ultrasonic assisted amplitude

ultrasonic assisted amplitude

On the effect of load on vibration amplitude in ultrasonic ...

2020-1-3 · The ultrasonic-assisted drilling (UAD) process is a technology that applies ultrasonic vibrations in the feed direction of the drill to improve drilling conditions and productivity. In recent years, UAD has been the subject of extensive research due to its advantages over the conventional drilling (CD) process, these being reported as thrust force and torque reduction, burr height reduction ...

Ultrasonic vibration-assisted grinding of silicon carbide ...

2021-6-1 · The actual vibration amplitude (AVA) during ultrasonic vibration-assisted face grinding (UVAFG) is an essential parameter that affects grinding force and surface quality. However, an effective method for the real-time measurement of AVA during grinding

Longitudinal amplitude effect on material removal ...

2021-8-11 · Ultrasonic vibration-assisted machining may be an excellent method for processing these CMCs. The paper aims to investigate the effect of longitudinal amplitude on material removal mechanism of ultrasonic vibration-assisted milling (UVAM) 2.5D C/SiC composites.

(PDF) Forming mechanism of ultrasonic vibration assisted ...

In addition, a critical amplitude value for forming stress of 0MPa occurring should exist between 1μm and 2μm, which could not be explained by the existing theories in ultrasonic-assisted ...

Ultrasonic-assisted extrusion of ZK60 Mg alloy micropins ...

2018-2-1 · This study is the first attempt to explore the relationship between ZK60 magnesium and the amplitude in ultrasonic-assisted microextrusion. The results are summarized as follows: (1) At the beginning of ultrasonic-assisted extrusion of the ZK60 micropins, the punch periodically separated from and contacted with the billet.

(PDF) ULTRASONIC ASSISTED MACHINING - ResearchGate

2016-7-12 · Ultrasonic-assisted milling (UAM) ... During UAD experiments, ultrasonic amplitude and frequency was fixed at 2.6 µm and 42.7 kHz, respectively. A total of

A comparative study of mechanical and microstructural ...

2016-11-24 · reduction during ultrasonic assisted processing of metals was related to the ultrasonic intensity, which is proportional to the square of the vibration amplitude. However, works in references [5,6] indicated that the flow stress reduction was proportional to the ultrasonic vibration amplitude. Possible mechanisms of the ultrasonic softening ...

Ultrasonic vibration-assisted (UV-A) machining of ...

2012-1-1 · Ultrasonic vibration-assisted (UV-A) machining is a group of machining processes during which ultrasonic vibration is applied on either the cutting tool or the workpiece. This chapter presents UV-A machining processes that have been reported to machine three types of composite materials: metal matrix composites, ceramic matrix composites, and ...

Study on contact performance of ultrasonic-assisted

2019-1-1 · Additionally, the contact performance of the ultrasonic‐assisted grinding surface and the conventional grinding surface is compared: (1) When the ultrasonic amplitude is 4 &mgr;m, the surface roughness of the workpiece is at least 24% lower than that of the conventional grinding surface. (2) Under the same load, the surface contact stiffness ...

Optimization of the Ultrasound-Assisted Extraction of ...

2017-8-7 · Ultrasound-Assisted Extraction The extractions were carried out in an ultrasonic processor by using a direct sonication method (VCX 130PB, Sonics, Milford, CT, USA). An ultrasound probe of 130 W (1/8′′ Probe) operating at 20 kHz was used for ultrasound treatment.

(PDF) Forming mechanism of ultrasonic vibration assisted ...

In addition, a critical amplitude value for forming stress of 0MPa occurring should exist between 1μm and 2μm, which could not be explained by the existing theories in ultrasonic-assisted ...

The Influence of Amplitude on Grinding Force and Surface ...

Ultrasonic assisted grinding (UAG) has been a promising solution for the machining of brittle materials. The vibration amplitude in UAG has significant influence on the machining process. In this paper, the experiments which apply UAG process on K9 glass were conducted to investigate the effect of amplitude upon grinding force and surface roughness.

Ultrasonic Assisted Machining

2018-4-14 · Ultrasonic Assisted Machining Matt Short Technology Leader – Ultrasonics ... Trial Amplitude RPM IPM IPR Force (N) Torque (Nm) Ra (µm) 1 0% 1500 10 .0067 803.2 13.15 2.09 2 70% 1500 10 .0067 482.5 13.68 1.05 3 70% 1500 16 .011 650 18.86 1.66 Drilling Data 100% ...

An Investigation of Ultrasonic-Assisted Electrochemical ...

This paper uses an ultrasonic vibration-integrated array electrode for 301 stainless steel micro-hole drilling. The influence of machining parameters such as ultrasonic vibration amplitude, working voltage, pulse-off time and electrode feed rate on different processing characteristics are discussed. The experimental results show that the ultrasonic-assisted electrode array vibrating generates ...

(PDF) ULTRASONIC ASSISTED MACHINING - ResearchGate

2016-7-12 · Ultrasonic-assisted milling (UAM) ... During UAD experiments, ultrasonic amplitude and frequency was fixed at 2.6 µm and 42.7 kHz, respectively. A total of 100 holes were drilled in the stacks ...

Ultrasonic Assisted Machining - Map Your Show

2016-10-11 · Ultrasonic Tapping — Evaluate force reductions on applied force and torque for solid carbide tap — Stainless steel and titanium “gummy materials” — Harder materials often rely on thread milling resulting in lower throughput Ultrasonic Amplitude Power

A comparative study of mechanical and microstructural ...

2016-11-24 · reduction during ultrasonic assisted processing of metals was related to the ultrasonic intensity, which is proportional to the square of the vibration amplitude. However, works in references [5,6] indicated that the flow stress reduction was proportional to the ultrasonic vibration amplitude. Possible mechanisms of the ultrasonic softening ...

Finite Element and Experimental Analysis of Ultrasonic ...

By analyzing the trajectories of cutting edges in ultrasonic-assisted milling, It was found that ultrasonic frequency determines the time of periodic contact-separation between chisel edge and workpiece, and ultrasonic amplitude determines the maximum distance of contact-separation. Using ABAQUS finite element software, a polygon SiC particles ...

Apparatus Developments of Ultrasonic Vibration-Assisted ...

2018-12-2 · Figure 3 shows the experiment apparatus of the ultrasonic vibration-assisted microabrasive waterjet. This experiment apparatus mainly consists of the ultrasonic generator, the transducer, and the amplitude horn. In order to obtain the required

(PDF) Force Prediction in Ultrasonic Vibration-Assisted ...

Ultrasonic vibration-assisted milling is a newly developed non-conventional. milling process to achieve these targets in a more ecofriendly manner comparing to laser- assisted or electrical ...

ULTRASONIC ASSISTED MICROFORMING

2020-5-5 · Amplitude magnification or reduction is achieved by certain design features or the geometrical shape of the booster. The Sonotrode - 3, is the active part of the ultrasonic unit. It, when is in contact with the specimen perform the desired process task. The amplitude distribution along the ultrasonic head shows Figure 2a.

Evaluation of the Effect of Load on Vibration Amplitude in ...

2020-3-10 · In ultrasonic-assisted drilling (UAD), this matter is even more critical. Due to the unavailability of the drill tip during the drilling process, it is extremely difficult to measure varying process parameters such as load on drill-tip amplitude. EWI has developed a new method to measure the effect of load on the amplitude of a UAD system.

Ultrasonic Assisted Machining

2018-4-14 · Ultrasonic Assisted Machining Matt Short Technology Leader – Ultrasonics ... Trial Amplitude RPM IPM IPR Force (N) Torque (Nm) Ra (µm) 1 0% 1500 10 .0067 803.2 13.15 2.09 2 70% 1500 10 .0067 482.5 13.68 1.05 3 70% 1500 16 .011 650 18.86 1.66 Drilling Data 100% ...

Ultrasonic amplitude Manufacturers & Suppliers, China ...

ultrasonic amplitude manufacturer/supplier, China ultrasonic amplitude manufacturer & factory list, find qualified Chinese ultrasonic amplitude manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.

Ultrasonic vibration-assisted grinding of silicon carbide ...

Abstract The actual vibration amplitude (AVA) during ultrasonic vibration-assisted face grinding (UVAFG) is an essential parameter that affects grinding force and surface quality. However, an effective method for the real-time measurement of AVA during grinding remains unavailable, hindering research on UVAFG. In this study, an experimental setup for measuring AVA is firstly established using ...

ultrasonic assisted amplitude

Ultrasonic machining Wikipedia. Ultrasonic machining, or strictly speaking the "Ultrasonic vibration machining", is a subtraction manufacturing process that removes material from the surface of a part through high frequency, low amplitude vibrations of a tool against the material surface in the presence of fine abrasive particles.

Investigation of the effect of cutting speed and vibration ...

2012-4-10 · Investigation of the effect of cutting speed and vibration amplitude on cutting forces in ultrasonic-assisted milling Mohammad M Abootorabi Zarchi, Mohammad R Razfar, and Amir Abdullah Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture 2012 226 : 7 , 1185-1191

Rotary Ultrasonic Machining Tool Ultrasonic Assisted Drilling

At this time, the amplitude is small, and the amplitude of the tool fixed at the end of the luffing rod is increased to 0.01-0.15 mm by the amplitude expansion rod. Utilize the ultrasonic (16 ~ 25kHz) vibration of the tool end surface to make the suspended

Finite Element and Experimental Analysis of Ultrasonic ...

By analyzing the trajectories of cutting edges in ultrasonic-assisted milling, It was found that ultrasonic frequency determines the time of periodic contact-separation between chisel edge and workpiece, and ultrasonic amplitude determines the maximum distance of contact-separation. Using ABAQUS finite element software, a polygon SiC particles ...

Ultrasound-Assisted Water Extraction of Mastocarpus ...

Ultrasound-assisted water extraction was optimized to recover gelling biopolymers and antioxidant compounds from Mastocarpus stellatus.A set of experiments following a Box-Behnken design was proposed to study the influence of extraction time, solid liquid ratio, and ultrasound amplitude on the yield, sulfate content, and thermo-rheological properties (viscoelasticity and gelling temperature ...