Grinding performance and acoustic emissions of
DOI: 10.1016/j.jmatprotec.2023.118011 Corpus ID: 258581864; Grinding performance and acoustic emissions of structured CVD diamond micro-grinding tools @article{Jia2023GrindingPA, title={Grinding performance and acoustic emissions of structured CVD diamond micro-grinding tools}, author={Jianfei Jia and Bing Guo and …
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Modeling and experimental study of unequal interval
In this paper, a kind of novel unequal interval intermittent (UII) micro grinding tool is proposed and fabricated, and an equal interval intermittent (EII) micro grinding tool and a regular cylindrical (RC) micro grinding tool are also fabricated as comparison. Machined surface quality of three different grinding tools was studied, a …
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Investigation of machining and wear performance …
To control wear behavior of the micro-grinding tools, an investigation through experiments was conducted on the machining and wear performance of various (D-shaped PCD, CVD, electroless plated, …
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Manufacturing Miniature Products by Micro-grinding: A …
In this study, we review the basic mechanism of micro-grinding, the development of micro-grinding tools, micro-grinding of different materials, effect of …
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An experimental study on micro-grinding process with
This paper investigates the characteristics of a nanofluid MQL micro-grinding process through a series of experiments. The miniaturized desktop machine tool system is developed, and a small grinding wheel is used to effectively realize the nanofluid MQL microgrinding process. ... International Journal of Precision Engineering and …
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Study on the removal mechanism in multi-abrasive …
The International Journal of Advanced Manufacturing Technology (2023) 128:2199–2220 ... Study on the removal mechanism in multi‑abrasive micro‑grinding of nickel‑based superalloy Minghui Chen1 · Ming Cai1 · Yadong Gong 2 · Tao Zhu 1 · Qiang Gong1 · Yu Liu 1 Received: 22 June 2023 / Accepted: 23 July 2023 / Published online: 3 ...
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Investigation on the Micro-Grinding Induced …
The calculated amount of amorphous phase after 2 h of micro-grinding is presented in Fig. ... International Journal of Mineral Processing, 79(2), 106–119. Article CAS Google Scholar Radoi, R., Danila, M., Fernandez, P., & Piqueras, J. (2004). Mean crystallite size, size distribution and root mean square residual microstrain measurement …
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Study on force modeling considering size effect in
Ultrasonic vibration-assisted micro-end grinding (UAMEG) is a promising processing method for micro-parts made of hard and brittle materials. Grinding force is one of the most important parameters which can synthetically reflect the grinding process. So, it is a key issue to establish a model for the reliable prediction of grinding force in …
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Experimental investigations into grinding characteristics …
The micro grinding experiments of high entropy alloys (HEAs) (FeCrCoNiMn and Fe 40 Mn 40 Co 10 Cr 10) are conducted by using a JX-1A ultra-precision grinding lathe.The micro grinding orthogonal experiment of HEA was carried out, and the effect degree of grinding parameters on normal grinding force, tangential …
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Experimental study on the single grit interaction behaviour
This study presents new information on single grit interaction behaviour and its brittle–ductile transition in micro-grinding single crystal silicon using a single grit diamond tool. A model to describe the energy interaction between the cutting behaviour of a single grit and the workpiece in micro-grinding is established based on the single grit …
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A comprehensive review of micro-grinding: emphasis on …
This paper describes the micro-grinding process mechanism considering tool-workpiece interaction. Thereafter, a comprehensive review on micro-grinding tool …
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Study on micro-grinding mechanism and surface quality …
Based on the analysis of micro-grinding simulation model and the surface morphology detected by scanning electron microscopy, the grinding mechanism of high-volume fraction SiCp/Al composites were put forward which mainly embodied in brittle fracture and pull-out of particles. ... The International Journal of Advanced …
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Machinability of ultrasonic vibration-assisted micro-grinding …
A new micro-grinding process called ultrasonic vibration-assisted nanoparticle jet mist cooling (U-NJMC) is innovatively proposed to solve the technical problem. ... Gu P, Zhu C M, Tao Z, Yu Y Q. A grinding force prediction model for SiCp/Al composite based on single-abrasive-grain grinding. The International Journal of …
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Wear behaviors of electroplated CBN grinding wheel with orderly-micro
A grinding wheel with orderly-micro-grooves is a new type of structured grinding wheel for grinding narrow-deep slots. It can improve the carrying capacity of the coolant in the grinding zone effectively. The wear and evolution of grains directly determine the sharpness of the grinding wheel, and this affects the grinding performance in terms …
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Research on micro-grinding performance of 2.5D C
The International Journal of Advanced Manufacturing Technology. Article. Research on micro-grinding performance of 2.5D C f /SiC composites. ORIGINAL …
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Micro-grinding Temperature Prediction Considering the Effects …
This paper proposes a physical-based model to predict the temperature in the micro-grinding of maraging steel 3J33b with the consideration of material microstructure and process parameters. In micro-grinding, the effects of crystallography on the grinding machinability become significant, since the depth of cut is of the same …
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Study on grinding of SiCp/Al composites by micro-textured …
A slab of SiCp/Al composites with a 70% volume fraction of SiC (50 × 10 × 20 mm 3, and the grinding surface 10 × 20 mm 2) was used as the workpiece (Fig. 1c), which was provided by Xi'an Chuangzheng New Materials Co., Ltd. The mechanical properties of the SiCp/Al composites are shown in Table 4.The wheels were used for dry …
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Experimental Study on Micro-Grinding of …
Polycrystalline diamond (PCD) was selected as the tool material, as it is suitable for machining hard and brittle materials, and micro-electrical discharge machining (EDM) was used to fabricate …
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Study on minimum quantity lubrication in micro-grinding
This paper discusses the performance of the minimum quantity lubrication (MQL) in micro-grinding based on ground surface roughness and tool life. The effects of grinding and lubricating parameters on machining performance are studied. Experiments for dry grinding and grinding with pure air are also conducted for comparison. It is …
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The effects of grinding process parameters of a cemented carbide micro
The structure of the micro-drill head is complex. The head is composed of four surfaces: two first flanks B 1 and B 2, which are at 15° to the end plane and two second flanks A 1 and A 2 which are at 30° to the end plane of the micro-drill head (Fig. 2).This complex spatial structure is generated generally by two grinding wheels which are …
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Advances in ultra-precision machining of micro-structured …
The current development of suitable truing and dressing is a focus of research with material removal mechanisms and tool wear compensation in ultra-precision micro …
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Modeling study on surface roughness of ultrasonic-assisted micro …
Ultrasonic vibration-assisted micro end grinding (UAMEG) is a promising processing method for microparts made of hard and brittle materials. The surface quality of the workpiece in UAMEG is important, as it influences the performance of the finished part to a great extent. However, the surface finish is governed by many factors, and its …
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Force modeling of micro-grinding incorporating …
DOI: 10.1016/J.IJMACHTOOLS.2008.07.004 Corpus ID: 109392932; Force modeling of micro-grinding incorporating crystallographic effects @article{Park2008ForceMO, title={Force modeling of micro-grinding incorporating crystallographic effects}, author={Hyung Wook Park and Steven Y. Liang}, …
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Experimental investigation on micro-grinding of SiCp/Al …
The International Journal of Advanced Manufacturing Technology - In this study, an analytical grinding force model has been presented for grinding SiCp/Al composites. ... Aurich JC, Carrella M, Walk M (2015) Micro grinding with ultra small micro pencil grinding tools using an integrated machine tool. CIRP Ann Manuf Technol …
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High Efficiency Precision Grinding of Micro-structured SiC …
Accompanying with the extensive applications of micro-structured surfaces on hard and brittle material in MEMS and NEMS sensors, optical elements, electronic devices and medical products, efficiently fabricating of these surface has gradually become the focus of manufacturing community. Basing on precision grinding with conditioned …
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Vibration suppression in macro–micro grinding system of
In the process of aeroengine blade grinding, the vibration of the robot reduces the precision of grinding force control at the end, which seriously affects the processing quality of the blade. Thus, a macro–micro grinding system composed of a robot and a pneumatic end-effector is constructed. The system is controlled by the robot …
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Tool wear prediction method based on bidirectional …
The International Journal of Advanced Manufacturing Technology (2024) 131:2641–2651 2643 1 3 where the 0 C represents the edge contour before micro-grinding. The C i represents the edge contour after machin-ing i channel micro-grooves. The i represents the cross-φ sectional area loss of the grinding head after machining i channel micro-grooves.
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On-machine dry electric discharge truing of diamond wheels for micro
International Journal of Machine Tools and Manufacture. Volume 88, January 2015, Pages 62-70. On-machine dry electric discharge truing of diamond wheels for micro-structured surfaces grinding. ... In ultraprecision grinding of micro pyramid array, blazed grating and optical fiber splice, the radius of included corner is …
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Effect of the surface micro-structures on strength and flow …
The CVD diamond micro-grinding tool highly promising for micro-scale high accuracy machining. To improve the lubrication and chip removal performance in the grinding zone, a kind of micro-structured CVD diamond micro-grinding tool. Firstly, the commercial FEM software was adopted to analyze the effects of micro-structure …
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Advances in ultra-precision machining of micro-structured functional
International Journal of Machine Tools and Manufacture. Volume 142, July 2019, ... As shown in Fig. 29, an ultra-precision micro-grinding technique with fine-diamond grinding tools was successfully applied for a sharp and smooth V-shaped immersion grating micro-structures on the germanium material [96].
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