Machine Tool Vibrations and Cutting Dynamics

Machine Tool Vibrations and Cutting Dynamics PDF Author: Brandon C. Gegg
Publisher: Springer Science & Business Media
ISBN: 1441998012
Category : Technology & Engineering
Languages : en
Pages : 187

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Book Description
“Machine Tool Vibrations and Cutting Dynamics” covers the fundamentals of cutting dynamics from the perspective of discontinuous systems theory. It shows the reader how to use coupling, interaction, and different cutting states to mitigate machining instability and enable better machine tool design. Among the topics discussed are; underlying dynamics of cutting and interruptions in cutting motions; the operation of the machine-tool systems over a broad range of operating conditions with minimal vibration and the need for high precision, high yield micro- and nano-machining.

Machine Tool Vibrations and Cutting Dynamics

Machine Tool Vibrations and Cutting Dynamics PDF Author: Brandon C. Gegg
Publisher: Springer Science & Business Media
ISBN: 1441998012
Category : Technology & Engineering
Languages : en
Pages : 187

Get Book

Book Description
“Machine Tool Vibrations and Cutting Dynamics” covers the fundamentals of cutting dynamics from the perspective of discontinuous systems theory. It shows the reader how to use coupling, interaction, and different cutting states to mitigate machining instability and enable better machine tool design. Among the topics discussed are; underlying dynamics of cutting and interruptions in cutting motions; the operation of the machine-tool systems over a broad range of operating conditions with minimal vibration and the need for high precision, high yield micro- and nano-machining.

Control of Cutting Vibration and Machining Instability

Control of Cutting Vibration and Machining Instability PDF Author: C. Steve Suh
Publisher: John Wiley & Sons
ISBN: 1118402782
Category : Technology & Engineering
Languages : en
Pages : 295

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Book Description
Presents new developments on machine tool vibration control based on discontinuous dynamical systems Machining instability is a topical area, and there are a wide range of publications that cover the topic. However, many of these previous studies have started by assuming that the behavior of the system can be linearised. Meanwhile, there are many recent advances in the fields of signal processing, nonlinear dynamics, and nonlinear control, all of which are relevant to the machining stability problem. This book establishes the fundamentals of cutting mechanics and machine tool dynamics in the simultaneous time-frequency domain. The new nonlinear control theory developed by the authors that facilitates simultaneous control of vibration amplitude in the time-domain and spectral response in the frequency-domain provides the foundation for the development of a controller architecture universally viable for the control of dynamic instability including bifurcation and chaos. Once parameters underlying the coupling, interaction, and evolution of different cutting states and between the tool and workpiece are established, they can then be incorporated into the architecture to create a control methodology that mitigate machining instability and enable robust, chatter-free machine tool design applicable in particular to high speed micro- and nano-machining. Presents new developments on machine tool vibration control based on discontinuous dynamical systems Provides a clear and concise approach to the understanding and control of machine tool and workpiece vibrations from an alternative view, contributing to an in-depth understanding of cutting dynamics and robust control of machining instability Equips the reader with the knowledge to understand the dynamics of cutting and operation of machine-tool systems in different conditions as well as the concept of cutting instability control Includes data examples in MATLAB coding

Effect and Control of Chatter Vibrations in Machine Tool Process

Effect and Control of Chatter Vibrations in Machine Tool Process PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 152

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Book Description


Effect and Control of Chatter Vibrations in Machine Tool Process

Effect and Control of Chatter Vibrations in Machine Tool Process PDF Author: Gerald W. Long
Publisher:
ISBN:
Category : Machine-tools
Languages : en
Pages : 320

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Book Description


Nonlinear Science and Complexity

Nonlinear Science and Complexity PDF Author: J.A. Tenreiro Machado
Publisher: Springer Science & Business Media
ISBN: 9048198844
Category : Technology & Engineering
Languages : en
Pages : 411

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Book Description
This book contains selected papers of NSC08, the 2nd Conference on Nonlinear Science and Complexity, held 28-31 July, 2008, Porto, Portugal. It focuses on fundamental theories and principles, analytical and symbolic approaches, computational techniques in nonlinear physics and mathematics. Topics treated include • Chaotic Dynamics and Transport in Classic and Quantum Systems • Complexity and Nonlinearity in Molecular Dynamics and Nano-Science • Complexity and Fractals in Nonlinear Biological Physics and Social Systems • Lie Group Analysis and Applications in Nonlinear Science • Nonlinear Hydrodynamics and Turbulence • Bifurcation and Stability in Nonlinear Dynamic Systems • Nonlinear Oscillations and Control with Applications • Celestial Physics and Deep Space Exploration • Nonlinear Mechanics and Nonlinear Structural Dynamics • Non-smooth Systems and Hybrid Systems • Fractional dynamical systems

IUTAM Symposium on New Applications of Nonlinear and Chaotic Dynamics in Mechanics

IUTAM Symposium on New Applications of Nonlinear and Chaotic Dynamics in Mechanics PDF Author: Francis C. Moon
Publisher: Springer Science & Business Media
ISBN: 9401153205
Category : Technology & Engineering
Languages : en
Pages : 559

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Book Description
This book presents the latest research results in the area of applied nonlinear dynamics and chaos theory. Papers by three academic generations address new applications of nonlinear dynamics to mechanics, including fluid-structure interaction, machining and mechanics of solids, and many other applications.

Handbook of Noise and Vibration Control

Handbook of Noise and Vibration Control PDF Author: Malcolm J. Crocker
Publisher: John Wiley & Sons
ISBN: 0471395994
Category : Technology & Engineering
Languages : en
Pages : 1594

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Book Description
Two of the most acclaimed reference works in the area of acoustics in recent years have been our Encyclopedia of Acoustics, 4 Volume set and the Handbook of Acoustics spin-off. These works, edited by Malcolm Crocker, positioned Wiley as a major player in the acoustics reference market. With our recently published revision of Beranek & Ver's Noise and Vibration Control Engineering, Wiley is a highly respected name in the acoustics business. Crocker's new handbook covers an area of great importance to engineers and designers. Noise and vibration control is one largest areas of application of the acoustics topics covered in the successful encyclopedia and handbook. It is also an area that has been under-published in recent years. Crocker has positioned this reference to cover the gamut of topics while focusing more on the applications to industrial needs. In this way the book will become the best single source of need-to-know information for the professional markets.

Manufacturing Automation

Manufacturing Automation PDF Author: Yusuf Altintas
Publisher: Cambridge University Press
ISBN: 1139504630
Category : Technology & Engineering
Languages : en
Pages : 381

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Book Description
Metal cutting is widely used in producing manufactured products. The technology has advanced considerably along with new materials, computers and sensors. This new edition considers the scientific principles of metal cutting and their practical application to manufacturing problems. It begins with metal cutting mechanics, principles of vibration and experimental modal analysis applied to solving shop floor problems. There is in-depth coverage of chatter vibrations, a problem experienced daily by manufacturing engineers. Programming, design and automation of CNC (computer numerical control) machine tools, NC (numerical control) programming and CAD/CAM technology are discussed. The text also covers the selection of drive actuators, feedback sensors, modelling and control of feed drives, the design of real time trajectory generation and interpolation algorithms and CNC-oriented error analysis in detail. Each chapter includes examples drawn from industry, design projects and homework problems. This is ideal for advanced undergraduate and graduate students and also practising engineers.

Stability in the Dynamics of Metal Cutting

Stability in the Dynamics of Metal Cutting PDF Author: S.T. Chiriacescu
Publisher: Elsevier
ISBN: 1483291758
Category : Technology & Engineering
Languages : en
Pages : 217

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Book Description
Numerous models have been proposed for the study of the dynamic behaviour of cutting tools. An analysis of the main works published over the past 20 years reveal a lack of general methodology in the mathematical modelling of the dynamic cutting process (CP) and in the elastic structure (ES), as well as the absence of efficient and general methods for identifying the conditions under which the amplitudes of the vibration chatter between tool and workpiece can become problematic.This book provides a thorough review on the mathematical modelling and stability analysis of the dynamic machining system, presenting solutions for the practical problems that can be encountered. The practical points of the stability and instability of the DMS are discussed, together with various aspects of the modelling and identification of the CP and ES systems. The latest findings are examined in the context of a general study using matrix equations. Such a study on the matrix method is timely in view of the rapid spread in the use of mini and micro-computers.Based on the matrix equations of the CP and ES systems, the general equations of the DMS with time-invariant parameters are established, and various procedures for the actual stability analysis of this system are presented. Many examples are accompanied by illustrations which also provide adequate practical instructions for other problems in the stability analysis of the DMS. The last part of the book deals with the modelling and stability analysis of the DMS with time-varying parameters, random parameters and random input. The work is addressed primarily to those interested in the design and exploitation of machine tools in both industry and research. It will also be of interest to applied mathematicians, and can be used as a reference book for advanced courses in mechanical engineering.

Control of Forced Vibration in Machine Tool/metal Cutting Systems

Control of Forced Vibration in Machine Tool/metal Cutting Systems PDF Author: Theodore R. Comstock
Publisher:
ISBN:
Category : Machine-tools
Languages : en
Pages : 172

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Book Description
This project is engaged in a program of research which is directed at the study of the mechanism of forced vibrations in machine tool-metal cutting systems. Analytical methods, test and specification techniques have been developed that should significantly aid machine tool manufacturers in the design of essentially vibration-free machine tools for given cutting operations. The types of disturbances which cause forced vibrations in machine tools are described and categorized. The detrimental effects upon performances, which these disturbances have during cutting operations, are discussed. An attempt is made to show that the problem of forced vibrations in metal cutting systems can be generalized and simplified to a very large extent. The analytical methods to be used in this general approach are developed, and the experimental results obtained therefrom are discussed. In order to accomplish the objectives of this program the study of the mechanism of forced vibrations was divided into two main areas. The first of these areas is concerned with the effects of forced vibration due to variations in cutting depth and disturbances from internal and external forces. The remaining phase of this program is concerned with the effects of forced vibration caused by the transmission of forces through the foundation. (Author).