Precision Machining
TeachersONO, TakenoriStaffInfo
Grade, SemesterYear 3 1st semest [Department of Mechanical and Precision System, Faculty of Science and Engineering]
CategoryBasic Major Subjects
Elective, CreditsElective Requisites 2credit
 Syllabus Number1F204

Course Description

Main topics are as follows:
・Definition and significance of the precision machining
・Classification of the precision machining
・Principle of the cutting process
・Typical precision cutting methods(Lathe, Milling, Drilling, etc.)
・Principle of the abrasive process
・Typical precision abrasive processes(Grinding, Polishing, ELID, etc.)
・Machine tools and their elements
・Micro machining and Ultra precision machining
・Environmental issues and measures
・Recent topics about the precision machining

*It is required that students have knowledge about typical material properties and fundamentals of the mechanics of materials, before lesson starts.

Course Objectives

An introduction of the principle of the precision cutting and abrasive processes. Topics include machine equipments, measurement systems, environmental issues and recent progresses of this field.

Grading Policy

Final grade will be calculated according to following, presentation of the group discussion (50%) and final examination (50%). To pass, students must earn at least 60 points out of 100.

Textbook and Reference

TextbookOriginal handouts for the lecture

References精密工作法 (Precision Machining, in Japanese), First volumeS. TANAKA, H. TSUWA, N. IGAWAKyoritsu shuppan

Other references will be introduced in the class.


This course will be taught in Japanese.



1Guidance, Purpose,classification and ability of the precision machining
2Principal of the cutting process, Chip flow mechanism
3Cutting force
4Cutting temperature, Mechanism of the surface generation
5Cutting tools and their wear
6Vibration in the cutting process, Lubrication
7Structure and elements of the machine tool
8Machine tools for normal or precision cuttings
9Abrasives, Grinding stones
10Gringing force and temperature
11Wear on the grinding stone and surface finish of the material
12Polishing, and typical abrasive or grinding processes and their machine tools
13Group work #1: Group discussion
14Group work #2: Presentation
15Summarize, Final test