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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.
21

Návrh výroby věnce hydraulického válce / New production of hydraulic cylinder wreath

Svoboda, Lubomír January 2012 (has links)
This diploma thesis deals with a production proces of komponent from hydraulic cylinder, called wreath. The first part is focused on the desciption of the current production proces, with their positive and negative side. In the second part is made a proposal of production proces. At the end je made an economy and technical analysis
22

Inovace výrobní technologie tlakových zásobníků / An innovation of production technology of pressure reservoirs

Caha, Lukáš January 2013 (has links)
The target of Master Thesis with theme „The innovation of production technologie of pressure reservoir“, is a description of manufacturing technologie currently in use and design a new technologie. Part of new development of technologie is a selection of suitable spectrum of rails (pressure reservoir), design invention of appropriate machine loading system and clamping fixture placed into machine. Also the comparison of technologckl and economical parameters of proposed designed technologies and technologie currently in use - the final evaluation included.
23

Aplikace CAD/CAM softwaru FeatureCAM při obrábění / Application of CAD/CAM software FeatureCAM for machining

Foltán, Petr January 2013 (has links)
The diploma thesis contains the manufacturing process of ingot mold part for pistons manufactured by gravity casting using FeatureCAM software. It deals with the selection of appropriate machinery and tooling, determining the cutting conditions and the solution selection of optimal machining strategies in FeatureCAM software. The whole machining process is verified by graphic simulation and is completed with drawing documentation of component.
24

Návrh na zefektivnění výroby strojírenského dílu / Efficiency Improvement Proposal of Production of Engineering Component

Černický, Martin January 2015 (has links)
This diploma thesis deals with machining process of shaft in the company Decoleta, a.s. to propose production efficiency improvement. The first part of the diploma thesis is focused on the description of the company's activities and analysis of the used machining technologies. The second part analyses the actual production process and proposes increase in efficiency of the component’s production. In the final part the thesis compares the current and upgraded state of machining processes and includes a technical-economical evaluation of the proposed modifications.
25

Aplikace CAM softwaru PowerMILL při programování lopatkového kola / Application of CAM software PowerMILL for programming of blisk

Přibilík, Tomáš January 2014 (has links)
This master’s thesis is focused on modeling and creation of NC programs for machining of the impellers. Software used for modeling is CATIA V5R20 from Dassault Systémes company. For creation of NC programs software PowerMILL from Delcam company is used. Verification of functionality of created NC programs is done in Sinumerik 840d control system.
26

Bezkontaktní měření povrchových teplot při obrábění kovových materiálů / Non-contact measurement of surface temperatures during machining of metal materials

Trojan, Jiří January 2015 (has links)
This Master’s thesis deals with non-contact methods of surface temperature with machining metal materials. This work contains summary of basic terms and description of thermodynamics laws. Furthermore, the work present criteria for selection suitable measuring equipment. In the second part of this work is described experiment focused on drilling technology and measurement dependence of temperature on different cutting speed for different drilling approaches. At the end are presented the results.
27

Design portálového obráběcího centra / Design of Bridge Machining Center

Feigl, Ondřej January 2015 (has links)
The main objective of this thesis is to apply new ideas to achieve innovation and attractive design of bridge machining center. The final concept should correspond to the technical, ergonomic and aesthetic requirements and at the same time it should fulfil the social and psychological function. Another objective is to impress as many potential users of this machine as possible.
28

Návrh technologie obrábění strojních součástí pro kusovou výrobu v soukromé firmě / Proposal of technology workpieces in mechganical production for piece production in a private company

Bužek, Michal January 2016 (has links)
The diploma thesis focuses on the use of automation in single-part and small batch production in a private company. Introductory part deals with description the project and selecting representatives for which the project will be created. Followed by the comparison and selection of machines, tools and auxiliary equipment, selection of automation and software. Based on selection before, the three variants of automatization are developed, which will be compared at the end of diploma thesis and the best option will be selected.
29

Akustická odezva frézovacího procesu

Dostál, David January 2019 (has links)
The project deals with the application of acoustic emission measurement structure to the milling process. The essence of milling is described in this work, the characteristic of cutting tool wear and the load of the cutting tool is presented. Attention is also paid to the description of generating acoustic emission during chip formation. The following section focuses on the acoustic emission, its essential characteristics and its application. In the experimental part of the project, the aim of the measurement is de-fined, the methodology of the experiment is described in detail and the data evaluated in the measurement are evaluated.
30

Návrh nábytku bez kovových a lepených spojů

Skotáková, Táňa January 2017 (has links)
The thesis is focused on the maping and use of unconventional technologies of machining, their use for the furniture production and designing of the furniture without metallic or bonded joints with the combination of use of the specific technology of machining. The thesis is divided into several parts: historical development and principles of selected unconventional technologies of machining, their use for the furniture production, types of seating furniture, ergonomic requirements for a given model of furniture, jointing techniques, recherche and design of the selected furniture.

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