ultrasonic nano grinding

Micro-/Nano-texturing by Ultrasonic-Assisted Grinding ...

2018-4-17 · In this chapter, a novel ultrasonic-assisted micro-/nano-texturing method was proposed and developed. A new 3D ultrasonic vibration spindle was developed for carrying out the proposed processes. The texturing mechanisms were analyzed by mathematically calculating the cutting loci and establishing the surface generation modeling processes.

Micro-/Nano-texturing by Ultrasonic-Assisted Grinding ...

2018-6-30 · In this chapter, a novel ultrasonic-assisted micro-/nano-texturing method was proposed and developed. A new 3D ultrasonic vibration spindle was developed for carrying out the proposed processes. The texturing mechanisms were analyzed by mathematically calculating the cutting loci and establishing the surface generation modeling processes.

Study on Ultrasonic Vibration Grinding Character of Nano ...

Nano ceramics possessed ascendant mechanical property and physical characteristics contrast with engineering ceramics, so it has extensive application prospect in various industries. On the basis of applying the indentation fracture mechanics to analyze the removal mechanics of ceramic material, this paper analyzed the critical ductile grinding depth of the nano ZrO2 ceramics.

Research on the surface characteristics in ultrasonic ...

2009-1-1 · In the grinding process with ultrasonic assistance, the surface formation mechanism is different from that in the traditional way due to the high-frequency impulse on the workpiece. Suppose diamond grains are rigid spheres with the uniform diameter d0.

Study on Grinding Force in Two-Dimensional Ultrasonic ...

In this paper, the characteristic of grinding force in two-dimensional ultrasonic vibration assisted grinding nano-ceramic was studied by experiment based on indentation fracture mechanics, and ...

Research on the surface characteristics in ultrasonic ...

An investigation into the ultrasonic-assisted grinding of nano-ZrO2 ceramic by Yan et al. [5] and Gao et al. [6] found that the critical ductile depth of cut was larger than that in conventional ...

System design and experimental research on ultrasonic ...

2019-12-15 · Aiming at the low toughness, high hardness and difficult machining of hard and brittle materials such as Nano-ZrO 2 ceramics, a new type of ultrasonic assisted elliptical vibration grinding (UAEVG) system was designed to improve its machinability and grinding quality. The overall frequency equation of the ultrasonic grinding cup-shaped tool transformer (UGCTT) was derived by the

Ultrasonic assisted grinding process with minimum

2016-8-15 · The most of researches on ultrasonic assisted grinding process show a reduction in workpiece surface finish and improvement in thermal damage/grinding burn, as well as notable reductions in grinding forces (∼30–70%) (Tawakoli and Azarhoushang, 2008b). It is used for machining of both ductile and brittle materials.

Ultrasonic Wet-Milling and Micro-Grinding - Hielscher ...

Ultrasonication is an efficient means for the wet-milling and micro-grinding of particles. Besides dispersing and deagglomerating, the wet milling is an important application of Hielscher ultrasonic devices.

Understanding of Ultrasonic Assisted Machining with ...

To evaluate ultrasonic vibration effect, grinding test was performed with and without ultrasonic vibration in same machining condition. In ultrasonic mode, ultrasonic vibration of 20 kHz was generated by HSK 63 ultrasonic actuator. On the other hand, grinding forces were measured by KISTLER dynamometer.

Experimental Study on Ultrasonic Grinding of Nano-ZrO2 ...

The ultrasonic-assisted single-grit grinding device is designed which can be used to efficiently simulate grinding process, and the comparative tests of single-grit ultrasonic grinding are carried out between Nano-ZrO2 ceramics and ZTA ceramics under different grinding depth. The experimental results show that the bigger the scratch depth was, the greater damage degree of material was, nano ...

Study on Ultrasonic Vibration Grinding Character of Nano ...

Nano ceramics possessed ascendant mechanical property and physical characteristics contrast with engineering ceramics, so it has extensive application prospect in various industries. On the basis of applying the indentation fracture mechanics to analyze the removal mechanics of ceramic material, this paper analyzed the critical ductile grinding depth of the nano ZrO2 ceramics.

Study on Ultrasonic Vibration Grinding Character of Nano ...

The effects of multiple ultrasonic frequencies on grinding surface quality of Al2O3-ZrO2 nano-composite ceramics are researched to provide optimization laws for ultrasonic grinding parameters.

☑.Study on Ultrasonic Vibration Grinding Character of

2021-6-23 · ceramic material, this paper analyzed the critical ductile grinding depth of the nano ZrO2 ceramics. Adopting ultrasonic composite processing we describe the influence of different processing parameters and grain size of diamond wheel on the grinding forces and surface roughness.

Study on Ultrasonic Assisted Micro/Nano Texturing

2020-3-5 · conventional ultrasonic assisted grinding cannot fabricate any obvious surface micro/nano-texture. Then, a method called as ultrasonic assisted slant-feed grinding (UASG) was developed. The texturing principles were analyzed and the textural features were predicted by calculating the cutting loci of diamond cutting abrasives in the UASG process.

Study on Grinding Force in Two-Dimensional Ultrasonic ...

In this paper, the characteristic of grinding force in two-dimensional ultrasonic vibration assisted grinding nano-ceramic was studied by experiment based on indentation fracture mechanics, and ...

China Ultrasonic Deviece for Nano Particles Production

Ultrasonic Deviece for Nano Particles Production and Sands Grinding. Description . Altrasonic has created China's first High power vibration ultrasonic cavitation erosion system in full accordance with American Society for testing Materials ASTM G32-06

Ultrasonic Milling and Dispersing Technology for Nano ...

Ultrasound has also been used to produce nano-sized dispersions and emulsions as reported ... the energy expenditure per unit powder mass (specific energy) by ultrasonic grinding is lower than ...

Ultrasonic assisted grinding process with minimum

2016-8-15 · The most of researches on ultrasonic assisted grinding process show a reduction in workpiece surface finish and improvement in thermal damage/grinding burn, as well as notable reductions in grinding forces (∼30–70%) (Tawakoli and Azarhoushang, 2008b). It is used for machining of both ductile and brittle materials.

Ultrasonic Machining | ARC Nano

The Ultrasonic mode is used when the cutting/grinding requirements demand the extra motion of the Ultrasonic actuator, such as when machining hard ceramics and glasses and various other extremely hard materials. The SupremEx material mentioned above is an excellent example of a material for which the Ultrasonic

☑.Study on Ultrasonic Vibration Grinding Character of

2021-6-23 · ceramic material, this paper analyzed the critical ductile grinding depth of the nano ZrO2 ceramics. Adopting ultrasonic composite processing we describe the influence of different processing parameters and grain size of diamond wheel on the grinding forces and surface roughness.

Research on the surface characteristics in ultrasonic ...

An investigation into the ultrasonic-assisted grinding of nano-ZrO2 ceramic by Yan et al. [5] and Gao et al. [6] found that the critical ductile depth of cut was larger than that in conventional ...

Study on Grinding Force in Two-Dimensional Ultrasonic ...

In this paper, the characteristic of grinding force in two-dimensional ultrasonic vibration assisted grinding nano-ceramic was studied by experiment based on indentation fracture mechanics, and ...

Ultrasonic Grinding | Scientific.Net

Abstract: The ultrasonic-assisted single-grit grinding device is designed which can be used to efficiently simulate grinding process, and the comparative tests of single-grit ultrasonic grinding are carried out between Nano-ZrO 2 ceramics and ZTA ceramics under different grinding depth. The experimental results show that the bigger the scratch depth was, the greater damage degree of material ...

Study on Ultrasonic Assisted Micro/Nano Texturing

2020-1-21 · conventional ultrasonic assisted grinding cannot fabricate any obvious surface micro/nano-texture. Then, a method called as ultrasonic assisted slant-feed grinding (UASG) was developed. Th e texturing principles were analyzed and the textural features were predicted by calculating the cutting loci of diamond cutting abrasives in the UASG process.

Ultrasonic Characteristics of the Ultrasonic Grinding ...

In this paper, the sand vibration test of the ultrasonic wave is done under ultrasonic vibration grinding. In this test, the "skin effect"is observed when the ultrasonic waves pass to the nano-ceramic plate, which is amplified by the ultrasonic horn. This phenomenon is analyzed by the second-order surface wave theory and the waves which pass to the workpiece are surface waves generated.

Ultrasonic Machining | ARC Nano

The Ultrasonic mode is used when the cutting/grinding requirements demand the extra motion of the Ultrasonic actuator, such as when machining hard ceramics and glasses and various other extremely hard materials. The SupremEx material mentioned above is an excellent example of a material for which the Ultrasonic

Removal mechanism of ultrasonic vibration and ELID ...

Ultrasonic vibration and ELID composite plane grinding based on the ultrasonic vibration of a nano-ceramic workpiece is shown in Fig. 1. On the precision surface grinder, the experimental platform of the one-dimensional ultrasonic vibration grinding system has been completed, and the plane ELID grinding device has been added [12].

Ultrasonic Milling and Dispersing Technology for Nano ...

2012-2-10 · Ultrasonic Milling and Dispersing Technology for Nano-Particles Kathrin Hielscher, Hielscher Ultrasonics GmbH, Germany [email protected]; hielscher 1. Ultrasonic Milling and Dispersing in the Nano Technology Sector The dispersing and deagglomeration of solids into liquids is an important application of ultrasonic devices.

Understanding of Ultrasonic Assisted Machining with ...

In this work, machining test was carried out in various machining conditions using ultrasonic vibration capable CNC machine. For work material, alumina ceramic (Al2O3) was used while for tool material diamond electroplated grinding wheel was used. To evaluate ultrasonic vibration effect, grinding test was performed with and without ultrasonic vibration in same machining condition.

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