|
|||||
|
|
| 粉末冶金烧结技术制造物探钻头试验研究 | |
| 引用本文： | 黄志强,黄伟,杨凤申,李琴,邱成松,黄春华. 粉末冶金烧结技术制造物探钻头试验研究[J]. 硬质合金, 2010, 27(1): 22-26. DOI: 10.3969/j.issn.1003-7292.2010.01.006 |
| 作者姓名： | 黄志强 黄伟 杨凤申 李琴 邱成松 黄春华 |
| 作者单位： | 1. 西南石油大学石油天然气装备教育部重点实验室,四川成都,610500 2. 东方地球物理公司装备事业部装备研究中心,河北涿州,072751 3. 川东钻探公司,重庆,400021 |
| 基金项目： | 中国石油科技创新基金项目 |
| 摘 要： | 采用粉末冶金烧结技术对物探硬质合金钻头进行烧结试验,用数字式显微硬度计拍摄钻头内部切开面100倍显微照片,用全洛氏硬度计和数字式显微硬度计测量烧结钻头和机加工钻头硬度情况,在动载磨料磨损试验机上完成硬质合金齿烧结前后的磨损对比试验。结果表明,烧结后碳化钨烧结体组织致密,结合良好。碳化钨烧结体和硬质合金齿及钢体间的结合紧密,结合强度高。碳化钨烧结体硬度有一定的提高,达到43.97HRC,而且其硬度组合有利于提高钻头本体的耐磨性。高温烧结对硬质合金齿硬度影响极小,硬度反而提高了约1.5HRC。烧结后的硬质合金齿耐磨能力也有较大提高。 |
| 关 键 词： | 硬质合金钻头 物探 粉末冶金烧结 试验研究 |
Experimental Study on Manufacture of Drill bit for Geophysical Prospecting by Powder Metallurgy Sintering |
|
| Huang Zhiqiang,Huang Wei,Yang Fengshen,Li Qing,Qiu Chengsong,Huang Chunhua. Experimental Study on Manufacture of Drill bit for Geophysical Prospecting by Powder Metallurgy Sintering[J]. Cemented Carbide, 2010, 27(1): 22-26. DOI: 10.3969/j.issn.1003-7292.2010.01.006 | |
| Authors: | Huang Zhiqiang Huang Wei Yang Fengshen Li Qing Qiu Chengsong Huang Chunhua |
| Affiliation: | Huang Zhiqiang1 Huang Wei1 Yang Fengshen2 Li Qin1 Qiu Chengsong1 Huang Chunhua3(1.Key Laboratory of Oill & Gas Equipment,Ministry of Education,Southwest Petroleum University,Chengdu Sichuan 610500,China,2.Bureau of Geophysical Prospecting Inc.,Zhuozhou Hebei 072751,3.East Sichuan Drilling Corp.,Chongqing 400021,China) |
| Abstract: | Powder metallurgy sintering technology was adopted to carry out sintering test of carbide drill bit for geophysical prospecting.The 100 times photograph of the micro-incision section in the bit was taken by digital microhardness tester.Then the hardness of the sintered and machined drill was measured by Rockwell hardness tester and digital microhardness tester.Finally the wear resistance of the carbide tooth was investigated before and after sintering by dynamic load abrasive wear testing machine.The result... |
| Keywords: | cemented carbide drill geophysical prospecting powder metallurgy sintering experimental study |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ | |