The thickness of the lines must be chosen according to the type and size of the drawing from any of the six groups given in table 1. Composition of graphic language the language is known as drawing or drafting. If you continue browsing the site, you agree to the use of cookies on this website. Objectives at the end of this section you should be able to. If you are using a pencil or felttip marker, press lightly when drawing the construc. Ppt engineering drawing powerpoint presentation free to. Usually, a number of drawings are necessary to completely specify even a simple component. A compressed handbook designed for the students of engineering disciplines for learning the basics of engineering drawing. Engineering graphics is a set of rules and guidelines that help you create an engineering drawing. Drilling machine parts, its types, operations and more complete guide with pdf. Exact thickness may vary according to the size and type of drawing. It is a language of communication between architects and engineers, usually to convey information about the object. Engineering drawing manual drawing cadd computer has a major impact on the methods used to design and create technical drawings.
It is the graphic language and called the universal language of engineers. Engineering graphics projection of points, projection of lines slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. It can also be used as a reference material for professional sanitarians. If the outline of the object has 45 degree lines, 30 or 60 degree lines should be used.
This contour drawing gives an indication of general physical features. Drawing just like photography is one of the basic forms of visual communication. The purpose of engineering drawing is to convey graphically the ideas and information necessary for the construction or analysis of machines, structures, or systems. A drawing can be done using freehand, instruments or computer methods. Contour lines contour lines describe the shape of an object, and include interior detail. However, it is very important that the drawing produced to be accurate and clear. What are the types of lines in engineering drawing. May 23, 2016 this video is called standard line types, or standard drawing line types. Engineering drawing article about engineering drawing by. The person who will read drawings have to learn what they mean.
The first is a drawing done without instruments, known as a sketch. For general engineering drawings, the types of lines recommended by the bureau of indian standards shown in table 2 must be used. Welcome to the department of mechanical engineering, part of the college of science and engineering, serving the state and nation as a leading center of education, research, and innovation. It is not very hard but important so eg is not hard just take it easy.
More than merely the drawing of pictures, it is also a language a graphical language that communicates ideas and information from one mind to another. Scale expresses the ratio of the size of the object as drawn to its full size. Mcq on engineering drawinggraphics royal mechanical. Horizontal and vertical construction lines are lightly drawn to outline the basic shape of the main face of the part. Engineering drawing example 3 types of drawings all drawings artistic technical sketches conceptual diagrams design technical. Each engineering field has its own type of engineering drawings. Dimensions provide the information needed to specify the size and location of every feature on the object. Completion drawings as built drawings drawings showing the. The following are the types of lines used in engineering graphics. In the case where other types thickness of lines are used for special cases, for. Sketch final drawing artistic drawings convey an idea, feeling, mood or situation. Maybe you have knowledge that, people have search numerous times for their favorite.
Slide set 1 alphabet of lines and precedence of lines. The graphics of engineering design and construction may very well be the most important course of all studies for an. As an engineering drawing display a precise picture of the object to be produced. Engineering drawing, most commonly referred to as engineering graphics, is the art of manipulation of designs of a variety of components, especially those related to engineering. Basic types of lines used in engineering drawings by kelly curran glenn sokolowski. Dwg 001 blueprint reading line standards drawing symbols. Types of lines basics of engineering graphics engineering. Pdf engineering drawing for beginners researchgate. It may be tempting to use straightedged triangles or rulers for drawing straight lines and a compass to draw circles. An engineering drawing is a drawing or a set of drawings that communicates an idea, design, schematic, or model.
Engineering drawing the activity produces engineering drawings the documents. Engineering drawing text book by nd bhatt pdf latest edition. Types of lines engineering drawing engineering graphics. Here you can download engineering drawing book by n. Engineering drawing pdf book free download agrimoon. Technical drawings represent the exact shape, dimensions and composition of an object. Correct usage of this alphabet of lines is essential whether you use traditional drafting methods or cad. Engineering drawing is completely different from artistic drawing, which are used to express aesthetic, philosophical, and abstract ideas. Assemblies with several parts should be lined with varying angle section lines. Each type is defined by general description, application guide lines, and specific content requirements. Dimensioning engineering drawings an engineering drawing must be properly dimensioned in order to convey the designers intent to the end user. Download engineering drawing text book by nd bhatt pdf latest edition for b. Work on this standard considered the types of engineering drawings most frequently used by business, industry, and government com.
Engineering drawing 1 engineering drawing 2 what is engineering drawing an engineering drawing, a type of technical drawing, which is used to fully and clearly define requirements for engineered items with scales. Types of lines engineering drawing types of lines engineering drawing thank you very much for downloading types of lines engineering drawing. A common use is to specify the geometry necessary for the construction of a component and is called a detail drawing. An engineering drawing is a type of technical drawing that is used to convey information about an object. Dimension lines are used to show the extent and the direction of dimensions.
Graphic language use lines to represent the surfaces, edges and contours of objects. Freehand sketching engineering fundamentals program. Lesson 1 manual drafting tools for engineering drawing 4 lesson 2 types of scales 1417 lesson 3 line and lettering 1837 module 2 projections lesson 4 dimensioning technique 3849 lesson 5 orthographic projections 5082 module 3 sectional views lesson 6 sectional view 83105 lesson 7 types of projections 106123. The lines are commonly used in drawing with specified reason and lines are different types. What is the importance of different types of lines in. In engineering drawing required lines are should be maintain maximum thickness. Types of drawingstypes of drawings civil engineering drawing civil engineering drawing civil engineering drawings include. For example, a contour drawing of a persons face would include a line defining the shape of the head and additional lines that describe the surfaces and planes of the facial features. In drawing lines are with dark it is representing the actual image of drawing.
At latest count, the department has 43 active faculty, 56 staff members, 311 graduate students, 50 postdoctoral associates, research associates and visitors. Jan 21, 2018 the types of lines and its apications which are the basics of the engineering graphics. Dimensioning a short series of lectures on engineering drawing as part of engg1960 by paul briozzo. Engineering drawings can be produced to a good professional standard if the following points are observed. Engineering drawing different types of lines and their uses in this video i present the most uses lines in eng drawing and where those are used. Continuous thick lines are used to indicate visible outlines. This video is called standard line types, or standard drawing line types.
Engineering drawing and sketching introduction one of the best ways to communicate ones ideas is through some form of picture or drawing. In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. Its function with pictures the complete list of milling machine operations. And the following list shows the significance of each of these lines. It is the 23rd video in the engineering design, modeling and graphics series, and. I guess like any type of technical drawing you need to have an understanding of what device youre trying to illustrate, its functions, and the space creators need to understand while assembling. The alphabet of lines in technical drawing lines in technical drawings are part of a specialized graphic language that is standardized throughout industry. Drawings shall be drawn to a scale that depicts all details of the item clearly and accurately. Line types identification purpose in this section you will be able to recognise and interpret different line types, and the need for variation in thickness used on engineering drawings. Engineering drawing text book by nd bhatt pdf latest. The purpose of this guide is to give you the basics of engineering sketching and drawing. Basic types of lines used in engineering drawings wisc. It primarily consists of sketching the actual component.
Line types are also a language type to communicate between technical people. Technical drawing lines are used for different purposes to provide specific information for designers, manufacturers, etc. Mcq consists the all section of engineering drawing like dimensional analysis, isometric vies, standard drawing application, lettering standard etc. Engineering drawing course and in minimizing discrepancies prevailing among the different teaching and training health institutions. They put this answer on a drawing using lines and symbols common to the industry. A beginners guide to isometric projection with examples. Technical drawing is concerned mainly with using lines, circles, arcs etc. Each type of line has a very precise symbolic meaning. Importance of engineering drawings engineering drawing is a two dimensional representation of a threeation of a threedimensional dimensional object. D identifliilre types used on engineering drawings. Nov 03, 2014 engineering graphics projection of points, projection of lines slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Engineering drawing practices types and application of engineering drawings. Instruments used in engineering drawing its uses and importance.
Design and drafting on computer are cheap and less time consuming. The second is a drawing done with instruments, known as a final drawing. It is used as a boundary line of the drawing sheet and title block lines at the bo. Tech 1styear subject engineering graphics or engineering. There are various types of lines recommended by bureau of indian standards, s. May 02, 2018 there are various types of lines recommended by bureau of indian standards, s.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Lines should never be parallel or perpendicular to the object lines. If possible, dimension lines are aligned and grouped for uniform appearance. Dimensions are classified into the following types. Engineering drawing an overview sciencedirect topics. Ppt engineering drawing powerpoint presentation free. This makes the drawing, which becomes a blueprint, a means of communication between the engineer and the user. This standard was prepared to define the accepted drawing types used to establish engineering requirements. Architectural plans structural working drawings foundation plan, reinforcement details, utility plans such as water supply and electrification plan etc. In solidworks, inserted dimensions in the drawing are. Home mechanical engineering college of science and.
185 254 936 380 213 365 615 837 618 666 839 462 253 694 12 227 812 630 891 206 668 629 941 1437 75 126 507 736 1207 481 1457 384