Manufacture of Micropropellers by Means of Ultraprecision Milling Machine
Author(s) -
Yoshimi TAKEUCHI,
Kiyoshi Sawada,
Toshio SATA
Publication year - 1997
Publication title -
journal of robotics and mechatronics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.257
H-Index - 19
eISSN - 1883-8049
pISSN - 0915-3942
DOI - 10.20965/jrm.1997.p0475
Subject(s) - mechanical engineering , surface micromachining , surface roughness , materials science , machining , machine tool , engineering drawing , table (database) , propeller , engineering , composite material , computer science , marine engineering , fabrication , medicine , alternative medicine , pathology , data mining
The requirement for producing metallic microparts for use in micromachines and/or micromechanisms will continue to increase. This study deals with the manufacturing of tiny parts, of mm-size, using micromachining technology and an ultraprecision milling machine, which consists of a z-motion table, a positionable spindle on it as the c-rotational axis, and an x-motion table. The spindle, which has a pseudo ball end mill composed of a single crystal diamond, is mounted on the x-table. A new manufacturing procedure is devised in order to create a propeller, 3 mm in diameter, as a representative micropart, based on the CAD data of the propeller. As a result, it was found that a functional machined propeller, with a surface roughness of 0.1 μm, can be mounted onto a micromotor shaft, 0.7 mm in diameter.
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