(Đồ án hcmute) research, design and implementation of sandpaper cleaning machine in woodworking industry

MINISTRY OF EDUCATION AND TRAINING HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND EDUCATION FACULTY FOR HIGH QUALITY TRAINING GRADUATION THESIS ELECTRONICS AND TELECOMMUNICATION ENGINEERING TECHNOLOGY RESEARCH, DESIGN AND IMPLEMENTATION OF SANDPAPER CLEANING MACHINE IN WOODWORKING INDUSTRY ADVISOR : NGUYEN LE TUONG STUDENTS: NGUYEN TIEN PHUC HUYNH TRUNG BUU VO DINH NGHI SKL010853 Ho Chi Minh City, July 2023 HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND EDUCATION FACULTY FOR HIGH QUALITY TRAINING GRADUATION PROJECT RESEARCH, DESIGN AND IMPLEMENTATION OF SANDPAPER CLEANING MACHINE IN WOODWORKING INDUSTRY Student name: Nguyen Tien Phuc Huynh Trung Buu Vo Dinh Nghi Major: MECHATRONICS ENGINEERING Advisor: NGUYEN LE TUONG, M.E Ho Chi Minh City, July 2023 THE SOCIALIST REPUBLIC OF VIETNAM Independence – Freedom– Happiness -Ho Chi Minh City, January 20, 2020 GRADUATION PROJECT ASSIGNMENT Student name: _ Student ID: _ Student name: Student ID: _ Student name: Student ID: _ Major: Class: Advisor: Phone number: _ Date of assignment: _ Date of submission: _ Project title: _ Initial materials provided by the advisor: _ Content of the project: _ Final product: CHAIR OF THE PROGRAM (Sign with full name) ADVISOR (Sign with full name) i THE SOCIALIST REPUBLIC OF VIETNAM Independence – Freedom– Happiness -Ho Chi Minh City, January 20, 2020 ADVISOR’S EVALUATION SHEET Student name: Student ID: Student name: Student ID: Student name: Student ID: Major: Project title: Advisor: EVALUATION Content of the project: Strengths: Weaknesses: Approval for oral defense? (Approved or denied) Overall evaluation: (Excellent, Good, Fair, Poor) Mark:……………….(in words: ) Ho Chi Minh City, month day, year ADVISOR (Sign with full name) ii THE SOCIALIST REPUBLIC OF VIETNAM Independence – Freedom– Happiness -Ho Chi Minh City, January 20, 2020 PRE-DEFENSE EVALUATION SHEET Student name: Student ID: Student name: Student ID: Student name: Student ID: Major: Project title: Name of Reviewer: EVALUATION Content and workload of the project Strengths: Weaknesses: Approval for oral defense? (Approved or denied) Overall evaluation: (Excellent, Good, Fair, Poor) Mark:……………….(in words: ) Ho Chi Minh City, month day, year REVIEWER (Sign with full name) iii THE SOCIALIST REPUBLIC OF VIETNAM Independence – Freedom– Happiness EVALUATION SHEET OF DEFENSE COMMITTEE MEMBER Student name: Student ID: Student name: Student ID: Student name: Student ID: Major: Project title: Name of Defense Committee Member: EVALUATION Content and workload of the project Strengths: Weaknesses: Overall evaluation: (Excellent, Good, Fair, Poor) Mark:……………….(in words: ) Ho Chi Minh City, month day, year COMMITTEE MEMBER (Sign with full name) iv ACKNOWLEDGEMENT Firstly, our group would like to express our deep gratitude to Ms Nguyen Le Tuong - the instructor of the Mechatronics Department at Ho Chi Minh City University of Technology and Education, and CODIA Industrial Solutions Company for their enthusiastic guidance and providing favorable conditions for us to complete this graduation project successfully Throughout the implementation of the graduation project, despite being busy with work, Ms Tuong has devoted a significant amount of time and effort to guiding us She provided valuable knowledge, materials, and resources when we started the project During the project execution, she always provided guidance, suggestions, and corrections, helping us promptly rectify any mistakes Our graduation project has been completed, thanks to the reminders, encouragement, guidance, and favorable support in terms of morale and research materials provided by CODIA Industrial Solutions Company However, due to limitations in our abilities, time constraints, and other objective reasons, errors are inevitable We sincerely hope to receive understanding and feedback from the department and fellow students We would like to thank our parents for their continuous financial support in implementing this project Once again, we would like to express our deep respect and profound gratitude to our esteemed professors in the faculty, the instructors in the department, especially to Ms Nguyen Le Tuong - our guiding teacher, CODIA Industrial Solutions Company, and our parents for their support in helping us successfully complete our graduation project Ho Chi Minh City, July 2023 Students i ABSTRACT Research, design and implementation of cleaning machine in woodworking to clean sandpaper using ultrasonic waves Woodworking industry nowadays use a lot of sandpapers in the process, which can cost the factories billions of dollars Despite several efforts in recycling the sandpapers, in today's industrial production, there is a growing need for flawless cleaning methods Production lines require a cleaning process that is quick, effective, and doesn't harm human health However, the current cleaning methods have drawbacks Mechanical methods can't clean sandpaper efficiently and chemical methods can damage products and struggle with removing stubborn dirt Therefore, there is a need for a suitable, fast, and hygienic cleaning method that also meets technical and cost requirements To address this, our team has studied ultrasonic wave theory and how to generate these waves We have successfully combined ultrasonic technology with the concept of reusing sandpaper used in woodworking factories by introducing the idea of cleaning the sandpapers with ultrasonic to achieve superior cleaning results Our basic model includes an STM32 microchip and a motor to control the machine, offering similar cleaning functions to existing products in the market while improving on some of their limitations With this novel approach, we aim to revolutionize the woodworking industry with reusable sandpapers, providing a reliable solution for efficiently cleaning intricate pieces and ensuring pristine final result without compromising on safety or effectiveness ii TABLE OF CONTENTS GRADUATION PROJECT ASSIGNMENT PRE-DEFENSE EVALUATION SHEET EVALUATION SHEET OF DEFENSE COMMITTEE MEMBER TABLE OF CONTENTS CHAPTER 1: OVERVIEW 1.1 Topic necessity: 1.2Scientific purpose and practical significance of the topic: 1.3Research objectives of the topic: 1.4Subjects and scope of research: 1.4.1 Subjects of research: 1.4.2 Scope of research: 1.5 Research Methods: 1.6 Outline of the graduation thesis: CHAPTER 2: THEORETICAL BASICS 2.1 The overview of wave: 2.1.1 Nature of Ultrasonic Waves: 2.1.2 Features of ultrasonic waves: 2.1.3 The units of wave: 2.2 Overview about sandpaper: 2.2.1 Grit of sandpaper: 2.2.2 Classification of sandpaper 2.2.3 Note when using sandpaper: 2.2.4 Application of sandpaper in woodworking: 2.2.5 Choose sandpaper of thesis: 2.3 Cleaning Technology: 2.3.1 Traditional Cleaning Technology: 2.3.2 Ultrasonic Cleaning Technology: 2.3.3 Principles of Cleaning using Ultrasonic Technology: 2.3.4 Cleaning Process using Ultrasonic Technology: 2.3.5 Advantages of Ultrasonic Cleaning Technology: 2.3 2.3.1 Factors Influencing the Ultrasonic Cleaning Process: Relationship between Frequency and Bubble Size: 2.3.2 The Effect of Temperature: 2.3.3 The Effect of Chemicals: 2.3.4 Cleaning Time Required: 2.3.5 Ultrasonic Power and Tank Volume: 2.3.6 Applications of ultrasound waves: 2.4 Roles and Classification of Transducers: 2.4.1 Piezoelectric Transducer: 2.4.2 Magnetostriction: 2.5 Microprocessor STM32: 2.6 Similar products on the market: 2.6.1 CO-Z Ultrasonic Cleaner: 2.6.2 VEVOR Ultrasonic Cleaner: CHAPTER 3: DESIGN OPTIONS 3.1 Choose machine structure: 3.2 Choose transmission mechanism: 3.3 Choose material of frame: 3.4 Choose material of tank: 3.5 Sketch machine structure CHAPTER 4: DESIGN OF MECHANICAL SYSTEM 4.1 Introduction: 4.2 Machine structure requirements: 4.3 Calculation and selection of components: 4.3.1 X axis guide mechanism: 4.3.2 Z axis guide mechanism: 4.4 Manufacture Parts: CHAPTER 5: DESIGN OF ELECTRICAL AND CONTROL SYSTEM 5.1 System block diagram: 5.2 Calculation and Selection of Components: 5.2.1 Pump Motor and Water Level Sensor Selection: 5.2.2 Water Temperature Control System: 5.2.3 Designing an ultrasonic cleaning system: 5.2.4 Simulation of ultrasonic cleaning: 5.2.5 Calculation and Choose component for dry tank: 5.3 Voltage and current of components: