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syllabi 10+1 voc streams - Government Senior Secondary School ...

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113<br />

(VI) MECHANICAL SERVICING (AUTO)<br />

Paper-I ENGINEERING DRAWING<br />

Time : 2 hrs. THEORY M. Marks : 30<br />

Semester-I Int. Ass./CCE: 10<br />

PART-A Total Marks: 40<br />

1. Introduction to Engineering drawing, care and use of drawing instruments and material.<br />

2. Free hand lettering on graph paper.<br />

3. Different types of Engineering lines as per I.S.I. specifications. Practice in free hand sketching of<br />

vertical, horizontal & inclined lines & geometrical figures such as-triangle, rectangles and circles,<br />

polygon, construction of ellipse, parabola and involute of a circle.<br />

4. Conventional representation of different material in sections e.g. shaft, hollow pipe, rectangular,<br />

square, angle, channel, I-section etc.<br />

PART B<br />

WORKSHOP PRACTICE<br />

5. Description of hand tools used in outomobile shop. Precautions observed in a workshop.<br />

Time: 2 hrs Semester-II Marks: 30<br />

PART-A Int. Ass./CCE:15<br />

Total Marks: 45<br />

1. Drawing sheets of 1st angle and 3rd angle projections of solids.<br />

2. Introduction to rivets and its types. Concepts of auto CAD (Computer Added Design).<br />

PART B<br />

WORKSHOP PRACTICE<br />

3. Description of measuring tools and instruments like outside calliper, inside calliper, vernier<br />

calliper, outside micrometer, inside micrometer, Dial gauge, marking block and gauge. Try<br />

square, Bevel protector, bench centre, depth gauge, compression gauge, pressure gauge.<br />

4. Surface plate, sue of open end spanner, ring spanner, box spanner, sockets, torque, wrenches,<br />

adjustable spanner, Alien Key wrench.<br />

5. Introduction to paints.<br />

ENGINEERING DRAWING<br />

Time : 3 hrs. PRACTICAL Marks : 25<br />

SEMESTER-I<br />

1. Use of the hand tools, measuring tools and measuring instrument used in workshop.<br />

2. To practice efficient use of files by producing plane surfaces, straight edges of right angle, fillets<br />

and round corners.<br />

3. To leam efficient and accurate use of Hacksaw cutting.<br />

Time: 3 hrs Semester-II M. Marks : 50<br />

1. To make a V notch on a flat surface using chipping method.<br />

2. To learn marking a job using a surface plate, V-block and marking gauge.<br />

3. Fitting a square hole in a M.S. flat.<br />

4. Extraction of a broken stud.<br />

5. Use of hand tools and equipment used in painting and denting.<br />

6. Visit to a nearby mechanical workshop.

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