{
  "saved_at_utc": "2026-06-30T19:26:27.144461+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "PALLET RACK DROP PIN",
      "description": "Safety pin assembly for securing pallet rack shelves, designed to prevent accidental disengagement and ensure structural stability in industrial storage systems.",
      "material": "Steel"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view clearly shows the symmetrical arrangement of the two wheel assemblies and the central connecting pin, which is critical for understanding the overall layout and function of the drop pin mechanism."
      },
      {
        "type": "Top",
        "reason": "The Top view provides a comprehensive overview of the entire assembly, including the positioning of all four wheels and the supporting frame, which is essential for understanding the spatial relationships and overall footprint."
      },
      {
        "type": "Left",
        "reason": "The Left view reveals the depth and side profile of the assembly, including the wheel flanges and the internal structure, which is necessary for a complete understanding of the design."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view offers a 3D perspective that helps visualize the complex geometry and spatial relationships of the components, aiding in the comprehension of the assembly's structure."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
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          -1991.951,
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        ],
        "reason": "This section cut along the Y-axis reveals the internal bore and wall thickness of the central shaft, which is crucial for understanding the mechanical strength and fit of the pin."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Front",
        "anchor": [
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        ],
        "radius": 140,
        "reason": "This detail view magnifies the central wheel hub and its bore, providing a clear view of the critical features necessary for manufacturing and assembly."
      }
    ],
    "dimensions": {
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        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 2480.9,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 2581.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 140,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 140,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
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        {
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          "match_strategy": "nearest_circle",
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        {
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          "value_approx": 20,
          "tolerance": "H7",
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          "offset_index": 6
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      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
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          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
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          "placement": "right",
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          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 140,
          "tolerance": "H7",
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          "offset_index": 1
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        {
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          "value_approx": 140,
          "tolerance": "H7",
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        {
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        {
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        {
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      ],
      "Left": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
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          "placement": "below",
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          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 2581.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 140,
          "tolerance": "H7",
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        {
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          "match_strategy": "nearest_circle",
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          "value_approx": 140,
          "tolerance": "H7",
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          "offset_index": 2
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        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 20,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 3
        },
        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "value_approx": 20,
          "tolerance": "H7",
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        {
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        {
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          "value_approx": 20,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 6
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
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          "placement": "below",
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          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
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          "placement": "right",
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          "tolerance": null
        },
        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
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          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
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        {
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          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
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          "tolerance": "H7",
          "placement": "leader",
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        {
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        {
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        {
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      ],
      "Section A-A": [
        {
          "type": "wall_thickness",
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          "match_strategy": "nearest_parallel_edges",
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          "placement": "left",
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          "tolerance": null
        },
        {
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        {
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        }
      ],
      "Detail B": [
        {
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        {
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        {
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      ]
    }
  }
}