표제지
Abstract
목차
제1장 서론 9
1.1. 연구배경 9
1.2. 연구목표 10
제2장 연구방법 및 내용 11
2.1. 형상설계 11
2.2. GATE, RUNNER 배치 및 사출조건 11
2.3. 유한요소 모델링 13
2.4. 사출성형해석 14
2.5. 제품치수, 해석 DATA 비교 분석 15
2.6. CAVITY 배치방식 변경해석 24
2.7. GATE 수 변경해석 (CASE1) 27
2.8. GATE 수 변경해석 (CASE2) 29
2.9. RUNNER 직경변경 해석 33
2.10. GATE 위치 변경 해석 39
제3장 결론 45
3.1. DATA 비교분석 45
3.2. 결론 46
참고문헌 48
Table. 1. Injection condition table 13
Table. 2. Dimensional comparison of lower case 18
Table. 3. Dimensional comparison of upper case 20
Table. 4. Dimensional comparison of button 3 24
Table. 5. Deformation dimensions of runner diameter change 38
Table. 6. Runner diameter change filling time comparison 38
Table. 7. Maximum deformation dimensions of GATE position change 44
Table. 8. Comparison of charging time of gate position change 44
Table. 9. Result data comparison 45
Table. 10. The cost of each mold 45
Table. 11. Cost of Family Mold 45
Fig. 1. Temperature Controller Shape and Exploded View 11
Fig. 2. Shape of thermostat mold 12
Fig. 3. LG ABS resin HF380 12
Fig. 4. Finite element modeling 13
Fig. 5. Temperature controller maximum deformation 14
Fig. 6. Filling progress time 15
Fig. 7. Non-Contact 3D Measuring Instrument 16
Fig. 8. Measuring point of lower case 16
Fig. 9. 3D measurement of lower case 17
Fig. 10. Mold flow analysis of lower case 17
Fig. 11. Measurement point of the upper case 19
Fig. 12. 3D measurement of the upper case 19
Fig. 13. Mold flow analysis of upper case 20
Fig. 14. Dimension position of the dial button 21
Fig. 15. Dimension of button 1 point 21
Fig. 16. Dimension of button 2 point 21
Fig. 17. 3D measurement of dial buttons 22
Fig. 18. 3D measurement of button 1 22
Fig. 19. 3D measurement of button 2 22
Fig. 20. Mold flow analysis of dial buttons (1) 23
Fig. 21. Mold flow analysis of dial buttons (2) 23
Fig. 22. Mold flow analysis of dial buttons (3) 23
Fig. 23. Change in cavity layout, Maximum deformation 25
Fig. 24. Change of cavity layout, Filling time 25
Fig. 25. Maximum Deformation Dimensions of Batch Mode Change 26
Fig. 26. Change in filling time for batch mode change 26
Fig. 27. Change in gate number (CASE1) maximum strain dimension 27
Fig. 28. Charge time of gate number change (CASE1) 28
Fig. 29. Maximum Deformation Dimension Change of Number of... 28
Fig. 30. Change in gate number (CASE1) filling time 29
Fig. 31. (CASE2) of the number of gate changes Maximum deformation... 30
Fig. 32. Charge time for changing gate number (CASE2) 31
Fig. 33. Change in gate number (CASE2) Maximum strain variation 32
Fig. 34. Change in gate number (CASE2) filling time 32
Fig. 35. Location of runner diameter change 33
Fig. 36. Maximum deformation dimension of runner diameter change... 34
Fig. 37. Filling time of runner diameter change (4 ㎜) 34
Fig. 38. Maximum deformation dimension of runner diameter change (6㎜) 35
Fig. 39. Filling time of runner diameter change (6 ㎜) 35
Fig. 40. Maximum deformation dimension of runner diameter change... 36
Fig. 41. Filling time of runner diameter change (7 ㎜) 36
Fig. 42. Maximum deformation dimension of runner diameter change... 37
Fig. 43. Filling time of runner diameter change (8㎜) 37
Fig. 44. point of gate position change 39
Fig. 45. Change in gate position (20 ㎜ reduction) Maximum deformation 40
Fig. 46. (20 ㎜ reduction) filling time of gate position change 40
Fig. 47. Change in gate position (10 ㎜ reduction) Maximum deformation 41
Fig. 48. (10 ㎜ reduction) filling time of gate position change 41
Fig. 49. Change of gate position (10 ㎜ increment) Maximum... 42
Fig. 50. (10 ㎜ increase) filling time of gate position change 42
Fig. 51. Change of gate position (20 ㎜ increase) Maximum strain... 43
Fig. 52. filling time (20 ㎜ increase) of gate position change 43