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Title:Intelligent adaptive cutting force control in end-milling
Authors:ID Župerl, Uroš (Author)
ID Čuš, Franc (Author)
ID Kiker, Edvard (Author)
Files:.pdf Tehnicki_vjesnik_2006_Zuperl,_Cus,_Kiker_Intelligent_adaptive_cutting_force_control_in_end-milling.pdf (3,43 MB)
MD5: 0B74AAA9BDDDCF793D5554DFF619E7DA
PID: 20.500.12556/dkum/c7ac988c-9d16-4040-92c6-58a5edba12b8
 
URL http://hrcak.srce.hr/8842
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FS - Faculty of Mechanical Engineering
Abstract:In this article, an adaptive neural controller for the ball end-milling process is described. Architecture with two different kinds of neural networks is proposed, and is used for the on-line optimal control of the milling process. A BP neural network is used to identify the milling state and to determin the optimal cutting inputs. The feedrate is selected as the optimised variable, and the milling state is estimated by the measured cutting force. The adaptive controller is operated by a PC and the adjusted feedrates are sent to the CNC. The purpose of this article is to present a reliable, robust neural controller aimed at adaptively adjusting feed-rate to prevent excessive tool wear, tool breakage and maintain a high chip removal rate. The goal is also to obtain an improvement of the milling process productivity by the use of an automatic regulation of the cutting force. Numerous simulations are conducted to confirm the efficiency of this architecture. The proposed architecture for on-line determining of optimal cutting conditions is applied to ball end-milling in this paper, but it is obvious that the system can be extended to other machines to improve cutting efficiency.
Keywords:end milling, adaptive force control, neuron controller, cutting conditions, adaptive control systems
Publication status:Published
Publication version:Version of Record
Year of publishing:2006
Number of pages:str. 15-22
Numbering:Letn. 13, št. 1/2
PID:20.500.12556/DKUM-66815 New window
ISSN:1330-3651
UDC:621.914:681.5
ISSN on article:1330-3651
COBISS.SI-ID:10628630 New window
NUK URN:URN:SI:UM:DK:FG5SFVAD
Publication date in DKUM:12.07.2017
Views:1289
Downloads:136
Metadata:XML DC-XML DC-RDF
Categories:Misc.
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Record is a part of a journal

Title:Tehnički vjesnik : znanstveno-stručni časopis tehničkih fakulteta Sveučilišta u Osijeku
Shortened title:Teh. vjesn. - Stroj. fak.
Publisher:Strojarski fakultet, Elektrotehnički fakultet, Građevinski fakultet
ISSN:1330-3651
COBISS.SI-ID:15346181 New window

Licences

License:CC BY 4.0, Creative Commons Attribution 4.0 International
Link:http://creativecommons.org/licenses/by/4.0/
Description:This is the standard Creative Commons license that gives others maximum freedom to do what they want with the work as long as they credit the author.
Licensing start date:12.07.2017

Secondary language

Language:Croatian
Title:Inteligentna prilagodna kontrola sile rezanja u završnom glodanju
Abstract:U ovom je članku opisan prilagodljiv neuronski kontroler za proces glodanja kuglastim završetkom. Predložena je arhitektura s dvjema različitim vrstama neuronskih mreža, a korištena je za on-line optimalnu kontrolu procesa glodanja. BP neuronska mreža je korištena za identifikaciju stanja glodanja i za određivanje optimalnih reznih ulaza. Brzina posmaka je izabrana kao optimizirana varijabla, a stanje glodanja je procijenjeno pomoču izmjerene site rezanja. Prilagodljivi kontroler je upravljan osobnim računalom, a podešene brzine posmaka se šalju do CNC-a. Svrha ovog članku je prikazati pouzdan, snažan neuronski kontroler koji je usmjeren na prilagodljivo podesivu brzinu posmaka radi sprječavanja pretjeranog trošenja alata, loma alata i održavanja visoke brzine uklanjanja čestica. Cilj je također dobiti poboljšanje produktivnosti procesa glodanja uporabom automatskog reguliranja sile rezanja. Brojne simulacije su vodene radi potvrđivanja učinkovitosti ove arhitekture. Predložena arhitektura za on-line odredivanje optimalnih reznih uvjeta primijenjena je na glodanje s kuglastim završetkom u ovom radu, ali je očito da se sustav može proširiti na druge strojeve radi poboljšanja učinkovitosti rezanja.
Keywords:čelno frezanje, adaptivna regulacija sile, nevronski regulator, rezalni pogoji, prilagodljivi regulacijski sistemi


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