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A Tinkerer's Guide to CNC Basics

You're reading from A Tinkerer's Guide to CNC Basics

Product type Book

Published in Jan 2024

Publisher Packt

ISBN-13 9781803247496

Pages 164 pages

Edition 1st Edition

Languages

Concepts

Author (1):

Samer Najia

Table of Contents (15) Chapters

Preface

1. Chapter 1: The What and Why of CNC

2. Chapter 2: Setting Up and Configuring the 3018 CNC Machine

3. Chapter 3: Understanding Material Properties before Making the First Cut

4. Chapter 4: Making the First Cut

5. Chapter 5: Full CNC Workflow with Different Materials

6. Chapter 6: Upgrading Your CNC Machine

7. Chapter 7: Enclosures

8. Chapter 8: Project: Building a CNC Laser Cutter and a Plotter

9. Chapter 9: Project: Building Your Own 4th Axis

10. Chapter 10: Project: Adding a Laser to the 3018

11. Chapter 11: Building a More Capable CNC Machine

12. Chapter 12: Future Projects and Going Bigger and Better

13. Index

Why subscribe?

14. Other Books You May Enjoy

Securing the workpiece

My CNC machines all have tables made of aluminum extrusions, except for one that uses a piece of plate metal. Both would get ruined if I made a mistake and cut through my workpiece and into the table. Eventually the structure would weaken, and I would have to disassemble the entire Y-axis assembly and replace the table – not something I would relish having to do multiple times. Consequently, as has been mentioned before, I like to put a piece of waste board between my workpiece and the table. The waste board is typically made of MDF or plywood and is sacrificial. However, with a thick piece material on top of my table and under the material I am trying to cut or carve, I have to find a way to bolt the material to the waste board and the waste board to the table.

You can purchase waste boards for your 3018 on Amazon or AliExpress easily enough. These often come with countersunk threaded inserts as well, so that you can secure your board to the table...

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Authors (1)

Samer Najia

Samer has been extremely interested in things that fly since he was six years old. An avid pilot, flight instructor, rocketeer and plastic modeler, he has been building things that fly or look like they might for as long as he can remember, including a full scale aircraft in the garage. Samer has a background in Mechanical Engineering and is a CNC and Laser hobbyist, but currently is working in IT – specifically software development. Samer resides in Alexandria, VA with his wife and two children and participates in his local maker space by teaching metal shaping techniques, rocketry and homebuilt aircraft construction.

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