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CAD 2 - Motion Analysis of Mechanisms

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Course Unit Code354-0609/01
Number of ECTS Credits Allocated3 ECTS credits
Type of Course Unit *Compulsory
Level of Course Unit *Second Cycle
Year of Study *First Year
Semester when the Course Unit is deliveredWinter Semester
Mode of DeliveryFace-to-face
Language of InstructionCzech
Prerequisites and Co-Requisites There are no prerequisites or co-requisites for this course unit
Name of Lecturer(s)Personal IDName
BOB0001prof. Ing. Zdenko Bobovský, PhD.
VYS0016doc. Ing. Aleš Vysocký, Ph.D.
SUD0014Ing. Jiří Suder, Ph.D.
Summary
In this course, students will be introduced to methods of calculating kinematic quantities for solving direct and inverse problems of kinematics, dynamic quantities - reactions and loading forces for the purpose of dimensioning mechanisms in motion, modeling and simulation of motion of mechanisms and determining collisions of mechanism components.
Learning Outcomes of the Course Unit
In this course, students will be introduced to methods of calculating kinematic quantities for solving direct and inverse problems of kinematics, dynamic quantities - reactions and loading forces for the purpose of dimensioning mechanisms in motion, modeling and simulation of motion of mechanisms and determining collisions of mechanism components.
Course Contents
1. Introduction to the product for calculation
2. Creation of mechanisms, types of links of cells, definition of mechanism bodies, setting of units, use of user coordinate systems, assignment of body material, determination of mass parameters.
3. Creation of constraints, types of constraints - kinematic pairs of various types (joints, joints), calculation of degrees of freedom, redundancy, setting of initial position and velocity conditions, basic constraints - fixed connection (weld, Weld), rotational kinematic couple (Pin) , translation kinematic pair (Slider)
4. Extended types of constraints - Cylindrical, Spherical (Ball), Bearing, Planar binding.
5. Extended types of links - loose (6DOF), general.
6. Creation of external load, load by force, moment, introduction of gravity.
7. Creation of drives, types of drives, setting and displaying the course of position, speed and acceleration of drives.
8. Internal variables (measures), predefined internal variables, computed internal variables, use of internal variables and their display.
9. Creating contact areas, defining material, defining material damping, editing contact areas.
10. Use of cams, definition of cam-thumb pair, definition of internal variables for cams.
11. Tooth gears, creation of a pair of gears, types of gearing, use of toothed belts.
12. Types of built-in analyzes, motion analysis, setting of analysis parameters, setting of initial analysis conditions, displaying results of motion analysis.
13. Animation of mechanism movement
14. Investigation of interferences of individual mechanism bodies.
Recommended or Required Reading
Required Reading:
Zhao, J. Advanced theory of constraint and motion analysis for robot mechanisms. Place of publication not identified: ELSEVIER ACADEMIC Press. 2017, ISBN 9780124201620
Mostýn, V. Modelování a analýza konstrukcí robotů II. 1.vyd. Ostrava: skripta VŠB TUO, 2002. 111 stran; ISBN 80-248-0022-5
Recommended Reading:
Chang, K.-H. Mechanism Design and Analysis Using PTC Creo Mechanism 6.0, SDC Publications, 2015, ISBN 9781585039463
Zhao, J. Advanced theory of constraint and motion analysis for robot mechanisms. Place of publication not identified: ELSEVIER ACADEMIC Press. 2017, ISBN 9780124201620
Planned learning activities and teaching methods
Lectures, Tutorials, Project work
Assesment methods and criteria
Task TitleTask TypeMaximum Number of Points
(Act. for Subtasks)
Minimum Number of Points for Task Passing
Graded creditGraded credit100 51