Academic Year |
2024Year |
School/Graduate School |
School of Engineering |
Lecture Code |
KK029050 |
Subject Classification |
Specialized Education |
Subject Name |
Mechanical Engineering design |
Subject Name (Katakana) |
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Subject Name in English |
Mechanical Engineering design |
Instructor |
IBARAKI SOICHI |
Instructor (Katakana) |
イバラキ ソウイチ |
Campus |
Higashi-Hiroshima |
Semester/Term |
3rd-Year, Second Semester, 4Term |
Days, Periods, and Classrooms |
(4T) Thur5-8 |
Lesson Style |
Lecture |
Lesson Style (More Details) |
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[This class is in graduate level but open to some undergrad students. If you are interested in enrolling in this class, please ask the admin office] The lecture will be entirely in English in 2024. A quiz (a short report) will be given in each class. No final exam. |
Credits |
2.0 |
Class Hours/Week |
|
Language of Instruction |
E
:
English |
Course Level |
4
:
Undergraduate Advanced
|
Course Area(Area) |
25
:
Science and Technology |
Course Area(Discipline) |
09
:
Mechanical Engineering |
Eligible Students |
AIMS-HU exchange students and Japanese/international students |
Keywords |
Positioning system, mechanical element, motion accuracy, measurement, kinematics, kinematic modelling. |
Special Subject for Teacher Education |
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Special Subject |
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Class Status within Educational Program (Applicable only to targeted subjects for undergraduate students) | |
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Criterion referenced Evaluation (Applicable only to targeted subjects for undergraduate students) | |
Class Objectives /Class Outline |
This lecture teaches fundamental and practical knowledge to design a positioning mechatronics system, where the accuracy of motion is essential. Students will have basic and practical knowledge on mechanical elements in a positioning system, such as a servo motor, a ball screw, a linear motor, a guideway, and an encoder. Its principle, as well as causes for error motions, is studied. Measurement instruments and methodologies for error motions of a positioning system is lectured. For a multi-axis positioning system, new measurement methodologies based on the machine's kinematic model is lectured. The theory to derive the machine kinematic model based on the coordinate transformation, model-based measurement schemes, error cause diagnosis, and numerical compensation are studied. This lecture mainly considers a positioning system in a machine tool. |
Class Schedule |
Class 1 Mechanical elements in a positioning system Class 2 Servo motors and ball screw Class 3 Guideways and linear encoders Class 4 Length measurement by a laser interferometer Class 5 Error motions of a linear axis and their measurement. Class 6 Error motions of a rotary axis and their measurement Class 7 Kinematic model for three-axis machines with orthogonal linear axes. Class 8 Derivation of kinematic model based on the coordinate transformation. Class 9 Kinematic model for three-axis machines with orthogonal linear axes. Derivation of kinematic model based on the coordinate transformation. Class 10 Kinematic model for three-axis machines with orthogonal linear axes. Derivation of kinematic model based on the coordinate transformation. Class 11 Kinematic model for five-axis machines with two rotary axes. Derivation of kinematic model based on the coordinate transformation. Class 12 Kinematic model for five-axis machines with two rotary axes. Derivation of kinematic model based on the coordinate transformation. Class 13 Application of machine kinematic model. Model-based measurement and error compensation. Class 14 Kinematic modelling of an industrial robot. Class 15 Kinematic modelling of an industrial robot.
quiz (a short report) will be given in each class. There may be an in-class quiz in some classes. No final exam. |
Text/Reference Books,etc. |
Textbook: 「工作機械の空間精度 ―3次元運動誤差の幾何学モデル・補正・測定―」.著:茨木創一.森北出版. Reference: 「精密位置決め・送り系設計のための制御工学」著:松原 厚.森北出版 |
PC or AV used in Class,etc. |
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(More Details) |
Textbook, handouts, visual aids (Video/PC/Others) |
Learning techniques to be incorporated |
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Suggestions on Preparation and Review |
The textbook is to review the last half of this lecture. Basic knowledge on the machine kinematics and the coordinate transformation will be required, and the textbook will be helpful for your understanding. |
Requirements |
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Grading Method |
Quiz at every class, and a couple of reports. |
Practical Experience |
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Summary of Practical Experience and Class Contents based on it |
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Message |
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Other |
Online anonymous poll service will be used in the class. Please bring a PC or a smartphone with wi-fi connection. Class slides will be available by each class on moodle |
Please fill in the class improvement questionnaire which is carried out on all classes. Instructors will reflect on your feedback and utilize the information for improving their teaching. |