Four-Bar Mask Opening Mechanism

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Bounding box: 90.0 × 89.9 × 4.0 mm
Engine: Precision B-rep
Parameters: 17
Published: October 18, 2026

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The prompt

diseña un mecanismo de apertura motorizada para una mascara de cosplay basado en un sistema de eslabones articulados cuatro barras

Parameters

Name	Value	Range
Ground Link Length	80 mm	40 – 150
Crank Link Length	25 mm	15 – 50
Coupler Link Length	70 mm	40 – 120
Rocker Link Length	50 mm	25 – 100
Crank Input Angle	60 deg	0 – 180
Link Width	10 mm	6 – 20
Link Thickness	4 mm	2 – 8
Pivot Hole Diameter	4 mm	2 – 8
Motor Mount Offset from A	30 mm	10 – 80
Motor Mount Width	30 mm	15 – 60
Motor Mount Depth	30 mm	10 – 60
Motor Mount Hole Spacing	20 mm	10 – 40
Motor Mount Hole Diameter	2.5 mm	1.5 – 4
Motor Shaft Hole Diameter	6 mm	3 – 10
Mask Mount Offset from C	15 mm	5 – 40
Mask Mount Hole Spacing	15 mm	8 – 30
Mask Mount Hole Diameter	3 mm	2 – 5

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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