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Dong Hai

Associate Professor
Supervisor of Master's Candidates


Gender:Male
Alma Mater:大连理工大学
Degree:Master's Degree
School/Department:机械工程学院
Discipline:Mechanical Manufacture and Automation
Business Address:大连理工大学西部校区新机械大楼7116
Contact Information:13998540476/donghai@dlut.edu.cn
E-Mail:donghai@dlut.edu.cn
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Current position: Home >> Scientific Research >> Paper Publications

钎焊金刚石薄壁钻钻磨氮化硅陶瓷的磨损研究

Hits : Praise

Indexed by:期刊论文

Date of Publication:2016-10-20

Journal:工具技术

Included Journals:PKU、ISTIC

Volume:50

Issue:10

Page Number:28-32

ISSN No.:1000-7008

Key Words:钎焊金刚石薄壁钻;氮化硅陶瓷;钻头寿命;磨损形态

Abstract:采用钎焊金刚石薄壁钻进行钻磨氮化硅陶瓷的试验,研究了金刚石粒度、壁厚、主轴转速和钻压对钻头寿命的影响.同时,研究了钎焊金刚石薄壁钻的磨损形态,包括金刚石磨粒磨损和粘结剂磨损.结果表明,钻头寿命随金刚石粒度和壁厚的增大而减小,随主轴转速和钻压的增大而先增大后减小;金刚石磨粒的磨损形态包括磨粒磨平、破碎及脱落,且以磨平为主,脱落较少;粘结剂磨损主要包括粘结剂断裂与流沙形态磨损.