| Acknowledgement | 第1-7页 |
| 摘要 | 第7-8页 |
| ABSTRACT | 第8-10页 |
| Table of Contents | 第10-13页 |
| 1. Introduction | 第13-31页 |
| ·Background | 第13-15页 |
| ·Introduction of conveyor chain | 第13页 |
| ·Application of conveyor chain | 第13-14页 |
| ·Advantages of conveyor chain | 第14页 |
| ·Origin of the thesis | 第14-15页 |
| ·Present research situation of friction and wear of plastics | 第15-31页 |
| ·Coefficient of friction | 第16-27页 |
| ·pv value | 第27-28页 |
| ·Thermal behavior | 第28-29页 |
| ·Speed | 第29-31页 |
| 2. Purpose of the thesis | 第31-34页 |
| ·The fields referred in the thesis | 第31-32页 |
| ·Key contents of the thesis | 第32-34页 |
| 3. Material experiments on identifying and characterizing material | 第34-64页 |
| ·Investigation to the chain supplier | 第34-35页 |
| ·Experiment methods | 第35-36页 |
| ·Experiment methods for identifying the material | 第35页 |
| ·Experiment methods for characterizing the properties | 第35-36页 |
| ·Material experiments | 第36-64页 |
| ·Objectives of material experiments | 第36页 |
| ·Contents of material experiments | 第36-62页 |
| ·The properties of POM | 第62-64页 |
| 4. Test plan | 第64-74页 |
| ·Field investigations | 第64-68页 |
| ·Investigations and analysis from Tetra Pak | 第64-66页 |
| ·Investigation report | 第66-68页 |
| ·The basic forms and concepts of wear | 第68-70页 |
| ·Adhesive wear | 第68页 |
| ·Abrasive wear | 第68-69页 |
| ·Fatigue wear | 第69页 |
| ·Corrosive wear | 第69-70页 |
| ·Friction and wear test plan | 第70-74页 |
| ·Introduction of the test method | 第70-71页 |
| ·Test factors | 第71-72页 |
| ·Test arrangement | 第72-74页 |
| 5. Research and development of a friction and wear test rig | 第74-95页 |
| ·The present research situation of friction and wear test machine | 第74-85页 |
| ·Movement types and their driving mechanisms | 第74-80页 |
| ·Loading modes | 第80-82页 |
| ·Measurement items | 第82-83页 |
| ·Measuring way of wear | 第83-85页 |
| ·Design of the mechanical part of the friction and wear test rig | 第85-90页 |
| ·Design requirements and the moving mechanism | 第85-87页 |
| ·Cam design | 第87-90页 |
| ·Choosing of measuring apparatus | 第90-95页 |
| ·Speed measuring apparatus | 第90-91页 |
| ·Temperature measuring apparatus | 第91-93页 |
| ·Wear measurement | 第93-95页 |
| 6. Friction and wear tests | 第95-130页 |
| ·The preparation of the test factors | 第95-97页 |
| ·Load | 第96页 |
| ·Grain | 第96页 |
| ·Water and milk | 第96-97页 |
| ·Sliding rail area and conveyor chain area | 第97页 |
| ·Conveyor joint | 第97页 |
| ·Test procedure | 第97-98页 |
| ·Test step | 第98-100页 |
| ·Friction and wear test of Tetra Pak | 第100-105页 |
| ·Measuring method | 第100-101页 |
| ·Preliminary tests aiming to find the key factors influencing the wear | 第101-102页 |
| ·Intensive tests aiming to identify the impact of water on the wear | 第102-104页 |
| ·Test added grain from Tetra Pak | 第104-105页 |
| ·Test analysis methods | 第105-107页 |
| ·Introduction of range analysis method | 第106页 |
| ·Introduction of variance analysis method | 第106-107页 |
| ·Test results and analysis | 第107-128页 |
| ·Wear rate analysis | 第107-115页 |
| ·Thickness analysis | 第115-121页 |
| ·Photograph | 第121-127页 |
| ·Temperature | 第127页 |
| ·SEM analysis | 第127-128页 |
| ·The dose of grain and milk in the tests | 第128页 |
| ·Summary of the friction and wear tests | 第128-130页 |
| 7. Summary and future research | 第130-135页 |
| ·Summary of the thesis | 第130-133页 |
| ·Future research | 第133-135页 |
| References | 第135-139页 |
| Appendix | 第139页 |
