DIPLOMA CURRICULUM OF PRECISION MANUFACTURING ENGNEERING (SECOND YEAR) (3rd Semester) (To be implemented from 2025-26) Prepared by; National Institute of Technical Teachers’ Training & Research Kolkata Block – FC, Sector – III, Salt Lake City, Kolkata – 700 106 Vetted by: Domain experts from Polytechnics of Odisha State Council for Technical Education & Vocational Training Near Raj Bhawan, Unit-VIII, Bhubaneswar, Odisha 1 Table of Contents Contents 1 Curriculum Structure for Second year (Semester III) 2 Content details of Semester III Page No. 3 4-40 2 Total 48 Credits and 1500 marks PROGRAMME TITLE: PRECISION MANUFACTURING SEMESTER - III Teaching Scheme SL. No Category of Course Code No Course Title Prerequi site Evaluation Scheme Theory Practical Contact Hours/ week Total Marks Credits - 100 3 - - 100 3 L T P End Exam Progressive Assessment 3 0 0 70 30 - 3 0 0 70 30 End Exam Progressive Assessment 1 PMPC201 2 PMPC203 Production technology (Turning, Milling & Grinding) Strength of material 3 PMPC205 Engineering metrology 3 0 0 70 30 - - 100 3 4 PMPC207 Material technology 3 0 0 70 30 - - 100 3 PMPC209 3 0 0 70 30 - - 100 3 0 0 4 - - 15 35 50 2 Programme Core 6 PMPC211 Jigs and fixtures theory and design-I Machine drawing (Assembly) 7 PMPC213 CAD LAB 0 0 4 - - 15 35 50 2 8 PMPC215 Production Technology lab 0 0 4 - - 15 35 50 2 9 PMPC217 Workshop- II 0 0 4 - - 15 35 50 2 Summer Internship – I* 0 0 0 - - 15 35 50 2 15 0 16 350 150 75 175 750 25 5 10 Summer Internship SI201 TOTAL *3 - 4 weeks after 2nd Semester 3 SEMESTER III 4 Production Technology (Turning, Milling & Grinding) L T P Course Code: PMPC201 3 0 0 Total Contact Hours Theory Theory Assessment : 45Hrs End Term Exam 70 Progressive Assessment 30 Total Marks: 100 Pre Requisite : Nil Credit 3 Category of Course : PC RATIONALE: In rational production technology, turning uses a rotating work piece and a stationary or moving cutting tool to create cylindrical shapes, while milling uses a rotating cutting tool and a stationary or moving work piece to create flat or complex surfaces. In the diploma programme in Precision Manufacturing, knowledge of this subject is essential. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. 2. Follow basic working principles of lathe and Milling. Explain operations performed in lathe and Milling. 5 Describe different types of tools and its usages 4. Describe different types of Grinding operations. 3. 6 UNITS TOPICS UNIT-I Introduction to Lathe: The centre lathe and its principle of working, Types of lathes, Lathe specification and size, Features of lathe bed. Lathe parts and Mechanism: Head stock and tail stock, Feed mechanism and changegears. Carriage saddle, Cross slide, Compound rest, Tool post, Apron mechanism. UNIT-II UNIT-III UNIT-IV UNIT-V UNIT- VI Lathe accessories: Lathe accessories, Chucks, Face plate, Angle plate, Driving plate, Lathe doges, mandrills, Steady rest, Lathe attachments, Lathe operations: plane and step turning, Taper turning, Screw cutting, Drilling, Boring, reaming, Knurling, Parting off. Types of lathe tools and their uses Capstan and Turret lathe: Brief description of semi-automatic lathes such as capstan and turret lathes, their advantages and disadvantages over centre lathe. General and periodic maintenance of a centre lathe. Introduction to Milling: Types of milling machines, constructional features of horizontal milling M/C. HOURS 4 5 5 5 5 5 7 UNIT-VII 2 Milling cutters and maintenance: General maintenance of the machine, types of milling cutters UNIT-VIII 5 Milling operations: Milling operations like plane milling, face milling, angular milling, form milling, straddle milling, gang milling, cutting speed and feed for different tools in up and down milling. Simple, compound, and differential indexing. 5 Introduction to Grinding: Classification, working, application of following grinding machines with “commonly used grinding wheels and work piece materials” : i. Cylindrical (centre less, internal and external) grinding machines. ii. Bench and portable grinder. iii. Tool and cutter grinding machine. iv. Profile grinding machine. Methods of mounting work piece on cylindrical grinding machines (Including chuck and mandrel). Honing, lapping, buffing and other super finishing processes. 4 Grinding wheels and operations: Terms associated with grinding wheel operations including loading, glazing, dressing and truing. Grinding wheels: i. Nomenclature. ii. Types and shapes. iii. Designation system and its interpretation. iv. Selection criteria. UNIT-IX UNIT-X 8 Static and dynamic balancing of grinding wheels - need and methods. Methods of mounting grinding wheel. BOOKS: 1. 2. 3. 4. 5. 6. Manufacturing Processes, Technology & Automation" by R.K. Jain, Workshop Technology" by Hajra Chaudary, and Production Engineering" by P.C. Sharma. Additionally, Manufacturing Engineering and Technology" by Kalpakjian and Modern Production/ Operations Management" by Buffa and Sarin A Course in Workshop Technology by B.S. Raghuwanshi Vol I & Vol. II Strength of Material L T P Course Code: PMPC203 3 0 Total Contact Hours 0 Total Marks: 100 Theory Assessment 9 Theory : 45Hrs Pre-Requisite : Nil Credit 3 End Term Exam 70 Progressive Assessment 30 Category of Course: PC RATIONALE: Strength of materials" refers to a method for evaluating material strength based on no equilibrium thermodynamic principles, focusing on developing an easy-to-use method for engineers and other users. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. 2. 3. 4. Describe different material along with its proprieties Identify geometrical properties and sections Identify different types of beams and its characteristics Appreciate differ types of columns and its properties UNIT UNIT-I CONTENT INTRODUCTION TO ENGINEERING MECHANICS HOURS 6 Force and characteristics of a force, Force system: Definition, classification of force system according to plane and line of action, Composition of Forces: - Definition, Resultant force, moment of a force, Principle of transmissibility of forces, Law of moments, Simple Problems on forces. 10 UNIT-II SIMPLE STRESSES AND STRAINS 9 Definition of rigid body, plastic body, mechanical properties of metal(Rigidity, Elasticity, Plasticity, Compressibility, Hardness, Toughness, Stiffness, Brittleness, Ductility, Malleability, Creep, Fatigue, Tenacity, Durability) Definition of stress, strain, Classification of stress, strain, (Types of stresses -Tensile, Compressive and Shear stresses Types of strains - Tensile, Compressive and Shear strains - Elongation and Contraction -Longitudinal and Lateral strains -Poisson’s Ratio ) Stress train curve for mild steel, HYSD bar and nonferrous materials, (yield stress/ proof stress, Hooke’s law, St. Venant‟s principle, Ultimate stress, breaking stress and percentage elongation. Working stress - Factor of safety Percentage reduction in area - Significance of percentage elongation and reduction in area of cross section), Stresses in bars of composite section (Modular ratio –Problems on axially loaded composite sections like RC.C / Encased columns.) Principles of superposition, Deformation of uniform bars and bars of varying cross section, Volumetric strain & change in volume, Relation among elastic constants Types of loading – gradual, suddenly applied load & Impact load Definition of strain energy, modulus of resilience and proof resilience. Comparison of stresses due to gradual load, sudden load and impact load. Thermal stresses. 11 UNIT-III GEOMETRICAL PROPERTIES OF SECTIONS 6 Centroid, centre of gravity, Concept of moment of inertia, Centre of gravity of plane areas such as rectangle, triangle, circle, semicircle and quarter circle. Parallel axis and perpendicular axis theorem, Radius of gyration & polar moment of inertia, problems on C.G of irregular sections, M.I of symmetrical and unsymmetrical sections (I, T, C, L section) problems UNIT-IV BENDING MOMENTS AND SHEAR FORCE 6 Types of beams –(simply supported, cantilever, fixed and continuous beams,)Types of loading- (Axial load, Transverse load, point load, uniformly distributed load, uniform varying load moment load) support reactions for determinate structures, End conditions, Concept of shear force and bending moment, sign convention. Relation between bending moment, shear force and rate of loading, Shear force and bending moment diagrams for simply supported beams, overhanging beams and cantilever subjected to point loads, UDL, point of contraflexure. UNIT-V THEORY OF SIMPLE BENDING 6 Introduction –Bending stress in beam, Assumptions in simple bending theory, bending equation, neutral axis, Modulus of 12 rupture, section modulus, flexural rigidity, moment of resistance, Problems on Bending stress distribution diagramvariation of bending stresses across the cross section of the beams only rectangular and T section. Shear Stress distribution diagram for rectangular, I, T-section beams. UNIT-VI SLOPE AND DEFLECTION OF BEAMS 6 UNIT-VII Introduction –Definitions of slope, deflection -Slope and deflection using Moment area method for simply supported and cantilever, subjected to symmetrical point loads and UDL. COLUMNS 6 Introduction –Short and long columns -Euler’s theory on columns Effective length, slenderness ratio - radius of gyration, buckling load Assumptions, Euler’s Buckling load for different end conditions, Limitations of Euler’s theory and problems. 13 REFERENCES: 1. Madan Mohan das, Mimi das Saikia, Bhargab Mohan das – Basic Engineering Mechanics and Strength of Materials- PHI Learning private limited, New Delhi. 2. Popov E.P, “Engineering Mechanics of Solids”, 2nd Edition, Prentice-Hall of India, New Delhi, 2002. 3 Nash W.A, “Theory and problems in Strength of Materials”, Schaum Outline Series, McGraw-Hill Book Co., New York, 1995. 4 Kazimi S.M.A, “Solid Mechanics”, Tata McGraw-Hill Publishing Co., New Delhi, 2003. 5 Ryder G.H, “Strength of Materials”, 3rd Edition, Macmillan India Limited, 2002. 6 Bansal R. K, “Strength of Materials”, Laxmi Publications, New Delhi, 2012. 7 Timoshenko S.P, “Elements of Strength of Materials”, Tata McGraw-Hill, Delhi. 8 James M. Gere, “Mechanics of Materials” - (5th Edition), Thomson Learning. 9 Beer & Johnston, “Mechanics of Materials”, TATA McGraw Hill. 10 E P Popov, “Mechanics of Solids”, Prentice Hall of India. 11 Relevant IS Codes Engineering Metrology L T P Total Marks: 100 Course Code: PMPC205 14 3 0 0 Total Contact Hours Theory Theory Assessment : 45Hrs Pre Requisite : Nil Credit 3 End Term Exam 70 Progressive Assessment 30 Category of Course : PC RATIONELE: Engineering metrology is to ensure accurate and reliable measurements in manufacturing and engineering processes, leading to quality control, process optimization, and cost reduction by ensuring products meet specifications and standards. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Define different types of metrological terminologies 2. Use of different metrological tools 3. Measure surface Finnish 4. Apply some advanced metrological methods UNIT UNIT-I CONTENT Introduction to metrology: HOURS 6 15 Definition, types, need of inspection, terminologies, methods of measurement, selection of instruments, measurement errors, units, Measurement standards, calibration, statistical concepts in metrology UNIT-II 6 Linear metrology: Steel rule, calipers, Vernier caliper, Vernier height gauge, Vernier depth gauge, micrometers, universal caliper UNIT-III Limits fits and tolerances: 6 Interchangeability, selective assembly, limits, fit and tolerances, limit gauging, computer aided tolerancing Measurement of straightness, flatness, sureness, parallelism, roundness and cylindricity, non-contact profiling systems UNIT-IV Measurement of surface finish: 6 Introduction, terminology, specifying roughness on drawings, surface roughness parameters, factors affecting surface roughness, ideal surface roughness, roughness measurement methods, precautions in measurement, surface microscopy, surface finish software. UNIT-V Screw thread metrology: 3 16 Introduction, screw thread terminology, screw thread measurement. UNIT-VI Gear measurement: 6 Introduction, types of gears, gear terminology, errors in gears, advanced measurement of spur gear. UNIT-VII Miscellaneous measurements: Taper measurement, angle measurement, radius measurement INIT-VIII Advanced Metrology: 6 Advanced measuring machines, CNC systems, Laser vision, In-process gauging, 3D metrology, metrology software, Nano technology instrumentation, stage position metrology, testing and certification services, optical system design, lens design, coating design, precision lens assembly techniques, complex opto mechanical assemblies, contact bonding and other joining technologies. 6 REFERENCE BOOKS: 1) Engineering Metrology Er. R.K. Jain 2) Engineering Metrology and Measurements N. RAGHAVENDRA AND L. KRISHNAMURTHY. 17 Material Technology L T P Course Code: PMPC207 3 0 0 Total Contact Hours Theory Theory Assessment : 45Hrs End Term Exam 70 Progressive Assessment 30 Total Marks: 100 Pre Requisite : Nil Credit 3 Category of Course : PC RATIONALE: Material technology lies in its crucial role in designing, producing, and optimizing products by understanding and utilizing the properties of materials. It's a multidisciplinary field that bridges materials science, engineering, and manufacturing, enabling the creation of better, more sustainable, and innovative solutions across various industries. COURSE OUT COMES: By the end on the course, the student will be able to: 1. Identify primary machine tools 2. Measure cutting tool life and tool wear 18 3. Use appropriate metal cutting process 4. Use cutting fluids appropriately UNIT UNIT-I UNIT-II CONTENT HOURS Basic of Machine Tools 8 1.1 Introduction to machine tools. 1.2 Differences between machine and machine tools 1.3 Types of cutting tools 1.4 Cutting tool materials-properties and types. 1.5 Single point cutting tool nomenclatures. 1.6 Cutting tool life and factors effecting tool life and tool wear. 1.7 Orthogonal and Oblique cutting. 1.8 Cutting forces in orthogonal and oblique cutting 1.9 Chip formation process, temperature zone and forces. 1.10 Types of chips and factors for producing each chip. 1.11 Chip breaker and its types. Metal Casting Process 2.1 Introduction to metal casting 2.2 Casting: steps involved in casting 2.3 Pattern for casting 2.4 Pattern making materials 2.6 Moulding: sand-Moulding process 8 19 2.7 Special casting processes - Die casting, Centrifugal casting & Investment casting. 2.8 Defects in casting and their remedies UNIT-III Advanced Welding Processes 8 3.1 Introduction. 3.2 Classification of welding process 3.3 Resistance welding - Spot, Seam and Projection welding 3.4 Advanced Arc welding types-Shielded metal arc welding, TIG & MIG welding, Submerged arc welding, Plasma arc welding & Laser beam welding. 3.5 Defects in welding and their remedies 3.6 Differences between Brazing and Soldering. UNIT-IV Press Work 8 4.1 Introduction. 4.2 Presses-Types-Power press 4.3 Press operations: Shearing, bending, drawing, punching, blanking & notching, UNIT-V Powder Metallurgy 5.1 Basic concepts of powder metallurgy. 5.2 Methods of powder metallurgy. 5.3 Applications, merits and limitations of powder metallurgy. 8 20 UNIT-VI Cutting Fluids and Coolants 6.1 Introduction. 6.2 Purpose and Properties. 6.3 Coolants and lubricants for different operations 5 REFERENCE BOOKS: 1) Workshop Technology by Hazara Chaudhary VOL - I & VOL – II. 2) Production Technology by Dr.P. C. Sharma., S Chand & Co 3) Callister's Materials Science and Engineering, R. Balasubramaniam Jigs and Fixtures Theory and Design-I L T P Course Code: PMPC209 3 0 0 Total Contact Hours Theory Assessment Total Marks: 100 Theory Pre Requisite : 45Hrs End Term Exam 70 Progressive Assessment 30 : Nil 21 Credit 3 Category of Course : PC RATONALE: Jigs and fixtures must be designed to withstand the rigors of the manufacturing environment. This means selecting materials that are durable and capable of resisting wear and tear. Robust designs ensure that the tools maintain their accuracy and precision over extended periods, reducing downtime and maintenance costs. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Able to differentiate between Jigs and Fixtures 2. Able to apply the principals of location and clamping UNIT: 1 CONTENT DETAILS BASICS OF JIGS AND FIXTURES 23 Introduction – Jigs and Fixtures – Difference between Jigs and Fixtures – Advantages of jigs and Fixtures –Economy and cost - Elements of Jigs and Fixtures – Fool Proofing – Materials used in Jigs and Fixtures - Degrees of Freedom – 12 degrees of freedom – 6point location principle – (or) 3-2-1 principle of location – Essential features of Jigs and Fixtures – General Design Principles – Design steps – Common defects in Jigs design. UNIT: 2 PRINCIPLES OF LOCATION AND CLAMPING 22 22 Principles of location – location point – types of locators – pins and studs – V block – cup and cone location points – adjustable locating points – special adjustable stops – location from finished holes in the work – Diamond pin locator – Cam operated ‘V’ locator – Quick action ‘V ’ locator - Six point location of a three legged object – Location of a cylinder on a v-block. Principles of clamping – types of clamping – lever clamp – hinged clamp – two way clamp – swinging clamp – wedge clamp – eccentric clamping arrangement – quick action clamp – Cam operated clamp – quarter turn screw – Toggle clamp – Pneumatic and hydraulic clamps – Washers - ‘C’ washer – spherical and flat washers. TEXTBOOKS 1) Tool Design by Donaldson, Lecain, Goold 2) Introduction to Jig and Tool Design by MHA. Kempster (Viva Books Pvt. Ltd.-Delhi) 3) Jigs and Fixtures by Joshy (TMH) 4) Elements of Workshop Technology Volume-2 Machine tools , SK Hajra Choudhury , AK Hajra Choudhury and Nirahar Roy 5) Tool Engineering & Design by GR. Nagpal(Khanna publishers) 6) Jig and fixture design- 5th edition by Hoffman 7) Jigs and Fixtures by Grant 23 Machine Drawing (Assembly) L T P Course Code: PMPC211 0 0 4 Total Contact Hours Theory Assessment Theory : 60Hrs End Term Exam 15 Progressive Assessment 35 Total Marks: 50 Pre Requisite : Nil Credit 2 Category of Course : PC RATIONALE: Machine drawing (assembly) is required to clearly and accurately communicate how a machine or product is assembled, identifying each component and its position, and showing the sequence of assembly COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Study of auxiliary planes 2. Identify different types of sections 3. Use the Orthographic & Isometric projections 4. Assemble lathe tailstock UNIT CONTENT HOURS 24 UNIT-I Auxiliary views: 12 1.1 Study of auxiliary planes, 1.2 Projection of objects on auxiliary planes. 1.3 Completing the regular views with the help of give an auxiliary views Sectional Views. 1.4 Types of sections 1.5 Conversion of pictorial view into sectional orthographic views (Simple Machine Parts) UNIT-II Conversion of Projections 12 2.1 Introduction to Orthographic & Isometric projections. 2.2 Conversion of isometric view into Orthographic Views(Simple Machine Parts) 2.3 Draw missing view from the given Orthographic viewssimple components 2.4 Conversion of orthographic views into is metric Views (Simple Machine Parts) UNIT-III Rivet and Riveted Joints 3.1 Introduction and classification of Fasteners 3.2 Shape of Rivet heads 3.3 Types of Riveted joints 12 UNIT-IV Details to Assembly 4.1Introduction 4.2Bearing–Foot Step Bearing & Pedestal Bearing 4.3Lathe tool Post 12 25 4.4 Keys, Knuckle Joint and Cotter Joint 4.5 Screw Jack 4.6 Steam Stop Valve 4.7 Pipe Joints (Union Joint, Expansion Joint &Spigot & Socket Joint) UNIT-V 12 Assembly to Details 5.1Introduction– 5.2Pedestal Bearing 5.3Lathe Tail Stock 5.4Drilling Jig 5.5 Automotive parts (Piston & connecting rod) 5.6 Couplings–Flange Couplings, Flexible Couplings Universal couplings & Oldham’s Coupling 5.7 Fast&loosepulley 5.8 Valve–Not more than eight parts TEXTBOOK 1) MACHINE DRAWING, N. D. Bhatt CAD Lab L T P Total Marks: 50 Course Code: PMPC213 26 0 0 4 Total Contact Hours Theory Theory Assessment : 60Hrs Pre Requisite : Nil Credit 2 End Term Exam 15 Progressive Assessment 35 Category of Course : PC RATIONALE: Computer Aided Drafting is a process of preparing a drawing of an object on the screen of a computer. There are various types of drawings in different fields of engineering and sciences. In the fields of mechanical or aeronautical engineering, the drawings of machine components and the layouts of them are prepared. In the field of civil engineering, plans and layouts of the buildings are prepared. In the field of electrical engineering, the layouts of power distribution system are prepared. In all fields of engineering use of computer is made for drawing and drafting. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Draw various fastening devices 2. Develop the concept of 3D modelling in a software 3. Use Solid works Contents: 1. Draw various fastening devices by choosing proper tools in the software 2. Prepare detailed drawing of a complex component in a fast and effective manner 3. Implement GD&T symbols and surface finish symbols in a CAD drawing. 4. Identify the basic concepts of 3D modelling in a software environment. 5. Auto CAD 2D/3D modelling. 27 6. Draw models using Solid works. REFERENCE BOOKS 1) AutoCAD 2020 Beginners Guide Paperback , Amit Bhatt 2) SOLIDWORKS 2024 Basic Tools: Getting Started with Parts, Assemblies and Drawings by Paul Tran. Production Technology Lab L T P Course Code: PMPC215 0 0 4 Total Contact Hours Theory Theory Assessment : 60Hrs End Term Exam 15 Progressive Assessment 35 Total Marks: 50 Pre Requisite : Nil Credit 2 Category of Course : PC RATONALE: Turning operation in machining is a process where a cutting tool removes material from the outer surface of a rotating cylindrical workpiece, creating cylindrical or rounded shapes. Milling operations refer to the machining techniques wherein rotary cutting tools, typically equipped with multiple teeth or edges, are employed to precisely shape and remove material 28 from the surface of a workpiece, resulting in the creation of diverse shapes, contours, and dimensions. Grinding is metal cutting operation performed by means of a rotating abrasive wheel that acts as a tool. This is used to finish work pieces, which must show a high surface quality, accuracy of shape and dimension. The art of grinding goes back many centuries. Columns and statues were shaped and finished with a globular stone, which abraded the surface. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Perform Tuning Operation & Milling Operation 2. Identify the kind of grinding 3. Use precision grinding technique 29 UNIT UNIT-I CONENT HOURS 20 Turning Operations: Facing and Plain Turning: Performing basic turning operations to create flat surfaces and cylindrical shapes. Step Turning: Creating stepped profiles workpieces. on Taper Turning: Producing tapered sections using various methods. Knurling: Adding textured patterns to workpieces. Use of Lathe Accessories: Employing accessories such as driving plates, steady rests, and different centers for specialized operations. Maintenance Practices: Conducting basic maintenance tasks on lathe machines, including lubrication and preventive care. UNIT-II Milling Operations: 20 Types of milling cutters: End mills, face mills, slab mills, and special cutters. 30 Machine setup procedures Workpiece clamping method Tool selection and setup Operations performed: Face milling, plain milling, step milling, slot milling and Gang Milling UNIT-III Types of grinding: 1. 2. 20 Rough or non-precision grinding Precision grinding Perform operations on precision grinding: Centreless grinders Surface grinders Horizontal spindle reciprocating table surface grinder Plain surface Grinding Cylindrical grinding Tool angle grinding Workshop-II 31 L 0 T P 0 Total Marks: 50 Course Code: PMPC217 4 Total Contact Hours Theory Theory Assessment : 60Hrs Pre Requisite : Nil Credit 2 End Term Exam 15 Progressive Assessment 35 Category of Course : PC 32 RATIONALE: Mechanical Engineering Workshop is a place where students acquire knowledge on the operation of various processes involved in manufacturing and production. The Workshop Practice course makes students competent in handling practical work in engineering environment. Mechanical Engineering Workshop is also involved in different maintenance/repair works for university. COURSE OUTCOMES: By the end on the course, the student will be able to: 1. Appreciate appropriate use of workshop 2. Use different types of shop effectively UNIT UNIT-I CONENT HOURS Machine shop: 12 Machine shop is a place in which metal parts are cut to the required size and put together to form mechanical units or machines. The machines so made are to be used directly 33 UNIT-II UNIT-III or indirectly in the production of necessities and luxuries of civilization. Machine shop is the base of all mechanical production. Study of various machines present in machine shop. CNC shop: 8 Numerical control (NC) is the automation of machine tools that are operated by abstractly programmed commands encoded on a storage medium, as opposed to controlled manually via hand wheels or levers, or mechanically automated via cams alone. Most NC today is computer numerical control (CNC), in which computers play an integral part of the control. Study of various parts and their functions of CNC machines. Forging shop: 8 The Mechanical working of the metal is the shaping of the metal in either cold state or hot state. This does not include machining, grinding or casting. But in Mechanical working of the metal, the metal is shaped by “pressure” actually, in which forging, bending, twisting, drawing etc are done bring it to its final shape. In these processes some metals are shaped in both cold and hot worked. Demonstration of different tools, equipment and machines in Forging shop. 34 UNIT-IV Fitting shop: 8 Fitting shop is a place where fitting or assembling work is carried out. Some repair / maintenance and Die punch work is also carried out in Fitting shop. One simple fitting job involving practice of chipping, filing, drilling, etc. 35 UNIT-V Wood workshop: 8 The wood is obtained from the trees. In Wood workshop students are trained to work on wooden jobs by using various hand tools and machines. One simple wooden job of any one joint. UNIT-VI Foundry shop: 8 Foundry is one of the manufacturing process by which a desired shape of metal is obtained by heating up to its molten state (liquid state), and pouring into mould cavity. After some time metal is allowed to cool and solidify. The solidified piece of metal is known as casting. Demonstration of different tools, equipment and machines in foundry shop. UNIT-VII Welding shop: 1. Electric Arc Welding 2. Gas Welding (Oxy Acetylene Welding) 3. Resistance Welding 4. Forge or Fire Welding 8 TEXTBOOKS Workshop Technology by Hazara Chaudhary VOL - I & VOL – II. 36 Summer internship: 4 weeks after 2nd semester 37 SUMMER INTERNSHIP – I L T 0 0 Total Contact Hours Practical P 0 Course Code: SI201 0 Assessment End Term Exam Progressive Assessment Pre Requisite : Nil Credit 2 Total Marks: 50 15 35 Category of Course : SI Duration: 3-4 weeks during summer vacation after 2nd Semester. RATIONALE: Summer Internship – I: Is to offer a structured and practical learning experience that prepares individuals for their future careers, helps them make informed career choices, and equips them with the skills and knowledge necessary to succeed in their chosen field. This course provides opportunities to students for hands-on industry experience. COURSE OUTCOMES After completion of the course, the students will be able to: Apply theoretical knowledge gained in their academic coursework to real-world situations. Enhance specific skills relevant to their field. Gain hands-on experience in a professional network by interacting with mentors and industry professionals. Manage time effectively. Clarify career goals. DETAILED COURSE CONTENTS 38 SUGGESTED ACTIVITIES: I Orientation: o Introduction to the organization’s mission, values, and culture. o Familiarization with workplace policies, procedures, and safety guidelines. o Orientation to the team and organizational structure. II Project-Based Learning: o Description of the main project or tasks the intern will be working on during the internship. o Detailed project goals and objectives. o Training and guidance on project-specific tools, technologies, or methodologies. III Technical and Skill Development: o Training sessions or workshops to enhance technical skills relevant to the internship role (e.g., programming languages, software tools, laboratory techniques). o Soft skills development, including communication, teamwork, problem solving, and time management IV Mentorship and Supervision: o Regular meetings with a designated mentor or supervisor for guidance, feedback, and support. o Mentorship objectives and expectations. V Professional Development: o Sessions on professional etiquette, networking, and building a personal brand o Resume writing and interview preparation workshops. VI Industry and Field-Specific Knowledge: o Lectures, seminars, or presentations on industry trends, best practices, and emerging technologies. o Guest speakers from the field to share insights and experiences. VII Reporting and Documentation: 39 o Training on how to document project progress, results, and findings. o Practice in creating reports, presentations, or other deliverables. VIII Ethics and Professionalism: o Discussions on ethical considerations within the field. o Scenarios and case studies related to ethical decision-making IX Feedback and Evaluation: o Regular performance evaluations and feedback sessions. o Self-assessment and goal-setting exercises. X Networking and Industry Exposure: o Opportunities to attend industry conferences, webinars, or networking events. o Encouragement to connect with professionals in the field. NOTE As per AICTE guidelines, in Summer Internship-I, students are required to be involved in Inter/ Intra Institutional Activities viz; Training with higher Institutions; Soft skill training organized by Training and Placement Cell of the respective institutions; contribution at incubation/ innovation /entrepreneurship cell of the institute; participation in conferences/ workshops/ competitions etc.; Learning at Departmental Lab/ Tinkering Lab/ Institutional workshop; Working for consultancy/ research project within the institutes and Participation in all the activities of Institute’s Innovation Council for eg: IPR workshop/Leadership Talks/ Idea/ Design/ Innovation/ Business Completion/ Technical Expos etc. 40 41
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