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title: A 3D Printed Cycloidal Gearbox | daily.dev
description: The VANTIX is a compact cycloidal gearbox designed for NEMA 17 or 23 stepper motors that is mostly 3D printed. Its standout feature is its height matching a...
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og:description: The VANTIX is a compact cycloidal gearbox designed for NEMA 17 or 23 stepper motors that is mostly 3D printed. Its standout feature is its height matching a...
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# A 3D Printed Cycloidal Gearbox

**[Hackaday](https://daily.dev/sources/hackaday)** · 1 min read · 1 upvotes · 0 comments

## Summary

The VANTIX is a compact cycloidal gearbox designed for NEMA 17 or 23 stepper motors that is mostly 3D printed. Its standout feature is its height matching a standard NEMA 17 axle, though this requires the stepper's D-bore to extend fully down the shaft. Printing recommendations include ABS filament with a 0.2 mm nozzle for tight-tolerance parts, with some components benefiting from a larger nozzle. Assembly uses press-fit joints, heat-set inserts, and lubrication, with multiple top plate options for different mounting configurations.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://hackaday.com/2026/08/06/a-3d-printed-cycloidal-gearbox>

## Questions this post answers

### What print settings are recommended for a 3D printed cycloidal gearbox for NEMA 17 steppers?

The VANTIX cycloidal gearbox recommends printing in ABS with a 0.2 mm nozzle for tight-tolerance parts to improve dimensional accuracy. Some components are better printed with a larger nozzle. Assembly relies mostly on press-fit joints and parts inserted during the printing process, with heat-set inserts and lubrication also required for smooth operation.

_Makers building stepper motor gearboxes track print setting tips and design iterations on daily.dev._

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---

Tags: [#robotics](https://daily.dev/tags/robotics)

[View this post on daily.dev](https://daily.dev/posts/a-3d-printed-cycloidal-gearbox-vu31jlnoj)

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