Extruder for 3D printer
Bowden extruder for a 3D printer with minimal gaps and no extra parts. An eccentric is provided for compressing the spring and releasing the filament rod. Filament replacement with one hand, fixation of the Teflon tube directly on the housing.
The cheapest Chinese extruder served as a donor for a homemade extruder.Download STL + SLDPRT
A simple planer from an old chisel, a couple of pieces of wood and two pieces of plexiglass.
A dancing robot with a height of 60 cm. You can use costumes and accessories. There is wireless control, you can control the movements of the robot.
I need a tachometer to calculate some mechanisms. For example, to calculate the speed of a robot vacuum cleaner, you need to know the rotation speed of the electric motor and, based on this, calculate the gear ratio of the gearbox.
The 3D model of the fan is very simple, easily wound on a collet clamp. I put it on my CNC machine. The first launch proved to be very good, all the chips are scattered to the sides, clean under the cutter.
This device helped me to saw a bundle of rolled metal at an angle of 90 degrees without effort.