Subject Code & Name: FT25404 – Apparel Machineries and Equipment
Regulation: R-2025
Semester: IV (Fourth Semester)
Branch: B.Tech. Fashion Technology (Fashion)
Credits / L-T-P: 3 Credits | L-T-P: 2-0-2
Course Objectives
- To impart knowledge on the machineries and equipments used for garment production
- To instruct on latest developments in the garment production machineries.
Full Unit-wise Syllabus
Unit I – Spreading Machines
Fabric inspection machines, Types of Fabric Packages. Types of Fabrics – One Way – Two Way Fabrics – Their effect on spreading. Methods of Fabric spreading. Spreading equipments. Marker planning, Marker efficiency, Factors affecting marker efficiency.
Practical: 1. Study on the working principle of spreading machine
Activities: Collect pictures of different fabrics with faults/ defects
Unit II – Cutting Machines
Introduction to cutting machines. Types and functions of cutting machines – straight knife, round knife, band knife cutting machines. Notches, drills, die cutting machines. Computerised cutting machines. Maintenance of cutting machines.
Practical: 1. Study on the working mechanism of different cutting machines
Activities: Prepare a preventive maintenance schedule for cutting machines
Unit III – Sewing Machines
Basic parts of sewing machine –primary and auxiliary parts and their functions. Bobbin case / Bobbin hook, Throat plate– Take up devices – Tensioners – Feed dog – Pressure foot. Types of needles – Parts of needles and their function. Needle finishes. Adjustments of Stand height – pedal – Needle Bar – Stitch length selection – Feed timing – Needle and Bobbin Thread Tension – Stitch cycle timing diagram; Basic parts and functions of chain stitching machine.
Practical: 1. Evaluation of the strength and consistency of stitches produced by different settings on the SNLS machine.
Activities: Collect the pictures along with salient features of latest sewing machines, Collection of sewing needles and calculation of needle number
Unit IV – Multi Thread Sewing Machines
Over lock machines - Types of Over lock machines. Parts and their functions. Threading diagram for over lock machines. Stitch Cycle Diagram for over lock machines – Adjustment of Needle height, Feed dog height, angle, Differential feed ratio, Position of upper and lower knives, loopers. Defects and Remedies. Flat lock machines – Types. Parts and their functions. Threading diagram of flat lock machines – Stitch cycle diagram. Adjustment of parts – Needle height, feed dog height, differential feed ratio, loopers.
Practical: 1. Study on the threading, tensioning and working principle of button hole machine 2. Evaluation of the strength and consistency of stitches produced by different settings on the chain stitch machine. 3. Evaluation of the strength and consistency of stitches produced by different settings on the overlock machine. 4. Evaluation of the strength and consistency of stitches produced by different settings on the flatlock machine.
Activities: Create a threading diagram using 3D model for flat lock and overlock sewing machines / thread the feed off the arm machine and produce stitch samples.
Course Outcomes (COs)
- CO1: Understand different methods of fabric spreading and marker planning with respect to fabric characteristics and marker efficiency.
- CO2: Apply the operating principles of various cutting machines used in apparel production for efficient fabric cutting.
- CO3: Analyze the setting, adjustment, and performance of sewing machine components for effective garment production.
- CO4: Evaluate the working principles and operational performance of advanced garment sewing machines used in industrial applications.
- CO5: Develop appropriate machine selection and production solutions using special machinery for apparel manufacturing requirements.
Assessment Pattern (Quick Note)
- Weightage: Continuous Assessment 50% | End Semester Examinations 50%
- Internal methodology: Quiz (5%), Project (15%), Assignment Programs (25%), Practical (25%), Internal Examinations (30%)
Source: Official Anna University – B.Tech. Fashion Technology R-2025 Syllabus
Last Updated: October 2026
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