MPMD Improved Extruder Fix

Description

This is a side product of my top plate for flexible filament for the MPMD, basically the mk3's mount solution as a stand-alone.

I have the PTFE tube jump every now and then when printing non-flex filaments with Spconnol's extruder fix integrated and when researching discovered it was originally designed for an inward mount. Reversing the direction of the screw, as well as giving it a bit of straight distance between the points where there is friction held, should make slipping a lot less likely.

Make sure you print the threaded tube standing up on the smaller side, this ensures you don't have any cleanup trouble while keeping maximal structural integrity.

note: I've had excellent results printing the tube part in PETG

Changelog

• mk2: the first iteration would sit a bit loose in the stock extruder plate and some filaments would make it wiggle enough for the ring that was holding it to break off. This new version has a beefed-up ring that will fill out the whole space in the stock extruder plate, thus already wiggling a lot less. It also has a standoff plate, that, when turned towards the printer, will add more stability. 
• mk1: initial release

Category: 3D Printer Extruders