Journal of Manufacturing Science and Engineering 2009 131 4 481 498 13 Das S Pandivelan C Grinding characteristics during ultrasonic vibration assisted grinding of alumina ceramic in selected dry and MQL conditions[J] Materials Research Express 14
Journal of Manufacturing Science and Engineering 2009 131 4 481 498 13 Das S Pandivelan C Grinding characteristics during ultrasonic vibration assisted grinding of alumina ceramic in selected dry and MQL conditions[J] Materials Research Express 14
Compared with common grinding CG both of grinding force and workpiece surface quality is improved by UAG but the principle of improvement is still unclear In order to reveal the mechanism of grinding force reduction and grinding quality improvement in UAG this paper presents a mathematical model for system matching in UAG of brittle materials
Ultrasonic vibration grinding process diagram overview on the left and top view on the right 1 1
any grinding operation at the same time even if their impacts on the final result differ Much research has been done concerning experimental and analytical grinding vibrations to identify the vibration form during grinding Robles Ocampo et al [5] presented a novel nonlinear model for centreless grinding which describes the dynamic
A multi grain conical grinding head capable of performing both peripheral and end face grinding was created in Abaqus to simulate conventional grinding CG and axial ultrasonic assisted vibration grinding AUVAG on Ti 6Al 4V alloy
Figure 1 shows the diagram of UASG and UAEG; where the workpiece coordinate system O XYZ is taken as the global coordinate system a p is the grinding depth μm b is the grinding width mm and A is the ultrasonic amplitude μm As shown in Fig 1 a and b the longitudinal ultrasonic vibrations are parallel and perpendicular to the machined surface
Mechanism of ultrasonic vibration assisted grinding The material removal characteristic of a single abrasive A schematic diagram of axial ultrasonic vibration assisted grinding is shown in Fig 2 a The motion of the yellow cylindrical grinding wheel relative to the gray workpiece has three main components the rotation of the grinding
Ding et al [15] noted that ultrasonic vibration assisted machining effectively reduced machining defects of C f /SiC et al [16] measured the actual vibration amplitude AVA using an eddy current sensor during ultrasonic vibration assisted grinding of SiC was observed that AVA decreased with increasing the total grinding force and AVA
Material removal characterization during axial ultrasonic vibration grinding SiC p/Al composites with a single diamond grain Jianhao Peng1 · Yu Yao 1 · Zhipeng Xu2 · Xuebin Yao1 · Biao Zhao1 · Wenfeng Ding 1 Received 7 May 2024 / Accepted 6 September 2024 / Published online 19 September 2024 aircraft manufacturing and various other
UVG was initially used in the processing of ceramics and glass materials Brecher et al [2] conducted ultrasonic vibration grinding research on glass and ceramic materials and found that ultrasonic vibration grinding has a higher material removal rate and can process finer et al [3] used an ultrasonic vibration grinding system to process bio ceramic
Many energy field assisted methods have been applied to improve the grinding performance of titanium alloys such as laser electrical discharge plasma and ultrasonic vibration [17] Liu et al found that laser assisted grinding can lower the grinding force by reducing titanium alloy s yield strength through the thermal effect of laser irradiation [18]
Silicon carbide particle reinforced aluminum matrix composites SiCp/Al have found extensive use in electronic packaging aircraft manufacturing and various other industries due to their exceptional strength low density and high wear resistance Nevertheless owing to the multiphase microstructure resulting from SiC particles embedded in an Al matrix the
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Journal of Manufacturing Science and Engineering 2009 131 4 481 498 13 Das S Pandivelan C Grinding characteristics during ultrasonic vibration assisted grinding of alumina ceramic in selected dry and MQL conditions[J] Materials Research Express 14
Axial ultrasonic vibration assisted peripheral grinding AUPG has the major advantages of simultaneously improving the grinding quality and material removal rate compared with conventional grinding methods In this study a grinding force prediction model for the AUPG of Zerodur was developed to investigate the generation mechanism of the grinding force for
Based on the micro removal mechanism of the ultrasonic vibration assisted grinding UVAG a new prediction model of alloy structural steel is proposed in this paper In the grinding process the abrasive grains mainly go through two stages plowing stage and chip forming stage Then grinding force model of single grain under different material removal
Achieving precision in metalworking is often a fine balance between art and science with grinding playing an essential role in this craft But when grinder vibrations enter the equation they can significantly disrupt both productivity and quality This blog post is dedicated to helping businesses and manufacturing units understand and address the complex issue of
Meanwhile according to the tool workpiece relative motion relationship AUVG is divided into two typical modes axial ultrasonic vibration end grinding AUVEG and axial ultrasonic vibration side grinding AUVSG As presented in Fig 1 b when the diamond grits on the wheel end face are dominant in material removal this mode is called AUVEG
Micro grinding with a spherical grinding head has been deemed an indispensable method in high risk surgeries such as neurosurgery and spine surgery where bone grinding has long been plagued by the technical bottleneck of mechanical stress induced crack damage In response to this challenge the ultrasound assisted biological bone micro grinding
Journal of Manufacturing Processes 2021 61 417 427 （SCI IF= ESI et al Formation mechanism and modelling of exit edge chipping during ultrasonic vibration grinding of deep small holes of microcrystalline mica
