Polymer 3D Printing and 3D Copying Technology

Description

This book innovatively introduces the concept of polymer 3D copying technology, introduces the two technologies of polymer 3D printing and 3D copying by analogy, and elaborates on the core principle and process of polymer 3D copying technology, the composition, basic parameters, and structural design of polymer 3D copying machine, the precision control method of polymer 3D copying products, the mech-anism of defects and solutions, in addition to discussing the development trend of polymer 3D copying technology. The development trend of polymer 3D copying technology is also discussed. The book takes both traditional and new materials, novel contents, focuses on theory and practicality and takes into account the needs of both academic reference and industrial applications in the chapter structure, reflecting the contents and appli-cations of polymer 3D printing and 3D copying technology in a more systematic way, which can be read and referred by engineers and technicians, R&D personnel and teachers and students of related majors engaged in polymer processing. Cover Advanced and Intelligent Manufacturing in China Series Polymer 3D Printing and 3D Copying Technology Copyright Preface About This Book Introduction Contents 1. Introduction 1.1 Introduction to 3D Printing 1.1.1 How 3D Printing Works 1.1.2 History of 3D Printing 1.1.3 Application of 3D Printing in Polymer Processing and Molding 1.2 Introduction to 3D Copying 1.2.1 How 3D Copying Works 1.2.2 The Significance of 3D Copying 1.3 The Difference Between 3D Printing and 3D Copying References 2. Polymer 3D Printing and 3D Copying Processes 2.1 Data Acquisition 2.2 Data Processing 2.2.1 Three-Dimensional Modeling Software 2.2.2 Numerical Analysis Software 2.2.3 Point Cloud Processing Software 2.2.4 3D Printing Slicing Software 2.3 Raw Material Preparation and Plasticization 2.4 Mold Design and Manufacture [26] 2.5 “Sample Copies”—Printing and Copying 2.5.1 Polymer 3D Printing Process—FDM 2.5.2 Polymer 3D Copying Process—Injection Molding References 3. Polymeric 3D Printers 3.1 Common Techniques for Polymer 3D Printing 3.2 Polymer Direct Melt 3D Printing Equipment 3.2.1 Free-Forming Machines 3.2.2 Melt Differential 3D Printers 3.2.3 Theoretical Analysis of Melt Differential 3D Printing 3.2.4 Design of the Melt Differential 3D Printing Device 3.2.5 Industrial-Grade Melt Differential 3D Printer References 4. Polymeric 3D Copiers 4.1 Overview 4.2 Components and Classification of 3D Copiers 4.2.1 Components of a 3D Copier 4.2.2 Classification of 3D Copiers 4.3 How 3D Copiers Work 4.3.1 Plasticization 4.3.2 Mold Filling and Forming 4.4 Basic Parameters of 3D Copiers 4.4.1 Main Parameters of the Injection Unit [7] 4.4.2 Main Parameters of the Clamping Unit [8] 4.5 Structural Design of 3D Copier 4.5.1 Injection Device 4.5.2 Clamping Device 4.5.3 Drives and Safety Devices 4.6 Process Control of 3D Copier [12] 4.6.1 Core Principles of Product Accuracy Control 4.6.2 Process Control Methods for Product Accuracy 4.7 Precision 3D Copier References 5. Materials and Defect Analysis for Polymer 3D Copying 5.1 3D Copying Materials 5.1.1 Classification of 3D Copying Materials 5.1.2 Melt Characteristics of Materials 5.1.3 Processing Properties of Materials 5.1.4 Microscopic Properties of Materials 5.2 Visualization of the Mold Cavity 5.3 3D Copying Defect Generation Mechanisms and Solutions 5.3.1 Common Defects in Manufactured Products 5.3.2 Generation Mechanisms of Typical Defect [30, 31] 5.3.3 Causes and Solutions of Defects in 3D Copied Products References 6. The Future of Polymer 3D Copying Technology 6.1 Smart Manufacturing of Molds 6.1.1 3D Printing of Molds 6.1.2 Adaptive Molds 6.2 3D Pressing Technology 6.3 The Age of Smart IoT References Index