izpis_h1_title_alt

Načrtovanje in razvoj orodja za natančno izrezovanje
ID Koplan, Marko (Author), ID Pepelnjak, Tomaž (Mentor) More about this mentor... This link opens in a new window

.pdfPDF - Presentation file, Download (6,67 MB)
MD5: 15906F919D495C1A23909BD1C5B5AF0F

Abstract
Zaradi naraščajoče kompleksnosti izdelkov je potrebno nadgraditi obstoječe tehnologije za zagotavljanje kakovosti. Ena od tehnologij za zagotavljanje dimenzij izdelka v ozkih tolerančnih območjih je fino štancanje. Za ta postopek se uporabljajo posebne, trojno delujoče stiskalnice. Cilj naloge je bil razviti orodje, s katerim bi lahko izvajali postopek finega štancanja na klasičnih ekscentrskih stiskalnicah. Opisali in primerjali smo postopek klasičnega in finega rezanja. V zaključnem delu so opisane ključne karakteristike za izdelavo orodja za fino izrezovanje. Preizkuse smo opravili na hidravličnih stiskalnicah z dvema različnima materialoma enake debeline ter ugotavljali vpliv hitrosti rezanja in sile pridrževanja na kakovost rezane površine in nastalega srha. Vpliv pridrževanja smo primerjali s pomočjo vzmeti in hidravlike. Na koncu smo ugotovili, da sta oba materiala primerna za fino štancanje, vendar se pojavljajo razlike v kakovosti rezane površine pri različnih načinih pridrževanja.

Language:Slovenian
Keywords:fino štancanje, izrezovanje, ekscentrske stiskalnice, hidravlične stiskalnice, hitrost rezanja, sila pridrževanja, srh
Work type:Bachelor thesis/paper
Typology:2.11 - Undergraduate Thesis
Organization:FS - Faculty of Mechanical Engineering
Place of publishing:Ljubljana
Publisher:[M. Koplan]
Year:2019
Number of pages:XXIV, 56 str.
PID:20.500.12556/RUL-112738 This link opens in a new window
UDC:621.797.07:621.226(043.2)
COBISS.SI-ID:16966427 This link opens in a new window
Publication date in RUL:10.11.2019
Views:1827
Downloads:162
Metadata:XML RDF-CHPDL DC-XML DC-RDF
:
Copy citation
Share:Bookmark and Share

Secondary language

Language:English
Title:Planning and development of a fine blanking tool
Abstract:
Due to increasing complexity of products, existing technologies aren't always sufficient to produce quality parts. Fine blanking is a technology to produce parts in tight dimensional tolerance fields. In order to produce fine blanked parts, special triple action presses are required. Goal if diploma work was to develop a tool that would allow us to produce fine blanked parts on classic eccentric press. Work describes diffeneces between classic and fine blanking. Work includes crucial tool characteristics to produce a fine blanking tool, customized to work on classic eccentric press. Experiments were carried out on hydraulic presses. Two different materials of same thickness were used to analyze influence of cutting speed and counter force on the quality of cut surface and produced burr. We analyzed the influence of application of counter force with springs and with hydraulics. We learnt that both materials are applicable for fine blanking process, but there is a difference in quality of cut surface for different types of counter force application.

Keywords:fine blanking, cutting out, eccentric presses, hydraulic presses, cutting speed, counter force, burr

Similar documents

Similar works from RUL:
Similar works from other Slovenian collections:

Back