Scheda insegnamento (lingua inglese)

Stampato il 19.05.2024 ore 16:56

Title

Disegno e modellazione geometrica delle macchine I
Technical Drawing and Geometric Modelling of Machines - 1st module

Degree

Corso di Laurea in Ingegneria Meccanica (PN) (DM 270/04)

Year

2

Teaching Period

1

Credits

6

Teacher:   Marco Bolzon Academic year:   2012/2013

Objectives: Requirements: Acquired skills:
Lectures and exercises hours
Topics Specific contents  
Drawing for design and communication  Drawing as the fundamental tool for technical communication, for the engineering design and for the documentation of industrial products.
1
Technical drawing standards  Standardization and unification. Main rules for technical drawing: projection methods, views, sections, dimensioning. Tools for technical drawing.
4
Axonometric and orthographic projections  Definitions and classification of projections. Parallel projections (orthogonal and oblique axonometric projections)and orthographic projections (Monge method and theory).
6
Section, intersections and developments of surfaces  Sections and surfaces of development of prisms, pyramids, cylinders and cones. Intersection of solids and development of surfaces.
4
Sketcing and dimensioning of mechanical parts  Sketching criteria of simple mechanical parts. Choice of views and/or sections. Reference systems and dimensioning criteria. Functional dimensioning.
4
Tolerancing and surface finishing  Errors in pieces construction. Tolerancing and fit systems. General tolerances. ISO code system for tolerances on linear sizes. Basis of tolerances, deviations and fits. Surface finish and roughness: definitions and symbols.
4
Examples of standardized components: fasteners   Kinds of fasteners and their classification
1
Threads and threaded connections  Unified thread forms. Threaded fasteners. Representation of threaded elements: screws, nuts, bolts.
4
Non-threaded connections  Shaft and hub connections: keys, tapers and pins.
4
Technical drawings in industrial practice  The role of drawings in design and product life cycle. Kind of drawing and fundamentals of technical drawings management.
2
PDM and PLM systems  Stages of product development and related support technologies. Basic concepts, objectives and advantages of Product Data Management and Product Lifecycle Management systems.
4
Introduction to computer aided drafting  The main functions of a 2D CAD system: drawing, editing, display and properties of geometric entities. Criteria for the organization of a technical drawing, scaling and printing.
6
Exercises  Ortographic projection from isometric views of simple mechanical parts. Sketches and 2D-CAD drawings must be completed with dimensioning and any other relative notations. The arguments of the exercises will be combined with the theoretical topics covered during the course.
16
 Total hours for lectures and exercises 60 
 for exercises only 16 
Further educational activities
hours
  Labs  16
  Tutorials / Seminars  
  Workshops  
  Guided tours  
   
 Total hours for further educational activities 16 
 Total hours
76 

Type of exam: Written and oral

References: Additional material or information on line http:// materialedidattico.uniud.it


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