Gears and transmission
A380 Rear Fuselage Cargo Door Mechanism Exploded Assembly
- Bounding box
- 795.0 × 89.0 × 190.0 mm
- Engine
- Precision B-rep
- Parameters
- 22
- Published
- September 22, 2026
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The prompt
{ "project": "A380 rear fuselage cargo door mechanism", "units": "mm", "aircraft_section": { "type": "rear_fuselage_cutaway", "length": 300, "width": 90, "height": 110, "include_vertical_tail": true, "cutaway_side": true, "simplified_geometry": true }, "door": { "location": "lower_side", "opening": { "width": 70, "height": 50 }, "size": [70, 50, 3], "closed_position": "flush_with_fuselage", "open_angle": 90, "hinge": { "type": "simple_external", "position": "bottom_edge", "quantity": 2, "pin_diameter": 5, "hole_diameter": 5.5 } }, "support": { "type": "rigid_prop_strut", "quantity": 1, "length": 45, "function": "hold_door_open", "attachment": "simple_pivot", "door_connection": "notch", "release": "remove_strut", "return": "gravity" }, "mechanism": { "sequence": [ "closed_flush", "open_door", "insert_support_strut", "door_held_open", "remove_support_strut", "gravity_returns_door_closed" ], "complexity": "minimal", "no_gears": true, "no_springs": true, "no_linkages": true, "no_bearings": true, "no_magnets": true }, "manufacturing": { "method": "FDM_3D_printing", "material": "printed_plastic", "100_percent_3d_printed": true, "no_metal": true, "no_screws": true, "no_glue": true, "minimum_wall_thickness": 3, "moving_clearance": 0.3, "separate_components": true }, "cad_output": { "format": "STEP", "extension": ".step", "editable_solids": true, "preserve_components": true, "fusion_360_compatible": true, "assembly": true, "exploded_assembly": true, "motion_check": true }, "validation": { "door_moves": true, "door_flush_when_closed": true, "support_holds_door_open": true, "support_can_be_removed": true, "gravity_return": true, "no_collision": true, "printable": true } }
Parameters
| Name | Value | Range |
|---|---|---|
| Fuselage Length | 300 mm | 100 – 600 |
| Fuselage Width | 90 mm | 40 – 200 |
| Fuselage Height | 110 mm | 50 – 250 |
| Wall Thickness | 3 mm | 1 – 10 |
| Vertical Tail Height | 80 mm | 20 – 200 |
| Vertical Tail Length | 100 mm | 30 – 250 |
| Vertical Tail Thickness | 3 mm | 1 – 10 |
| Cargo Door Width | 70 mm | 30 – 150 |
| Cargo Door Height | 50 mm | 20 – 120 |
| Cargo Door Thickness | 3 mm | 1 – 10 |
| Door Opening Bottom Offset | 10 mm | 0 – 50 |
| Hinge Knuckle Outer Diameter | 10 mm | 6 – 20 |
| Hinge Knuckle Length | 8 mm | 4 – 20 |
| Hinge Hole Diameter | 5.5 mm | 3 – 10 |
| Hinge Pin Diameter | 5 mm | 2 – 10 |
| Hinge Pin Length | 15 mm | 5 – 30 |
| Support Strut Length | 45 mm | 20 – 100 |
| Support Strut Diameter | 5 mm | 2 – 12 |
| Strut Pivot Hole Diameter | 5.5 mm | 3 – 10 |
| Strut Notch Width | 5 mm | 3 – 10 |
| Strut Notch Depth | 2 mm | 1 – 5 |
| Layout Gap Between Parts | 150 mm | 50 – 300 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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