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CHAMFERING METHOD FOR RARE-EARTH SINTERED MAGNET 发明申请

2023-01-20 2730 425K 0

专利信息

申请日期 2025-07-11 申请号 JP2014068863
公开(公告)号 JP2014208397A 公开(公告)日 2014-11-06
公开国别 JP 申请人省市代码 全国
申请人 HITACHI METALS LTD
简介 PROBLEM TO BE SOLVED : To provide a chamfering method for a rare-earth sintered magnet by which chamfering can be efficiently carried out. SOLUTION : The chamfering method for a rare-earth sintered magnet 3 comprises a step of contacting a rotating brush 2 with a corner part or a marginal part of the rare-earth sintered magnet 3, and a step of supplying a coolant 11 in a contact part between the brush 2 and the sintered magnet 3. A brush hair material has a plurality of elastic hair materials composed of abrasive grains and metal particles different from the abrasive grains, the abrasive grain is a diamond abrasive grain, and the metal particle is composed of at least one metal selected from a group consisting of stainless steel, iron, copper, brass and aluminum, or an alloy thereof. COPYRIGHT : (C)2015, JPO&INPIT


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