get("opening_span_mm"),
+        )
+        parting_line = generator.optimize_parting_line(
+            generator._calculate_parting_line(shape, parting_surface)
+        )
+
+        parting_direction = candidate["direction"]
+        side_action_result = generator.side_action_designer.analyze_and_design(
+            shape=shape,
+            parting_direction=parting_direction,
+            mold_size=generator._calculate_mold_size(analysis),
+            parting_surface=parting_surface,
+        )
+        undercut_regions = generator._build_undercut_regions(
+            side_action_result.get("undercut_analysis", {})
+        )
+
+        scaled_shape = generator._apply_shrinkage_compensation(shape)
+        drafted_shape = generator._apply_draft_angles(scaled_shape, parting_surface)
+        cavity, core = generator._split_cavity_core(drafted_shape, parting_surface)
+
+        cavity_result = {
+            "cavity": cavity,
+            "core": core,
+            "parting_surface": parting_surface,
+            "parting_line": parting_line,
+            "analysis": analysis,
+            "undercut_regions": undercut_regions,
+            "side_actions": side_action_result,
+        }
+
+        if is_foam_material:
+            cavity_result["mold_block"] = generator._generate_mold_block(cavity, analysis)
+            cavity_result["parting_surfaces"] = {
+                "primary_surface": parting_surface,
+                "primary_line": parting_line,
+                "primary_direction": parting_direction,
+                "method": candidate["method"],
+                "offset_ratio": candidate.get("offset_ratio", 0.0),
+            }
+            cavity_result["material"] = generator.foam_material
+            cavity_result["shrinkage_applied"] = generator.shrinkage_rate
+            cavity_result["draft_angle_applied"] = generator.draft_angle
+
+        cavity_data = generator.generate_detailed_cavity_json(cavity_result)
+        key_info = generator.generate_cavity_key_info(cavity_result)
+        cavity_data.setdefault("metadata", {})
+        cavity_data["metadata"]["scheme_id"] = candidate["scheme_id"]
+        cavity_data["metadata"]["scheme_method"] = candidate["method"]
+        cavity_data["metadata"]["scheme_axis"] = candidate["axis"]
+        cavity_data["metadata"]["scheme_reason"] = candidate["reason"]
+        cavity_data["metadata"]["scheme_offset_ratio"] = candidate.get("offset_ratio", 0.0)
+        cavity_data["metadata"]["scheme_offset_label"] = candidate.get("offset_label", "中面")
+
+        return {
+            "scheme_id": candidate["scheme_id"],
+            "method": candidate["method"],
+            "axis": candidate["axis"],
+            "title": candidate["title"],
+            "reason": candidate["reason"],
+            "priority_score": candidate.get("priority_score"),
+            "normal_alignment_score": candidate.get("normal_alignment_score"),
+            "offset_ratio": candidate.get("offset_ratio", 0.0),
+            "offset_label": candidate.get("offset_label", "中面"),
+            "parting": {
+                "axis": candidate["axis"],
+                "direction": parting_direction,
+                "line": parting_line,
+                "surface": cavity_data.get("parting_surface", {}),
+            },
+            "undercut_regions": undercut_regions,
+            "side_actions": side_action_result,
+            "cavity_data": cavity_data,
+            "key_info": key_info,
+        }
+
+    def _build_parting_surface(
+        self,
+        generator: Any,
+        analysis: Dict[str, Any],
+        direction_vector: List[float],
+        shape: Any,
+        offset_ratio: float = 0.0,
+        opening_span_mm: Optional[float] = None,
+    ) -> Any:
+        center = analysis.get("bounding_box", {}).get("center", [0, 0, 0])
+        dims = analysis.get("bounding_box", {}).get("dimensions", [100, 100, 100])
+        span = max(dims) * 1.5 + 30
+        opening_span = opening_span_mm or max(dims)
+        offset_distance = float(opening_span) * float(offset_ratio)
+        origin = [
+            center[0] + direction_vector[0] * offset_distance,
+            center[1] + direction_vector[1] * offset_distance,
+            center[2] + direction_vector[2] * offset_distance,
+        ]
+
+        plane = gp_Pln(
+            gp_Pnt(origin[0], origin[1], origin[2]),
+            gp_Dir(direction_vector[0], direction_vector[1], direction_vector[2]),
+        )
+
+        parting_surface = BRepBuilderAPI_MakeFace(
+            plane,
+            -span,
+            span,
+            -span,
+            span,
+        ).Face()
+
+        return generator.extend_parting_surface(parting_surface, shape, extension=30.0)
+
+    def _build_offset_variants(
+        self,
+        candidate: Dict[str, Any],
+        is_foam_material: bool,
+    ) -> List[Dict[str, Any]]:
+        opening_span = float(candidate.get("opening_span_mm", 0.0))
+        if opening_span <= 0:
+            return [dict(candidate)]
+
+        ratios = [0.0, -0.12, 0.12]
+        if is_foam_material and candidate.get("axis") == "Z":
+            ratios = [0.0, -0.08, 0.08]
+
+        variants = []
+        for ratio in ratios:
+            variant = dict(candidate)
+            label = "中面"
+            id_label = "center"
+            if ratio < 0:
+                label = "偏下" if candidate.get("axis") == "Z" else "负向偏移"
+                id_label = "neg"
+            elif ratio > 0:
+                label = "偏上" if candidate.get("axis") == "Z" else "正向偏移"
+                id_label = "pos"
+
+            variant["scheme_id"] = f"{candidate.get('axis', 'A').lower()}_{id_label}_{abs(ratio):.2f}"
+            variant["offset_ratio"] = ratio
+            variant["offset_label"] = label
+            variant["reason"] = f"{candidate.get('reason', '')}，分型面位置: {label}"
+            variants.append(variant)
+
+        return variants
+
+    def _collect_axis_normal_stats(self, generator: Any, shape: Any) -> Dict[str, float]:
+        """按坐标轴统计面法向分布强度，用于候选方向排序。"""
+        stats = {"X": 0.0, "Y": 0.0, "Z": 0.0}
+        explorer = TopExp_Explorer(shape, TopAbs_FACE)
+
+        while explorer.More():
+            face = TopoDS_Face(explorer.Current())
+            explorer.Next()
+
+            try:
+                normal = generator._get_face_normal(face)
+                if normal is None:
+                    continue
+
+                props = GProp_GProps()
+                brepgprop.SurfaceProperties(face, props)
+                area = max(float(props.Mass()), 1.0)
+
+                stats["X"] += abs(float(normal.X())) * area
+                stats["Y"] += abs(float(normal.Y())) * area
+                stats["Z"] += abs(float(normal.Z())) * area
+            except Exception as exc:
+                logger.debug(f"统计面法向失败: {exc}")
+
+        total = stats["X"] + stats["Y"] + stats["Z"]
+        if total <= 0:
+            return {"X": 33.3, "Y": 33.3, "Z": 33.4}
+
+        return {
+            axis: round(value / total * 100, 2)
+            for axis, value in stats.items()
+        }

src/core/parting_candidate_generator.py

@@ -0,0 +1,134 @@
+from typing import Dict, Any, List
+
+
+class PartingCandidateGenerator:
+    """生成候选分型方向，供多方案分模规划器使用。"""
+
+    _AXIS_DEFS = {
+        "X": {"direction": [1.0, 0.0, 0.0], "title": "X轴侧向开模方案"},
+        "Y": {"direction": [0.0, 1.0, 0.0], "title": "Y轴侧向开模方案"},
+        "Z": {"direction": [0.0, 0.0, 1.0], "title": "Z轴上下开模方案"},
+    }
+
+    def generate_candidates(
+        self,
+        analysis: Dict[str, Any],
+        is_foam_material: bool = False,
+        max_candidates: int = 3,
+    ) -> List[Dict[str, Any]]:
+        bbox_dims = analysis.get("bounding_box", {}).get("dimensions", [0, 0, 0])
+
+        axis_metrics = self._build_axis_metrics(bbox_dims, analysis, is_foam_material)
+        axis_order = [item["axis"] for item in sorted(
+            axis_metrics,
+            key=lambda item: item["priority_score"],
+            reverse=True,
+        )]
+
+        candidates = []
+        for idx, axis in enumerate(axis_order[:max_candidates], start=1):
+            axis_def = self._AXIS_DEFS[axis]
+            metrics = next(item for item in axis_metrics if item["axis"] == axis)
+            candidates.append({
+                "scheme_id": f"scheme_{idx}",
+                "rank_hint": idx,
+                "axis": axis,
+                "direction": axis_def["direction"],
+                "title": axis_def["title"] if idx > 1 else "推荐候选方向",
+                "method": metrics["method"],
+                "projected_area_cm2": metrics["projected_area_cm2"],
+                "opening_span_mm": metrics["opening_span_mm"],
+                "priority_score": metrics["priority_score"],
+                "reason": self._build_reason(metrics, is_foam_material),
+            })
+
+        return candidates
+
+    @staticmethod
+    def _projected_area_for_axis(bbox_dims: List[float], axis: str) -> float:
+        if len(bbox_dims) < 3:
+            return 0.0
+
+        if axis == "X":
+            return (bbox_dims[1] * bbox_dims[2]) / 100
+        if axis == "Y":
+            return (bbox_dims[0] * bbox_dims[2]) / 100
+        return (bbox_dims[0] * bbox_dims[1]) / 100
+
+    def _build_axis_metrics(
+        self,
+        bbox_dims: List[float],
+        analysis: Dict[str, Any],
+        is_foam_material: bool,
+    ) -> List[Dict[str, Any]]:
+        padded_dims = (bbox_dims + [0.0, 0.0, 0.0])[:3]
+        max_dim = max(max(padded_dims), 1.0)
+        max_area = max(
+            self._projected_area_for_axis(padded_dims, axis)
+            for axis in ("X", "Y", "Z")
+        ) or 1.0
+        inertia_matrix = analysis.get("inertia_matrix", [])
+        inertia_diag = [
+            float(inertia_matrix[i][i]) if i < len(inertia_matrix) and i < len(inertia_matrix[i]) else 0.0
+            for i in range(3)
+        ]
+        max_inertia = max(max(inertia_diag), 1.0)
+        axis_normal_stats = analysis.get("axis_normal_stats", {})
+
+        metrics = []
+        for axis, idx in (("X", 0), ("Y", 1), ("Z", 2)):
+            opening_span = float(padded_dims[idx])
+            projected_area = self._projected_area_for_axis(padded_dims, axis)
+            thin_axis_score = (max_dim - opening_span) / max_dim
+            compact_projection_score = 1.0 - min(projected_area / max_area, 1.0)
+            inertia_score = 1.0 - min((inertia_diag[idx] if idx < len(inertia_diag) else 0.0) / max_inertia, 1.0)
+            normal_alignment_score = min(float(axis_normal_stats.get(axis, 0.0)) / 100.0, 1.0)
+
+            priority_score = (
+                thin_axis_score * 0.30
+                + compact_projection_score * 0.25
+                + inertia_score * 0.15
+                + normal_alignment_score * 0.30
+            )
+            method = "geometric_primary"
+            if normal_alignment_score >= thin_axis_score and normal_alignment_score >= compact_projection_score:
+                method = "face_normal_primary"
+            elif compact_projection_score >= thin_axis_score and compact_projection_score >= inertia_score:
+                method = "projected_area_backup"
+            elif inertia_score > thin_axis_score:
+                method = "balanced_backup"
+
+            if is_foam_material and axis == "Z":
+                priority_score += 0.25
+                method = "foam_axis_rule"
+
+            metrics.append({
+                "axis": axis,
+                "opening_span_mm": round(opening_span, 2),
+                "projected_area_cm2": round(projected_area, 2),
+                "thin_axis_score": round(thin_axis_score * 100, 2),
+                "compact_projection_score": round(compact_projection_score * 100, 2),
+                "inertia_score": round(inertia_score * 100, 2),
+                "normal_alignment_score": round(normal_alignment_score * 100, 2),
+                "priority_score": round(priority_score * 100, 2),
+                "method": method,
+            })
+
+        return metrics
+
+    @staticmethod
+    def _build_reason(metrics: Dict[str, Any], is_foam_material: bool) -> str:
+        axis = metrics["axis"]
+        projected_area = metrics["projected_area_cm2"]
+        opening_span = metrics["opening_span_mm"]
+        if is_foam_material and axis == "Z":
+            return (
+                f"泡沫模具优先上下开模，开模跨度 {opening_span:.2f} mm，"
+                f"投影面积约 {projected_area:.2f} cm²"
+            )
+        return (
+            f"{axis} 轴方向开模跨度 {opening_span:.2f} mm，"
+            f"投影面积约 {projected_area:.2f} cm²，"
+            f"法向匹配度 {metrics.get('normal_alignment_score', 0):.2f}，"
+            f"综合几何优先级 {metrics['priority_score']:.2f}"
+        )

src/core/parting_scheme_scorer.py

@@ -0,0 +1,129 @@
+from typing import Dict, Any, List
+import re
+
+
+class PartingSchemeScorer:
+    """对候选分模方案打分并排序。"""
+
+    def score_schemes(self, schemes: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
+        scored = []
+        for scheme in schemes:
+            score_breakdown = self._score_scheme(scheme)
+            total_score = round(
+                score_breakdown["manufacturability"] * 0.30
+                + score_breakdown["undercut_complexity"] * 0.25
+                + score_breakdown["parting_quality"] * 0.20
+                + score_breakdown["machining_cost"] * 0.15
+                + score_breakdown["risk"] * 0.10,
+                2,
+            )
+
+            scored_scheme = dict(scheme)
+            scored_scheme["score_breakdown"] = score_breakdown
+            scored_scheme["score"] = total_score
+            scored_scheme["summary"] = self._build_summary(scored_scheme)
+            scored.append(scored_scheme)
+
+        scored.sort(key=lambda item: item["score"], reverse=True)
+        for rank, scheme in enumerate(scored, start=1):
+            scheme["rank"] = rank
+            scheme["title"] = "推荐方案" if rank == 1 else f"备选方案 {rank}"
+        return scored
+
+    def _score_scheme(self, scheme: Dict[str, Any]) -> Dict[str, float]:
+        cavity_data = scheme.get("cavity_data", {})
+        key_info = scheme.get("key_info", {})
+        candidate_priority = float(scheme.get("priority_score", 60.0))
+        offset_ratio = abs(float(scheme.get("offset_ratio", 0.0)))
+
+        mold_cavities = cavity_data.get("mold_cavities", {})
+        quality_checks = cavity_data.get("quality_checks", {})
+        quality_considerations = key_info.get("quality_considerations", {})
+        manufacturing_info = cavity_data.get("manufacturing_info", {})
+
+        cavity_vertices = mold_cavities.get("cavity", {}).get("vertex_count", 0)
+        core_vertices = mold_cavities.get("core", {}).get("vertex_count", 0)
+        manufacturability = 95.0 if cavity_vertices > 0 and core_vertices > 0 else 55.0
+
+        undercut_regions = quality_checks.get("undercut_regions") or cavity_data.get("undercut_regions", [])
+        side_actions = quality_checks.get("side_actions") or cavity_data.get("side_actions", {})
+        summary = side_actions.get("summary", {})
+        slider_count = len(side_actions.get("slider_mechanisms", []))
+        lifter_count = len(side_actions.get("lifter_mechanisms", []))
+        undercut_count = len(undercut_regions)
+        undercut_complexity = max(35.0, 100.0 - undercut_count * 12.0 - slider_count * 8.0 - lifter_count * 6.0)
+        if summary.get("complexity") == "high":
+            undercut_complexity = max(30.0, undercut_complexity - 10.0)
+
+        parting_line = scheme.get("parting", {}).get("line", [])
+        parting_length = self._calculate_polyline_length(parting_line)
+        smoothness = quality_checks.get("parting_line_smoothness", 85.0)
+        parting_quality = max(
+            40.0,
+            min(
+                100.0,
+                smoothness - min(parting_length / 100.0, 20.0) + 10.0 + candidate_priority * 0.10 - offset_ratio * 25.0
+            )
+        )
+
+        mold_size = manufacturing_info.get("estimated_mold_size", {})
+        mold_volume_factor = (
+            float(mold_size.get("length", 0))
+            * float(mold_size.get("width", 0))
+            * float(mold_size.get("height", 0))
+        ) / 1_000_000 if mold_size else 0.0
+        machining_cost = max(35.0, 95.0 - min(mold_volume_factor / 10.0, 25.0) - slider_count * 5.0)
+
+        warpage_risk = str(quality_considerations.get("warpage_risk", "low")).lower()
+        risk_base = 92.0
+        if "高" in warpage_risk or "high" in warpage_risk:
+            risk_base = 55.0
+        elif "中" in warpage_risk or "medium" in warpage_risk:
+            risk_base = 75.0
+        clamping_force = self._parse_first_number(manufacturing_info.get("estimated_clamping_force", "0"))
+        if clamping_force > 500:
+            risk_base -= 8.0
+        if scheme.get("method") == "foam_axis_rule":
+            risk_base += 4.0
+        risk = max(35.0, risk_base)
+
+        return {
+            "manufacturability": round(manufacturability, 2),
+            "undercut_complexity": round(undercut_complexity, 2),
+            "parting_quality": round(parting_quality, 2),
+            "machining_cost": round(machining_cost, 2),
+            "risk": round(risk, 2),
+        }
+
+    def _build_summary(self, scheme: Dict[str, Any]) -> str:
+        cavity_data = scheme.get("cavity_data", {})
+        quality_checks = cavity_data.get("quality_checks", {})
+        manufacturing_info = cavity_data.get("manufacturing_info", {})
+        side_actions = quality_checks.get("side_actions") or cavity_data.get("side_actions", {})
+        undercut_count = len(quality_checks.get("undercut_regions") or cavity_data.get("undercut_regions", []))
+        slider_count = len(side_actions.get("slider_mechanisms", []))
+        lifter_count = len(side_actions.get("lifter_mechanisms", []))
+        axis = scheme.get("parting", {}).get("axis", "Z")
+        offset_label = scheme.get("offset_label", "中面")
+        clamping_force = manufacturing_info.get("estimated_clamping_force", "自动计算")
+        return (
+            f"{axis} 轴开模，分型面位置 {offset_label}，倒扣 {undercut_count} 处，"
+            f"滑块 {slider_count} 组，斜顶 {lifter_count} 组，"
+            f"预估锁模力 {clamping_force}"
+        )
+
+    @staticmethod
+    def _calculate_polyline_length(points: List[List[float]]) -> float:
+        total = 0.0
+        for idx in range(1, len(points)):
+            p1 = points[idx - 1]
+            p2 = points[idx]
+            total += ((p2[0] - p1[0]) ** 2 + (p2[1] - p1[1]) ** 2 + (p2[2] - p1[2]) ** 2) ** 0.5
+        return total
+
+    @staticmethod
+    def _parse_first_number(value: Any) -> float:
+        if value is None:
+            return 0.0
+        matches = re.findall(r"\d+(?:\.\d+)?", str(value))
+        return float(matches[0]) if matches else 0.0

src/main.py

@@ -124,7 +124,7 @@ app.mount("/html", StaticFiles(directory=html_output_dir), name="html")
 app.include_router(auth_router)
 app.include_router(inventory_router)
 try:
-    from api.routes import router as moldinsight_router
+    from api.v1 import router as moldinsight_router
 except Exception as e:
     moldinsight_router = None
     print(f"[WARN] MoldInsight路由未加载: {e}")

src/services/calculation_service.py

@@ -299,3 +299,78 @@ class CalculationService:
         }
 
         return detailed_cavity_json
+
+    @classmethod
+    def build_plan_result(
+        cls,
+        geometry_data: Dict[str, Any],
+        material: Dict[str, Any],
+        file_path: str,
+        plan_result: Optional[Dict[str, Any]] = None,
+    ) -> Dict[str, Any]:
+        """构建多方案分模结果，并保留单方案兼容字段。"""
+        if not plan_result or not plan_result.get("candidate_schemes"):
+            legacy = cls.build_detailed_cavity_json(
+                geometry_data=geometry_data,
+                material=material,
+                file_path=file_path,
+                cavity_mesh_data=None,
+            )
+            return {
+                "best_scheme_id": "scheme_1",
+                "candidate_schemes": [
+                    {
+                        "scheme_id": "scheme_1",
+                        "rank": 1,
+                        "title": "推荐方案",
+                        "method": "legacy_fallback",
+                        "score": 60.0,
+                        "score_breakdown": {},
+                        "summary": "当前模型未生成多方案，返回兼容单方案结果",
+                        "parting": {
+                            "axis": legacy.get("metadata", {}).get("parting_direction", "Z"),
+                            "direction": None,
+                            "surface": legacy.get("parting_surface", {}),
+                            "line": [],
+                        },
+                        "cavity_data": legacy,
+                        "key_info": legacy.get("mold_cavities", {}).get("cavity_key_info", {}),
+                        "undercut_regions": legacy.get("undercut_regions", []),
+                        "side_actions": legacy.get("side_actions", {}),
+                    }
+                ],
+                "global_summary": {
+                    "scheme_count": 1,
+                    "recommended_reason": "兼容旧版单方案结果",
+                },
+                "cavity_data": legacy,
+                "key_info": legacy.get("mold_cavities", {}).get("cavity_key_info", {}),
+            }
+
+        candidate_schemes = plan_result.get("candidate_schemes", [])
+        best_scheme = cls.get_best_scheme(plan_result)
+        result = {
+            "best_scheme_id": plan_result.get("best_scheme_id"),
+            "candidate_schemes": candidate_schemes,
+            "global_summary": plan_result.get("global_summary", {}),
+            "cavity_data": best_scheme.get("cavity_data", {}) if best_scheme else {},
+            "key_info": best_scheme.get("key_info", {}) if best_scheme else {},
+        }
+        return result
+
+    @staticmethod
+    def get_best_scheme(plan_result: Optional[Dict[str, Any]]) -> Optional[Dict[str, Any]]:
+        if not plan_result:
+            return None
+
+        schemes = plan_result.get("candidate_schemes", [])
+        if not schemes:
+            return None
+
+        best_scheme_id = plan_result.get("best_scheme_id")
+        if best_scheme_id:
+            for scheme in schemes:
+                if scheme.get("scheme_id") == best_scheme_id:
+                    return scheme
+
+        return schemes[0]

src/services/processing_service.py

@@ -15,6 +15,7 @@ from core.mold_generator import MoldCavityGenerator
 from core.aluminum_foam_mold import AluminumFoamMoldGenerator
 from core.mold_quality_inspector import AluminumFoamMoldQualityInspector
 from core.mesh_generator import MeshGenerator
+from core.multi_scheme_planner import MultiSchemeMoldPlanner
 from services.storage_integration_rustfs import StorageIntegrationService
 from services.redis_task_manager import redis_task_manager
 from services.material_service import MaterialService
@@ -39,6 +40,7 @@ class ProcessingService:
         self.mesh_generator = MeshGenerator(quality="medium")
         self.html_generator = HTMLGenerator()
         self.storage_service = StorageIntegrationService()
+        self.multi_scheme_planner = MultiSchemeMoldPlanner()
 
     # ─── 对外入口 ───
 
@@ -127,7 +129,7 @@ class ProcessingService:
             selected_material = MaterialService.get_material(requested_material)
             is_foam_material = MaterialService.is_foam_material(requested_material)
 
-            cavity_mesh_data = await self._step_generate_cavity(
+            plan_result = await self._step_generate_cavity(
                 shape, selected_material, is_foam_material
             )
 
@@ -136,19 +138,25 @@ class ProcessingService:
                 db_session, task_id, "processing", 60, "生成型腔详细数据"
             )
 
-            detailed_cavity_json = CalculationService.build_detailed_cavity_json(
+            detailed_cavity_json = CalculationService.build_plan_result(
                 geometry_data=geometry_data,
                 material=selected_material,
                 file_path=str(file_path),
-                cavity_mesh_data=cavity_mesh_data,
+                plan_result=plan_result,
             )
 
-            if cavity_mesh_data and "mold_cavities" in cavity_mesh_data:
+            best_scheme = CalculationService.get_best_scheme(detailed_cavity_json)
-                mold_cavities = cavity_mesh_data["mold_cavities"]
+            best_cavity_data = best_scheme.get("cavity_data", {}) if best_scheme else {}
-                logger.info(f"型腔网格数据已合并: cavity {mold_cavities.get('cavity', {}).get('vertex_count', 0)} 顶点")
+            best_key_info = best_scheme.get("key_info", {}) if best_scheme else {}
+
+            if best_cavity_data.get("mold_cavities"):
+                cavity_geometry = best_cavity_data["mold_cavities"].get("cavity", {})
+                logger.info(
+                    f"推荐方案型腔数据已合并: cavity {cavity_geometry.get('vertex_count', 0)} 顶点"
+                )
 
             # 5. 生成关键信息
-            cavity_key_info = detailed_cavity_json["mold_cavities"]["cavity_key_info"]
+            cavity_key_info = best_key_info
 
             # 6. 保存几何数据到数据库
             await self.storage_service.update_task_status(
@@ -162,12 +170,7 @@ class ProcessingService:
                 geometry_data.get("analysis_method", "mold_cavity"),
             )
 
-            # 7. 保存模具型腔数据
+            # 7. 生成HTML可视化
-            await self.storage_service.save_mold_cavity_data(
-                db_session, stp_file_id, detailed_cavity_json
-            )
-
-            # 8. 生成HTML可视化
             await self.storage_service.update_task_status(
                 db_session, task_id, "processing", 85, "生成可视化报告"
             )
@@ -180,10 +183,26 @@ class ProcessingService:
                     "point_count": mesh_result.get("point_count", 0),
                 }
 
+            detailed_cavity_json = await self._attach_scheme_previews(
+                detailed_cavity_json=detailed_cavity_json,
+                geometry_data=geometry_data,
+                stp_filename=Path(file_path).name,
+                pointcloud_data=pointcloud_data,
+            )
+
+            best_scheme = CalculationService.get_best_scheme(detailed_cavity_json)
+            best_cavity_data = best_scheme.get("cavity_data", {}) if best_scheme else best_cavity_data
+            best_key_info = best_scheme.get("key_info", {}) if best_scheme else best_key_info
+
+            # 8. 保存模具型腔数据（包含方案级预览链接）
+            await self.storage_service.save_mold_cavity_data(
+                db_session, stp_file_id, detailed_cavity_json
+            )
+
             html_file_path = self.html_generator.generate_and_save_visualization(
                 geometry_data,
                 Path(file_path).name,
-                cavity_data=detailed_cavity_json,
+                cavity_data=best_cavity_data,
                 pointcloud_data=pointcloud_data,
             )
 
@@ -233,9 +252,12 @@ class ProcessingService:
             await redis_task_manager.update_task(task_id, {
                 "geometry_data": geometry_data,
                 "analysis_result": analysis_result,
-                "cavity_data": detailed_cavity_json,
+                "plan_result": detailed_cavity_json,
-                "key_info": detailed_cavity_json,
+                "candidate_schemes": detailed_cavity_json.get("candidate_schemes", []),
-                "html_file": f"/html/{Path(html_file_path).name}",
+                "best_scheme_id": detailed_cavity_json.get("best_scheme_id"),
+                "cavity_data": best_cavity_data,
+                "key_info": best_key_info,
+                "html_file": best_scheme.get("html_file", f"/html/{Path(html_file_path).name}") if best_scheme else f"/html/{Path(html_file_path).name}",
                 "verification": verification_result,
                 "status": ProcessingStatus.COMPLETED,
                 "completed_at": str(datetime.now()),
@@ -327,28 +349,24 @@ class ProcessingService:
     async def _step_generate_cavity(
         self, shape, selected_material: dict, is_foam_material: bool,
     ) -> Optional[Dict[str, Any]]:
-        """生成模具型腔数据"""
+        """生成多方案分模结果"""
-        cavity_mesh_data = None
+        plan_result = None
         try:
             if shape:
-                if is_foam_material:
+                plan_result = self.multi_scheme_planner.generate_plan(
-                    self.aluminum_foam_generator.set_material(selected_material["name"])
+                    shape=shape,
-                    cavity_result = self.aluminum_foam_generator.generate_mold_cavities(shape)
+                    material=selected_material,
-                    cavity_mesh_data = self.aluminum_foam_generator.generate_detailed_cavity_json(cavity_result)
+                    is_foam_material=is_foam_material,
-                    logger.info(f"使用铝泡沫模具生成器: {selected_material['name']}")
+                )
-                else:
+                logger.info(
-                    cavity_result = self.mold_generator.generate_mold_cavities(shape)
+                    f"多方案分模完成: 生成 {len(plan_result.get('candidate_schemes', []))} 套方案"
-                    cavity_mesh_data = self.mold_generator.generate_detailed_cavity_json(cavity_result)
+                )
-                    logger.info(f"使用普通塑料模具生成器: {selected_material['name']}")
-
-                if cavity_mesh_data:
-                    logger.info(f"型腔网格数据生成完成: {cavity_mesh_data.get('mold_cavities', {}).get('cavity', {}).get('vertex_count', 0)} 顶点")
         except Exception as cavity_err:
-            logger.warning(f"型腔生成失败，使用简化数据: {cavity_err}")
+            logger.warning(f"多方案分模失败，使用简化数据: {cavity_err}")
             traceback.print_exc()
-            cavity_mesh_data = None
+            plan_result = None
 
-        return cavity_mesh_data
+        return plan_result
 
     async def _step_verify(
         self, file_path: str, db_session: AsyncSession,
@@ -379,6 +397,38 @@ class ProcessingService:
             logger.warning(f"FreeCAD验证失败（不影响主流程）: {ve}")
             return {"status": "error", "error": str(ve)}
 
+    async def _attach_scheme_previews(
+        self,
+        detailed_cavity_json: Dict[str, Any],
+        geometry_data: Dict[str, Any],
+        stp_filename: str,
+        pointcloud_data: Optional[Dict[str, Any]] = None,
+    ) -> Dict[str, Any]:
+        """为每个候选分模方案生成独立HTML预览链接。"""
+        candidate_schemes = detailed_cavity_json.get("candidate_schemes", [])
+        if not candidate_schemes:
+            return detailed_cavity_json
+
+        for scheme in candidate_schemes:
+            cavity_data = scheme.get("cavity_data")
+            if not cavity_data:
+                continue
+            suffix = scheme.get("scheme_id")
+            html_path = self.html_generator.generate_and_save_visualization(
+                geometry_data,
+                stp_filename,
+                cavity_data=cavity_data,
+                pointcloud_data=pointcloud_data,
+                suffix=suffix,
+            )
+            scheme["html_file"] = f"/html/{Path(html_path).name}"
+
+        best_scheme = CalculationService.get_best_scheme(detailed_cavity_json)
+        if best_scheme:
+            detailed_cavity_json["html_file"] = best_scheme.get("html_file")
+
+        return detailed_cavity_json
+
     # ─── 指标持久化 ───
 
     async def _save_analysis_metrics(self, session: AsyncSession, stp_file_id: int, analysis_result: dict):

src/services/task_query_service.py

@@ -62,6 +62,7 @@ class TaskQueryService:
         cavity_json: Optional[Dict[str, Any]] = file_with_data.get("mold_cavity_data")
         features_json: List[Dict[str, Any]] = file_with_data.get("features", [])
         recommendations_json: List[Dict[str, Any]] = file_with_data.get("recommendations", [])
+        cavity_view = TaskQueryService._extract_cavity_view(cavity_json)
 
         # 组装网格摘要
         mesh_summary = await TaskQueryService._get_mesh_summary(db_session, stp_file.id)
@@ -78,6 +79,8 @@ class TaskQueryService:
             pass
         if html_file_record and html_file_record.filename:
             html_file_url = f"/html/{html_file_record.filename}"
+        if cavity_view.get("html_file"):
+            html_file_url = cavity_view.get("html_file")
 
         # 构造与内存任务兼容的任务视图
         task_view = {
@@ -93,8 +96,11 @@ class TaskQueryService:
             if processing_task.completed_time
             else "",
             "geometry_data": geometry_json,
-            "key_info": cavity_json,
+            "key_info": cavity_view.get("key_info"),
-            "cavity_data": cavity_json,
+            "cavity_data": cavity_view.get("cavity_data"),
+            "candidate_schemes": cavity_view.get("candidate_schemes", []),
+            "best_scheme_id": cavity_view.get("best_scheme_id"),
+            "plan_result": cavity_json,
             "mesh_summary": mesh_summary,
             "html_file": html_file_url,
             "analysis_result": {
@@ -141,3 +147,39 @@ class TaskQueryService:
                 "quality": mesh_record.quality,
             }
         return None
+
+    @staticmethod
+    def _extract_cavity_view(cavity_json: Optional[Dict[str, Any]]) -> Dict[str, Any]:
+        """兼容旧单方案与新多方案结果视图。"""
+        if not cavity_json:
+            return {
+                "cavity_data": None,
+                "key_info": None,
+                "candidate_schemes": [],
+                "best_scheme_id": None,
+            }
+
+        candidate_schemes = cavity_json.get("candidate_schemes")
+        if candidate_schemes:
+            best_scheme_id = cavity_json.get("best_scheme_id")
+            best_scheme = candidate_schemes[0]
+            if best_scheme_id:
+                for scheme in candidate_schemes:
+                    if scheme.get("scheme_id") == best_scheme_id:
+                        best_scheme = scheme
+                        break
+            return {
+                "cavity_data": best_scheme.get("cavity_data"),
+                "key_info": best_scheme.get("key_info"),
+                "candidate_schemes": candidate_schemes,
+                "best_scheme_id": best_scheme_id or best_scheme.get("scheme_id"),
+                "html_file": best_scheme.get("html_file"),
+            }
+
+        return {
+            "cavity_data": cavity_json,
+            "key_info": cavity_json,
+            "candidate_schemes": [],
+            "best_scheme_id": None,
+            "html_file": cavity_json.get("html_file"),
+        }

src/utils/html_generator.py

@@ -620,7 +620,8 @@ class HTMLGenerator:
         geometry_data: Dict[str, Any],
         stp_filename: str,
         cavity_data: Optional[Dict[str, Any]] = None,
-        pointcloud_data: Optional[Dict[str, Any]] = None
+        pointcloud_data: Optional[Dict[str, Any]] = None,
+        suffix: Optional[str] = None,
     ) -> str:
         """生成并保存可视化HTML文件"""
         try:
@@ -635,7 +636,8 @@ class HTMLGenerator:
             # 创建文件名
             timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
             safe_filename = stp_filename.replace('.', '_').replace(' ', '_')
-            html_filename = f"{safe_filename}_{timestamp}.html"
+            suffix_part = f"_{suffix}" if suffix else ""
+            html_filename = f"{safe_filename}{suffix_part}_{timestamp}.html"
 
             # 保存文件
             file_path = self.save_html_file(html_content, html_filename)

static/vue-app.js

@@ -1220,7 +1220,8 @@ const ResultView = {
     const state = reactive({
       task: null,
       loading: true,
-      error: ''
+      error: '',
+      selectedSchemeId: null
     });
 
     const loadTask = async () => {
@@ -1232,6 +1233,11 @@ const ResultView = {
         console.log('cavity_data:', state.task.cavity_data);
         console.log('analysis_result:', state.task.analysis_result);
         console.log('geometry_data:', state.task.geometry_data);
+        if (state.task?.best_scheme_id) {
+          state.selectedSchemeId = state.task.best_scheme_id;
+        } else if (state.task?.candidate_schemes?.length) {
+          state.selectedSchemeId = state.task.candidate_schemes[0].scheme_id;
+        }
       } catch (e) {
         state.error = handleApiError(e, '加载任务详情');
       } finally {
@@ -1261,6 +1267,27 @@ const ResultView = {
       return material === 'aluminum_foam';
     };
 
+    const candidateSchemes = computed(() => state.task?.candidate_schemes || []);
+    const selectedScheme = computed(() => {
+      if (!candidateSchemes.value.length) return null;
+      return candidateSchemes.value.find(s => s.scheme_id === state.selectedSchemeId) || candidateSchemes.value[0];
+    });
+    const selectedCavityData = computed(() => selectedScheme.value?.cavity_data || state.task?.cavity_data || null);
+    const selectedKeyInfo = computed(() => selectedScheme.value?.key_info || state.task?.key_info || null);
+    const selectedHtmlFile = computed(() => selectedScheme.value?.html_file || state.task?.html_file || '');
+
+    const selectScheme = (schemeId) => {
+      state.selectedSchemeId = schemeId;
+    };
+
+    const formatSchemeDirection = (scheme) => {
+      if (!scheme) return 'N/A';
+      if (scheme.parting?.axis) return `${scheme.parting.axis} 轴`;
+      const dir = scheme.parting?.direction;
+      if (!Array.isArray(dir)) return 'N/A';
+      return `[${dir.map(v => Number(v).toFixed(2)).join(', ')}]`;
+    };
+
     const exportCAD = async (format) => {
       try {
         const taskId = route.params.taskId;
@@ -1293,7 +1320,22 @@ const ResultView = {
       }
     };
     
-    return { state, formatFileSize, formatDateTime, formatNumber, getPriorityText, isFoamMaterial, exportCAD };
+    return {
+      state,
+      candidateSchemes,
+      selectedScheme,
+      selectedCavityData,
+      selectedKeyInfo,
+      selectedHtmlFile,
+      formatFileSize,
+      formatDateTime,
+      formatNumber,
+      getPriorityText,
+      isFoamMaterial,
+      exportCAD,
+      selectScheme,
+      formatSchemeDirection
+    };
   },
   template: `
     <div class="page-container">
@@ -1378,7 +1420,97 @@ const ResultView = {
           </div>
         </div>
         
-        <div v-if="state.task.cavity_data || state.task.key_info" class="viewer-section">
+        <div v-if="candidateSchemes.length" class="viewer-section">
+          <h3>候选分模方案</h3>
+          <div class="result-grid">
+            <div
+              v-for="scheme in candidateSchemes"
+              :key="scheme.scheme_id"
+              class="result-card"
+              :style="state.selectedSchemeId === scheme.scheme_id ? 'border: 2px solid var(--primary-color);' : ''"
+            >
+              <div class="summary-header">
+                <h4>{{ scheme.title || scheme.scheme_id }}</h4>
+                <span class="badge badge-info">总分 {{ formatNumber(scheme.score) }}</span>
+              </div>
+              <div class="info-list">
+                <div class="info-item">
+                  <span class="info-label">分型方向</span>
+                  <span class="info-value">{{ formatSchemeDirection(scheme) }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">分型面位置</span>
+                  <span class="info-value">{{ scheme.offset_label || '中面' }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">候选优先级</span>
+                  <span class="info-value">{{ formatNumber(scheme.priority_score || 0) }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">法向匹配度</span>
+                  <span class="info-value">{{ formatNumber(scheme.normal_alignment_score || 0) }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">方法</span>
+                  <span class="info-value">{{ scheme.method || 'rule_based' }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">方案说明</span>
+                  <span class="info-value">{{ scheme.summary || scheme.reason || '暂无说明' }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">可制造性</span>
+                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.manufacturability || 0) }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">分型质量</span>
+                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.parting_quality || 0) }}</span>
+                </div>
+                <div class="info-item">
+                  <span class="info-label">风险得分</span>
+                  <span class="info-value">{{ formatNumber(scheme.score_breakdown?.risk || 0) }}</span>
+                </div>
+              </div>
+              <button class="btn-sm btn-primary" @click="selectScheme(scheme.scheme_id)">查看此方案</button>
+            </div>
+          </div>
+        </div>
+
+        <div v-if="candidateSchemes.length > 1" class="viewer-section">
+          <h3>方案对比</h3>
+          <div class="result-card full-width">
+            <table class="data-table">
+              <thead>
+                <tr>
+                  <th>方案</th>
+                  <th>方向</th>
+                  <th>位置</th>
+                  <th>总分</th>
+                  <th>法向匹配</th>
+                  <th>可制造性</th>
+                  <th>分型质量</th>
+                  <th>倒扣数</th>
+                  <th>锁模力</th>
+                </tr>
+              </thead>
+              <tbody>
+                <tr v-for="scheme in candidateSchemes" :key="'cmp-' + scheme.scheme_id">
+                  <td>{{ scheme.title || scheme.scheme_id }}</td>
+                  <td>{{ formatSchemeDirection(scheme) }}</td>
+                  <td>{{ scheme.offset_label || '中面' }}</td>
+                  <td>{{ formatNumber(scheme.score) }}</td>
+                  <td>{{ formatNumber(scheme.normal_alignment_score || 0) }}</td>
+                  <td>{{ formatNumber(scheme.score_breakdown?.manufacturability || 0) }}</td>
+                  <td>{{ formatNumber(scheme.score_breakdown?.parting_quality || 0) }}</td>
+                  <td>{{ scheme.key_info?.quality_considerations?.undercut_count || 0 }}</td>
+                  <td>{{ scheme.cavity_data?.manufacturing_info?.estimated_clamping_force || 'N/A' }}</td>
+                </tr>
+              </tbody>
+            </table>
+          </div>
+        </div>
+
+        <div v-if="selectedCavityData || selectedKeyInfo" class="viewer-section">
           <h3>模具信息</h3>
           <div class="result-grid">
             <div class="result-card">
@@ -1386,29 +1518,29 @@ const ResultView = {
               <div class="info-list">
                 <div class="info-item">
                   <span class="info-label">零件名称</span>
-                  <span class="info-value">{{ state.task.cavity_data?.metadata?.part_name || state.task.key_info?.metadata?.part_name || 'N/A' }}</span>
+                  <span class="info-value">{{ selectedCavityData?.metadata?.part_name || selectedKeyInfo?.metadata?.part_name || 'N/A' }}</span>
                 </div>
                 <div class="info-item">
                   <span class="info-label">材料</span>
-                  <span class="info-value">{{ state.task.cavity_data?.metadata?.material || state.task.key_info?.metadata?.material || 'N/A' }}</span>
+                  <span class="info-value">{{ selectedCavityData?.metadata?.material || selectedKeyInfo?.metadata?.material || 'N/A' }}</span>
                 </div>
               </div>
             </div>
-            <div class="result-card" v-if="state.task.cavity_data?.mold_cavities || state.task.key_info?.mold_cavities">
+            <div class="result-card" v-if="selectedCavityData?.mold_cavities || selectedKeyInfo?.mold_cavities">
               <h4>型腔信息</h4>
               <div class="info-list">
                 <div class="info-item">
                   <span class="info-label">型腔数量</span>
-                  <span class="info-value">{{ Object.keys(state.task.cavity_data?.mold_cavities || state.task.key_info?.mold_cavities || {}).length }}</span>
+                  <span class="info-value">{{ Object.keys(selectedCavityData?.mold_cavities || selectedKeyInfo?.mold_cavities || {}).length }}</span>
                 </div>
               </div>
             </div>
           </div>
         </div>
         
-        <div v-if="state.task.html_file" class="viewer-section">
+        <div v-if="selectedHtmlFile" class="viewer-section">
           <h3>3D 预览</h3>
-          <iframe :src="state.task.html_file" class="viewer-frame"></iframe>
+          <iframe :src="selectedHtmlFile" class="viewer-frame"></iframe>
         </div>
         
         <div v-if="state.task.analysis_result" class="viewer-section">
@@ -1544,15 +1676,18 @@ const ResultView = {
               <div class="info-list">
                 <div class="info-item">
                   <span class="info-label">型腔数量建议</span>
-                  <span class="info-value">{{ state.task.cavity_data?.mold_cavities ? Object.keys(state.task.cavity_data.mold_cavities).length : 1 }} 腔</span>
+                  <span class="info-value">{{ selectedCavityData?.mold_cavities ? Object.keys(selectedCavityData.mold_cavities).length : 1 }} 腔</span>
                 </div>
                 <div class="info-item">
                   <span class="info-label">模架尺寸</span>
-                  <span class="info-value">{{ state.task.key_info?.mold_parameters?.mold_size || '基于泡沫外形自动计算' }}</span>
+                  <span class="info-value">{{ selectedCavityData?.manufacturing_info?.estimated_mold_size ? 
+                    (selectedCavityData.manufacturing_info.estimated_mold_size.length || 0) + ' × ' +
+                    (selectedCavityData.manufacturing_info.estimated_mold_size.width || 0) + ' × ' +
+                    (selectedCavityData.manufacturing_info.estimated_mold_size.height || 0) + ' mm' : '基于泡沫外形自动计算' }}</span>
                 </div>
-                <div class="info-item" v-if="state.task.key_info?.geometric_characteristics">
+                <div class="info-item" v-if="selectedCavityData?.manufacturing_info || selectedKeyInfo?.geometric_characteristics">
                   <span class="info-label">预估锁模力</span>
-                  <span class="info-value">{{ state.task.key_info.geometric_characteristics.estimated_clamping_force || '自动计算' }} 吨</span>
+                  <span class="info-value">{{ selectedCavityData?.manufacturing_info?.estimated_clamping_force || '自动计算' }}</span>
                 </div>
                 <div class="info-item">
                   <span class="info-label">顶出系统</span>
@@ -1578,13 +1713,13 @@ const ResultView = {
                   <span class="info-label">壁厚均匀性</span>
                   <span class="info-value">{{ (state.task.analysis_result.quality_metrics.wall_uniformity * 100)?.toFixed(1) || 'N/A' }}%</span>
                 </div>
-                <div class="info-item" v-if="state.task.key_info?.quality_considerations">
+                <div class="info-item" v-if="selectedKeyInfo?.quality_considerations">
                   <span class="info-label">翘曲风险</span>
-                  <span class="info-value">{{ state.task.key_info.quality_considerations.warpage_risk || '低风险' }}</span>
+                  <span class="info-value">{{ selectedKeyInfo.quality_considerations.warpage_risk || '低风险' }}</span>
                 </div>
-                <div class="info-item" v-if="state.task.key_info?.quality_considerations">
+                <div class="info-item" v-if="selectedKeyInfo?.quality_considerations">
                   <span class="info-label">潜在焊缝线</span>
-                  <span class="info-value">{{ state.task.key_info.quality_considerations.potential_weld_lines || 0 }} 条</span>
+                  <span class="info-value">{{ selectedKeyInfo.quality_considerations.potential_weld_lines || 0 }} 条</span>
                 </div>
               </div>
             </div>