Paper Title:

Effects of Cutting Edge Truncation on Ultrasonically Assisted Grinding

Periodical Key Engineering Materials (Volumes 389 - 390)
Main Theme Advances in Abrasive Technology XI
Edited by Tsunemoto Kuriyagawa, Libo Zhou, Jiwang Yan and Nobuhito Yoshihara
Pages 368-374
DOI 10.4028/www.scientific.net/KEM.389-390.368
Citation Keisuke Hara et al., 2008, Key Engineering Materials, 389-390, 368
Online since September, 2008
Authors Keisuke Hara, Hiromi Isobe, Akira Kyusojin
Keywords Cutting Edge Truncation, Diamond Electroplated Tool, Mirror Surface Finishing, Ultrasonically Assisted Grinding
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Abstract

High precision mold grinding technique to obtain mirror surface is required which realizes minimization or omission of final polishing by skilled workers. In the previous reports, ultrasonically diamond grinding experiments were carried out to confirm ultrasonically oscillation effect for die steel face grinding. Mirror surface was obtained successfully and little abrasive worn out was found. In the above technique, the cutting edge shape of a tool affects the ground surface resulting from transcription of cutting edge. In other words, cutting edge truncation of grinding tool is required to be smooth and glossy surface. This paper describes the cutting edge truncation of diamond electroplated tools which are used in ultrasonically assisted grinding. Experiments were carried out to confirm truncation effects on the ground surface and grinding force. It was confirmed that cutting edge truncation is effective method to obtain mirror surface and excessive truncation causes large grinding force and chattering.