CN 41-1243/TG ISSN 1006-852X

2024 Vol. 44, No. 1

Display Method:
Analysis of the influence of container structure on the flow characteristics of vertical vibration polishing granular media
FENG Lidong, LI Wenhui, LI Xiuhong, ZHANG Yan, WEN Xuejie, FAN Yu
2024, 44(1): 1-8. doi: 10.13394/j.cnki.jgszz.2023.0067
Abstract(612) HTML (217) PDF 3238KB(97)
Abstract:
In order to explore the impact of container structure on the motion characteristics of granular media in vertical vibrating grinding equipment, ADAMS-EDEM coupling simulation was used to simulate the motion characteristics of granular media during the vibrating polishing process. Firstly, the influe...
Diamond grown on KTN substrate and its photocatalytic performance
LUAN Yuhan, LI Tianwei, WANG Xuping, HAO Jianxin, ZHAO Hongyang, FU Qiuming, TAO Hong, GAO Deng, MA Zhibin
2024, 44(1): 9-14. doi: 10.13394/j.cnki.jgszz.2023.0007
Abstract(749) HTML (357) PDF 2289KB(74)
Abstract:

[Objectives] Diamond, with advantages of high melting point, good insulation, stable chemical properties, and high thermal conductivity, is a promising semiconductor material for high-power devices, sensors, and quantum computing. The best method for producing high-quality single crystal diamonds t...

Analysis of low-temperature CVD growth process of diamond films in C-H-F atmosphere
JIAN Xiaogang, LIANG Xiaowei, YAO Wenshan, ZHANG Yi, ZHANG Binhua, CHEN Zhe, CHEN Maolin
2024, 44(1): 15-21. doi: 10.13394/j.cnki.jgszz.2023.0069
Abstract(372) HTML (247) PDF 2769KB(59)
Abstract:
To better understand the growth mechanism of diamond films via low-temperature chemical vapor deposition in a C-H-F atmosphere, this paper employed density functional theory based on first principle. It calculated the adsorption energy, reaction heat, and reaction energy barrier of H and F atoms und...
Preparation of Ti3SiC2/diamond composites by Ni-Al assisted microwave self-propagating sintering
SHI Shuhao, YANG Li, GUO Shenghui, GAO Jiyun, HOU Ming, LU Yuanjia
2024, 44(1): 22-30. doi: 10.13394/j.cnki.jgszz.2023.0021
Abstract(401) HTML (197) PDF 4366KB(35)
Abstract:

[OBJECTIVES] Low carbon economy and green economy are the strategic direction of sustainable development, in order to reduce the manufacturing cost and energy consumption of diamond grinding tools, this study aims to explore a process of preparing high-performance ceramic bond diamond grinding tools...

Exploration of ceramic binder diamond aggregated abrasives
CHENG Xiaozhe, XU Yan, MU Yunchao, HAN Jinghe, LIU Tao
2024, 44(1): 31-38. doi: 10.13394/j.cnki.jgszz.2023.0022
Abstract(628) HTML (389) PDF 3252KB(88) Cited By (1)
Abstract:
The diamond powder manufacturing industry at present grapples with a large backlog of fine-grained diamond powders. To enhance its applicability, agglomerated abrasive samples were manufactured with aluminum-borosilicate binder as the bonding agent, Si powder and Ti powder as additives. These agglom...
Preparation of Ni-W alloy disc for dynamic friction polishing of diamond
NIU Hao, JIN Zhuji, SHEN Yu, YANG Huipeng
2024, 44(1): 39-49. doi: 10.13394/j.cnki.jgszz.2023.0042
Abstract(554) HTML (285) PDF 4911KB(60)
Abstract:
To investigate the impact of bath composition and process conditions on Ni-W alloy coating, Ni-W alloy discs with low internal stress and high hardness were prepared for dynamic friction polishing of diamonds. The effects of complexing agent concentration, solution pH, and saccharin sodium concentra...
Development of multilayer brazed diamond grinding wheel for ceramic precision grinding
ZHOU Hao, XIAO Bing, ZHOU Liyong, WANG Su, HE Xu
2024, 44(1): 50-56. doi: 10.13394/j.cnki.jgszz.2023.0020
Abstract(582) HTML (313) PDF 2542KB(61)
Abstract:
To address the issues of low grinding efficiency and the tendency of blockage and burning of the grinding wheel when working with ceramic materials using traditional resin and electroplated diamond grinding wheels, the feasibility of using brazed diamond technology to prepare a multilayer brazed dia...
Optimization of dry compression molding process parameters for magnetic abrasive grains based on discrete element method
CUI Zihan, GAO Huimin, CHEN Yan, CHENG Haidong, HAN Bing
2024, 44(1): 57-65. doi: 10.13394/j.cnki.jgszz.2023.0075
Abstract(467) HTML (233) PDF 3038KB(36) Cited By (2)
Abstract:
In order to explore the influence of various process parameters in the pressing stage of magnetic abrasive grain bodies on their forming quality, optimize the sintering preparation parameters of magnetic abrasive grains, and prepare high-quality magnetic abrasive grains, the dispersion element model...
Calibration of emissivity value of 18CrNiMo7-6 steel and study on cylindrical grinding temperature
WANG Dong, ZHAO Rui, ZHANG Zhipeng, ZHANG Yinxia, QIAO Ruiyong
2024, 44(1): 66-72. doi: 10.13394/j.cnki.jgszz.2023.0013
Abstract(549) HTML (298) PDF 4180KB(36)
Abstract:
To study the variation rule of workpiece temperature concerning machining parameters in the cylindrical transverse grinding process of gear steel, 18CrNiMo7-6 gear steel was selected as the workpiece material, and a CBN grinding wheel was used as the grinding tool. An infrared thermal imaging instru...
On line prediction of roll grinding chatter based on EMD component and wavelet packet energy entropy
ZHU Huanhuan, CHI Yulun, ZHANG Mengmeng, XIONG Li, YING Xiaoang
2024, 44(1): 73-84. doi: 10.13394/j.cnki.jgszz.2022.0198
Abstract(439) HTML (222) PDF 2770KB(36)
Abstract:
To address the issue of partial feature loss in the single processing method within the time-frequency domain for roll grinding chatter, a combined time-frequency domain method is proposed to process signal feature. An intelligent algorithm is used to achieve online prediction of roll grinding chatt...
Study on the machining performance of electric antirust grinding
CAI Zhongwei, SUN Yuli, CHEN Fayu, SHENG Yi, ZUO Dunwen
2024, 44(1): 85-91. doi: 10.13394/j.cnki.jgszz.2023.0011
Abstract(490) HTML (262) PDF 2901KB(37)
Abstract:
In view of the issues of environmental pollution, harm to human health, and increase in production and processing costs caused by the use of grinding fluid in traditional grinding, this paper proposes an electric antirust grinding method that utilizes tap water instead of traditional grinding fluid,...
Investigation on mechanism of nano-machining of single-crystal silicon carbide on non-continuous surface with diamond abrasive
WANG Yifan, TANG Wenzhi, HE Yan, GAO Xingjun, FAN Lin, SONG Shuyuan
2024, 44(1): 92-100. doi: 10.13394/j.cnki.jgszz.2023.0057
Abstract(387) HTML (247) PDF 5919KB(58)
Abstract:
The molecular dynamics model of nano-machining a single-crystal silicon carbide substrate with a diamond abrasive is established. The effect of scratch on the atomic removal process and the material removal mechanism of the scratch wall were studied, considering vector displacement, cutting force, c...
Preliminary investigation of dry tribochemical mechanical polishing of single crystal SiC substrates
XUE Mingpu, XIAO Wen, LI Zongtang, WANG Zhankui, SU Jianxiu
2024, 44(1): 101-108. doi: 10.13394/j.cnki.jgszz.2023.0052
Abstract(539) HTML (212) PDF 3173KB(63)
Abstract:
Aiming at the issues of low efficiency, high cost, and environmental pollution associated with silicon carbide (SiC) substrates in the polishing process, a method of tribochemical mechanical polishing of SiC substrates in the dry state (Dry Tribochemical Mechanical Polishing, DTCMP) is proposed. The...
Effect of abrasive vibration on microstructure evolution and material removal of SiC CMP
TANG Ailing, YUAN Zewei, TANG Meiling, WANG Ying
2024, 44(1): 109-122. doi: 10.13394/j.cnki.jgszz.2023.0053
Abstract(449) HTML (318) PDF 7035KB(54)
Abstract:
To address issues related to abrasion, agglomeration, and the challenges of mechanical and chemical release during chemical mechanical polishing (CMP), a vibration-assisted CMP method is employed. Molecular dynamics simulation analyze the dynamic evolution of frequency, amplitude, and indentation de...
Analysis and optimization of traveling wave vibration of five kinds of diamond circular saw blades
GAO Xianyi, ZHANG Dechen, MA Guoqing, LIU Xingdong, WANG Yubo
2024, 44(1): 123-132. doi: 10.13394/j.cnki.jgszz.2023.0008
Abstract(469) HTML (254) PDF 4153KB(53)
Abstract:
In order to reduce the sawing noise generated by diamond circular saw blades during stone processing, five typical diamond circular saw blades were selected for modal analysis and traveling wave vibration analysis by using Workbench software. The study explored the impact of various saw blade design...
Wear experiment on underwater drilling of P110 steel using superhard abrasive core drill
WU Tao, HUANG Hui
2024, 44(1): 133-142. doi: 10.13394/j.cnki.jgszz.2023.0044
Abstract(388) HTML (205) PDF 7510KB(48)
Abstract:
P110 steel, renowed for its good comprehensive mechanical properties, is widely used as casing in oil and gas wells. However, it is seriously worn when using cemented carbide tools to drill it underwater. The study delves into the experimental exploration of the wear ratio of P110 steel during under...