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Engineering Drawing
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(1st Year Topic Wise Video Lecture) For Two Year Course Click here for the 2nd Year Videos
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Lecture No.
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Topic to be Covered
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Video Link
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1
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Engineering Drawing – Introduction
Introduction to Engineering Drawing and Drawing Instruments –
• Conventions
• Viewing of engineering drawing sheets.
• Method of Folding of printed Drawing sheet as per BIS SP: 46-2003
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https://youtu.be/z4xZmBpXIzQ
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https://youtu.be/kBh156P1Mt4
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https://youtu.be/sfyOJD0YMe8
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https://youtu.be/aYZn018E2Ok
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https://youtu.be/IdVKy_CfIyM
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https://youtu.be/JwnVbf5qvOg
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https://youtu.be/tHAzu8tSVOs
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https://youtu.be/vjLA7CxYoz0
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2
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Drawing Instrument
• Drawing board, T-square, Drafter (Drafting M/c), Set squares, Protector,
Drawing Instrument Box (Compass, Dividers, Scale, Diagonal Scales etc.),
pencils of different grades, Drawing pins/ Clips
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https://youtu.be/ZOmtz9ef3QU
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https://youtu.be/y9bo0NVRDLI
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3
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Free hand drawing of –
• Lines, polygons, ellipse etc.
• Geometrical figures and blocks with dimension
• Transferring measurement from the given object to the free hand sketches.
• Solid objects – Cube, Cuboids, Cone, Prism, Pyramid, Frustum of Cone with dimensions.
• Free hand drawing of hand tools and measuring tools, simple fasteners
(nuts, bolts, rivets etc.) trade related sketches
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https://youtu.be/jjqVmihv5pM?list=RDCMUCNQHebTzfRah
ptcsmuOVufg
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https://youtu.be/PKgG0dTRbnE
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https://youtu.be/jBDHAGiHkIA
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https://youtu.be/XO-B3o9vfmA
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https://youtu.be/wYUGoV4fH-o
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https://youtu.be/BjcwQHpJjfE
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https://youtu.be/OQCCHu_XqZQ
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https://youtu.be/1tNYiWzeu-
c?list=RDCMUCNQHebTzfRahptcsmuOVufg
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4
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Lines
• Definition, types and applications in drawing as per BIS: 46- 2003
• Classification of lines (Hidden, centre, construction, extension,
Dimension, Section)
• Drawing lines of given length (Straight, curved)
• Drawing of parallel lines, perpendicular line
• Methods of Division of line segment
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https://youtu.be/tDYqtA_5tN4
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https://youtu.be/T6w3qoqKHR0
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https://youtu.be/Qo2_-vfn9_Q
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https://youtu.be/KGfJpFU-BVs
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https://youtu.be/sYJ7w-mGVmQ
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5
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Drawing of Geometrical figures:
Definition, nomenclature and practice of –
• Angle: Measurement and its types, method of bisecting.
• Triangle: different types
• Rectangle, Square, Rhombus, Parallelogram.
• Circle and its elements
• Different polygon and their values of included angles. Inscribed and
circumscribed polygons
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https://youtu.be/RUxHx5nmN7Q
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https://youtu.be/NzcTKGxwCCE
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https://youtu.be/avJ81eKT91U
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https://youtu.be/lnxluB5oXLU
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https://youtu.be/zPX6rSJlj0g
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https://youtu.be/teNd4yDfoE
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https://youtu.be/Ko6z-v4EQzc
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https://youtu.be/9gBA8_6AMag
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https://youtu.be/9vuJ3W0uD_8
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https://youtu.be/9NmO1Bq-oWg
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https://youtu.be/5mcc_9K4H9Y?list=RDCMUCkCk0nvNyWh
EOLge9JtDLDg
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6
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Lettering & Numbering –• Single
Stroke, Double Stroke, Inclined.
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https://youtu.be/jAFCq5-Sw8Q
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https://youtu.be/jBg-6HJ2IrA
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https://youtu.be/onJIaSAkiEs?list=RDCMUCkCk0nvNyWhEO
Lge9JtDLDg
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7
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Dimensioning and its Practice
• Definition, types and methods of dimensioning (functional, non- functional
and auxiliary)
• Position of dimensioning (Unidirectional, Aligned)
• Types of arrowhead
• Leader line with text
• Symbols preceding the value of dimension and dimensional tolerance.
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https://youtu.be/A8qCfrkh7i4
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https://youtu.be/kf01kQthhVs
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https://youtu.be/4mIS2DERD70
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https://youtu.be/6wqYylOqdIw
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8
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Sizes and layout of drawing sheets
• Selection of sizes
• Title Block, its position and content
• Item Reference on Drawing Sheet (Item list)
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https://youtu.be/QbsE-7mm678
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https://youtu.be/xJgbgHhGvSs
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9
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Method of presentation of Engg.
Drawing
• Pictorial View
• Orthographic View
• Isometric View
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https://youtu.be/IdRKnOkGJFs
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https://youtu.be/UJzS5a1HppI
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https://youtu.be/LaKNBXZ4sfA?list=RDCMUCNQHebTzfRah
ptcsmuOVufg
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10
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Symbolic representation – different
symbols used in the trades
• Fastener (Rivets, Bolts and Nuts)
• Bars and profile sections
• Weld, Brazed and soldered joints
• Electrical and electronics element
• Piping joints and fitting
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https://youtu.be/Yc9RNyUA_6Q
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https://youtu.be/mVQMhGG0pvI
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https://youtu.be/kbx1KL8pFug
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https://youtu.be/H-h3o09skaQ
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https://youtu.be/AzPvCdfgCt8
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https://youtu.be/JhGYPvJYVQw
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https://youtu.be/huEM80IlSFs
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https://youtu.be/klUolxn8fPU
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https://youtu.be/sCuNFvoBAPI
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https://youtu.be/MGWqvD_tQFE
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11
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Projections
• Concept of axes plane and quadrant
• Orthographic projections
• Method of first angle and third angle projections (definition and
difference)
• Symbol of 1st angle and 3rd angle projection in 3rd angle.
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https://youtu.be/iwIodVSc5JA
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https://youtu.be/EMHBJms fo
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https://youtu.be/CYxWkj4apJE
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https://youtu.be/X9Ow3fR2AFo
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https://youtu.be/N9rlrw4fAU4
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https://youtu.be/wKaXW94AcfM
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