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Push Rods

A project log for The Print3r

All Metal Triple Extruder Water Cooled Delta 3D Printer

oneohmoneohm 10/02/2016 at 06:580 Comments

Push Rod Fabrication Details:

Here are some notes for this low mass, high strength magnetic ball joint:

I ended up with these components:

-Countersunk super-magnets (opposite magnetic polarization direction)

-Small center magnet

-Cut-off magnetic steel screw head

Bringing them together into a high-force magnetic structure:

High strength longitudinally oriented carbon fiber tubes - Honed to accept magnet stacks.

Cleaned and epoxied in place. Digital calipers used to ensure equal spacing:

Finished push rods (with ball bearings attached):

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