{
  "saved_at_utc": "2026-06-30T14:37:07.718374+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "Battery holder 3x18650",
      "description": "A custom battery compartment designed to hold three 18650 batteries, intended for installation on a circuit board. The holder features precise mounting holes and internal structures for secure battery placement and electrical connection.",
      "material": "Plastic"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view provides the primary orthographic projection, clearly showing the overall rectangular shape, the arrangement of the three battery compartments, and the mounting holes for the board. It is essential for understanding the part's layout and primary dimensions."
      },
      {
        "type": "Top",
        "reason": "The Top view is crucial as it reveals the internal structure of the battery holder, including the three cylindrical cavities for the batteries and the complex arrangement of the electrical contacts and mounting features. This view is necessary to understand the internal geometry that is not visible from the front."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view offers a 3D perspective that helps visualize the entire assembly, including the depth of the battery cavities, the flanges, and the overall form. It is important for conveying the spatial relationships and the final appearance of the part."
      },
      {
        "type": "Left",
        "reason": "The Left view provides a side profile that clearly shows the depth of the battery holder and the height of the internal components. It is necessary to understand the part's thickness and the alignment of the features along the Z-axis."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          -17.0,
          -59.97
        ],
        "reason": "This section cut along the Y-axis reveals the internal depth of the battery compartments, the wall thicknesses, and the internal structure of the electrical contacts. It is essential for understanding the internal construction and ensuring the correct fit for the batteries and board."
      },
      {
        "symbol": "B",
        "normal": [
          0,
          0,
          1
        ],
        "origin": [
          0.0,
          -7.0,
          -63.913
        ],
        "reason": "This horizontal section cut at the bottom of the battery holder reveals the internal cavity and the mounting features. It is necessary to show the depth of the battery compartment and the internal structure that supports the batteries."
      }
    ],
    "detail_views": [
      {
        "reference": "C",
        "base_view": "Front",
        "anchor": [
          -7.5,
          -3.118,
          -59.97
        ],
        "radius": 10,
        "reason": "This detail view magnifies the hole pattern for the three battery compartments, showing the precise diameter and spacing of the holes. It is necessary to ensure the correct fit for the 18650 batteries and to provide clear instructions for manufacturing."
      },
      {
        "reference": "D",
        "base_view": "Top",
        "anchor": [
          10.0,
          -7.0,
          -50.393
        ],
        "radius": 15,
        "reason": "This detail view magnifies the electrical contact area, showing the precise dimensions and arrangement of the contacts. It is necessary to ensure the correct electrical connection and to provide clear instructions for manufacturing."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 46.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 27.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            -3.118,
            -59.97
          ],
          "value_approx": 3.4,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            -14.5,
            -60.464
          ],
          "value_approx": 1.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -7.5,
              -3.118,
              -59.97
            ],
            "radius_approx": 1.7
          },
          "circle_b": {
            "location_3d": [
              -7.5,
              -14.5,
              -60.464
            ],
            "radius_approx": 0.5
          },
          "value_approx": 11.382,
          "placement": "below",
          "offset_index": 2,
          "tolerance": null
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 46.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 27.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -50.393
          ],
          "value_approx": 1.25,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -63.913
          ],
          "value_approx": 6.45,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              10.0,
              -7.0,
              -50.393
            ],
            "radius_approx": 0.625
          },
          "circle_b": {
            "location_3d": [
              10.0,
              -7.0,
              -63.913
            ],
            "radius_approx": 3.225
          },
          "value_approx": 13.52,
          "placement": "below",
          "offset_index": 2,
          "tolerance": null
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 46.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 27.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_depth",
          "dim_type": "DistanceZ",
          "match_strategy": "extreme_vertices_z",
          "value_approx": 114.0,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Left": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 46.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 27.0,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_depth",
          "dim_type": "DistanceZ",
          "match_strategy": "extreme_vertices_z",
          "value_approx": 114.0,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Section A-A": [
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            10.0,
            -7.0,
            -50.393
          ],
          "value_approx": 1.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -50.393
          ],
          "value_approx": 1.25,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -63.913
          ],
          "value_approx": 6.45,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        }
      ],
      "Section B-B": [
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            10.0,
            -7.0,
            -63.913
          ],
          "value_approx": 1.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -63.913
          ],
          "value_approx": 6.45,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -50.393
          ],
          "value_approx": 1.25,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        }
      ],
      "Detail C": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            -3.118,
            -59.97
          ],
          "value_approx": 3.4,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -7.5,
              -3.118,
              -59.97
            ],
            "radius_approx": 1.7
          },
          "circle_b": {
            "location_3d": [
              -7.5,
              -14.5,
              -60.464
            ],
            "radius_approx": 0.5
          },
          "value_approx": 11.382,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Detail D": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -50.393
          ],
          "value_approx": 1.25,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            10.0,
            -7.0,
            -63.913
          ],
          "value_approx": 6.45,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        }
      ]
    }
  }
}