Mechanistic prediction for cutting force in rotary ultrasonic machining
Material removal in rotary ultrasonic machining (RUM) of hard-brittle material is an abnormal complicated process, which involves the combination effects of the numerous abrasive grains with the random distributions in the dimensions and penetration depths. ... Tool specifications and the material properties are tabulated in Table 2, Table 3 ...
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Rotary ultrasonic machining of CFRP composites: A study …
Highlights A power consumption measurement method in rotary ultrasonic machining (RUM) is proposed. Effects of ultrasonic power, tool rotation speed, feedrate, and type of CFRP on power consumption are investigated. Power consumption percentages of each component are studied. Ultrasonic power supply in RUM system is not the largest power …
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Development of a Rotary Ultrasonic Machining Device and …
2.1 Trajectory of Ultrasonic-Assisted Grinding. The grinding process can be approximated as a cutting process in which multiple abrasive grits participate at the same time. The trajectory of the abrasive grits distributed at different positions of the ball-end grinding wheel in the traditional mill-grinding process can be regarded as constant velocity circular motions …
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Processing parameter effect, formation mechanism and …
High brittleness and anisotropy of ceramic matrix composites lead to great challenges for micro-hole machining. Micro-holes with large depth-to-diameter ratio (10:1) of SiC f /SiC composites were machined by rotary ultrasonic pecking drilling process. Based on the mechanical theory and structural characteristics of SiC f /SiC, a critical thrust force model was …
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Implementation of new stepped horn in rotary ultrasonic machining …
Performance of rotary ultrasonic machining (RUM) system greatly influences by appropriate design of ultrasonic horn. Ultrasonic stepped horn gives high amplitude of vibration and better cutting efficiency but design and integration of horn with RUM system is highly intricate. Therefore, systematic study on design and implementation of ultrasonic stepped horn was …
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[PDF] Rotary ultrasonic machining of ceramic matrix …
However, significant challenges (such as the lack of specifications, databases, and in-service repair methodology, and high machining cost) still remain for their widespread applications. In this paper, rotary ultrasonic machining (RUM) is introduced into drilling holes on CMC panels for the first time.
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Rotary ultrasonic drilling of polyetherimide composite to …
Churi N. Rotary ultrasonic machining of hard-to-machine. PhD Thesis, Manhattan, Kansas: Kansas State University, 2010, pp. 1–166. Google Scholar. 21. Feng Q, Cong WL, Pei ZJ, et al. Rotary ultrasonic machining of carbon fiber-reinforced polymer: feasibility study. Mach Sci Technol 2012; 16: 380–398.
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Rotary ultrasonic machining of advance materials: A review
With its superior machining quality, rotary ultrasonic machining (RUSM) is the best alternative to machine complex, brittle materials like ceramics, glass, composites, and …
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Surface analysis in rotary ultrasonic-assisted milling of CFRP …
The assembled rotary ultrasonic assisted machining tool is illustrated in Fig. 6 a and b. The geometry detail of this tool is given in Table 1. This tool can be used for drilling, milling, and grinding operations. ... Specifications Descriptions; End mill (WC) 10 mm in diameter: 13 mm in length: 4 flutes: Workpiece: 100 ∗ 170 ∗ 4 mm 3 for ...
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Ultrasonic machining center, Ultrasonic machining …
Rotary ultrasonic machining... Compare this product Remove from comparison tool. See the other products Conprofe. ultrasonic CNC machining center UGV200. 5-axis vertical gantry. ultrasonic CNC machining center. UGV200. X travel: 250 mm ... Examine product characteristics and technical specifications for major brands | View PDF catalogues and ...
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Efficiency-based compensations and the mechanical load …
A new rotary ultrasonic machining (RUM) spindle is proposed. It adopts contactless rotary transformer replacing the well-established slip ring technology to supply power for the transducer. Owing to the large leakage inductances, the capacitive piezoelectric transducer and the variable mechanical load, the circuit compensation is crucial for ...
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Rotary Ultrasonic Machining of Hard to Machine …
Abstract: Rotary ultrasonic machining (RUM) is among the best cost- efficient machining practice for the processing of numerous hard to machine materials. RUM is a non-traditional …
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Advances in rotary ultrasonic machining system …
Rotary ultrasonic machining has been widely used for machining of hard and brittle materials due to the advantages of low cutting force, high machining accuracy, and high surface integrity.
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Fabrication of hybrid micro/nano-textured surfaces using rotary …
A novel rotary ultrasonic texturing (RUT) technique is proposed to fabricate hybrid periodic micro/nano-textures on flat surfaces. Different from conventional rotary ultrasonic machining, a tailored one-point diamond tool was manufactured and employed for RUT on surfaces of electroless nickel–phosphorus (Ni–P) plating.
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Rotary ultrasonic machining of rocks: An experimental …
Results indicate that rotary ultrasonic machining can drill holes of high quality on rocks of different hardness with a much lower cutting force and at a penetration rate of approximately three times faster than percussive drilling. ... Technical performance specs. Report, Stone Source, New York, 10 October 2012. Google Scholar. 21.
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Rotary Ultrasonic Machining: Application for Cutting Edge …
Rotary Ultrasonic Machining: Application for Cutting Edge Preparation (SpringerBriefs in Applied Sciences and Technology) - Kindle edition by Kuruc, Marcel. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Rotary Ultrasonic Machining: Application for …
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Debonding Fiber Damage Mechanism Modeling for Machining …
Abstract. The debonding fiber defects on the grinding surface of SiO2f/SiO2 ceramic matrix composites deteriorate the service performance of related components. The low-damage process window is the key information to suppress machining damage by controlling grinding parameters. A mechanism model for debonding fiber damage on SiO2f/SiO2 surface …
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Rotary ultrasonic machining of titanium alloy (Ti-6Al-4V): …
In this paper, Rotary Ultrasonic Machining (RUM) of titanium alloy (Ti-6Al-4V) has been investigated. Four tools with different specifications (diamond grit size, diamond …
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Material removal mechanism in rotary ultrasonic machining …
High-volume fraction silicon carbide-reinforced aluminum matrix (SiCp/Al) composites are widely used in many industrial fields due to their excellent material properties. However, these composites are regarded as one of the most difficult-to-machine materials, owing to the presence of many hard and brittle SiC reinforcements. Rotary ultrasonic machining …
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Digital twin-driven senseless cutting force monitoring and …
Rotary ultrasonic machining (RUM) emerges as a superior technique for processing difficult-to-cut materials due to its capacity to improve machining efficiency and surface quality. The tool vibration amplitude and its stability in the machining process are critical to guarantee the performance of RUM. However, due to the lack of a reliable ...
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Rotary ultrasonic machining of alumina ceramic
The existence of plastic deformation has also been observed along with the dominated brittle fracture in rotary ultrasonic machining of alumina ceramic. Feed rate and spindle speed have been observed as most influential parameters that govern the deformation mode in alumina ceramic. The optimization of machining responses has also been ...
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Rotary Ultrasonic Machining of Alumina Ceramic: An …
On the other hand, advanced machining processes such as ultrasonic machining (USM), laser machining and waterjet machining have the potential to machine the Al2 O3 ceramic components. Several attempts have been reported on machining micro/macro features in Al2 O3 by using laser machining.
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A Mechanistic Approach to the Prediction of Material …
An approach to modeling the material removal rate (MRR) during rotary ultrasonic machining (RUM) of ceramics is proposed and applied to predicting the MRR for the case of magnesia stabilized zirconia. The model, a first attempt at predicting the MRR in RUM, is based on the assumption that brittle fracture is the primary mechanism of material removal. To justify …
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Rotary ultrasonic machining of advance materials: A review
In rotary ultrasonic machining, a review of the material removal methods, a description of the operation, the rate of material removal, and problems with tool wear are discussed. Based on the literature studied, the experimental results obtained for machining of advanced materials such as composites, silicon, advanced glass, CFRP, titanium, and ...
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Rotary Ultrasonic Machining of Sapphire: Feasibility
Rotary ultrasonic machining (RUM) is a mechanical type non-traditional hybrid machining process which has been utilized potentially to machine a wide range of latest and difficult-to-machine ...
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ULTRASONIC Machining Tools
With the ULTRASONIC series, DMG MORI has created a range of innovative solutions for grinding, drilling, milling and mill-turning, which, in combination with ultrasonic machining, are capable of handling even the most demanding …
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Effect of Spindle Speed and Feed Rate on Machining of
Rotary ultrasonic machining (RUM) is an inexpensive and environment favorable method for machining brittle material such as advanced ceramics. ... Table 1 Tool material specifications. Full size table. Table 2 Workpiece specifications. Full size table. Table 3 Fixed parameters. Full size table. Table 4 Machining parameters. Full size table. Fig ...
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Rotary Ultrasonic Machining of Ni based Alloys
rotary ultrasonic machining, and ceramic and technical glass machining applications typically use either a diamond-impregnated or electroplated tool. Diamond-impregnated tools are more durable, but electroplated tools are less expensive, so …
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Development of a Rotary Ultrasonic Machining Device and …
As one of the non-conventional machining methods, rotary ultrasonic machining (RUM) is an effective way for machining hard and brittle materials. With the advantages of less cutting force and less ...
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Rotary Ultrasonic Machining: Application for Cutting Edge …
This book covers the process and conditions of Rotary ultrasonic machining (RUM) of hard materials and summarizes the recommendation of proper machining parameters. The optimum conditions were applied for cutting edge preparation of CBN cutting inserts. The results presented in the book show that RUM is able to create controlled cutting edge ...
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