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Dong Hai

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Master Tutor

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. Mechatronic Engineering. Mechanical Design and Theory

Business Address:大连理工大学西部校区知方楼7116室

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Honor 2019Previously Honored and Elected:
大连理工大学2018教学质量优良奖; 2017Previously Honored and Elected:
大连理工大学2016教学质量优良奖; 2016Previously Honored and Elected:
2014-2015学年优秀班主任; 2016Previously Honored and Elected:
大连理工大学2015教学质量优良奖; 2015Previously Honored and Elected:
大连理工大学2014年教学质量优良奖; 2014Previously Honored and Elected:
大连理工大学2013年教学质量优良奖; 2012Previously Honored and Elected:
大连理工大学2011年教学质量优良奖; 2008Previously Honored and Elected:
机械工程学院2008年教学质量优秀奖

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钎焊金刚石薄壁钻钻磨氮化硅陶瓷的磨损研究

Release Time:2019-03-10 Hits:

Indexed by:Journal Article

Date of Publication:2016-10-20

Journal:工具技术

Included Journals:ISTIC、PKU

Volume:50

Issue:10

Page Number:28-32

ISSN: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.

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