Sökning: "machining tools"

Visar resultat 26 - 30 av 77 avhandlingar innehållade orden machining tools.

  1. 26. Micro-grinding of titanium

    Författare :Mohammadali Kadivar; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; dressing; grinding; tool topography.; modelling; Micro machining;

    Sammanfattning : Titanium and its alloys are difficult-to-cut materials, commonly used in several application fields, such as: medicine, aerospace, automotive and turbine manufacturing due to their biocompatibility, corrosion resistance, excellent mechanical and thermal properties, and light weight. However, its machining is associated with several difficulties, such as high tool wear, low surface quality, high cutting forces and high costs. LÄS MER

  3. 27. Investigation Cooling and Lubrication Strategies for Sustainable Machining of Titanium Alloys

    Författare :Salman Pervaiz; Cornel Mihai Nicolescu; Ibrahim Sadik; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Titanium alloys; Machinability; Energy consumption; Production Engineering; Industriell produktion;

    Sammanfattning : The manufacturing sector is one of the most rapidly growing sectors in the industrialized world today. Manufacturing industry is concerned with being more competitive and profitable. LÄS MER

  4. 28. Knowledge enabled engineering design tools for manufacturability evaluation of jet engine components

    Författare :Marcus Sandberg; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Funktionella produkter; Functional Product Development; Datorstödd maskinkonstruktion; Computer Aided Design;

    Sammanfattning : The manufacturing industry of today is experiencing an increased competitive environment due to the effects of market globalisation. To be able to stay competitive and provide excellent goods, Swedish industry and academia have foreseen the need for new business scenarios, models and methods. LÄS MER

  5. 29. Active control of vibration and analysis of dynamic properties concerning machine tools

    Författare :Henrik Åkesson; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Active Control; Modal Analysis; Analog Controller;

    Sammanfattning : Vibration in internal turning is a problem in the manufacturing industry. Vibrations appear under the excitation applied by the material deformation process during the machining of a workpiece. LÄS MER

  7. 30. Optimisation of Machining Operations by means of Finite Element Method and Tailored Experiments

    Författare :Amir Malakizadi; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Usui wear model; Bi-metals; Flank wear; Johnson-Cook; Inverse identification; Metal cutting; Thermal fatigue cracking; Wear modelling; Finite element method; Response surface methodology;

    Sammanfattning : Traditionally, costly experimental procedures have been followed in industry to optimise the machining operations to secure the maximum efficiency in production line, while the functional requirements of the machined surfaces are fulfilled. In recent years, development of robust numerical techniques such as Finite Element Method (FEM) and advances in computing capacity of computers have made it possible to simulate the machining operations under operational conditions. LÄS MER