... that the inclusion of spindle electronic control provides better accuracy in predicting the chatter in milling. machine tools milling chatter Milling, as all metal cutting processes, can experiences three different types of mechanical vibrations: free, forced, and self-excited vibrations [ 1 , 2...

... detection. Peak-to-peak variation (sample length of 10 mm) of detail subprofile at level 4 09 07 2010 14 10 2011 12 01 2012 12 01 2012 clutches crack detection feature extraction fracture leak detection machine tools machining chatter pistons seals (stoppers...

... in SCAMP. 06 07 2011 04 10 2011 22 12 2011 22 12 2011 assembling machine tools metal stamping weapons metal stamping stamping tool design stamping experiments modeling and simulation The M855 ball (Fig. 1 ) is a 5.56 mm cartridge and a standard round...

... 11 2011 11 11 2011 crystal microstructure hardening machine tools metal stamping optimisation pressing sheet metal processing The previous 50 years has been a period of remarkable advances with respect to all facets of sheet steels and how they are formed, including...

... surfaces. Moreover, spindle speed and feed rate affected the cutting force significantly. 07 02 2011 18 07 2011 11 08 2011 11 08 2011 alumina cutting decomposition diamond grain size grinding machine tools rods (structures) stochastic processes surface roughness...

... residual stresses spring coiling helical spring cold-wounded spring bars bending elastoplasticity fracture internal stresses machine tools rods (structures) springs (mechanical) stress analysis torsion wear winding (process) 03 02 2009 14 06 2011 11 08 2011 11 08...

... the entire tool path. 26 07 2010 13 05 2011 01 07 2011 01 07 2011 jets machine tools milling AWJ overlapping path milling slot lateral feed Abrasive waterjet (AWJ) machining is a technology in evident growth since its first industrial application in 1983 [( 1...

... – 2 %   Cu / Al 2 O 3 ) . corrosion resistance cutting fibre reinforced composites finite element analysis fracture laser beam machining machine tools 16 06 2009 04 01 2010 19 10 2010 19 10 2010 2010 American Society of Mechanical...

... coating undergoes the κ -to- α -phase transformation, which makes the wear prediction difficult due to substantial changes in the thermomechanical properties of the Al 2 O 3 coating. 11 05 2009 02 06 2010 22 09 2010 22 09 2010 abrasion finite element analysis machine tools...

... Threads are important and sometimes critical mechanical elements for many manufactured products and machine tooling. They are used in many forms, and their precision varies in accordance with the functions that they are expected to perform ( 1 ). Tools for threading have also benefited from the same...

...Brandon C. Gegg; Steve C. S. Suh; Albert C. J. Luo In this paper the simplified mechanical model for a machine-tool system is presented. The state and domains are defined with respect to the (contact and frictional force) boundaries in this system. The switching sets for this machine-tool...

..., and manipulation. 31 08 2009 12 04 2010 14 06 2010 14 06 2010 industrial manipulators machine tools manufacturing processes microactuators microassembling The development of manufacturing tools and processes capable of precisely positioning and manipulating nanoscale...

... presented. 21 10 2008 29 01 2010 31 03 2010 31 03 2010 design engineering kinematics machine tools optimisation parallel mechanisms tool head transmission angle design space optimization As the increasing demand of A / B -axis tool heads...

...Thomas Bonnemains; Hélène Chanal; Belhassen-Chedli Bouzgarrou; Pascal Ray This paper deals with the stiffness computation and model identification of parallel kinematic machine tools (PKMs). Due to their high dynamic abilities, PKMs are subjected to high inertial and cutting loads while machining...

...Burak Sencer, Ph.D. Candidate; Yusuf Altintas; Elizabeth Croft Aerospace, die, and mold industries utilize parts with sculptured surfaces, which are machined on five-axis computer numerical controlled machine tools. Accurate path tracking for contouring is not always possible along the desired...

...Burak Sencer, Ph.D. Candidate; Yusuf Altintas The accurate tracking of tool-paths on five-axis CNC machine tools is essential in achieving high speed machining of dies, molds, and aerospace parts with sculptured surfaces. Because traditional CNCs control the tracking errors of individual drives...

..., the effect of machine/tool system deflections, arising from the higher cutting forces, on the dimensional accuracy of the machined feature can be significant. Higher cutting forces can also result in premature catastrophic tool failure. One approach to overcoming these problems is to employ the thermal...

...Zhixiang Xu; Tim Green In most cases, the servo loops of computer numerically controlled (CNC) machine tools consist of position controllers, drivers, power transmissions, and tables. In the process of diagnosis, adjustment, and calibration of CNC machine tools, it is crucial to make servo loops...

...Jie Zhu; Jun Ni; Albert J. Shih Thermal errors are among the most significant contributors to machine tool errors. Successful reduction in thermal errors has been realized through thermal error compensation techniques in the past few decades. The effectiveness of thermal error models directly...

... , “ Automatic Generation of an NC Machining Tool-Path for a 3D Curve Based on Polar Coordinates ,” Int. J. Adv. Manuf. Technol. 0268-3768 , 27 , pp. 1119 – 1123 . Zhang , C. , Zhang , P. , and Cheng , F. , 2001 , “ Fairing Spline Curves and Surfaces by Minimizing Energy ,” Comput.-Aided...