Marco Reps has an interesting look at Hobby Level motor controls: Blue Chinese Hybrid O-Drive (2 motor) Trinamic Stepper Motion Controls And a follow-up video: Professional Servo Drives LinuxCNC and MESA FPGA
Continue ReadingExcellent YouTube Series on Mechanical/Machining Fundamentals
The New Mind Channel: https://www.youtube.com/channel/UC5_Y-BKzq1uW_2rexWkUzlA/ The Science of Flatness: https://www.youtube.com/watch?v=OWa3F4bKJsE The Science of Roundness: https://www.youtube.com/watch?v=NjbvOTUSqdI&t=609s The Science of Small Distances: https://www.youtube.com/watch?v=cQFTBfkqE0U&t=56s
Continue ReadingDynomotion KFLOP’s KmotionDef.h’s entries pertaining to encoders (2015 to current)
double Position; // encoder, ADC, Resolver, reading double invDistPerCycle; // for stepper distance for one complete cycle (4 full steps) // for brushless 3-4 phase encoder counts for one complete cycle // (saved as reciprocal
Continue ReadingCNC Probing
CNC utilizes contact probes for various purposes: Edge Finding Zero Setting Digitizing (point cloud) Mapping Several major companies exist (example Renishaw) to service major industry; less so for home or prosumer markets. Of late, two
Continue ReadingDan Pink: the Puzzle of Motivation (TED Talks)
TED Talks: Dan Pink on the puzzle of Motivation
Continue ReadingCO2 Laser on Mini-Mill
Here`s an interesting take: CO2 Laser Engraver/Cutter Addition to a CNC-Retrofitted Sieg X2 Mini Mill
Continue ReadingLMS 39xx Riser Block
Well! Couple years after I used: Mini-Mill Riser Blocks Mini-Mill Riser Blocks (2) Adding a Column Riser to a Solid Column Mill Metal For Riser For Mini Mill LMS 3900 Extended Column (Primary Resource) to
Continue ReadingDriving a Ballscrew – Servo vs. Steppers
Excellent example of Servo vs. Stepper vs. Feed Speeds. This is by John Dammeyer, developer of the Electronic Lead Screw Project: Electronic Lead Screw Main Page …now I did some experiments as a result of this posting
Continue ReadingKmotionCNC Conditional Logic
The GCode Interpreter included with KmotionCNC is more bare-bones than the extended on in LinuxCNC, and some people were discussing how to work-around this perceived lack. I found a link on CNCZone that outlined a
Continue ReadingBrief History of G-Code, Numerical Control, and G-Code Complilers
G-Code (more precisely G and M Code, more formally, RS-274D or other names) is a programming code that dates back circa 1950, and was originally developed to control mechanical machining operations using paper tape. It
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