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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Technologie CNC vroby souÄsti z hlin­kov© slitiny / Technology of CNC production of aluminium alloy part

Novotn, Michal January 2014 (has links)
The diploma thesis Technology of CNC production of aluminium alloy part is based on the particular specification of the company FP cz s.r.o. The core of the work lies in the proposal of production technology of the given part made from aluminium alloy which is machined by two universal CNC lathes with operating system FANUC. There is an introduction to the issue of characteristics and machinability of aluminium and its alloys because of coherence of the thesis. Practical part is focusing on the particular proposal of production technology which consists of the casting analysis, method of clamping on the chosen machines, choice of tools and verification of the production. There can be achieved effective production and significant time reduction with proposed technology.
2

Technologie CNC výroby součástí z hliníkových slitin / Technology of CNC production of aluminium alloys parts

Věrný, Luděk January 2011 (has links)
This diploma thesis is elaborated on the specific assignment of AB Komponenty Ltd. The core of this thesis features the technology of manufacturing of component BASE CROSSBAR of aluminium alloy EN AW 2017 on the vertical machining center. CNC control program for the suggested technology is developed in the CAM software PowerMill 2010th. To complete the work it also includes a brief introduction to the issues and analysis of aluminum, aluminum alloys and coatings. From the perspective of the practice is probably the most beneficial and interesting final technical economic evaluation of selected solution of the given problem. The suggested technology can be a significant saving in production costs.
3

Návrh nové technologie výroby rotační součásti / A new production technology of a rotational part

Sychra, Jiří January 2016 (has links)
This master’s thesis is focused on a new production technology of a rotational part. The SolidWorks software was used for create the component design. According to the proposed models, CNC program using parametric programming using mathematical functions was created in the CNC Syntax Editor Free Edition program. The final step was the experimental verification of the functionality and components compared with other type and the economical evaluation of manufactured components.
4

A model for analysis and design of an integrated operations management system using systems engineering approach: A case study / En modell för analys och design av ett system för integrerad verksamhets-styrning med hjälp av systems engineering: En fallstudie

Thalji, Idriss, Zubair, Gaith January 2007 (has links)
<p>Background: Generally, operation management includes a set of complicated systems interfacing each other. Most important systems which impact and impacted by the operations management system are production management system and maintenance management system. But to treat the interfacing losses has been difficult as interact and partially overlap each other. In this study, case-operational system was treated with developed model that analysis and design integrated operational system in order to make it easier and cost effective to manage.</p><p>Methods: A model was developed based on latest literature survey work using systems paradigm methodology and systems engineering approach.</p><p>Results: Among five analysis techniques, four types of interfacing losses were identified, seven requirements were extracted, nine conceptual solutions were generated, one of them was selected and based on it the integrated operational management system were designed.</p><p>Conclusions: The results suggest that the operational system in case-company shall be integrated by organization management, process management, and control management, in addition to data management.</p> / <p>Bakgrund: I allmänhet har operations verksamhet en del komplicerade system där friktion kan förekomma. De viktigaste systemen som har påverkan på operations verksamhet är produktion och underhålls system. Att behandla friktions förluster har varit svårt eftersom de både samverkar och delvis överlappar varandra. I dem här studien har olika fall av operationssystem behandlats med att först utveckla en modell, analysera och designa den integrerade operationssystemet för att få den billigaste och dem mest kostnads effektiva sätt att klara av.</p><p>Metod: En modell har utvecklats baserat på de senaste metoderna genom att använda system paradigm metoder och systemtekniska angreppssätt.</p><p>Resultat: Genom att använda fem sätt att analysera, sju bestämmelser extraherade, nio lösningar generade, valdes en av lösningarna och med lösningen som grund designades operations verksamhet.</p><p>Slutsats: Resultatet förslog att operations verksamhet skall integrera organisation, process och kontroll ledningar och inte bara data ledningen.</p>
5

A model for analysis and design of an integrated operations management system using systems engineering approach: A case study / En modell för analys och design av ett system för integrerad verksamhets-styrning med hjälp av systems engineering: En fallstudie

Thalji, Idriss, Zubair, Gaith January 2007 (has links)
Background: Generally, operation management includes a set of complicated systems interfacing each other. Most important systems which impact and impacted by the operations management system are production management system and maintenance management system. But to treat the interfacing losses has been difficult as interact and partially overlap each other. In this study, case-operational system was treated with developed model that analysis and design integrated operational system in order to make it easier and cost effective to manage. Methods: A model was developed based on latest literature survey work using systems paradigm methodology and systems engineering approach. Results: Among five analysis techniques, four types of interfacing losses were identified, seven requirements were extracted, nine conceptual solutions were generated, one of them was selected and based on it the integrated operational management system were designed. Conclusions: The results suggest that the operational system in case-company shall be integrated by organization management, process management, and control management, in addition to data management. / Bakgrund: I allmänhet har operations verksamhet en del komplicerade system där friktion kan förekomma. De viktigaste systemen som har påverkan på operations verksamhet är produktion och underhålls system. Att behandla friktions förluster har varit svårt eftersom de både samverkar och delvis överlappar varandra. I dem här studien har olika fall av operationssystem behandlats med att först utveckla en modell, analysera och designa den integrerade operationssystemet för att få den billigaste och dem mest kostnads effektiva sätt att klara av. Metod: En modell har utvecklats baserat på de senaste metoderna genom att använda system paradigm metoder och systemtekniska angreppssätt. Resultat: Genom att använda fem sätt att analysera, sju bestämmelser extraherade, nio lösningar generade, valdes en av lösningarna och med lösningen som grund designades operations verksamhet. Slutsats: Resultatet förslog att operations verksamhet skall integrera organisation, process och kontroll ledningar och inte bara data ledningen.
6

Conceptualization And Measurement Of Techno-Oraganizational Change Using Path Analysis : A Quasi Experiment For CNC Technology

Mathew, Mary 07 1900 (has links) (PDF)
No description available.
7

Studie ekonomiky technologie obrábění / The Study of Economics of Tooling Technology

Ondrášek, Dušan January 2008 (has links)
The aim of this diploma thesis addresses issues related to obtaining methodology for the production manager´s decision-making process in the field of technology selection, suitable tooling and cutting tools selection for a specific order or particular production plan. Evaluation of the manufacturing process while taking into consideration complexion of process controlling and contexture to the economy of this process. Analysis and evaluation of technological and economical aspects of a manufacturing process of the CNC chip machining in a real environment is targeted on the field of tooling, its selection, purchase, economy and consumption. The process controlling of technology is based on this analysis as well as the formulation of measuring by economic indicators such as economy, productivity, profitability etc. The analysis of important factors and parameters of this process demonstrated an influence on economy of the company. Several model cases have been created from the company records and from the provided research, the output of which became a basic methodology. The output of the analysis indicates possible directions of a management decision making. Thanks to a complex technical-economic view this thesis can serve as a methodological instrument for decision makers in the field of technology and cutting tool selections as well as an economy of production process improvement.
8

Návrh nové technologie výroby vybrané součásti / A new technology of a machined part

Reňák, Antonín January 2011 (has links)
The fully fashioned master’s thesis within the frame of the master’s study at the Faculty of mechanical engineering is focused on manufacture problems of complex shaped tool specifically for splitting of wood. In the thesis the concept of construction of the tool is analysed with emphasis on correct and efficient functionality. Large emphasis is laid on the analyse of action of force on the gusset and the analyse of conditions of self-locking. This knowledge is applied to the concept of construction of the tool. In the next part the procedure of manufacture is drafted with specification of suitable tools and machines. Then CNC program is elaborated with using of parametrical programming with mathematical function. Then finally the valuation of theoretical results with real production semiautomatic lathe SPN 12 CNC with operation system Simumerik 810D, SPN 12 CNC.

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