Simulating turning cycles on CNC lathe machines

It is shown that the turning of the contour shaped surfaces of parts is mainly carried out according to the cycles of rough turning G71, G72, G73 with a finishing pass according to the cycle G70. In any case, the cutting process is quasi-stationary, which determines the need to control the cutting...

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Main Authors: Юрій Володимирович Петраков, Джон Мару Езендука
Format: Article
Language:English
Published: Igor Sikorsky Kyiv Polytechnic Institute 2022-06-01
Series:Mechanics and Advanced Technologies
Subjects:
Online Access:http://journal.mmi.kpi.ua/article/view/251910
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author Юрій Володимирович Петраков
Джон Мару Езендука
author_facet Юрій Володимирович Петраков
Джон Мару Езендука
author_sort Юрій Володимирович Петраков
collection DOAJ
description It is shown that the turning of the contour shaped surfaces of parts is mainly carried out according to the cycles of rough turning G71, G72, G73 with a finishing pass according to the cycle G70. In any case, the cutting process is quasi-stationary, which determines the need to control the cutting mode to stabilize and optimize the process. It is proposed to use a special program for designing the control program of a CNC machine tool, which, based on a priori information about the technological machining system, performs the simulation of the process. During simulation, in the process of solving the optimization problem according to the criterion of maximum Material Removal Rate, all components of the cutting mode are automatically determined: depth, feed and spindle speed. The results are presented in the form of control files, according to which a control program in G-codes can be compiled to optimize the process. In addition, it is additionally possible to obtain a prediction about the actually machined contour, taking into account the elastic deformation during the cutting process, and data on the correction of the trajectory of the shaping movement in the last pass.
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spelling doaj.art-dfd730e58b58489fbce0ca0f7fc54e532022-12-22T01:38:46ZengIgor Sikorsky Kyiv Polytechnic InstituteMechanics and Advanced Technologies2521-19432522-42552022-06-016110.20535/2521-1943.2022.6.1.251910Simulating turning cycles on CNC lathe machinesЮрій Володимирович Петраков0Джон Мару Езендука1Igor Sikorsky Kyiv Polytechnic Institute, KyivIgor Sikorsky Kyiv Polytechnic Institute It is shown that the turning of the contour shaped surfaces of parts is mainly carried out according to the cycles of rough turning G71, G72, G73 with a finishing pass according to the cycle G70. In any case, the cutting process is quasi-stationary, which determines the need to control the cutting mode to stabilize and optimize the process. It is proposed to use a special program for designing the control program of a CNC machine tool, which, based on a priori information about the technological machining system, performs the simulation of the process. During simulation, in the process of solving the optimization problem according to the criterion of maximum Material Removal Rate, all components of the cutting mode are automatically determined: depth, feed and spindle speed. The results are presented in the form of control files, according to which a control program in G-codes can be compiled to optimize the process. In addition, it is additionally possible to obtain a prediction about the actually machined contour, taking into account the elastic deformation during the cutting process, and data on the correction of the trajectory of the shaping movement in the last pass. http://journal.mmi.kpi.ua/article/view/251910contour turningcutting controlmodelingcutting process optimization
spellingShingle Юрій Володимирович Петраков
Джон Мару Езендука
Simulating turning cycles on CNC lathe machines
Mechanics and Advanced Technologies
contour turning
cutting control
modeling
cutting process optimization
title Simulating turning cycles on CNC lathe machines
title_full Simulating turning cycles on CNC lathe machines
title_fullStr Simulating turning cycles on CNC lathe machines
title_full_unstemmed Simulating turning cycles on CNC lathe machines
title_short Simulating turning cycles on CNC lathe machines
title_sort simulating turning cycles on cnc lathe machines
topic contour turning
cutting control
modeling
cutting process optimization
url http://journal.mmi.kpi.ua/article/view/251910
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