3D preview of Motorized Lightband
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Interactive 3D model of Motorized Lightband

Organic and sculpted

Motorized Lightband

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Bounding box
120 × 17.2 × 111.3 mm
Engine
Organic B-rep
Parameters
0
Published
October 6, 2026

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The prompt

Act as an expert 3D CAD designer. Create a geometric 3D assembly of a spacecraft separation system called a "Motorized Lightband". You must build this using strict primitive shapes (cylinders, boxes, helices) and boolean operations. Do not hallucinate internal complex gears. Build exactly the 5 following components with these specific dimensions:1. The Lower Ring (Base):Shape: A flat, hollow cylindrical tube.Dimensions: Outer Diameter (OD) = 17.02 inches, Inner Diameter (ID) = 14.14 inches, Height = 1.05 inches. Features: Create a boolean cut of 24 small vertical through-holes evenly spaced in a circle (Bolt Circle Diameter = 15.000 inches).Material/Color: Gold-colored aluminum. 2. The Upper Ring (Top):Shape: A flat, hollow cylindrical tube exactly matching the Lower Ring.Dimensions: Outer Diameter (OD) = 17.02 inches, Inner Diameter (ID) = 14.14 inches, Height = 1.05 inches. It must be stacked perfectly on top of the Lower Ring, making the total height 2.10 inches. Material/Color: Dark grey hard-anodized aluminum. 3. The Separation Springs:Shape: 6 vertical helical coils (springs). Position: Sandwiched vertically between the Lower Ring and Upper Ring, spaced equally (every 60 degrees) around the ring.Color: Silver/Steel.4. The Hinged Leaves (Locking Mechanism):Shape: 23 small, identical L-shaped rectangular blocks. Position: Arranged in a circular array along the absolute inner edge (Inner Diameter) of the rings. The bottom of each block is attached to the Lower Ring, and the top wedges into the Upper Ring to lock them together. 5. The Motor Bracket Assembly (Actuator):Shape 1 (Bracket): A rectangular box attached tangentially to the outer edge (Outer Diameter) of the Lower Ring. Shape 2 (Motors): Two horizontal cylinders protruding from the left and right sides of the rectangular bracket. They must point in opposite directions along the outer curve. Shape 3 (Central Screw): A small threaded horizontal cylinder (lead screw) connecting the two motors in the center. Color: The bracket is gold; the two motor cylinders are black. Global Constraint: Ensure perfectly flush mating surfaces. Zero overlapping volumes (no digital collisions). Do not add any extra parts not described here.

Parameters

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Motorized Lightband - Free CAD Model (STEP, STL) | TextoCAD