Title Razvoj metodologije projektiranja i postupka umjeravanja rekonfigurabilnoga mjernog sustava
Title (english) Design principles and calibration method of reconfigurable measuring system
Author Maja Vlatković
Mentor Duško Pavletić (mentor)
Committee member Sandro Doboviček (predsjednik povjerenstva)
Committee member Zoran Jurković (član povjerenstva)
Committee member Biserka Runje (član povjerenstva)
Granter University of Rijeka Faculty of Engineering Rijeka
Defense date and country 2023-03-30, Croatia
Scientific / art field, discipline and subdiscipline TECHNICAL SCIENCES Mechanical Engineering
Universal decimal classification (UDC ) 62 - Engineering. Technology in general
Abstract Trendovi suvremene proizvodnje utječu na promjene u proizvodnoj tehnologiji koja mora
postati brzo i učinkovito prilagodljiva postavljenim zahtjevima. To dovodi do uspostave
koncepta rekonfigurabilnosti i na njemu temeljenog razvoja rekonfigurabilnih proizvodnih
sustava (RPS). Prema načelima rekonfigurabilnosti takav sustav mora biti dizajniran na način
da se može brzo prilagoditi zahtjevima unutar pojedine grupe predmeta te između različitih
grupa predmeta. Sastavni dio takvih sustava, pored proizvodne opreme, čini i kontrola kvalitete
te pripadajuća mjerna i kontrolna oprema. Kontrola kvalitete neizostavan je dio proizvodnog
procesa. Da bi se uspostavio učinkovit RPS potrebno je da i mjerna i kontrolna oprema bude
projektirana i korištena u skladu s navedenim konceptima. Ovaj rad bavi se razvojem
metodologije projektiranja i postupaka umjeravanja rekonfigurabilnih mjernih sustava (RMS).
Iz asortimana proizvoda potrebno je odrediti skupinu sličnih proizvoda koji će se kontrolirati
odgovarajućim RMS-om te predložiti metodologiju projektiranja i postupak umjeravanja
takvog RMS-a, uključujući i izradu referentnog etalona potrebnog za njegovo umjeravanje.
Osmišljavanjem odgovarajućeg RMS-a osigurat će se potrebna razina fleksibilnosti i točnosti.
Ovo istraživanje oslanja se na tehnike beskontaktnih dimenzionalnih mjerenja strojnim vidom.
Dizajnirani sustav kao glavnu komponentu koristi strojni vid koji je postao neizostavan dio
industrijske metrologije u konceptu Industrije 4.0. U radu je prikazan postupak projektiranja i
umjeravanja ovakvog mjernog sustava. Rezultati provedenog mjerenja projektiranim RMS-om
su uspoređeni s konvencionalnom metodom mjerenja. Raspon mogućnosti projektiranog RMSa prikazan je na primjeru mjerenja provedenog na predmetima jednostavnog geometrijskog
oblika te na složenijim predmetima koji dolaze iz realnog proizvodnog okruženja. Svrha
ovakvog mjernog sustava je da se prilagodi varijacijama proizvoda, a u radu prikazani RMS
konstruiran je za određene tri grupe proizvoda, koje su se dobile iz skupine od 12 proizvoda.
Prednost sustava koji koristi strojni vid je da se uz potrebne dimenzije dobivaju i fotografije
predmeta koje se mogu koristiti za daljnju digitalnu obradu i analizu.
Abstract (english) In order to meet modern production trends, a production technology has to become promptly
and effectively adjustable to set demands. As a consequence, the concept of reconfigurability
was introduced along with the development of reconfigurable production systems (RPS) based
on the new concept. According to the principles of reconfigurability, such a system must be
designed to promptly adopt set demands within a specific product group or within different
product groups of products. Apart of production equipment, the associated quality control and
measurement equipment is an integral component of this type of systems. Quality control is an
essential part of the production process. To set up an efficient RPS, the quality control and
measuring equipment must also be designed and used in line with forementioned concepts. This
paper is having focus on developing of design methodology and procedures for reconfigurable
measuring system (RMS) calibration. It is necessary to define a group of alike products, among
full product range that will be controlled with an appropriate RMS and to propose an suitable
design methodology as well as calibration procedure for such RMS, inclusive of construction
of the etalon required for their calibration. Designing of an appropriate RMS will guarantee
required level of flexibility and accuracy for the system. This research focuses on contactless
dimensional measurement techniques using machine vision. Integral component of designed
system is machine vision, which is in any case an essential element of industrial metrology as
part of the Industry 4.0 concept. The design and calibration procedure of designed measurement
system is presented in this thesis. The results of measurements performed with the designed
RMS are compared with conventional measurement methods. The measurements performed on
simply shaped objects and on more complex shaped objects that originate from the real
production environment show the range of possibilities of designed RMS. Purpose of the
designed measurement system is to easily adapt to product variations, hence presented RMS is
designed for three product groups selected out of 12 products. Inclusive of dimensional checks,
the system with implemented machine vision is providing additional advantages as the recorded
images can be used later for subsequent digital processing and analysis.
Keywords
Rekonfigurabilnost
Rekonfigurabilni mjerni sustav
Beskontaktno mjerenje
Optičko mjerenje
Strojni vid
Mjerni sustav
Umjeravanje
Kontrola kvalitete
Referentni predmet / etalon
Keywords (english)
Reconfigurability
Reconfigurable measuring system
Non-contact measuring
Optical measuring
Machine vision
Measuring system
Calibration
Quality control
Reference object
Language croatian
URN:NBN urn:nbn:hr:190:478086
Promotion 2023
Study programme Title: Postgraduate university (doctoral) study Study programme type: university Study level: postgraduate Academic / professional title: doktor/doktorica znanosti, područje tehničkih znanosti (doktor/doktorica znanosti, područje tehničkih znanosti)
Type of resource Text
Extent V, 141 str.; 30 cm
File origin Born digital
Access conditions Open access
Terms of use
Created on 2023-04-05 08:04:01