15LT34T: Leather Machinery Leather Tech 3rd Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Leather Machinery detail DTE Kar Diploma syllabus for Leather And Fashion Technology (LT), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15LT34T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other leather tech 3rd sem syllabus for diploma c15 scheme dte karnataka you can visit Leather Tech 3rd Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for leather machinery is as follows.

Pre-requisites:

Basics of Mechanics & Electronics of Higher Secondary Standards.

Course Objectives:

1. To understand the Safety precautions in the operation of Leather machines.
2. To understand Maintenance of various machines.
3. To understand operations of various lather machines.
4. To understand Technical specification and working principal of various leather machines.

Course Outcomes:

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UNIT-I LOCATION OF TANNERY

Selection of site-Infrastructural facilities, Layout of tannery- Different sections, Construction of pits, Provision of sewage, Planning for good ventilation, lighting-Requirement of good quality of water, piping system- Construction of overhead tank- Provision for water lines for the processImplant safety- Electrification of plant/ tannery- Internal transportation system- Internal communication system.

UNIT – II TANNERY MACHINES-I

Construction & Working Principles, Sketches, General maintenance, Repair-Specifications& Operations of the following Machines:
Paddle, structure, measurement- Drum, capacity, relation between RPM &Dia- Fleshing machineScudding machine- Suspender & Handler for vegetable tanning- Advanced Drums- Y drum, sample drum, Sammying machine- Splitting machine- Shaving machine- Setting machine-Vacuum Dryer- Toggling Unit- Drying chamber- Drying conveyor with hangers- Vibratory staking machine (MOLISSA).

UNIT-III TANNERY MACHINES-II

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UNIT-IV FOOTWEAR MACHINES-I

Construction & Working Principles, Sketches, General maintenance, Repair-Specifications & Operations of the following Machines:
Arm Type clicking machine- Travelling head press- NC die-less cutting system- Strap cutting machine- Leather splitting machine- Transfer stamping machine- Skiving machine- Seam pressing & Taping machine- Vamp pre-forming machine- Pre forming machine to make shoe lace holesEdge folding machine- Thermo cementing & folding machine with reinforcing tape- Zig-zag sewing machine- Flat-bad sewing machine (1 or 2 needle)-Post bad sewing machine (1 or 2 needle).

UNIT- V FOOTWEAR MACHINES-II

Construction & Working Principles, Sketches, General maintenance, Repair-Specifications & Operations of the following Machines:
Machine to sew imitation moccasin- Eyeleting machine- Insole molding machine- Back part molding machine- Machine for conditioning the entire Upper- Toe forming machine- Pulling over & Lasting machine for cemented and other application- Pulling over and lasting machine for Goodyear application- Thermoplastic seat & side laster for cemented application- lasted shoe pounding machine- Heat setting to ironing and conditioning shoe and boot lasted on last- Sole press-Chill setter with conveyor.

UNIT- VI LEATHER GOODS & GARMENTS MACHINE

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Reference Books:

1. Theory and practice of Leather manufacture -K.T. Sarkar.
2. Principles of leather manufacture – S.S.Dutta.
3. Leather Technicians Hand Book – J.H.Sharphouse.
4. The Chemistry & Technology of Leather – Vol.-II – O. Flaherty, William Roddy, T. Robert, M. Lollar. – E.Robert Krieger Publishing Company, Newyork.

SUGGESTED LIST OF STUDENT ACTIVITIES

Note: The following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)

1. Each student should do any one of the following type activity or any other similar activity related to the course and before conduction, get it approved from concerned Teacher and HOD.
2. Each student should conduct different activity and no repeating should occur

1. Visit the nearest tannery. Prepare the list of machines and technical specifications of various machines used and submit the repost.
2. Visit the nearest Footwear Unit. Prepare the list machines and technical specification of various machines used and submit the report.
3. Visit the leather Goods/ Leather Garments Unit, Prepare the list of machines and technical specification of machine and submit the report submit the report.
4. Prepare the report on safety precautions of operation for various machine.

Course Delivery:

The course will be delivered through lectures and presentations

MODEL QUESTION PAPER (CIE)

1. Outline various criteria’s to keep in mind while selecting site for tannery. (5)
2. Associate implant safety with layout of tannery. (5)
3. Write a short note on roller and non-roller type of machines. (5)
4. Estimate the capacity of drum of size 8’*6′. (5)

MODEL QUESTION PAPER (SEE)

NOTE:

1. Answer any 6 questions from section A & 7 full questions from section B.
2. Each question carries 5 marks in section A.
3. Each question carries 10 marks in section B.

SECTION – A

1. Define safety. Write a short note on various elements of implant safety.
2. Classify industrial safety on the basis of sources of hazards.
3. What is the principal of vacuum drying? Write a short note.
4. Explain functions of various parts of a Slocomb staking machine by a neat and clean diagram.
5. Show various part and their functions of a auto spray machine by a neat and clean diagram.
6. Describe the functioning of arm-type of clicking press by a neat and clean diagram.
7. Explain the functioning of pulling over and lasting machine for Goodyear welted application.
8. Demonstrate the functioning of chill setter. Why it is required?
9. What is the use of fusing machine demonstrate briefly.

SECTION – B

1. Explain the various parameters of quality of water related to Leather Processing? (6)
2. Write a short note on layout of tannery. (4)
1. Explain the need of a good internal transportation system in factory. Mention the various elements of it. (6)
2. Summarize various sections of tannery (4)
1. Estimate the capacity of drum of size 8’*6′. (5)
2. What is the relation between diameter and RPM of a drum? Explain in short. (5)
1. Explain the function of dust removing machine by a neat and clean diagram. (6)
2. Distinguish between buffing, snuffing and roughing in leather industry. (4)
1. Show various parts and their functions of an ironing machine by a neat and clean diagram.
2. Classify spray patterns and their difference by neat and clean diagrams.
1. Explain the functioning of skiving machine and various types of skiving with (6) a neat and clean diagram.
2. Discuss the functioning of edge folding machine. (4)
1. Explain the functioning of thermoplastic seat and side laster for cemented (6) application.
2. Why conditioning and heat setting is required? Explain in brief. (4)
1. Draw a neat and clean diagram of sole press and demonstrate its function. (5)
2. Demonstrate the functioning of eyeleting machine. (5)
1. Draw a neat and clean diagram of pocket welting and describe its functioning. (6)
2. Discuss the use of piping machine in short. (4)
1. Draw a neat and clean diagram of button holing machine and describe its functioning. (6)
2. Discuss the use of octagonal knife cutting machine in short. (4)

For detail syllabus of all other subjects of BE Leather Tech, C15 scheme do visit Leather Tech 3rd Sem syllabus for C15 scheme.

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