Blender 3D Printing Essentials电子书

Blender 3D Printing Essentials

Table of Contents

Blender 3D Printing Essentials

Credits

About the Author

About the Reviewers

www.PacktPub.com

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Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the example code

Downloading the color images of this book

Errata

Piracy

Questions

1. Designing Objects for 3D Printing

Opportunities to use your 3D printer

How a 3D printer works

Types of 3D printers

Basic parts of a 3D printer

How is a 3D printer controlled?

The Peachy printer

Modeling dimensions

File sizes

Polygon sizes

Factors affecting precision

Controlling printing costs

Materials for 3D printing

3D printing and your health

What happens at a 3D printing service?

Summary

2. Measuring and Texturing Techniques for 3D Printing

Precision modeling in Blender

Using the Ruler/Protractor

Using the Protractor

Measuring the thickness of an object

Preparing the model for coloring

Leaving the object uncolored

Vertex colors

Vertex painting

Building texture maps

Choosing colors for printing

UV unwrapping

UV mapping the wings

UV mapping the belly

UV mapping the edges of the wing

UV mapping the head

Painting the texture map

Exporting the UV Layout for use in an external paint program

Painting your texture in Blender

Modifying the UV coordinates to add detail

Using the Clone brush to add detail

Summary

3. Making a Blender Model that's Ready to Print

What is special about 3D printing?

Installing the Print3D toolbox

Introducing the Print3D toolbox

Introducing the Mesh Analysis panel

Setting up the units of the scene

Making a 3D model that will print

Making a watertight model

Making a manifold model

Inspecting objects to see if they are manifold or non-manifold

Finding problems that make a file non-manifold

Fixing noncontiguous edges

Typical problem areas with a model

Fixing distorted polygons

Blunting sharp edges

Fixing the junction between blade and hilt

Economizing when 3D printing

Summary

4. Making Strong, Light Objects with the Solidify Modifier

Optimizing wall thickness

Using Solidify for proper wall thickness

Analyzing and modifying the inner shell

Making the dragon useful

Cutting holes for removing extra printing material

Precision modeling—fitting two objects together

Dealing with overhangs and support

If the printer automatically makes supports

Making supports for your model

Exporting your 3D object

Getting the orientation right

Making an STL file

Making an X3D file with a texture

Summary

A. 3D Printing References

References

3D printing services

3D printers – hobbyist

3D printers – industrial

3D objects

Index