NEMA17 Stepper + GT2 Timing Belt

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Bounding box: 64.4 × 61 × 42.3 mm
Engine: 3D Printing B-rep
Parameters: 17
Published: October 30, 2026

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The prompt

制作一个步进电机带同步带的模型

Parameters

Name	Value	Range
Body width across flats	42.3 mm	25 – 70
Body length	40 mm	20 – 90
Shaft diameter	5 mm	3 – 12
Shaft protrusion from face	21 mm	8 – 70
Pilot boss diameter	22 mm	10 – 38
Pilot boss height	1.5 mm	0 – 6
Mounting hole spacing	31 mm	10 – 45
Screw clearance hole	3.4 mm	2 – 6
Tooth count	20 mm	8 – 72
Belt pitch	2 mm	1 – 5
Belt width	6 mm	3 – 20
Flange diameter	14 mm	8 – 40
Hub diameter	11 mm	6 – 30
Hub length	14 mm	8 – 40
Shaft interference	0.4 mm	0.1 – 1
Belt thickness	1.4 mm	0.6 – 4
Free run length	36 mm	10 – 120

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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