표제지
목차
I. 서론 12
1.1. 연구 배경 12
1.2. 연구 동향 21
1.3. 연구 목적 및 구성 25
II. 이론적 배경 27
2.1. 디버링 27
2.1.1. 디버링의 목적 및 정의 27
2.1.2. 디버링의 고려 요소 28
2.1.3. 디버링의 기술 요소 28
2.2. 디버링 연구 33
2.2.1. 디버링 선행 연구 33
2.2.2. 디버링 자동화 장비 연구 33
2.2.3. 디버링 자동화 방법 연구 41
2.3. 디버링 휠 연구 43
III. 실험장치 및 실험방법 61
3.1. 사포 디버링 휠에 관한 실험 61
3.1.1. 실험재료 62
3.1.2. 실험장비 72
3.1.3. 실험 디버링 휠 75
3.1.4. 사포 디버링 휠 실험 77
3.2. 나일론 모 디버링 휠에 관한 실험 89
3.2.1. 실험재료 90
3.2.2. 실험장비 97
3.2.3. 실험 디버링 휠 100
3.2.4. 실험지그 103
3.2.5. 나일론 모 디버링 휠 실험 109
IV. 실험결과 및 고찰 119
4.1. 사포 디버링 휠의 실험결과 및 고찰 119
4.2. 나일론 모 디버링 휠의 실험결과 및 고찰 144
V. 결론 161
참고문헌 163
국문초록 173
ABSTRACT 175
Appendix: Result table of experimental deburring 178
Table 2.1. Specifications of experimental deburring machine 52
Table 2.2. Specifications of experimental measurement device of deburring force 52
Table 2.3. Conditions and result depending on spindle speed 56
Table 3.1. Chemical compositions of aluminum alloy 2024-T62 65
Table 3.2. Mechanical properties of aluminum alloy 2024-T62 65
Table 3.3. Specifications of experimental deburring machine 73
Table 3.4. Specifications of sandpaper deburring wheel for 1st, 2nd, 3rd and 4th experimental...(이미지참조) 76
Table 3.5. Conditions for the 1st experimental deburring(이미지참조) 78
Table 3.6. Conditions of 2nd experimental deburring(이미지참조) 81
Table 3.7. Conditions of 3rd experimental deburring(이미지참조) 84
Table 3.8. Conditions of 4th experimental deburring(이미지참조) 87
Table 3.9. Chemical compositions of aluminum alloy 2024-T62 92
Table 3.10. Mechanical properties of aluminum alloy 2024-T62 92
Table 3.11. Chemical compositions of aluminum alloy 7075-T651 93
Table 3.12. Mechanical properties of aluminum alloy 7075-T651 93
Table 3.13. Specifications of experimental deburring machine 98
Table 3.14. Specifications of nylon hair deburring wheel for experimental deburring 101
Table 3.15. Specifications of jig for experimental deburring with nylon hair deburring... 105
Table 3.16. Conditions of experimental deburring with nylon hair deburring wheel 111
Table 3.17. Conditions of experimental deburring of nylon hair deburring wheel with jig 116
Table 4.1. Result of 1 st experimental deburring of sandpaper deburring wheel for... 120
Table 4.2. Result of deburring radius value depending on spindle speed of sandpaper... 141
Table 4.3. Result of deburring radius value depending on feed rate of sandpaper... 141
Table 4.4. Result of deburring radius value depending on an experimental cycle with... 160
Table 4.5. Result of deburring radius value depending on an experimental cycle with... 160
Fig. 1.1. Manual deburr process by deburring knife 15
Fig. 1.2. Manual deburr process by grinder 16
Fig. 1.3. Manual deburr process of coner by grinder 17
Fig. 1.4. Structure and wing rib of aircraft 19
Fig. 1.5. Specific shape of wing rib 20
Fig. 2.1. Deburring example 27
Fig. 2.2. Deburring shape and dimension 31
Fig. 2.3. Deburring tool 32
Fig. 2.4. Total displacement and stress of deburring machine 34
Fig. 2.5. Apparatus for deburring the working piece 38
Fig. 2.6. Apparatus for deburring 40
Fig. 2.7. Principle of electro polishing and experimental setup for EMD 42
Fig. 2.8. Experimental apparatus of lateral brush 44
Fig. 2.9. Sandpaper deburring wheel 45
Fig. 2.10. Deburring mechanism by sandpaper deburring wheel 46
Fig. 2.11. Nylon hair deburring wheel of patent 49
Fig. 2.12. Deburring mechanism by nylon hair deburring wheel of patent 49
Fig. 2.13. Shape of nylon hair with abrasive 50
Fig. 2.14. Experimental deburring device 53
Fig. 2.15. Experimental deburring wheel and material 54
Fig. 2.16. Measurement device of experimental deburring force 55
Fig. 2.17. Result of deburring force and radius value depending on spindle speed 57
Fig. 2.18. Result of deburring force depending on rpm of deburring wheel 60
Fig. 3.1. Machined experimental material for 1st and 2nd experimental deburring(이미지참조) 67
Fig. 3.2. Machined experimental material for 3rd experimental deburring(이미지참조) 69
Fig. 3.3. Machined experimental material for 4th experimental deburring(이미지참조) 71
Fig. 3.4. Experimental deburring machine 74
Fig. 3.5. Sandpaper deburring wheel for 1st, 2nd, 3rd and 4th experimental deburring(이미지참조) 76
Fig. 3.6. Conditions for 1st experimental deburring(이미지참조) 79
Fig. 3.7. State for 2nd experimental deburring(이미지참조) 82
Fig. 3.8. State for 3rd experimental deburring(이미지참조) 85
Fig. 3.9. State for 4th experimental deburring(이미지참조) 88
Fig. 3.10. Dimensions and shape of machined experimental material for experimental... 95
Fig. 3.11. Dimensions and shape of machined standard material for experimental... 96
Fig. 3.12. Experimental deburring machine 99
Fig. 3.13. Nylon hair deburring wheel for experimental deburring 102
Fig. 3.14. Dimensions and shape of jig for experimental deburring 106
Fig. 3.15. Dimensions and shape of jig with machined standard experimental material 108
Fig. 3.16. Setup for experimental deburring with nylon hair deburring wheel and... 113
Fig. 3.17. State of experimental deburring of nylon hair deburring wheel with jig 118
Fig. 4.1. Result of 1st experimental deburring of sandpaper deburring wheel(이미지참조) 120
Fig. 4.2. Result of deburring radius value of 2nd experimental deburring(이미지참조) 123
Fig. 4.3. Result of deburring radius value depending on variation of feed 124
Fig. 4.4. Result of deburring radius value of 3rd experimental deburring depending on...(이미지참조) 130
Fig. 4.5. Result of 3rd experimental deburring(이미지참조) 132
Fig. 4.6. Result of deburring radius shape of 3rd experimental deburring(이미지참조) 133
Fig. 4.7. Result of deburring radius value of 4th experimental deburring depending on...(이미지참조) 136
Fig. 4.8. Result of 4th experimental deburring(이미지참조) 139
Fig. 4.9. Result of deburring radius value depending on spindle speed of sandpaper... 142
Fig. 4.10. Result of deburring radius value depending on feed rate of sandpaper... 143
Fig. 4.11. Result of deburring radius value of experimental deburring with nylon hair... 147
Fig. 4.12. Result of 1st experimental deburring by nylon hair deburring wheel(이미지참조) 151
Fig. 4.13. Result of deburring radius value of experimental deburring with nylon hair... 156
Fig. 4.14. Result of 2nd experimental deburring by nylon hair deburring wheel(이미지참조) 158