{
  "saved_at_utc": "2026-06-20T13:08:44.106057+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "Automatic Servo Roll Feeder",
      "description": "A compact servo-controlled feeder designed for precise straightening and feeding of sheet metal up to 6 mm thickness and 600 mm width, commonly used in press operations.",
      "material": "Steel"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view clearly shows the overall rectangular profile and the two cylindrical mounting posts, providing the primary view for the base dimensions."
      },
      {
        "type": "Top",
        "reason": "The Top view reveals the arrangement of the three holes (two through holes and one threaded hole) and the cylindrical posts, which are essential for assembly and mounting."
      },
      {
        "type": "Left",
        "reason": "The Left view shows the depth of the base and the height of the cylindrical posts, providing the necessary information for wall thickness and overall depth."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view provides a clear 3D perspective of the entire assembly, helping to visualize the spatial relationship between the base and the cylindrical posts."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          1452.76,
          214.6
        ],
        "reason": "A section cut along the Y-axis reveals the internal bore of the cylindrical post and the wall thickness of the base, which are critical for manufacturing."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Top",
        "anchor": [
          0.0,
          0.0,
          0.0
        ],
        "radius": 15,
        "reason": "A detail view magnifies the threaded hole in the center of the base, which is crucial for specifying the thread size and depth."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 389.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 254.9,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 50,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 389.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -1039.61,
              1370.74,
              214.6
            ],
            "radius_approx": 25
          },
          "circle_b": {
            "location_3d": [
              -1039.61,
              1370.74,
              214.6
            ],
            "radius_approx": 25
          },
          "value_approx": 150,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 10,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Left": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 254.9,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 50,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 389.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 254.9,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Section A-A": [
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 10,
          "placement": "left",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 50,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Detail B": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -1039.61,
            1370.74,
            214.6
          ],
          "value_approx": 10,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ]
    }
  }
}