Course detail
Computer Aided Design and Manufacturing
FSI-OPPAcad. year: 2024/2025
The course is concerned with the following topics: Complex overview of means and methods of computer aided design, manufacturing and production control of aeroplanes. Methods for more efficient design process from first idea through production preparation to creation of drawing documentation or to direct production using NC machines. 3D modelling theory. Theory of modelling of surface and volume objects in CATIA V5 software.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Department
Entry knowledge
Rules for evaluation and completion of the course
Lectures and exercises are compulsory, and the attendance (80% at the minimum) is controlled and recorded. The absence (in justifiable cases) can be compensated by personal consultation with the lecturer.
Aims
Students acquire skills and knowledge of work at work-stations, they are made familiar with structure design systems using 3D modelling theory. They learn the basics of CATIA V5.
Study aids
Prerequisites and corequisites
Basic literature
J. Roskam: Airplane Design Part I - VIII.
Recommended reading
elektronický manuál: CATIA V5, (EN)
J. Roskam: Airplane Design Part I - VIII.
Youtube.com – CATIA V5 (EN)
Elearning
Classification of course in study plans
Type of course unit
Lecture
Teacher / Lecturer
Syllabus
2. Sketcher, settings of sketcher, grid and main tools. Design of solids (part bodies) derived from sketch, extruded solids, pockets, shaft parts, etc.
3. Generative drafting. Defining a drawing sheet, inserting of views, dimensioning.
4. Part bodies derived from surfaces. Transform operation (translation, rotation, symmetry, scaling).
5. Modeling of surfaces, basic operation (fill, multi-section surface, extrude, etc.). Special surfaces (sphere, cylinder).
6. Advanced surface operation (split, trim, join). Analysis of curves and surfaces. Surface smoothness and continuity analyses, design of boundary condition.
7. Design of thin-walled aircraft structures from shell models of aircraft structural parts.
8. Assembly definition, types of connection of structural parts and subassemblies. Inserting of existing component, relocation and constrains.
9. Design of kinematic mechanisms, utilization, boundary conditions and connection of particular structural parts.
10. Analyses of designed curves and surfaces. Surface continuity and connection analyses.
11. Design of surface models and thin-walled structures with utilization of special tools developed for aircraft industry.
12. Introduction to computer aided manufacturing and simulation of structural part machining.
13. Introduction to object programming and utilization to computer aided design.
Computer-assisted exercise
Teacher / Lecturer
Syllabus
2. Initial sketch practice and design of basic solid parts from sketch.
3. Generative drafting, drawing definition and dimensioning. Basic structural finite element analysis in CATIA V5 software.
4. Modeling of surface objects. Definition of basic geometry of trapezoidal aerodynamically and geometrically twisted wing and aileron geometry.
5. Design of fuselage surface model according to aircraft sketch in Freestyle module of CATIA V5 software.
6. Surface reference model definition of fuselage and wing tip cover.
7. Design of thin-walled aircraft structures. Surface reference model definition of horizontal tail unit.
8. Assembly definition of previously created wing, aileron and flap models. Installation of pilot figurine into aircraft assembly.
9. Design of kinematic mechanism of aileron rod control mechanism in created aircraft assembly.
10. Solution of kinematics of differential ailerons in Kinematics module of CATIA V5 software.
11. Design of surface models and thin-walled structures with utilization of special tools developed for aircraft industry.
12. Computer aided manufacturing simulation and code design of wing ribs NC machining.
13. Introduction to object programming and connection of Python and CATIA V5 software.
Elearning