v
TABLE OF CONTENT
Abstract i
Abstrak ii
Dedication iii
Acknowledgement iv
Table of Content v
List of Tables ix
List of Figures x
List Abbreviations xii
1.0 INTRODUCTION
1
2.0 Project Background
1 2.1.1
Keropok Lekor 2
2.1.2 Cutting Mechanism
2 2.2
Problem Statement 3
2.3 Objectives
4 2.4
Scope 4
2.5 Benefit of The Project
5 2.6
Project Planning 5
3.0 LITERATURE REVIEW
9
3.1 Design
9 3.1.1
Engineering Design 10
3.1.2 Conceptual Design
12 3.1.3
Detail Design 13
3.2 Development
13 3.3
Automated 15
3.3.1 Manual-Work Systems
15 3.3.2
Worker Machine System 16
vi 3.3.3
Automated System 17
3.4 Keropok Lekor Properties
19 3.5
Cutting Mechanism 20
3.5.1 Important Criteria of Cutting Mechanism
22 3.6
Electric Motor 25
3.6.1 AC Motors
27 3.6.2
DC Motors 29
3.6.3 Stepper Motors
30 2.7
Relay Logic 31
2.7.1 Basic Format for Relay Logic Diagram 33
2.8 Pneumatic System
34
2.8.1 Advantages of Pneumatic Systems 35
2.8.2 Pneumatic Components 36
2.8.2.1 Actuator 36
2.8.2.2 Air Compressor 38
2.8.2.3 Air Filter 38
2.9 Software
38 2.9.1 SolidWorks
39 2.9.2 CosmoXpress
40 2.9.3 Automation Studio
41 2.10 House of Quality
41 2.11 Pugh Method
44 2.11.1 Steps to Develop Pugh Method
45 2.12 Push Pull Gauge
46
4.0 METHODOLOGY
48
4.1 Stages of The Project
48 4.1.1
Project Understanding and Planning 49
4.1.2 Define Specification
51 4.1.3
Literature Review 51
vii 4.1.3.1
Books 52
4.1.3.2 Journals, Articles, and Paper
52 4.1.3.3
Catalogues 52
4.1.3.4 Internet Resources
52 4.1.4
Conceptual Design 53
4.1.5 Detail Design and 3D Modeling
54 4.1.6
Design Optimization 55
4.1.7 Fabrication and Assembly
56 4.1.8
Testing 57
4.1.9 Discussion
58 4.1.10
Conclusion 58
4.1.11 Presentation and Evaluation
58
4.0 RESULT AND ANALYSIS
59
4.1 Identification of Customer Requirement
60 4.2
Define Product Specification 64
4.2.1 Experimental Analysis 65
4.3 Design Concept Generation
68 4.3.1 Concept 1: Cam-Follower Mechanism
69 4.3.2 Concept 2: Pneumatic System
70 4.3.3 Concept 3: Worm Gear Concept
71 4.3.4 Concept 4: Rack and Pinion Mechanism
72 4.4
Design Concept Selection 73
4.5 Further Design Improvement
75 4.5.1 Cylinder Bore Size
76 4.5.1.1 Specification of Pneumatic Cylinder
77 4.5.2 Ideal Speed for Feeding Mechanism
79 4.6
Detail Design 82
4.6.1 3D Modeling 85
4.6.1.1 Cutting Mechanism 87
4.6.1.2 Feeding Mechanism 88
4.6.1.3 Overall Machine 90
viii 4.6.2 Drive and Driven System
91 4.6.3 System Operation
92 4.6.4 Design Optimization
95 4.6.4.1 Cutter Blade
96 4.7
Fabrication 97
4.7.1 Bending 97
4.7.2 Welding 98
4.7.3 Turning 99
4.7.4 Milling 100
4.8 Machine testing
101 4.8.1 Testing result
101
5.0 DISCUSSION