grinding by ultrasonic

Investigation of the Process-Material Interaction in
· ultrasonic frequency (15..25KHz amplitudes up to 1520µm). In order to be able to make complex shaped parts simple tubular shaped rotating tools (like a milling process) can be used (Figure 1). These tools are often composed of diamond grains embedded in a metal binder. Figure 1 Principe of Ultrasonic Assisted Grinding.
Chat Online
Understanding of Ultrasonic Assisted Machining with
· in ultrasonic assisted grinding were slightly reduced compared to the conventional grinding. However in some cases the grinding forces in ultrasonic case showed higher forces especially for y-axis components. This could be mainly because cutting depth in ultrasonic the grinding was deeper than that in conventional grinthe d-ing. As shown in ure
Chat Online
Effects of Grinding Fluid Excited by Ultrasonic Vibration
Ultrasonic excited fluid has been researched for machining of hard-to-grind materials. Ultrasonic vibration is applied to grinding fluid by an ultrasonic oscillating comb-shape effecter with integrated nozzle. Grinding fluid discharges from a nozzle placed between the comb s feet and passes through the vacant space between comb teeth. By this setup flowing grinding fluid can be continuously
Chat Online
An Experimental Investigation of Ultrasonic Assisted
In this work grinding test was performed in terms of machining parameters such as grinding speed feed rate etc. in order to study effect of ultrasonic vibration in grinding. The design of experiment (DOE) approach was used for an optimal condition of ultrasonic assisted grinding which can minimize the grinding forces. In DOE ultrasonic amplitude power feed rate and rotation speed of
Chat Online
Effects of Grinding Fluid Excited by Ultrasonic Vibration
Ultrasonic excited fluid has been researched for machining of hard-to-grind materials. Ultrasonic vibration is applied to grinding fluid by an ultrasonic oscillating comb-shape effecter with integrated nozzle. Grinding fluid discharges from a nozzle placed between the comb s feet and passes through the vacant space between comb teeth. By this setup flowing grinding fluid can be continuously
Chat Online
Analytical and Numerical Simulation of Ultrasonic Assisted
Ultrasonic assisted grinding of hard materials is a novel technique which is used in order to decrease grinding forces and energy. Grinding force is in direct connection with wheel wear grinding accuracy grinding temperature and surface integrity.
Chat Online
Fabrication of Micro Carbide Tools by Ultrasonic Vibration
· Fabrication of Micro Carbide Tools by Ultrasonic Vibration Grinding H. Onikural 0. Ohnishi Y. Take2 Department of Intelligent Machinery and Systems Graduate School of Engineering Kyushu University Fukuoka Japan ZTakesho Corporation Fukuoka Japan Submitted by A. Kobayashi (1 1 Tokyo Japan Abstract This paper deals with the fabrication of micro cylindrical tools and micro flat
Chat Online
New Developments in Ultrasonic-assisted Grinding and
· during grinding. An innovative ultrasonic spindle is also introduced which facilitates the ultrasonic-assisted dressing of grinding wheels with form rollers. The experimental investigations carried out at the KSF Institute show that the new developed ultrasonic systems can improve the process and increase the productivity.
Chat Online
Ultrasonic vibration-assisted grinding of micro-structured
· The design of a novel ultrasonic vibration apparatus and the experimental investigation of ultrasonic vibration assisted grinding of SiC micro-structures are presented. The experimental results show that the application of ultrasonic vibration can enhance the ground surface quality and improve the edge features of micro-structures.
Chat Online
Ultrasonic vibration-assisted grinding of micro-structured
· The design of a novel ultrasonic vibration apparatus and the experimental investigation of ultrasonic vibration assisted grinding of SiC micro-structures are presented. The experimental results show that the application of ultrasonic vibration can enhance the ground surface quality and improve the edge features of micro-structures.
Chat Online
New Developments in Ultrasonic-assisted Grinding and
· during grinding. An innovative ultrasonic spindle is also introduced which facilitates the ultrasonic-assisted dressing of grinding wheels with form rollers. The experimental investigations carried out at the KSF Institute show that the new developed ultrasonic systems can improve the process and increase the productivity.
Chat Online
A grinding force model for ultrasonic assisted internal
· Abstract. As grinding force plays an influential role in work-surface finish in grinding process a model is necessary for optimizing input variables to achieve high product quality and productivity. However to the best of our knowledge there are few reports on modeling grinding force in ultrasonic assisted internal grinding (UAIG).
Chat Online
Grinding behavior of WO3 NiO Fe2O3 by ultrasonic milling
· Alumina Zirconia and SUS ball were used as the ball type and the highest grinding efficiency was shown in Zirconia ball the density between Alumina and SUS ball. When a certain ultrasonic energy is applied to the ball the frequency of the ball decreases when the density is higher than a certain level.
Chat Online
Understanding of Ultrasonic Assisted Machining with
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. And an optimal sampling rate for grinding force measurement was obtained by a signal processing and frequency analysis.
Chat Online
ultrasonic grinder ultrasonic grinder Suppliers and
982 ultrasonic grinder products are offered for sale by suppliers on Alibaba of which mixing equipment accounts for 3 industrial vacuum cleaner accounts for 1 and polisher accounts for 1 . A wide variety of ultrasonic grinder options are available to you such as machinery
Chat Online
Investigation of the Process-Material Interaction in
· ultrasonic frequency (15..25KHz amplitudes up to 1520µm). In order to be able to make complex shaped parts simple tubular shaped rotating tools (like a milling process) can be used (Figure 1). These tools are often composed of diamond grains embedded in a metal binder. Figure 1 Principe of Ultrasonic Assisted Grinding.
Chat Online
Analysis on ground surface in ultrasonic face grinding of
· Compared to conventional grinding ultrasonic face grinding of SiC ceramic with vibration amplitude more than 3 μm has been proved to improve the machining efficiency but usually face the problem of reducing the workpiece surface quality. The material removal mechanism and ground surface quality by ultrasonic face grinding using minor
Chat Online
Grinding / Ultrasonic
Grinding in production «Precise 100 leaktight rigid play-free Production grinding with long-term precision on 4 or 5 axes reliably» Challenge In high-performance grinding situations such as deep grinding profile grinding tool grinding or other challenging grinding processes production systems are subjected to demanding requirements.. Grinding sludge maximum precision and the
Chat Online
Wear Behavior of a Vitrified Bond CBN Wheel by Ultrasonic
Generally in the grinding of modern aviation materials such as nickel-based superalloys problems frequently occur in terms of burr formation profile loss of the wheel high heat generation in the contact zone high grinding forces as well as low process reliability. A recent and promising method to overcome these technological constraints is the use of ultrasonic assistance where high
Chat Online
Rotary ultrasonic grinding apparatus and process
· The rotary ultrasonic grinding process is a hybridized method which comprises a combination of conventional ultrasonic machining and diamond grinding. Important parameters in one embodiment of the process include ultrasonic vibration amplitude and frequency static pressure or force tool rotation speed workpiece rotation speed grit size
Chat Online
Ultrasonic Assisted Grinding (UAG) Scientific.Net
Abstract Ultrasonic assisted grinding experiments were carried out to evaluate the effects of the ultrasonic vibration (UV) on the face grinding characteristics of nickel based superalloy of Rene77. In experiments an electroplated cBN grinding wheel was ultrasonically vibrated dominantly along its axis. The experimental results indicated that
Chat Online
Ultrasonic assisted grinding of advanced materials for
· Studies on the performance of the UAG process in the machining of brittle and ductile materials have shown that the introduction of the ultrasonic system to the grinding process helps to increase the material removal rates significantly and consequently reduces the surface roughness grinding forces and subsurface damages.
Chat Online
Understanding of Ultrasonic Assisted Machining with
· in ultrasonic assisted grinding were slightly reduced compared to the conventional grinding. However in some cases the grinding forces in ultrasonic case showed higher forces especially for y-axis components. This could be mainly because cutting depth in ultrasonic the grinding was deeper than that in conventional grinthe d-ing. As shown in ure
Chat Online
Ultrasonic-Assisted Grinding (A Possible New Method for
Operators of grinding equipment have long known that deliberately induced vibrations in a grinding wheel will increase the rate of metal removal. In violation of safety rules piece-rate workers have sometimes made adjuttments to equipment to set up vibrations and hasten the grinding of hard materials. It now appears that this phenomenon observed first by non-scientifically trained workmen can
Chat Online
Feasibility of Ultrasonic Vibration Assisted Grinding for
· Ultrasonic vibration assisted grinding (UVAG) is an effective method for edge trimming to improve the mechanical integrity of carbon fiber reinforced polymer (CFRP). However due to the high heat resistance abrasiveness and powdery chip of CFRP serious tool clogging rapid tool wear and poor surface are still considerable problems to the industry.
Chat Online
Fabrication of Micro Carbide Tools by Ultrasonic Vibration
· Fabrication of Micro Carbide Tools by Ultrasonic Vibration Grinding H. Onikural 0. Ohnishi Y. Take2 Department of Intelligent Machinery and Systems Graduate School of Engineering Kyushu University Fukuoka Japan ZTakesho Corporation Fukuoka Japan Submitted by A. Kobayashi (1 1 Tokyo Japan Abstract This paper deals with the fabrication of micro cylindrical tools and micro flat
Chat Online
Fabrication of Micro Carbide Tools by Ultrasonic Vibration
· In grinding with ultrasonic vibration better results in aspect ratio and tools of smaller diameter than conventional grinding are obtained. Due to the lower tensile strength of carbides grinding under compressive force has made it possible to grind to a diameter of 11 μm with a length of 160 μm.
Chat Online
New Developments in Ultrasonic-assisted Grinding and
· during grinding. An innovative ultrasonic spindle is also introduced which facilitates the ultrasonic-assisted dressing of grinding wheels with form rollers. The experimental investigations carried out at the KSF Institute show that the new developed ultrasonic systems can improve the process and increase the productivity.
Chat Online
MODIFICATIONS OF ULTRASONIC GRINDING
· ultrasonic grinding face ultrasonic grinding (drilling) cross outer ultrasonic grinding (knurl) plane ultrasonic grinding with radial workpiece vibration or with the axial workpiece vibration. On fig. 1 are shown the schemes of face and cross grinding by tool vibration.
Chat Online
Study on Effect of Ultrasonic Vibration on Grinding Force
Ultrasonic vibration assisted micro end grinding (UAMEG) is a promising processing method for micro parts made of hard and brittle materials. First the influence of ultrasonic assistance on the mechanism of this processing technology is theoretically analyzed. Then in order to reveal the effects of ultrasonic vibration and grinding parameters on grinding forces and surface quality contrast
Chat Online
Investigation of the Process-Material Interaction in
· ultrasonic frequency (15..25KHz amplitudes up to 1520µm). In order to be able to make complex shaped parts simple tubular shaped rotating tools (like a milling process) can be used (Figure 1). These tools are often composed of diamond grains embedded in a metal binder. Figure 1 Principe of Ultrasonic Assisted Grinding.
Chat Online