3D Printed Gears, Pulleys, and Cams Contest | Hackaday.io

38 projects

Always Moving Forward

Stagger

jarrett Jarrett

Design of involute gear tooth profiles and hints and tips for 3D printing real gears to do work.

3D Printing Gears and a Planetary Gearbox

I want to start a citizen science electronics project. Where we as citizens watch electronic lectures then try to apply what we've learned.

Gadgetry Noob

A 3D printed fully mechanical 7 segment display. It can be used without any electronic at all, by turning a gear.

Peters 7-seg all mechanical display prototype 2

peter-lehnr Peter Lehnér

Hackaday Prize 2019

Terrain-going quadruped. 3D printable. Two servo drive.

Landbeest walking robot

"Display your affections in three different directions!"

Tri-axial Clockwork Valentine

Similar to the discontinued Lego monorail, this rides the same rails without the high cost of a collectible toy.

Rudolph and Bluedolph on the Monorail

mike-rigsby Mike Rigsby

160 RPM electric ice auger

3D printed electric ice auger

Hackaday Prize 2019

with only 8 3D-printed parts, this servo is very easy to assemble and very robust.

3D-printable high torque servo/gear reduction

brian-brocken Brian Brocken

This project uses 3D printing and a little lathe work to adapt an existing DIY RC aircraft create a Vertical Take-off and Landing craft

Tilt Rotor VTOL RC aircraft

A hand-cranked reel for managing the Vive sync cable in a portable VR setup

Vive Lighthouse Sync Cable Reel

An automata music sequencer using cams, gears and pulleys to program the note sequence. Music generated by 555 square wave output.

Automata Music Sequencer

dean-segovis Dean Segovis

A 3D-printed 10000 : 1 gear reducer and control hardware used for astrophotography

Astrophotography Camera Mount

This project shows how to generate gears in OpenSCAD that can be used to transmit torque between two non-parallel, non-intersecting shafts.

Crossed Helical Gears in OpenSCAD

marciot marciot

A mechanical battering ram that uses gears and a reciprocating motion mechanism to convert the rotational into linear motion of the ram.

Mechanical Battering Ram

inProgressDesigns

Printed desk toys demonstrating the function of a tourbillon for those that can't afford a stratospherically expensive mechanical watch

3D-Printed Flying Tourbillon Models

A DIY panorama head to take very large panoramic images (up to multiple gigapixles).

Panorama Head v3

ahorn42 ahorn42

I want to build my own useless machine, but with an articulated finger which snakes out to switch itself off. I'll start with a backscratcher

Useless Machines

3D printable Pick and Place tape feeder for the Arcus-3D-P1.

P1 - Buddha Tape feeder

I printed a set of pulleys to help replace a 200lb window on the upper level of our house.

3D Printed Pulleys

for the gears prize, i wanted to build a device that spun a fan blade up to high speeds in the hopes of making it fly.

fan launcher

A drawing machine created using gears and a 3d printer!

Drawing Machine

By combining 3d parts, gyro, and a stepper, I made a programmable foot pedal for my cheap GTAW welder! General remote knob turner.

3d Printed knob turner - remote TIG amp control!

A mostly 3D printed reciprocating saw that has different pull and push speeds/torque that uses broken PoundLand blades

3D Printed Unbalanced Motion Reciprocating Saw