{
  "saved_at_utc": "2026-06-23T03:45:47.721343+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "Worm Gear and Worm Wheel Assembly",
      "description": "This assembly consists of a worm gear and a worm wheel, designed to transmit motion and torque between non-parallel shafts, commonly used in mechanical systems for speed reduction and high torque output.",
      "material": "Steel"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view provides a clear view of the overall length and the arrangement of the worm gear and worm wheel, showing the alignment of the shafts and the mounting flanges."
      },
      {
        "type": "Top",
        "reason": "The Top view reveals the circular arrangement of the holes and the symmetry of the assembly, which is crucial for understanding the bolt pattern and the overall layout."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view offers a 3D perspective that helps in visualizing the spatial relationship between the components, especially the gear engagement and the overall geometry."
      },
      {
        "type": "Left",
        "reason": "The Left view shows the side profile, highlighting the depth and the internal features such as the bore and the flange thickness, which are not visible in the Front or Top views."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "reason": "The section view reveals the internal bore and the alignment of the worm gear and worm wheel, showing the engagement between the gear teeth and the shafts."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Front",
        "anchor": [
          0.0,
          0.0,
          0.0
        ],
        "radius": 10,
        "reason": "The detail view magnifies the bolt pattern on the flange, providing a clear view of the hole spacing and diameter for accurate manufacturing."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 283.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 125.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 50.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -185.0,
              0.0,
              0.0
            ],
            "radius_approx": 12.5
          },
          "circle_b": {
            "location_3d": [
              70.5,
              0.0,
              0.0
            ],
            "radius_approx": 12.5
          },
          "value_approx": 265.5,
          "placement": "below",
          "offset_index": 2,
          "tolerance": null
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 283.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 125.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 50.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "bolt_pattern",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 159.7,
          "tolerance": null,
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 283.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 125.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Left": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 125.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 283.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Section A-A": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 50.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 10.0,
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Detail B": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 10.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -185.0,
              0.0,
              0.0
            ],
            "radius_approx": 12.5
          },
          "circle_b": {
            "location_3d": [
              70.5,
              0.0,
              0.0
            ],
            "radius_approx": 12.5
          },
          "value_approx": 265.5,
          "placement": "below",
          "offset_index": 2,
          "tolerance": null
        }
      ]
    }
  }
}