Digital Lathe vs 3D printing

Digital Lathe vs 3D printing

In this lesson, students explore the different types of lathes and their applications before designing and printing an ornate leg for a piece of furniture. By the end of this lesson, students should be able to evaluate 3D printing as a process compared to a digital lathe.
Subjects
MathematicsDesign and Technology
Years | Grades
7th Grade | 11-12 years8th Grade | 12-13 years9th Grade | 13-14 years10th Grade | 14-15 years11th Grade | 15-16 years
Duration
Lesson 1: 60 minutes Print time: ~ 3 hours

Digital Lathe vs 3D Printing trailer
Play 0:40

Objectives

  • Understand what ‘Turning’ is as a manufacturing process
  • Realize 3D modelling skills against real world applications
  • Understand what a lathe is, the different types of lathes and their applications
  • Understand the term CNC and understand how it works
  • Evaluate 3D printing as a process compared to a digital lathe
 

Tools and equipment

Each student workgroup needs:
  • Internet-enabled laptop/computer and mouse
  • Set of example table legs .STL files
  • Pen or pencil
  • Digital lathe worksheet

Teacher needs:
  • 3D printer and PLA filament
  • Internet-enabled laptop/computer and mouse and layering software for the 3D printer
  • Example table leg .STL file
 

Skill requirements

To participate in the lesson, students should be able to:
  • Develop their own idea for the cast
  • Use Fusion360 or similar CAD software at a beginner level
  • Enter the correct 3D print settings in the DeeControl layering software
  • Use the eDee 3D printer

Digital Lathe Walkthrough
Locked 4:53

3D models overview

  • Total print time 3 hours
  • Total filament 5.38 m
  • Additional non-printable components
  • Printed all at once
Miniature ornate table leg
  • 3 hours
  • 5.38 m
Note: Values are calculated for one set of models.

Lesson resources

  • Lesson plan
  • Worksheet
  • Walkthrough
  • Walkthrough video
  • Presentation
  • 3D models
  • 3D print instructions
  • Curriculum alignment