Crashing in CNC mode

[jepho]

My guess is that it is the software. Try Carbide Create. Free, logical and highly recommended if you want to do CNC.

Carbide Create CAD/CAM Software for CNC Routers

I designed my own clamps that are easy to use and give you a lot more room.

Modifying the SM1 Table and its Clamp System

I have now completed the bed and clamp modifications for my SM1. My original feeling was that it was sometimes quite awkward to hold items to the bed when trying to use the CNC milling functions for SM1. One limitation that I ran into very quickly was the 90mm square workpiece limitation. I assumed that this was partly due to the travel of the head and the length of the clamps that were supplied with SM1. The illustration which follows shows the clamps which were quite long and quite soft and th…