Search for dissertations about: "static accuracy"

Showing result 1 - 5 of 136 swedish dissertations containing the words static accuracy.

  2. 1. Physics-based modelling and measurement of advanced manufacturing machinery’s positioning accuracy : Machine tools, industrial manipulators and their positioning accuracy

    Author : Nikolas Alexander Theissen; Andreas Archenti; Edward P. Morse; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Machine tools; Industrial robots; Accuracy; Measurement instruments; Production Engineering; Industriell produktion;

    Abstract : Advanced manufacturing machinery is a corner stone of essential industries of technologicallydeveloped societies. Their accuracy permits the production of complexproducts according to tight geometric dimensions and tolerances for high efficiency,interchangeability and sustainability. READ MORE

  4. 2. On adaptive finite element procedures for static and dynamic problems

    Author : Ling Fu Zeng; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; error estimate; elastostatic; post-processing; accuracy; finite element; elastodynamic; h-version; Newmark time integration; adaptivity; interpolation; automatic time-stepping; a posteriori;

    Abstract : .... READ MORE

  5. 3. Performance Evaluation of machine tools : A methodology for loaded testing of machine tools

    Author : Theodoros Laspas; Andreas Archenti; Amir Rashid; Atsushi Matsubara; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Machine tool; loaded test; quasi-static stiffness; accuracy; stiffness measurement; Production Engineering; Industriell produktion;

    Abstract : Machine tools comprise the basic elements of manufacturing. Evaluationof their performance and reliability are necessary for ensuring productquality. READ MORE

  6. 4. Closed Force Loop Evaluation of Machining Systems

    Author : Theodoros Laspas; Andreas Archenti; René Mayer; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; machine tool loaded test; stiffness measurement; static accuracy; machine tool stiffness; Production Engineering; Industriell produktion;

    Abstract : Machine tools accuracy has been a cornerstone in defining machining system capability and directly affecting dimensional and geometrical tolerance of machined parts. The effort for achieving higher precision and accuracy can be distinguished in two general ideas. READ MORE

  7. 5. Controlling the dynamic characteristics of machining systems through consciously designed joint interfaces

    Author : Constantinos Frangoudis; Cornel Mihai Nicolescu; Amir Rashid; Bulent Tasdelent; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Production; machine tool; machining system control; joint interfaces; JIM; stiffness; damping; vibrations; machining process; milling; turning; deflections; accuracy; dynamic response;

    Abstract : The precision of machining systems is ever increasing in order to keep up with components’ accuracy requirements. At the same time product variants areincreasing and order quantities are decreasing, which introduces high demands on the capability of machining systems. READ MORE