Injection Molding Machines. A User's Guide

Johannaber, F., 1983. Injection Molding Machines: A Users Guide. Cincinnati: Hanser Publishers. This book covers the following: 1. General Design and Function - 2. Characterization of the Injection Molding Process - 2. 1 Pressure - 2. 1. 1 Hydraulic Pressure on the Injection Side - 2. 1. 2 Cavity Pressure - 2. 1. 2. 1 Switch-over from Injection to Holding Pressure - 2. 1. 3 Holding Pressure - 2. 2 Temperature - 2. 2. 1 Temperature of the Hydraulic Oil - 2. 2. 2 Melt Temperature - 2. 2. 3 Mold Temperature - 2. 3 Velocity - 2. 4 Effect of Molding Technique on Properties - 2. 4. 1 Dimensional Stability - 2. 4. 2 Mechanical and Physical Properties - 2. 4. 2. 1 Molecular Orientation - 2. 4. 2. 2 Residual Stresses - 2. 4. 3 Crystallinity and Structure - 3. The Injection Unit - 3. 1 Injection Pressure - 3. 2 Carriage Guide for the Injection Unit - 3. 3 Rotary Screw Drive Systems - 3. 3. 1 Electromotive Screw Drive - 3. 3. 2 Hydraulic Screw Drive - 3. 3. 3 Torque - 3. 3. 4 Speed - 3. 4 Screw - 3. 4. 1 Standard Screws for Thermoplastics - 3. 4. 2 Special Screws for Thermoplastics - 3. 4. 3 Screws for Rigid PVC - 3. 4. 4 Screws for Vented Barrels - 3. 4. 5 Screws for Thermosets - 3. 4. 6 Screws for Elastomers - 3. 4. 7 Wear Protection for Components of Plastication - 3. 4. 8 Screw Tips - 3. 4. 9 Non-return Valves - 3. 5 The Barrel - 3. 6 The Nozzle - 3. 6. 1 The Open Nozzle - 3. 6. 2 The Shut-off Nozzle - 3. 6. 3 Accessories - 4. The Clamping Unit - 4. 1 Mechanical Clamping Systems - 4. 1. 1 Clamping Sequence - 4. 1. 2 Clamping Force of Toggle Machines - 4. 1. 3 Opening Force - 4. 2 Hydraulic Clamping Systems - 4. 3 Combined Clamping Systems - 4. 4 Accessories for the Clamping Unit - 5. The Drive Unit - 6. The Hydraulic System - 6. 1 Fixed-Displacement Pumps - 6. 2 Variable Displacement Pumps - 6. 3 Accumulators - 6. 4 Efficiency of the Hydraulic Drive - 6. 5 Hydraulic Controls - 6. 5. 1 Flow Control Valves - 6. 5. 2 Pressure Control Valves - 6. 5. 3 Digital Control Elements - 6. 6 Monitoring Devices in the Hydraulic System - 6. 7 Noise Generation in the Hydraulic System - 7. The Control System - 7. 1 Process Control Methods - 7. 2 Open and Closed-Loop Control - 7. 3 Temperature Control - 7. 3. 1 Controlling Barrel Temperature - 7. 3. 2 Temperature Control Circuits - 7. 3. 3 Equalizing the Melt Temperature - 7. 4 The Control Unit - 7. 4. 1 Cycle Control with Electric or Electronic Timing and Manual Control of Pressure and Flow Control Valves - 7. 4. 2 Control System with Central Control Setting - 7. 4. 2. 1 Central Control with Digital Flow and Pressure Control Valves - 7. 4. 2. 2 Central Control with Additional Control Circuits - 7. 5 Microprocessor Control Units - 7. 5. 1 Data Processing - 7. 5. 1. 1 The Address - 7. 5. 1. 2 Instructions - 7. 5. 2 Structure of Microcomputers - 7. 5. 3 Making Use of the Microcomputer - 7. 6 Application of Computers in Injection Molding - 7. 6. 1 Computer Data Processing - 7. 6. 2 Computerized Optimization - 7. 7 Control and Monitoring Systems - 8. Special Types of Injection Molding Machines - 8. 1 Machines for Off-Center Molding - 8. 2 Multicolor Injection Molding Machines - 8. 2. 1 Horizontal Design - 8. 2. 2 Vertical Design - 8. 3 Plunger-Type Injection Molding Machines - 8. 4 Two-Stage Plunger - 8. 5 Two-Stage Screw-Plunger Machines - 8. 6 Multistation Rotary Machines - 8. 7 Special Types without Commercial Significance - 9. Machine Sizes and Performance Data - 9. 1 Sizes - 9. 2 Performance Data - 9. 2. 1 Performance Data of the Injection Unit - 9. 2. 2 Performance Data of the Clamping Unit - 9. 2. 3 General Performance Data - 10. Safety - 11. Plastic Material for Injection Molding - 12. Accessories - 12. 1 Injection Molds - 12. 2 Auxiliary Equipment for Automation - 12. 3 Heat Exchanges - 13. References - 14. Appendix - 14. 1 SI-Units - 14. 2 Conversion Tables for Temperature and Pressure - 14. 3 Abbreviations - 15. List of Machine Manufacturers - 16. Index - Industry�s Product Information

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