Engraver Spindle Sketch to Parts
Working from an Engraver Spindle Sketch to Parts can be daunting. However, I very rarely work with more than a few sketches and key critical dimensions. This is all about improving the spindle of the [more…]
cnc
Linear Bearings
I think this post should actually be titled “cheap linear bearings” as I don’t think all are equal. However, the bearings found in low end CNC machines are effectively parts from the inkjet printer industry. [more…]
CNC Spindle Idea
I have a CNC spindle idea, a simple modification to the direct drive 500 series motor. To be precise this is a spindle for the Sainsmart Genmitsu Pro-3018. The spindle will then be belt driven [more…]
Sainsmart Genmitsu Z-axis
I bought this small CNC machine to engrave the smokebox door on my miniature traction engine, but the Sainsmart Genmitsu Z-axis accuracy is poor. Poor in a number of ways, but primarily down to the [more…]
Ferris Gold Carving Wax
My cheap CNC machine is very limited in terms of the materials it can work with, hence I thought I might try some Ferris gold carving wax. Hopefully this will allow me to accurately machine [more…]
CNC Cutting Bits
I’ve been using milling machines for my hobby of model making for over 40 years, but CNC is new to me and CNC cutting bits are new. The primary first task for the CNC engraver [more…]
Sain Smart T-nuts
Just a quick share as the T-nuts and clamps that come with the Sain Smart 3018-Pro are ok and functional, but only just. First though, notice that I’ve turned the height adjusting bolt upside-down. My [more…]
First Venture into CNC
For my first venture into CNC I thought I would buy a Sain Smart Genmitsu Router 3018-Pro. This is the low end of CNC engravers and at the time mid-2020 was around £200. The reason [more…]