{
  "saved_at_utc": "2026-06-26T15:12:52.909157+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "Hydraulic Press Assembly",
      "description": "A hydraulic press assembly designed for force application using hydraulic principles, featuring a robust frame, piston mechanism, and mounting structure.",
      "material": "Steel"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The front view clearly shows the vertical alignment of the hydraulic cylinder, the central bore, and the mounting flanges, providing the primary reference for overall height and component arrangement."
      },
      {
        "type": "Top",
        "reason": "The top view reveals the horizontal layout, including the base plate, support legs, and the triangular bracing, which are critical for understanding the structural stability and footprint."
      },
      {
        "type": "Left",
        "reason": "The left view displays the side profile, showing the hydraulic cylinder, the internal mechanism, and the bolt patterns on the frame, which are not visible in the front or top views."
      },
      {
        "type": "Isometric",
        "reason": "The isometric view provides a 3D perspective that helps visualize the spatial relationship between all components, aiding in assembly and understanding the overall geometry."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "reason": "A vertical section along the YZ plane reveals the internal bore of the hydraulic cylinder and the internal structure of the frame, which are not visible in external views."
      }
    ],
    "detail_views": [
      {
        "reference": "C",
        "base_view": "Left",
        "anchor": [
          0.0,
          0.0,
          0.0
        ],
        "radius": 20,
        "reason": "This detail magnifies the hydraulic cylinder and its connection points, highlighting critical features such as the piston rod and mounting flanges."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 1404.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0,
            0,
            0
          ],
          "value_approx": 100,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 702.1,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -100,
              0,
              0
            ],
            "radius_approx": 10
          },
          "circle_b": {
            "location_3d": [
              100,
              0,
              0
            ],
            "radius_approx": 10
          },
          "value_approx": 200,
          "placement": "below",
          "offset_index": 2,
          "tolerance": null
        }
      ],
      "Left": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 1404.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0,
            0,
            0
          ],
          "value_approx": 50,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 702.1,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 1404.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Section A-A": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0,
            0,
            0
          ],
          "value_approx": 100,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            0,
            0,
            0
          ],
          "value_approx": 10,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Detail C": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0,
            0,
            0
          ],
          "value_approx": 50,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "linear_distance",
          "dim_type": "Distance",
          "match_strategy": "nearest_edge_pair",
          "value_approx": 20,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ]
    }
  }
}